CN219557943U

CN219557943U - Arm fixing device

Info

Publication number: CN219557943U
Application number: CN202320689065.6U
Authority: CN
Inventors: 杨雷
Original assignee: People's Hospital Of Pengzhou
Current assignee: People's Hospital Of Pengzhou
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-08-22
Anticipated expiration: 2033-03-31

Abstract

The utility model relates to the technical field of medical equipment and discloses an arm fixing device which comprises a supporting plate, wherein an adjusting box is arranged at the bottom of the supporting plate, a threaded screw is arranged at the bottom of an inner cavity of the adjusting box, and an inner threaded sleeve is connected with the upper end of the surface of the threaded screw in a threaded manner. This arm fixing device through setting up U type installed part, limiting plate, bearing frame and spin screw rod, can make the device reach the fixed effect of being convenient for installation, has effectively promoted the holistic stability of device, through setting up adjusting box, screw thread screw rod, internal thread sleeve, driven gear roller, rack belt, driving gear roller and servo motor, can adjust backup pad to the comfortable supporting height of patient, further promotes the comfort level of patient's arm, through setting up backup pad, backing plate, heat-conducting plate and electrical heating board, under the prerequisite of guaranteeing the travelling comfort, can also heat patient's arm, avoids the phenomenon that the patient loses the temperature to appear in the hemodialysis process.

Description

Arm fixing device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an arm fixing device.

Background

Hemodialysis (HD) is one of the kidney replacement treatment modes of patients with acute and chronic renal failure, and is characterized in that in-vivo blood is drained to the outside of the body, and is subjected to substance exchange with electrolyte solution (dialysate) with similar concentration of an organism inside and outside the hollow fiber through a dialyzer consisting of innumerable hollow fibers, and the substances are removed from the body by dispersion, ultrafiltration, adsorption and convection principles, so that the balance of electrolyte and acid and alkali is maintained; at the same time, the whole process of removing excessive water from the body and reinfusion of the purified blood is called hemodialysis.

(when hemodialysis is carried out on a patient, the arm of the patient needs to be fixed so as to ensure the stabile puncture and the normal circulation of blood), chinese patent discloses an arm fixing device (grant bulletin No. CN 215606674U), the relative height between a supporting plate and a wrist supporting pad can be adjusted through a lifting device, the intersecting position of the supporting plate and the wrist supporting pad is a wrist part, the bending angle of the wrist part is adjusted by utilizing the height amplitude of the wrist supporting pad, the wrist is fully exposed and the radial artery is tightened, the success rate of puncture is increased, the pain of the patient caused by repeated puncture is relieved, the satisfaction and the coordination degree of the patient are greatly improved, the palm of the patient can be fixed by the binding belt so as to prevent the patient from avoiding and shaking in the process of puncturing, and the puncture point is shifted, but the device lacks a heating function of the arm of the patient, and the patient easily loses temperature in the hemodialysis process is lack of a flexible installation fixing structure, and has certain limitation in the use process.

Accordingly, one skilled in the art provides an arm fixing device to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide an arm fixing device which has the advantages of heating function, strong stability and high comfort, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an arm fixing device, includes the backup pad, the bottom of backup pad is provided with the regulating box, the bottom of regulating box inner chamber is provided with the screw thread screw, the upper end threaded connection on screw thread screw surface has the internal thread sleeve, the bottom fixedly connected with of internal thread telescopic top and backup pad, the right side of screw thread screw is provided with servo motor, servo motor's output fixedly connected with driving gear roller, the surface engagement of driving gear roller has rack belt, the lower extreme cover on screw thread screw surface is equipped with driven gear roller, rack belt inner wall's left side and driven gear roller's surface engagement, the equal fixedly connected with U type installed part in both sides of regulating box bottom, the bottom threaded connection of U type installed part has the spin screw, the bottom and the swing joint of U type installed part are run through to the rod end of spin screw, the top fixedly connected with limiting plate of bearing frame, the inner chamber of backup pad is provided with electric heating plate, the top fixedly connected with heat-conducting plate of electric heating plate, the top of heat-conducting plate runs through and extends to the top of backup pad, the top fixedly connected with latch, the backup pad is provided with bandage that the back all is used to the back of the backup pad, the bandage is connected with.

As still further aspects of the utility model: the surface of backing plate is provided with the silica gel pad, the inner chamber of backing plate is provided with the foam-rubber cushion.

As still further aspects of the utility model: the front fixedly connected with control switch of backup pad, control switch's surface is provided with the work pilot lamp.

As still further aspects of the utility model: both sides of backup pad bottom are all fixedly connected with guide post, and the lower extreme of guide post runs through and extends to the inner chamber of regulating box.

As still further aspects of the utility model: the top of servo motor is provided with the support frame, and the inner wall fixedly connected with blotter of support frame.

As still further aspects of the utility model: the anti-skid pad is fixedly connected to the top of the inner cavity of the U-shaped mounting piece and the top of the limiting plate, and anti-skid patterns are formed in the surface of the anti-skid pad.

As still further aspects of the utility model: the front fixedly connected with slider of limiting plate, the spout that cooperation slider used is seted up to the inner wall of U type installed part.

Compared with the prior art, the utility model has the beneficial effects that:

1. the U-shaped mounting piece, the limiting plate, the bearing seat and the spin screw are arranged, so that the device can achieve the effect of being convenient to mount and fix, the overall stability of the device is effectively improved, the supporting plate can be adjusted to the comfortable supporting height of a patient through the adjusting box, the threaded screw, the internal threaded sleeve, the driven gear roller, the rack belt, the driving gear roller and the servo motor, the comfort level of the arm of the patient is further improved, the arm of the patient can be further heated on the premise of ensuring the comfort level through the supporting plate, the base plate, the heat conducting plate and the electric heating plate, the phenomenon of losing temperature of the patient in the hemodialysis process is avoided, the arm of the patient is fixed through the binding belt and the lock catch box, and the influence on the dialysis process by the arm of the patient is avoided.

2. According to the utility model, the fitting degree and the comfort of the arm placement of a patient can be improved by arranging the silica gel pad and the foam cushion, the operation of the device can be simpler and quicker by arranging the control switch and the work indicator lamp, the use convenience of the device is effectively improved, the limiting guide effect on the supporting plate can be realized by arranging the guide post, the phenomenon that the supporting plate rotates in the lifting adjustment process is avoided, the fixing and buffering effects on the servo motor can be realized by arranging the supporting frame and the buffer cushion, the vibration generated by the servo motor in the operation process is effectively reduced, the friction force of installation contact can be increased by arranging the anti-slip cushion, the installation stability of the device is improved, the limiting and guiding effects on the limiting plate are realized by arranging the sliding block and the sliding groove, and the smoothness of the limiting plate in the lifting process is effectively improved.

Drawings

FIG. 1 is a schematic view of an arm fixing device;

FIG. 2 is a schematic cross-sectional view of a structural adjustment box in an arm securing device;

FIG. 3 is an enlarged view of a portion of the arm securing apparatus shown at A in FIG. 2;

fig. 4 is a side view of a structural U-shaped mounting member of an arm securing device.

In the figure: 1. a support plate; 2. a U-shaped mounting member; 3. an adjusting box; 4. a control switch; 5. a strap; 6. a backing plate; 7. a locker; 8. a heat conductive plate; 9. an electric heating plate; 10. a threaded screw; 11. an internally threaded sleeve; 12. a driven gear roller; 13. a rack belt; 14. a driving gear roller; 15. a servo motor; 16. a limiting plate; 17. an anti-slip pad; 18. a bearing seat; 19. and spinning the screw.

Detailed Description

Referring to fig. 1-4, an arm fixing device comprises a supporting plate 1, an adjusting box 3 is arranged at the bottom of the supporting plate 1, a threaded screw rod 10 is arranged at the bottom of an inner cavity of the adjusting box 3, an inner threaded sleeve 11 is connected with the upper end of the surface of the threaded screw rod 10 in a threaded manner, the top of the inner threaded sleeve 11 is fixedly connected with the bottom of the supporting plate 1, a servo motor 15 is arranged on the right side of the threaded screw rod 10, an output end of the servo motor 15 is fixedly connected with a driving gear roller 14, a rack belt 13 is meshed with the surface of the driving gear roller 14, a driven gear roller 12 is sleeved at the lower end of the surface of the threaded screw rod 10, a left side of the inner wall of the rack belt 13 is meshed with the surface of the driven gear roller 12, two sides of the bottom of the adjusting box 3 are fixedly connected with a U-shaped mounting piece 2, a spin screw rod 19 is connected with the bottom of the U-shaped mounting piece 2 in a threaded manner, a bearing seat 18 is movably connected with the bottom of the U-shaped mounting piece 2 in a penetrating manner, a limit plate 16 is fixedly connected with the top of the bearing seat 18, an inner cavity of the supporting plate 1 is fixedly connected with a driving gear roller 14, a driven gear roller 12 is meshed with a driven gear roller 12, a driven gear roller 12 is sleeved with a lower end of the bottom of the inner cavity of the supporting plate 12, a heat conducting plate 9 is fixedly connected with a heat conducting plate 8, a top of the heat conducting plate 8 is connected with a top of a supporting plate 8, and a top of a heat conducting plate 8 is fixedly connected with a top supporting plate 8, and a top of a supporting plate 5 is fixedly connected with a top of a top plate 5.

Specifically, the surface of backing plate 6 is provided with the silica gel pad, the inner chamber of backing plate 6 is provided with the foam-rubber cushion.

Through above-mentioned technical scheme, through setting up silica gel pad and foam-rubber cushion, can promote laminating degree and the travelling comfort that patient's arm placed.

Specifically, the front of backup pad 1 fixedly connected with control switch 4, the surface of control switch 4 is provided with the work pilot lamp.

Through above-mentioned technical scheme, through setting up control switch 4 and work pilot lamp, can make the operation of device more simple swift, effectively promoted the convenience that the device used.

Specifically, both sides of backup pad 1 bottom all fixedly connected with guide post, and the lower extreme of guide post runs through and extends to the inner chamber of regulating box 3.

Through above-mentioned technical scheme, through setting up the guide post, can play the effect of spacing direction to backup pad 1, avoid backup pad 1 at the rotatory phenomenon of lift adjustment's in-process appearance.

Specifically, the top of servo motor 15 is provided with the support frame, and the inner wall fixedly connected with blotter of support frame.

Through above-mentioned technical scheme, through setting up support frame and cushion, can play fixed and cushioning effect to servo motor 15, effectively alleviateed the vibrations that servo motor 15 produced in the operation in-process.

Specifically, the top of the inner cavity of the U-shaped mounting piece 2 and the top of the limiting plate 16 are fixedly connected with an anti-skid pad 17, and anti-skid patterns are formed on the surface of the anti-skid pad 17.

Through above-mentioned technical scheme, through setting up slipmat 17, can increase the frictional force of installation contact, the stability of hoisting device installation.

Specifically, the front of limiting plate 16 is fixedly connected with the slider, the inner wall of U type installed part 2 has seted up the spout that the cooperation slider used.

Through above-mentioned technical scheme, through setting up slider and spout, can play spacing and the effect of direction limiting plate 16, effectively promoted the ride comfort of limiting plate 16 in the lift in-process.

The working principle of the utility model is as follows: the U-shaped mounting piece 2 is clamped into a side plate of an operation bed or a chair, the spin screw 19 is manually rotated, the spin screw 19 is rotated to move upwards, the spin screw 19 is used for pushing the bearing seat 18, the bearing seat 18 is used for pushing the limiting plate 16, the limiting plate 16 is moved upwards to complete clamping operation, stability of the device is guaranteed, a patient arm is placed on the surface of the base plate 6, the servo motor 15 is started, the output end of the servo motor 15 is rotated to drive the driving gear roller 14, the rack belt 13 is driven by the driving gear roller 14, the driven gear roller 12 is driven by the driven gear roller 12, the threaded screw 10 is driven by the rotation of the threaded screw 10, the internal thread sleeve 11 is driven to move upwards, the support plate 1 is driven by the internal thread sleeve 11, the comfort level of the support plate 1 to a patient is adjusted, the comfort level of the patient arm is further improved, the binding belt 5 and the lock catch box 7 are utilized to fix the patient arm, the patient arm is prevented from being disturbed, the electric heating plate 9 is started during dialysis, the heat conducting plate 8 is heated, the heat conducting plate 6 is conducted through the electric heating plate 8, the heat conducting plate 8 is conducted to the base plate 6, and the patient arm is prevented from losing heat during the dialysis process.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Arm fixing device, including backup pad (1), its characterized in that: the bottom of backup pad (1) is provided with adjustment box (3), the bottom of adjustment box (3) inner chamber is provided with screw thread screw rod (10), the upper end screw thread connection of screw thread screw rod (10) surface has internal thread sleeve (11), the top of internal thread sleeve (11) and the bottom fixed connection of backup pad (1), the right side of screw thread screw rod (10) is provided with servo motor (15), the output fixedly connected with driving gear roller (14) of servo motor (15), the surface engagement of driving gear roller (14) has rack belt (13), the lower extreme cover on screw thread screw rod (10) surface is equipped with driven gear roller (12), the left side of rack belt (13) inner wall and driven gear roller (12) surface engagement, the both sides of adjustment box (3) bottom are all fixedly connected with U type installed part (2), the bottom screw thread connection of U type installed part (2) has spin screw rod (19), the bottom of the bearing frame of the rod end penetration U type installed part (2) and swing joint has driving gear roller (14), the surface engagement of driving gear roller (14) has rack belt (12), the lower extreme cover of screw rod (10) is equipped with driven gear roller (12), the surface engagement of heating plate (9) has electric heating plate (9) on the top, electric plate (9) is fixed connection, the top of heat conduction board (8) runs through and extends to the top of backup pad (1), the top fixedly connected with backing plate (6) of heat conduction board (8), the both sides of backup pad (1) back all fixedly connected with bandage (5), the front of backup pad (1) is provided with hasp box (7) that cooperation bandage (5) used.

2. An arm securing device according to claim 1, wherein: the surface of backing plate (6) is provided with silica gel pad, the inner chamber of backing plate (6) is provided with the foam-rubber cushion.

3. An arm securing device according to claim 1, wherein: the front of backup pad (1) fixedly connected with control switch (4), the surface of control switch (4) is provided with the work pilot lamp.

4. An arm securing device according to claim 1, wherein: both sides of backup pad (1) bottom are all fixedly connected with guide post, and the lower extreme of guide post runs through and extends to the inner chamber of regulating box (3).

5. An arm securing device according to claim 1, wherein: the top of servo motor (15) is provided with the support frame, and the inner wall fixedly connected with blotter of support frame.

6. An arm securing device according to claim 1, wherein: the anti-skid device is characterized in that anti-skid pads (17) are fixedly connected to the top of the inner cavity of the U-shaped mounting piece (2) and the top of the limiting plate (16), and anti-skid patterns are formed in the surfaces of the anti-skid pads (17).

7. An arm securing device according to claim 1, wherein: the front of limiting plate (16) fixedly connected with slider, the spout that cooperation slider used has been seted up to the inner wall of U type installed part (2).