CN108465134A

CN108465134A - Impotence fixing device in a kind of haemodialysis upper limb

Info

Publication number: CN108465134A
Application number: CN201810123058.3A
Authority: CN
Inventors: 陈辉; 张帆; 张一帆
Original assignee: Wenzhou Central Hospital
Current assignee: Wenzhou Central Hospital
Priority date: 2018-02-07
Filing date: 2018-02-07
Publication date: 2018-08-31
Anticipated expiration: 2038-02-07
Also published as: CN108465134B

Abstract

The invention discloses impotence fixing devices in a kind of haemodialysis upper limb,Its technical solution is that temperature control mechanism includes shell,Hair-dryer,Ultrasonic probe and controller,Fixed mechanism includes connecting plate,Bottom plate and bandage,Bandage is connect with bottom plate,Shell is connect with bottom plate,Connecting plate and the axis that bottom plate extends are hinged,It is arranged on the axis from worm gear,Motor is provided on connecting plate,Main worm gear is arranged on the axis of motor,Main worm gear and from worm gear be intermeshed,Hair-dryer is located on the side of shell and shell inner cavity is in communication with the outside,The side of the opposite shell of hair-dryer is equipped with air outlet,Hair-dryer is internally provided with the heater of heating air,Controller be located in shell and respectively with hair-dryer,Heater and ultrasonic probe electrical connection,The temperature outside hair-dryer and heater change arm is controlled by blood flow in ultrasonic probe monitoring arm,So that blood flow maintains normal condition,Solve the problems, such as that blood pressure is jiggly in impotence operation in arteriovenous.

Description

Impotence fixing device in a kind of haemodialysis upper limb

Technical field

The present invention relates to a kind of medical treatment device, impotence fixing device in more particularly to a kind of haemodialysis upper limb.

Background technology

Haemodialysis is to chronic renal failure and the most effective therapy of acute drugs poisoning patient, in arteriovenous Fistula is one of surgical operation, is mainly used for hemodialysis, internal arteriovenous fistula is a kind of minor operation of vascular anastomosis, by forearm Make a suture close to the artery of wrist and neighbouring vein, makes to flow arterial blood in the vein after coincideing, form one The blood vessel of internal arteriovenous fistula, internal arteriovenous fistula can provide sufficient blood for hemodialysis, be the adequacy of dialysis treatment It provides safeguard.

In interior impotence surgical procedure, patient cannot arbitrarily replace position, and dialysis time is long, and blood pressure and blood flow are not Can be always maintained at it is constant, patient be possible to can because sleep or it is movable in spite of oneself situations such as so that blood pressure in arteriovenous and Blood flow changes so that artery and Intervenous blood flow effect are deteriorated, and reduce the treatment that impotence is performed the operation in arteriovenous Effect, or even can make impotence operative failure in arteriovenous, this has not only aggravated the burden of working doctor, also brings economy to patient With the burden on body, arm needs to raise in recovery process, promotes blood backflow, accelerates the speed that interior impotence restores.

Invention content

In view of the deficiencies of the prior art, the present invention intends to provide a kind of controllable blood pressure and blood flow and energy Impotence fixing device in the haemodialysis upper limb that impotence restores in accelerating.

To achieve the above object, the present invention provides following technical solutions：Impotence fixing device in a kind of haemodialysis upper limb, Include fixed mechanism and temperature control mechanism, the temperature control mechanism is connect with fixed mechanism, and the temperature control mechanism includes shell, blows Wind device, ultrasonic probe and controller, the fixed mechanism include connecting plate, bottom plate and bandage, and the bandage is connect with bottom plate, The shell is connect with bottom plate, and the connecting plate and the axis that bottom plate extends are hinged, are arranged on the axis from worm gear, the connection For backboard from motor is provided on the bottom surface of bottom plate, the axis of the motor is arranged with main worm gear on one end of connecting plate, described It main worm gear and is intermeshed from worm gear, motor is rotated by driving main worm gear to drive from worm gear so that bottom plate is with respect to connecting plate turn It is dynamic；The hair-dryer is located on the side of shell and shell inner cavity is in communication with the outside, the opposite shell of the hair-dryer Side on be provided with air outlet, the hair-dryer is internally provided with the heater of heating air, and the controller is located at shell In and be electrically connected respectively with hair-dryer, heater and ultrasonic probe, in the course of surgery, the arm of patient is by shell and ties up Band is fixed on bottom plate, and ultrasonic probe is contacted with the surface skin on arm in arteriovenous at impotence, works as ultrasonic probe Detect that the blood flow in arteriovenous at impotence is low and when feeding back information to controller, controller sends a signal to hair-dryer and adds Hot device, heater are heated, and extraneous air is blown into shell by hair-dryer, and the heated device of air stream is heated and flowed over Skin surface so that the blood flow in arteriovenous increases；When ultrasonic probe detects the blood flow height in arteriovenous at impotence simultaneously When feeding back information to controller, controller sends a signal to hair-dryer and heater, and heater does not heat, and hair-dryer will be extraneous Air be blown into shell, air stream makes the blood flow in arteriovenous reduce through skin surface；When ultrasonic probe detects Blood flow in arteriovenous at impotence is normal and when feeding back information to controller, controller sends a signal to hair-dryer and heating Device, hair-dryer and heater do not work.

As a further improvement on the present invention, air purification layer is provided on the shell, the air purification layer is located at On side where hair-dryer and at air outlet.

As a further improvement on the present invention, the shell upper bottom surface is provided with bar slot and adjusts position for ultrasonic probe The adjusting hole set, the ultrasonic probe is connected to by flexural pivot stretches forward, and the shell upper bottom surface is slidably provided with the first limit Plate and the second limiting plate, first limiting plate and the second limiting plate are oppositely arranged, and first limiting plate is ferromagnetic material, institute State the second limiting plate and to stretch forward be magnetic material, be provided on first limiting plate the first bar, second spring, several the Two bars adapt to the inspecting hole stretched forward with several, several described second bars correspond to several inspecting holes along the first limiting plate side of movement To being removably set in the first limiting plate, the second spring is sheathed on the first bar and is limited in the first limiting plate, institute Stating the first bar can slide with respect to the first limiting plate and be provided with several and the second bar one on the second bar, first bar One corresponding helical teeth, under original state, in the raw, the first bar is located in the first limiting plate second spring, helical teeth and Two bar one end are inconsistent, and the second bar other end stretches into inspecting hole, after adjusting ultrasonic probe and righting is stretched forward, successively by One limiting plate and the second limiting plate are stretched forward and are limited until the first limiting plate and the second limiting plate are bonded to each other close to movement of stretching forward In an inspecting hole, while stretching forward and pushing the second bar, the second bar occurs to slide relatively with helical teeth, second spring deformation, and first One end of bar is stretched out from the side of the first limiting plate and is caught in bar slot.

As a further improvement on the present invention, several third springs and several are additionally provided in first limiting plate Baffle, several described baffles correspond to the lower section that several inspecting holes are set to inspecting hole, several third springs and several baffles Corresponding to be connected and be arranged along the moving direction of the first limiting plate with cage connection, third spring, under original state, baffle blocks Inspecting hole, by the deformation of third spring with reset control baffle whether with inspecting hole sequence.

As a further improvement on the present invention, it is slidably provided with pairs of pedestal on the shell, the pairs of base The one end of seat far from shell, which is away from each other, bends out limiting section, bolt is provided on the bottom plate and is slided for limiting section second Sliding slot, the bolt are connect with base thread, and one end of bolt extends into second sliding slot and face pedestal, when arm is by bandage After being located on bottom plate and carrying out interior impotence operation, pairs of pedestal is installed on bottom plate, arm is between pairs of pedestal, outside Shell is located above arm, and limiting section is located in second sliding slot, and adjusting bolt is extremely inconsistent with pedestal, continues adjusting bolt and makes base Seat is moved along second sliding slot, and the distance between pairs of pedestal changes.

As a further improvement on the present invention, the pedestal is divided into outer frame and interior pedestal, and limiting section is connected with outer frame, Interior pedestal and shell slidable connection, the interior base sleeve are set in outer frame, and the interior pedestal is parallel to second sliding slot extension Push piece and fastener are provided on the side in direction, be provided on the outer frame push hole moved up and down for push piece and several with The compatible card hole of fastener, push piece extend outer frame, several card holes are distributed along the extending direction of push hole, in the outer frame Slidable connection has slide plate, and connector is provided in the plate face of the slide plate, is arranged on the side of the interior pedestal far from push piece There is link slot compatible with connector, the first spring is arranged on the connector, the first spring is by slide plate and interior pedestal The common limit of side, when pressing push piece, the first spring deformation, fastener exits card hole, connector towards moving in link slot, after And push piece is pushed to be moved along push hole, slide plate is moved relative to outer frame simultaneously, to change the length that interior pedestal stretches into outer frame.

As a further improvement on the present invention, the bottom plate, pairs of pedestal and shell this three connect with arm skin Tactile part is disposed with cotton layer and canvas layer.

As a further improvement on the present invention, further include having seat, support hand handle, the support are provided on the seat Motor slot compatible with motor and board slot compatible with connecting plate are offered in hand handle, the motor slot is connected with board slot It is logical, latch fitting is movably arranged in the support hand handle, the latch fitting is located in the cell wall of board slot, is provided on the connecting plate Locked groove compatible with latch fitting pushes latch fitting to be caught in locked groove when connecting plate and motor are installed in place with support hand handle so that Connecting plate is limited in support hand handle.

As a further improvement on the present invention, the seat includes the chair back and chair body, and the support hand handle is located at chair body On, the chair back is rotatably connected by driving motor with respect to chair body, and driving wheel is arranged on the axis of the driving motor, described Driving wheel is engaged with driven wheel, the support hand handle is connected by strut with chair body, and strut is equipped with and is meshed with driven wheel Tooth and strut can be with respect to chair body vertical shift.

As a further improvement on the present invention, one end of the bandage is fixedly connected on the side of bottom plate, the zone face of bandage On be provided with hair side and hook surface, hair side is additionally provided with and is tied up on bottom plate with respect to one end that hook surface is connected close to bandage with bottom plate With compatible buckle, when using bandage fixing arm, bandage is passed through to the top for buckling and being folded to hair side, will then be hooked Face is bonded to each other with hair side.

Beneficial effects of the present invention realize bottom plate phase by motor, main worm gear and from the interaction relation between worm gear three Rotation to connecting plate so that arm is at relatively raised, promotes blood backflow, is conducive to sufferer and restores；The cooperation of bandage and bottom plate Using can be positioned to arm, impotence in shell face arteriovenous is installed on bottom plate after operation, shell is further to arm It is positioned, impotence and the syringe needle being connected with blood vessel are contained in shell in arteriovenous, are protected to impotence in arteriovenous and syringe needle Shield is visited by the heater built in the ultrasonic probe, controller, hair-dryer and the hair-dryer that are arranged in shell by ultrasonic wave Blood flow information is fed back to controller by head, after controller judges and sends a signal to hair-dryer and heater, hair-dryer With heater with the use of so that vascular flow amount stabilization improves operation in normal value convenient for the healing of impotence in arteriovenous Success rate can mitigate in arteriovenous impotence because of the feeling of pain of the big generation of blood pressure, moreover it is possible to reduce when hair-dryer cools down arm Amount of bleeding.

Description of the drawings

Fig. 1 is a kind of stereogram of impotence fixing device in haemodialysis upper limb.

Fig. 2 is the enlarged drawing at A in Fig. 1.

Fig. 3 is a kind of main sectional view of the shell of impotence fixing device in haemodialysis upper limb.

Fig. 4 is a kind of sectional view of bowing of the shell of impotence fixing device in haemodialysis upper limb.

Fig. 5 is a kind of internal structure chart of the pedestal of impotence fixing device in haemodialysis upper limb.

Fig. 6 is the sectional view that a kind of temperature control mechanism of impotence fixing device in haemodialysis upper limb is connected with bottom plate.

Fig. 7 is a kind of main sectional view of impotence fixing device in haemodialysis upper limb.

Fig. 8 is the broken away view of the fixed mechanism of impotence fixing device and support hand handle in a kind of haemodialysis upper limb.

Fig. 9 is a kind of sectional view of bowing of the support hand handle of impotence fixing device in haemodialysis upper limb.

Specific implementation mode

The present invention is described in further detail below in conjunction with the embodiment given by attached drawing.

Shown in Fig. 9, impotence fixing device in a kind of haemodialysis upper limb of the present embodiment, includes fixed machine Structure 1 and temperature control mechanism 2, temperature control mechanism 2 are connect with fixed mechanism 1, and temperature control mechanism 2 includes shell 21, hair-dryer 22, ultrasonic wave Microcontroller or PLC can be used in probe 24 and controller 25, controller 25, and transmission signal efficiency is high, and fixed mechanism 1 includes to connect Fishplate bar 19, bottom plate 11 and bandage 12, bandage 12 are connect with bottom plate 11, and bandage 12 can be one, i.e. 12 one end of bandage and bottom plate 11 Connection, the other end can be connected after arm is placed on bottom plate 11 with 11 other side of bottom plate；Bandage 12 or pairs of setting, When arm is placed on bottom plate 11, pairs of bandage 12 is wound on arm and is connected with each other, and two ways can pass through bandage 12 are located in arm on bottom plate 11, and two ways is determined by actual production；

Shell 21 is connect with bottom plate 11, if shell 21 is fixedly connected with bottom plate 11, arm initially passes through shell 21 and bottom plate 11 through-holes formed, then by bandage 12 to arm fixation；If shell 21 is detachably connected with bottom plate 11, i.e. shell 21 and bottom plate 11 can be separated from each other, after arm is located in by bandage 12 on bottom plate 11, then by the way that shell 21 and bottom plate 11 to be mutually mounted on Arm is positioned together, for two ways depending on actual demand, the former arm is jointly fixed by shell 21 and bandage 12 It performs the operation behind position, needs lid will to be arranged on shell 21, perform the operation to arm convenient for opening, it is fixed that the latter first passes through bandage 12 Position after, you can carry out arteriovenous in impotence operation, until operation after, by shell 21 in arteriovenous impotence post-operative wound it is upper Side is simultaneously installed together with bottom plate 11 close to arm, and after installation, shell 21 carries out protection to the wound of impotence in arteriovenous and will be with The connected syringe needle of blood vessel is contained in the inside, is limited to the pipeline that syringe needle is connected to, improves the stability of syringe needle, the latter compares The former hinders the operation few, impotence is performed the operation more conducively in arteriovenous, preferably the latter during surgery；

Connecting plate 19 and the axis that bottom plate 11 extends are hinged, are arranged on the axis from worm gear 10, connecting plate 19 deviates from bottom plate Motor 5 is provided on 11 bottom surface, the axis of motor 5 is arranged with main worm gear 51,51 He of main worm gear on one end of connecting plate 19 It is intermeshed from worm gear 10, the dedicated controllers and power supply of motor 5 are built on the bottom surface of connecting plate 19, are compared motor 5 It is arranged and directly drives bottom plate 11 relative to the rotation of connecting plate 19 in the both sides of connecting plate 19, it is reasonable spatially to use, and avoids connecting Plate 19 in the horizontal direction in the big placement for influencing sufferer arm of size and scope of activities, while motor 5 is located at connecting plate 19 Lower section is also a kind of protection to motor 5, and sufferer arm needs to raise arm, so as to the blood in vein when standing recovery Liquid flows back, and accelerates the healing of impotence in arteriovenous, drives main worm gear 51 by motor 5 at this time, and main worm gear 51 drives from 10 turns of worm gear It is dynamic, it drives bottom plate 11 to rotate together from worm gear 10, that is, changes the angle between bottom plate 11 and connecting plate 19, realize arm lift Height is conducive to arm and restores；

Hair-dryer 22 is located on the side of shell 21 and 21 inner cavity of shell is in communication with the outside, and hair-dryer 22 is opposite Air outlet 26 is provided on the side of shell 21, hair-dryer 22 is responsible for entering air in shell 21, and air outlet 26 is responsible for shell 21 Interior air discharge, hair-dryer 22 are oppositely arranged with air outlet 26 in order that air-flow can be fully from an effluent of arm outer surface To the other side, ensure that arm outer surface by airflow influence, here preferably extends hair-dryer 22 and air outlet 26 along arm Direction is arranged, is convenient for influence of the air-flow to blood vessel, hair-dryer 22 to be internally provided with the heater 23 of heating air, heater 23 can Select heating wire, for hair-dryer 22 be blown into the air in shell 21 heating, controller 25 be located in shell 21 and respectively with blow Wind device 22, heater 23 and ultrasonic probe 24 are electrically connected, and ultrasonic probe 24 is used to measure the blood flow in arteriovenous at impotence, In actual mechanical process, the arm of patient is positioned on bottom plate 11, arm is positioned using bandage 12, it is right after having good positioning The arm face that do not bound by bandage 12 carries out impotence in arteriovenous and performs the operation, and after impotence is established in arteriovenous, is inserted at 5mm at interior impotence Intravenous needle and arterial needle after contact pin, will carry out the installation with bottom plate 11, shell 21 at the postoperative arm of 21 face of shell After being installed in place, shell 21 by impotence in arteriovenous, arterial needle and intravenous needle accommodate wherein, shell 21 is mutually pasted with arm It closes, while ultrasonic probe 24 is contacted with the surface skin on arm in arteriovenous at impotence, after shell 21 installs, next It is exactly up to four hours and sitting quietly or reposing, the generation for impotence in arteriovenous and stabilization, blood pressure in impotence in arteriovenous at this time Height and the low effect that can influence impotence in arteriovenous and perform the operation, i.e., in this is four hours, when ultrasonic probe 24 detects sound Blood flow in arteries and veins at impotence is low and when feeding back information to controller 25, controller 25 sends a signal to hair-dryer 22 and heater 23, heater 23 is heated, and extraneous air is blown into shell 21 by hair-dryer 22, and the heated device of air stream 23 is heated simultaneously Skin surface is flowed over, logical heat transfer makes the blood flow in arteriovenous increase, and to improve blood pressure blood pressure is tended to Normal value；When ultrasonic probe 24 detects that the blood flow in arteriovenous at impotence is high and when feeding back information to controller 25, controls Device 25 processed sends a signal to hair-dryer 22 and heater 23, and heater 23 does not heat, and extraneous air is blown into outer by hair-dryer 22 In shell 21, air stream makes skin surface air velocity fast through skin surface, plays cooling effect, so that in arteriovenous Blood flow reduce, blood pressure is reduced to normal value, while cooling can mitigate the feeling of pain that impotence blood pressure is brought greatly in arteriovenous, subtract Small amount of bleeding；When ultrasonic probe 24 detects that the blood flow in arteriovenous at impotence is normal and feeds back information to controller 25 When, controller 25 sends a signal to hair-dryer 22 and heater 23, and hair-dryer 22 and heater 23 do not work, because in arteriovenous After impotence underwent operative, the blood vessel at interior impotence is more fragile, can cause if being taken blood pressure using the blood pressure measuring of direct detection blood pressure interior Angiorrhoxis at impotence so that operative failure, since blood flow is directly proportional to blood pressure, i.e., by ultrasonic probe 24 and interior impotence Skin surface it is inconsistent measured in real time, on the one hand will not internally damage at impotence, another aspect ultrasonic probe 24 It is a kind of protection to arm without stirring entire arm convenient for placement, by being used cooperatively for hair-dryer 22 and heater 23, Logical heat transfer makes endovascular blood flow be maintained at normal value, convenient for the normal healing of impotence in arteriovenous, improve operation at Power.

Wound is needed to keep sterile, avoids wound sense with reference to shown in Fig. 3 as a kind of improved specific implementation mode Dye, i.e., be provided with air purification layer 15, air purification layer 15 is located inside hair-dryer 22 and shell 21 and is connected on shell 21 Ventilation opening at and air outlet 26 at, air purification layer 15 is combined by multiple material, such as activated carbon, synthetic fibers, HEAP Efficient material etc., the air purification layer 15 at hair-dryer 22 is for purifying the air that hair-dryer 22 is blown into shell 21；Air outlet Air purification layer 15 at 26 is used to purify the air entered by air outlet 26 in shell 21, the design of air purification layer 15 The air flowed into shell 21 is pure, avoids causing to infect to wound, improves the protection to human body.

As a kind of improved specific implementation mode, with reference to shown in Fig. 3 to Fig. 4, because in the arm arteriovenous of different patients The position of impotence is different, and the position of ultrasonic probe 24 needs that corresponding change occurs, i.e., 21 upper surface of shell is provided with bar slot 229 and the adjusting hole 241 of position is adjusted for ultrasonic probe 24, ultrasonic probe 24 is connected to by flexural pivot stretches forward 27, that is, exists It is provided with sphere on ultrasonic probe 24, stretches forward and is provided with ball groove compatible with sphere on 27, even if 27 holdings of stretching forward are vertical It is motionless, it is rotated in ball groove so that ultrasonic probe 24 is suitable for the arm surface of different inclined degrees, shell 21 by sphere Upper surface is slidably provided with the first limiting plate 225 and the second limiting plate 220, is provided in 21 upper surface of shell for the first limit The sliding slot that position plate 225 and the second limiting plate 220 accommodate, sliding slot are connected with bar slot 229, the limit of the first limiting plate 225 and second Extend convex block on plate 220 goes force to push convenient for user so that the first limiting plate 225 and the second limiting plate 220 are relatively sliding Slot is slided into or is skidded off, and the first limiting plate 225 and the second limiting plate 220 are oppositely arranged and positioned at the top of adjusting hole 241, the first limit Position plate 225 is ferromagnetic material, the second limiting plate 220 and to stretch forward 27 be magnetic material, and activity is provided on the first limiting plate 225 Space 242 and several adapt to stretch forward 27 inspecting hole 227, be provided with the first bar 226, second spring 228 in activity space 242 With several the second bars 39, several second bars 39 correspond to several inspecting holes 227 and extend to inspecting hole 227 from activity space 242 In and can be slid with respect to the first limiting plate 225, the first bar 226 is perpendicular to the second bar 39 and can be slid in activity space 242, Several and 39 one-to-one helical teeth 30 of the second bar are provided on one bar 226, it is mutual with helical teeth 30 in order to reduce the second bar 39 Between abrasion, i.e., the second bar 39 is designed to scarf with the inconsistent one end of helical teeth 30, which can be oblique with helical teeth 30 Face is bonded to each other sliding, and the deformability of second spring 228 is less than the magnetic force of the first limiting plate 225, because of the presence of helical teeth 30, the Two springs 228 are sheathed on the first bar 226 and are not arranged on the part of helical teeth 30, and second spring 228 by helical teeth 30 and surrounds activity The wall in space 242 limits jointly, and under original state, in the raw, the first bar 226 is located at activity space to second spring 228 In 242, helical teeth 30 and 39 one end of the second bar are inconsistent, and 39 one end of the second bar is located in inspecting hole 227, the first limiting plate 225 and Two limiting plates 220 are separated, and adjusting hole 241 opens；It, will be in ultrasonic probe 24 and arteriovenous when disposing ultrasonic probe 24 Skin at impotence is inconsistent, and stretching forward 27 passes through adjusting hole 241, by the first limiting plate 225 close to 27 movements of stretching forward until stretching forward 27 With 227 phase card of inspecting hole, in snap-fitting process, 27 the second bars of promotion 226 of stretching forward, the second bar 226 and helical teeth 30 occur it is opposite slide, the One end of two springs, 228 deformation, the first bar 226 is stretched out from the side of the first limiting plate 225 and is caught in bar slot 229, and at this time One limiting plate 225 has been attracted by positioning and has stretched forward 27 simultaneously, stretches forward 27 motionless, by 220 close 27 movements of stretching forward of the second limiting plate, directly It is bonded with the first limiting plate 225 on to the second limiting plate of magnetic 220 and the first limiting plate 225 has attracted the second limiting plate 220, second Limiting plate 220 is positioned, and adjusting hole 241 is closed；When needing to release ultrasonic probe 24 to the monitoring of blood flow, artificially by the After two limiting plates 220 are moved far from the first limiting plate 225, then by the inspecting hole 227 on 27 the first limiting plates of removal 225 of stretching forward, the Two springs 228 restore deformation, and the first bar 226 exits bar slot 229, and helical teeth 30 pushes the second bar 39 so that the second bar 39 stretches into inspecting hole In 227, the first limiting plate 225 is moved at this time far from stretching forward 27, adjusting hole 241 opens；Without artificial force, the One limiting plate 225 and the second limiting plate 220 will not separate, and the first bar 226 is provided with beveling on one end of 229 phase card of bar slot Face, bar slot 229 are put together by several Dentate grooves, and the cell wall of Dentate groove is adapted with scarf, when the first bar 226 is caught in Or when exiting bar slot 229, opposite sliding, so design occur with the cell wall in bar slot 229 for the scarf of the first bar 226 just It is caught in or exits bar slot 229 in the first bar 226；Second limiting plate 220 and the first limiting plate 225 can structure having the same, carry The connective stability of high second limiting plate 220；First limiting plate 225 and the second limiting plate 220 can with stretch forward 27 position change And change the length for stretching out sliding slot so that the first limiting plate 225 and the second limiting plate 220, which can limit, stretches forward 27, because stretching forward 27 Position can change, and inspecting hole 227 is several and arranges along the side of 225 opposite second limiting plate 220 of the first limiting plate, leads to The position change of ultrasonic probe 24 is crossed, is suitable in the arteriovenous of different patient's arms at impotence.

As a kind of improved specific implementation mode several are additionally provided in the first limiting plate 225 with reference to shown in Fig. 3 Third spring 37 and several baffles 38, several baffles 38 correspond to the lower section that several inspecting holes 227 are set to inspecting hole 227, if Dry third spring 37 is corresponding with several baffles 38 to be connected and is connect with shell 21, and third spring 37 is along the first limiting plate 225 moving direction is arranged, and under original state, baffle 38 blocks inspecting hole 227, and the deformability of third spring 37 is less than the first limit Position plate 225 to stretch forward 27 magnetic force, avoid stretching forward 27 promotion baffle 38 when, the first limiting plate 225, which can not be sucked, stretches forward 27, works as spy When body 27 is caught in inspecting hole 227,27 promotion baffles 38 of stretching forward movement, third spring 37 deforms upon；When 27 removal inspecting holes of stretching forward When 227, third spring 37 restores deformation, and baffle 38 shelters from inspecting hole 227, baffle 38 and third spring 37 be designed as preventing it is outer Boundary's air enters in shell 21 the aerial infection wound so that not being cleaned by inspecting hole 227, improves safety.

It can slide in opposition and be provided on shell 21 with reference to shown in Fig. 5 to Fig. 6 as a kind of improved specific implementation mode Sliding rail is arranged on shell 21, the sliding block that can be slided in sliding rail is provided on pedestal 211 for pairs of pedestal 211, pairs of The one end of pedestal 211 far from shell 21, which is away from each other, bends out limiting section 212, bolt 214 is provided on bottom plate 11 and for limit The second sliding slot 213 that portion 212 is slided, bolt 214 are threadedly coupled with bottom plate 11, and one end of bolt 214 extends into second sliding slot 213 In and face pedestal 211, when arm is located on bottom plate 11 by bandage 12 and after impotence operation in carrying out, by pairs of pedestal 211 It is installed on bottom plate 11, between pairs of pedestal 211, shell 21 is located above arm arm, and limiting section 212 is located at second and slides In slot 213, adjusting bolt 214 continues adjusting bolt 214 so that pedestal 211 is along second sliding slot 213 to inconsistent with pedestal 211 Mobile, the distance between pairs of pedestal 211 reduces, until pedestal 211 and arm are inconsistent, stops adjusting bolt 214, bolt 214 with pedestal 211 it is inconsistent when, bolt 214 is located at the top of limiting section 214, so that pedestal 211 is limited in bottom plate 11 On, the stability of structure is improved, the arm by the change of distance between pairs of pedestal 211 suitable for different in width improves Use scope can be by cunning when adjusting bolt 214 is far from pedestal 211 according to actual demand in terms of structure design Spring is arranged in rail to reset also or directly by artificial mobile foundation 211 so that pedestal 211 is released with arm for pedestal 211 It is inconsistent.

As a kind of improved specific implementation mode, with reference to shown in Fig. 5 to Fig. 6, pedestal 211 is divided into outer frame 215 and interior Pedestal 216, limiting section 212 are connected with outer frame 215, and interior pedestal 216 and 21 slidable connection of shell, interior pedestal 216 are sheathed on In outer frame 215, and outer frame 215 accommodates the width of the slot of interior pedestal 216 and is more than the width of interior pedestal 216, on interior pedestal 216 Be provided with push piece 217 and fastener 218, be provided on outer frame 215 push hole 219 moved up and down for push piece 217 and several with 218 compatible card hole 210 of fastener, push piece 217 extend outer frame 215, and the length of fastener 218 is less than the length of push piece 217, Fastener 218 and push piece 217 are integrally formed, convenient for saving space, several card holes 210 are distributed along the extending direction of push hole 219, Slidable connection has slide plate 221 in outer frame 215, and connector 222 is provided in the plate face of slide plate 221, and interior pedestal 216 is separate to be pushed away It is provided with link slot 223 compatible with connector 222 on the side of part 217, the first spring 224 is arranged on connector 222, First spring 224 is by the common limit of slide plate 221 and 216 side of interior pedestal, and under original state, the first spring 224 is drawn naturally It stretches, fastener 218 fastens with one of card hole 210, and interior pedestal 216 is fixed with respect to outer frame 215, and 222 part of connector holds It is contained in link slot 223, arm is tied up on bottom plate 11 by bandage 12 and after shell 21 and bottom plate 11 be installed in place, adjusting bolt 214 so that pairs of pedestal 211 and the both sides of arm is inconsistent, by pressing push piece 217 so that 224 deformation of the first spring and card Part 218 exits card hole 210, and towards moving in link slot 223, i.e., fastener 218 and card hole 210 relieve fastens connector 222 State keeps the state of pressing push piece 217 and pushes push piece 217, push piece 217 to drive interior pedestal along the direction that push hole 219 extends 216 move into outer frame 215, while slide plate 221 is moved by connector 222 relative to outer frame 215, until shell 21 and hand Arm is inconsistent, unclamps push piece 217, and the first spring 224 resets, and the card hole 210 of fastener 218 and corresponding position fastens, connector 222 opposite link slots 223 reset, and interior pedestal 216 and outer frame 215 are relatively fixed, at this time shell 21, pairs of 211 and of pedestal Bottom plate 11 limits arm jointly, further improves the stability of arm, improves operation safety and success rate, the number of bolt 214 Amount according to actual production Demand Design in a pair or it is unilateral, between interior pedestal 216 and outer frame 215 it is mutual adjusting fit For the arm of different-thickness, use scope is improved.

As a kind of improved specific implementation mode, with reference to shown in Fig. 6, bottom plate 11, pairs of pedestal 211 and shell 21 divide It is both provided with cotton layer 14 and canvas layer 13, canvas on the position not being in contact with arm lower epidermis, both sides epidermis and epicuticle Layer 13 be wrapped in cotton layer 14 it is outer and with arm dermal contact, i.e. the barrier of canvas layer 13 between cotton layer 14 and arm epidermis, The effect of cotton layer 14 is to improve the comfort level of arm, and canvas layer 13 is durable and durable, i.e., canvas layer 13 compares 14 property of cotton layer Stablize, service life is long, and the packet of canvas layer 13 outside cotton layer 14 is protected to cotton layer 14, because of several card holes 210 Spacing is fixed, can cause shell 21 and arm there are gaps also or shell 21 squeezes arm, to cause vessel inner blood stream It is logical unsmooth, fastener 218 is compensated for by the flexibility of cotton layer 14 and card hole 210 adjusts the limitation of height, 14 He of cotton layer Canvas layer 13 with the use of so that canvas layer 13 can fit always with arm epidermis, when being aerated at impotence in arteriovenous When, air only can enter shell 21 from hair-dryer 22, and shell 21 is left from air outlet 26, ensure that air in shell 21 without Bacterium, reduce the infected possibility of wound, and canvas layer 13 can also pair pipe being connected with syringe needle position, 14 phase of cotton layer Position is answered to deform upon, canvas layer 13 and cotton layer 14 slow down the pressure to arm so that blood vessel in arm will not be by It is prodigious extruding and influence blood flow, improve the comfort level of patient and the success rate of operation.

As a kind of improved specific implementation mode, referring to Fig.1, shown in Fig. 2, Fig. 8 and Fig. 9, impotence is performed the operation in arteriovenous After operating process, it is also necessary to arm is stood 4 hours so as to the wound healing at interior impotence, mutual joint between blood vessel, operation Patient each ward is sent to using sick bed afterwards to rest, can sick bed volume it is big, the space for occupying elevator is big, one at a time elevator only A patient is enough transported, this causes hospital elevator doorway crowd to accumulate, and influences the contradiction of sufferer in hospital, that is, further includes having seat 3, it is provided with support hand handle 31 on seat 3, supports and offers motor slot 52 compatible with motor 5 and and connecting plate in hand handle 31 19 compatible board slots 53, motor slot 52 are connected with board slot 53, support in hand handle 31 and have been movably arranged latch fitting 54, latch fitting 54 In the cell wall of board slot 53,54 one end of latch fitting can be stretched into board slot 53 or move back perpendicular to the cell wall of straight panel slot 53, i.e. latch fitting 54 Go out board slot 53, the other end of latch fitting 54 extends outside support hand handle 31, so as to promotions that artificially exert a force, be provided on connecting plate 19 and 54 compatible locked groove 55 of latch fitting, during the installation process, motor 5 and connecting plate 19 distinguish face motor slot 52 and board slot 53, will Latch fitting 54 exits board slot 53, until after connecting plate 19 and motor 5 are respectively mounted in place, latch fitting 54 is aligned with locked groove 55, is pushed at this time Latch fitting 54 is caught in locked groove 55 so that connecting plate 19 is limited in support hand handle 31, and the arm of sufferer is limited in support hand handle On 31, when connecting plate 19 is installed together with support hand handle 31, patient is may make into operating room and goes out operating room at one On seat 3, the step that patient is moved on to from sick bed on seat 3 is eliminated, the activity of arm in moving process that avoids causes to move The effect of intravenous impotence is deteriorated, and seat 3 may be designed to bent, i.e., patient can voluntarily select to lie low or directly sit carry out hand Art, when connecting plate 19 is detached with support hand handle 31, sufferer can automatic moving it is convenient to lavatory, can be arranged on connecting plate 19 and hang Band, suspender belt are set on human body neck or prevent sufferer in moving process on shoulder, arm cannot keep it is horizontal and sagging, Influence the recovery of impotence in arteriovenous；Line handspike can be in the vertical direction set in seat 3, line handspike towards ground one End be provided with idler wheel, when line handspike by idler wheel release seat 3 and it is inconsistent with ground when, the family members of patient can push seat 3 By patient transportation to corresponding ward；After patient moves in place, line handspike will be in idler wheel retraction seat 3 so that seat 3 is not It can arbitrarily move, the volume ratio sick bed of seat 3 is small, and elevator once can transport multiple patients, improve the efficiency of hospital；It can be Sheathed spring on latch fitting 54, and that is, when mounted spring retainer, latch fitting 54 is pushed, spring deformation, directly in supporting in hand handle 31 Be installed in place to connecting plate 19, unclamp latch fitting 54, spring restore deformation, latch fitting 54 engage with locked groove 55 so as to connecting plate 19 into Row limit；Also it can be respectively provided with contact on motor slot 52 and motor 5, when motor 5 is installed in motor slot 52, the contact phase of the two Mutually contact can be powered motor 5 or charge to the battery in motor 5, the connection side of connecting plate 19 and support hand handle 31 Formula is easy to operate, stable structure so that the arm of sufferer will not be moved when standing, and improve success rate of operation.

As a kind of improved specific implementation mode, referring to Fig.1 with shown in Fig. 7, seat 3 includes the chair back 32 and chair body 33, support hand handle 31 is located on chair body 33, and the chair back 32 is rotatably connected by driving motor with respect to chair body 33, the axis of driving motor On be arranged with driving wheel 34, driving wheel 34 is engaged with driven wheel 35, and support hand handle 31 is connected by strut 36 with chair body 33, strut 36 can directly sit shape in seat 3 with respect to 33 vertical shift of chair body equipped with the tooth and strut 36 being meshed with driven wheel 35 from for people State is converted to during for people's lying status, and driving motor drives the chair back 32 with respect to the rotation of chair body 33, while 34 band of driving wheel Dynamic driven wheel 35 rotates, and driven wheel 35 drives strut 36 towards moving in chair body 33, that is, supports hand handle 31 with respect to the height of chair body 33 Become smaller；In seat 3 from during conversion to for people's directly seat state for people's lying status, driving motor drives the chair back 32 with respect to chair Body 33 rotates, while driving wheel 34 drives driven wheel 35 to rotate, and driven wheel 35 drives strut 36 mobile outside towards chair body 33, that is, supports Hand handle 31 becomes larger with respect to the height of chair body 33, and during lying low because of people or directly sitting, the height of arm can also pass through with variation The linkage of driving wheel 34,36 three of driven wheel 35 and strut so that arm altitude and sufferer state respective change, sufferer can roots It is used for oneself according to demand rotation 32 certain angle of the chair back of oneself, so designs and meet hommization, meet hospital and sufferer The quality of demand, chair body 33 should be big so that seat 3 will not run-off the straight when lying low for sufferer.

As a kind of improved specific implementation mode, with reference to shown in Fig. 8, one end of bandage 12 is fixedly connected on bottom plate 11 Side is provided with hair side 17 and hook surface 18 on the zone face of bandage 12, and hair side 17 and hook surface 18 are in bandage 12 away from bottom plate 11 On zone face, one end that hair side 17 is connected close to bandage 12 with bottom plate 11 with respect to hook surface 18 is additionally provided on bottom plate 11 and bandage Bandage 12 is passed through buckle 16, at this time hook surface 18 by 12 compatible buckles 16 during using 12 fixing arm of bandage Across buckle 16, the part of buckle 16 is passed through to be turned down on the basis of buckling 16 bandage 12, hook surface 18 is located at hair side 17 Hook surface 18 and hair side 17 are then bonded to each other by top until bandage 12 and arm are inconsistent, realize that the connection of bandage 12 is steady Fixed, the operation with the use of aspect operator of hook surface 18 and hair side 17 improves the efficiency of arm fixation, is passed through by bandage 12 The length variation of buckle 16 enables bandage 12 to position various sizes of arm, and practicability is high.

The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims

1. impotence fixing device in a kind of haemodialysis upper limb, it is characterised in that：Include fixed mechanism (1) and temperature control mechanism (2), The temperature control mechanism (2) connect with fixed mechanism (1), and the temperature control mechanism (2) includes shell (21), hair-dryer (22), surpasses Sonic probe (24) and controller (25), the fixed mechanism (1) include connecting plate (19), bottom plate (11) and bandage (12), The bandage (12) connect with bottom plate (11), and the shell (21) connect with bottom plate (11), the connecting plate (19) and bottom plate (11) axis extended is hinged, is arranged on the axis from worm gear (10), the connecting plate (19) is on the bottom surface of bottom plate (11) It is provided with motor (5), the axis of the motor (5) is arranged with main worm gear (51), the main snail on one end of connecting plate (19) It takes turns (51) and is intermeshed from worm gear (10), motor (5) is rotated by driving main worm gear (51) to drive from worm gear (10) so that bottom Plate (11) is rotated relative to connecting plate (19)；The hair-dryer (22) be located on the side of shell (21) and by shell (21) inner cavity with External world's connection is got up, and air outlet (26), the hair-dryer are provided on the side of the opposite shell (21) of the hair-dryer (22) (22) be internally provided with heating air heater (23), the controller (25) be located in shell (21) and respectively with hair-dryer (22), heater (23) and ultrasonic probe (24) electrical connection, in the course of surgery, the arm of patient by shell (21) and is tied up Band (12) is fixed on bottom plate (11), and ultrasonic probe (24) is contacted with the surface skin on arm in arteriovenous at impotence, When ultrasonic probe (24) detects that the blood flow in arteriovenous at impotence is low and when feeding back information to controller (25), controller (25) hair-dryer (22) and heater (23) are sent a signal to, heater (23) and hair-dryer (22) work, hair-dryer (22) Extraneous air is blown into shell (21), the heated device of air stream (23) is heated and flows over skin surface so that sound Blood flow in arteries and veins increases；When ultrasonic probe (24) detects that the blood flow in arteriovenous at impotence is high and feeds back information to control When device (25) processed, controller (25) sends a signal to hair-dryer (22) and heater (23), and heater (23) does not work, hair-dryer (22) it works, extraneous air is blown into shell (21) by hair-dryer (22), and air stream makes through skin surface in arteriovenous Blood flow reduces；When ultrasonic probe (24) detects that the blood flow in arteriovenous at impotence is normal and feeds back information to controller (25) when, controller (25) sends a signal to hair-dryer (22) and heater (23), and hair-dryer (22) and heater (23) are not Work.

2. impotence fixing device in haemodialysis upper limb according to claim 1, it is characterised in that：It is set on the shell (21) It is equipped with air purification layer (15), the air purification layer (15) is located at the ventilation being connected inside hair-dryer (22) and shell (21) At mouthful and at air outlet (26).

3. impotence fixing device in haemodialysis upper limb according to claim 1 or 2, it is characterised in that：The shell (21) Upper surface is provided with bar slot (229) and adjusts the adjusting hole (241) of position, the ultrasonic probe for ultrasonic probe (24) (24) it is connected to by flexural pivot stretch forward (27), shell (21) upper surface is slidably provided with the first limiting plate (225) and second Limiting plate (220), first limiting plate (225) and the second limiting plate (220) are oppositely arranged and positioned at the upper of adjusting hole (241) Side, first limiting plate (225) be ferromagnetic material, second limiting plate (220) and stretch forward (27) be magnetic material, institute It states and is provided with activity space (242) and several inspecting holes (227) of (27) of adapting to stretch forward on the first limiting plate (225), it is described The first bar (226), second spring (228) and several second bars (39) are provided in activity space (242), several described the Several corresponding inspecting holes (227) of two bars (39) in activity space (242) from extending in inspecting hole (227) and can opposite first limit Plate (225) slides, and first bar (226) is perpendicular to the second bar (39) and can be slid in activity space (242), described first It is provided with the one-to-one helical teeth (30) of several and the second bar (39) on bar (226), the second spring (228) is sheathed on the On one bar (226), and second spring (228) by helical teeth (30) and surrounds the wall of activity space (242) and limits jointly, passes through first Whether the closing and opening of control adjusting hole (241) are closed between limiting plate (225) and the second limiting plate (220)；When the first limit Position plate (225) and the second limiting plate (220) be mutually closed and to stretch forward (27) be clamped when, stretch forward (27) be limited in inspecting hole (227) in, stretch forward (27) push second bar (39), the second bar (39) to be slided so that second spring (228) shape with respect to helical teeth (30) Become, one end of the first bar (226) is stretched out from the side of the first limiting plate (225) and is caught in bar slot (229).

4. impotence fixing device in haemodialysis upper limb according to claim 3, it is characterised in that：First limiting plate (225) several third springs (37) and several baffles (38) are additionally provided in, several described baffle (38) correspondences are several A inspecting hole (227) is set to the lower section of inspecting hole (227), several third springs (37) it is corresponding with several baffle (38) be connected and It is connect with shell (21), third spring (37) is arranged along the moving direction of the first limiting plate (225), under original state, baffle (38) block inspecting hole (227), by the deformation of third spring (37) with reset whether control baffle (38) is staggered with inspecting hole (227) Position.

5. impotence fixing device in haemodialysis upper limb according to claim 1 or 2 or 4, it is characterised in that：The shell (21) it can be slid in opposition on and be provided with pairs of pedestal (211), one end phase of the pairs of pedestal (211) far from shell (21) Away from limiting section (212) is bent out, bolt (214) is provided on the bottom plate (11) and is slided for limiting section (212) Two sliding slots (213), the bolt (214) are threadedly coupled with bottom plate (11), and one end of bolt (214) extends into second sliding slot It (213), will be at when arm is located on bottom plate (11) by bandage (12) and after impotence operation in carrying out in and face pedestal (211) To pedestal (211) be installed on bottom plate (11), between pairs of pedestal (211), shell (21) is located above arm arm, Limiting section (212) is located in second sliding slot (213), and adjusting bolt (214) is so that bolt (214) and pedestal (211) are inconsistent simultaneously Pedestal (211) is pushed to go to clamp arm.

6. impotence fixing device in haemodialysis upper limb according to claim 5, it is characterised in that：The pedestal (211) point At outer frame (215) and interior pedestal (216), limiting section (212) is connected with outer frame (215), interior pedestal (216) and shell (21) Slidable connection, the interior pedestal (216) are sheathed in outer frame (215), and push piece is provided on the interior pedestal (216) (217) and fastener (218) push hole (219) moved up and down for push piece (217) and several, is provided on the outer frame (215) A and compatible card hole (210) of fastener (218), push piece (217) extend outer frame (215), several card holes (210) edge pushes away The extending direction in hole (219) is distributed, and slidable connection has slide plate (221) in the outer frame (215), the slide plate (221) Connector (222) is provided in plate face, the interior pedestal (216) is provided on the side far from push piece (217) and connector (222) compatible link slot (223), is arranged with the first spring (224) on the connector (222), the first spring (224) by To the common limit of slide plate (221) and interior pedestal (216) side, when fastener (218) exits card hole (210), push piece (217) exists Sliding in push hole (219) is so that the length that interior pedestal (216) stretches into outer frame (215) changes, until fastener (218) is caught in difference It is limited in the card hole (210) of height；By the deformation and reset control connector (222) of the first spring (224) whether to even Access slot moves in (223).

7. impotence fixing device in haemodialysis upper limb according to claim 5 or 6, it is characterised in that：The bottom plate (11), It is both provided with cotton layer (14) and canvas layer (13) on pairs of pedestal (211) and shell (21), canvas layer (13) is wrapped in cotton Layer of cloth (14) outside and with arm dermal contact.

8. impotence fixing device in the haemodialysis upper limb according to claims 1 or 2 or 4 or 6, it is characterised in that：Further include There is seat (3), support hand handle (31) is provided on the seat (3), is offered and motor (5) phase on the support hand handle (31) The motor slot (52) of adaptation and the compatible board slot (53) with connecting plate (19), the motor slot (52) are connected with board slot (53) It is logical, latch fitting (54) is movably arranged in the support hand handle (31), the latch fitting (54) is located in the cell wall of board slot (53), institute State be provided on connecting plate (19) with the compatible locked groove (55) of latch fitting (54), when connecting plate (19) and motor (5) with support hand When (31) are installed in place, latch fitting (54) is pushed to be caught in locked groove (55) so that connecting plate (19) is limited in support hand handle (31) In.

9. impotence fixing device in haemodialysis upper limb according to claim 8, it is characterised in that：The seat (3) includes There are the chair back (32) and chair body (33), the support hand handle (31) to be located on chair body (33), the chair back (32) passes through driving motor Opposite chair body (33) is rotatably connected, and driving wheel (34), driving wheel (34) engagement are arranged on the axis of the driving motor There is driven wheel (35), the support hand handle (31) to be connected with chair body (33) by strut (36), strut (36) be equipped with it is driven The tooth and strut (36) that wheel (35) is meshed can be with respect to chair body (33) vertical shifts.

10. impotence fixing device in the haemodialysis upper limb according to claims 1 or 2 or 4 or 6 or 9, it is characterised in that：Institute The one end for stating bandage (12) is fixedly connected on the side of bottom plate (11), and hair side (17) and hook surface are provided on the zone face of bandage (12) (18), hair side (17) is also set up with respect to one end that hook surface (18) is connected close to bandage (12) with bottom plate (11), bottom plate on (11) Have and bandage (12) is passed through into buckle (16) when using bandage (12) fixing arm with the compatible buckle (16) of bandage (12) And it is folded to the top of hair side (17), then hook surface (18) and hair side (17) are bonded to each other.