CN108939260A

CN108939260A - A kind of catheter with medication device

Info

Publication number: CN108939260A
Application number: CN201810600930.9A
Authority: CN
Inventors: 温晓萌
Original assignee: First Peoples Hospital of Changzhou
Current assignee: First Peoples Hospital of Changzhou
Priority date: 2018-06-12
Filing date: 2018-06-12
Publication date: 2018-12-07

Abstract

The invention discloses a kind of catheters with medication device, including conduit and medication device, one end of the conduit is set as arc insertion section, and hose is plugged with inside the other end of conduit, the arc insertion section is equipped with the first through hole being connected with catheter interior, the outside of the conduit is set with closed ball-type air bag close to arc insertion section, and the first passage being connected with ball-type air bag is equipped with inside the tube wall of conduit.The present invention, it is with good fixed function, can also the bladder position to patient cool down, eliminate the scorching hot sense of discomfort of patient, at the same can realize will the medical fluid containing anaesthetic and anti-inflammatory anti-immunity reaction drug slowly and the bladder position of the feeding patient of last longer and urethra area, help patient to release the feeling of pain at bladder position and urethra area, easily medication device can be removed, so that medication device is reusable, treatment cost is effectively reduced, is worthy to be popularized and popularizes.

Description

A kind of catheter with medication device

Technical field

The present invention relates to the field of medical instrument technology, more specifically, it relates to a kind of catheter with medication device.

Background technique

Urethral catheterization is medically per urethram inserted into catheter to bladder, drains urine.Urethral catheterization is divided into catheter retaining and leads Urine and intermittent two kinds of urethral catheterization.The former catheter is retained in always in patient body, is just pulled out or is regularly replaced in state of an illness license New pipe.The latter is then primary every urethral catheterization in 4-6 hours, extracts catheter after bladder emptying.

Medical staff is when doing urethral catheterization for patient, because most of patient bladder position when using catheter can produce Raw faint inflammation, in the case where there is inflammation, bladder position, which can generate heat, causes patient to generate scorching hot sense of discomfort, meanwhile, patient Bladder position and urethra area will appear feeling of pain, some patients are more sensitive to feeling of pain, cause some patientss that can not bear By, the bladder position of patient and urethra area generally can be carried out local anaesthesia with a kind of local anaesthetic by medical staff, But local anesthetic action time is very short, cannot adhere to long time, for this purpose, proposing a kind of urethral catheterization with medication device Pipe.

Summary of the invention

In view of the deficiencies of the prior art, the present invention intends to provide a kind of catheter with medication device, With good fixed function, can also the bladder position to patient cool down, eliminate the scorching hot sense of discomfort of patient, while can be real Now the medical fluid of drug is reacted slowly and the bladder of the feeding patient of last longer containing anaesthetic and anti-inflammatory anti-immunity Position and urethra area help patient to release the feeling of pain at bladder position and urethra area.

To achieve the above object, the present invention provides the following technical scheme that

A kind of catheter with medication device, including conduit and medication device, one end of the conduit are set as arc and insert Enter portion, and be plugged with hose inside the other end of conduit, the arc insertion section is equipped with first to be connected with catheter interior Through-hole, the outside of the conduit are set with closed ball-type air bag close to arc insertion section, and be equipped with inside the tube wall of conduit with The first passage that ball-type air bag is connected, the outside of the conduit are equipped with first communicated with first passage close to the other end Pipe is additionally provided with the second through-hole being connected with its outside air on the tube wall of the conduit, and be equipped with inside the tube wall of conduit with The second channel that second through-hole is connected, the outside of the conduit are equipped with second communicated with second channel close to the other end Pipe；

The medication device includes shell, and the upper surface of the shell is equipped with time switch, and on the upper surface of shell It is equipped with charging interface positioned at time switch side, the charging interface is connected to the battery by conducting wire to be connect, and the battery is solid Dingan County is mounted in the inside of shell, and connecting tube, and the fixed peace of interior bottom portion of shell are fixedly installed on an end face of the shell Equipped with the cylinder that one end with connecting tube is connected, the inside of the cylinder is equipped with piston, the central upper portion position of the piston The place of setting is fixedly connected with the bottom end of square piston bar, and the upper end of the square piston bar extends to cylinder through the roof of cylinder Upper external, and threaded rod is bolted with inside the upper end of square piston bar, suit is fixedly installed with outside the roof of the cylinder The upper end of rectangular guide sleeve outside square piston bar, the threaded rod connects by the way that the main shaft of shaft coupling and electric motor is fixed It connects, the electric motor is fixedly mounted on the inner upper of shell, and the positive and negative anodes phase of the terminals of electric motor and battery Connection, the time switch are serially connected between electric motor and battery, and close to bottom end, connection is set for the external side of the cylinder There is chemical feed pipe, the chemical feed pipe extends to the external side of shell, and the one end of chemical feed pipe far from cylinder far from one end of cylinder End is bolted with end cap；

The other end of the connecting tube is connected with the second branch pipe far from one end of conduit by connection unit.

By using above-mentioned technical proposal, arc insertion section is set as by one end in conduit, so that the catheter is sharp It can be passed through at the urethra insertion bladder location of patient with arc insertion section, it can be by the first branch pipe and first passage to ball-type The inside injection air or cooling medical fluid of air bag, so that ball-type air bag turgor, this programme are preferably injected cooling medical fluid, fill The full ball-type air bag that is full of not only acts as the effect that conduit is fixed on to patient's bladder position, while can also bladder portion to patient Position cools down, because most of patient bladder position when using catheter can generate faint inflammation, in the feelings for having inflammation Bladder position, which can generate heat, under condition causes patient to generate scorching hot sense of discomfort, and ball-type inside air bag cooling medical fluid is assisted in trouble The bladder position of person cools down, to eliminate the sense of discomfort of patient；It can be controlled using time switch by setting medication device electronic Motor running, electric motor drives threaded rod rotation, since threaded rod is screwed onto the inside of square piston bar, and square piston bar Under the guiding role of rectangular guide sleeve, not being able to rotate can only be moved in a straight line, so that piston motion is pushed, in piston motion The medical fluid of inner barrel can be squeezed into the inside of the second branch pipe by connecting tube in the process, sprayed finally by the second through-hole, Medical fluid will slowly be sent into bladder position and the urethra area of patient, because patient is when using catheter, general bladder position It will appear feeling of pain with urethra area, some patients are more sensitive to feeling of pain, cause some patientss that can not endure, this programme is excellent The medical fluid containing anaesthetic and anti-inflammatory anti-immunity reaction drug is selected, patient is helped to release feeling of pain.

Further, the inside of the rectangular guide sleeve is fixed with the rubber seal being sleeved on outside square piston bar Circle.

By using above-mentioned technical proposal, rubber seal and square piston bar can be allowed mutually to fit closely, it can be effective It avoids the medical fluid of inner barrel from oozing out, electric motor is avoided to contact medical fluid, thus avoid electric motor that short-circuit failure occurs, it can Guarantee the work of medication device normal table.

Further, the connection unit includes the first tube body, and the middle part outer cover of first tube body is equipped with round gear Plate, and the second tube body has been assigned in the inside of the first tube body, the internal diameter of first tube body is greater than the outer diameter of the second tube body, and first It is tightly connected between the inside middle portion wall of tube body and the middle part lateral wall of the second tube body, outside the both ends end of first tube body It is bolted with nut.

By using above-mentioned technical proposal, it is connected by connecting tube with the second branch pipe convenient for medication device, while is being led When needing to abandon after pipe use, easily medication device can be removed, so that medication device is reusable, treatment is effectively reduced Cost.

Further, the both ends end of first tube body is symmetrically opened up there are four notch.

By using above-mentioned technical proposal, when tightening connecting tube and the second branch pipe using nut, due to the first tube body Both ends end opens up jagged, and slight deformation will occur for the both ends end of the first tube body, can using this slight deformation The end of connecting tube and the second branch pipe is tightly pressed against between the first tube body and the second tube body, so that the first tube body and the second tube body Between formed a closed space, can effectively prevent connection unit occur the phenomenon of leakage.

Further, the outside surface roughness of the inside surface roughness of first tube body and the second tube body no more than Ra0.2。

By using above-mentioned technical proposal, the smoother that the lateral surface of the medial surface of the first tube body and two tube bodies is done, The end for being conducive to connecting tube and the second branch pipe closely fits with the lateral surface of the medial surface and two tube bodies of the first tube body, can have Effect prevents between the end of connecting tube and the second branch pipe and the medial surface of the first tube body and the lateral surface of two tube bodies there are bubble, from And make the leakproofness of connection unit preferable, it avoids that the phenomenon of leakage occurs.

Further, first branch pipe is equipped with rubber stopper far from the inner end portion of conduit.

By using above-mentioned technical proposal, rubber stopper can prevent the air of ball-type inside air bag or medical fluid from leaking out, and use When can by the syringe needle of syringe run through rubber stopper inside, it is populated then to the filling air or medical fluid inside syringe Syringe needle can be directly pulled up later, since rubber stopper has preferable elasticity, the perforation of syringe needle can be automatically repaired, and be easy to use.

Further, there are two second through-hole is set, and the second through-hole is located above and below ball-type air bag.

By using above-mentioned technical proposal, the second through-hole of the top of ball-type air bag is located on conduit, it will be inserted into The bladder position of patient is located at the urethra area that the second through-hole below ball-type air bag will be inserted into patient on conduit, can Guarantee that the drug inside medication device can smoothly enter into bladder position and the urethra area of patient, patient is helped to release patient's wing The feeling of pain at Guang position and urethra area.

Further, the time switch is electronic type time switch.

By using above-mentioned technical proposal, electronic type time switch has memory function, so that time switch passes through once Parameter setting, it is reusable, time parameter will be reset when without using every time, the work that can reduce medical staff is strong Degree.

In conclusion the present invention mainly has the advantages that

1, of the invention, the inside of ball-type air bag can inject to cooling medical fluid, the ball-type air bag of turgor not only act as by Conduit is fixed on the effect at patient's bladder position, at the same can also the bladder position to patient cool down, it is scorching hot to eliminate patient Sense of discomfort；

2, of the invention, electric motor can be controlled using time switch by setting medication device and operated, electric motor drives Threaded rod rotation, pushes piston motion, and the medical fluid of inner barrel is squeezed into the by connecting tube during piston motion The inside of two branch pipes, finally by the second through-hole spray, it can be achieved that medical fluid slowly and last longer feeding patient wing Guang position and urethra area help patient to release the feeling of pain at bladder position and urethra area；

3, of the invention, easily medication device can be removed so that medication device is reusable, be effectively reduced treatment at This, is worthy to be popularized and popularizes.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of one embodiment of the present invention；

Fig. 2 is the partial structure sectional view of one embodiment of the present invention；

Fig. 3 is the cross-sectional view of the medication device of one embodiment of the present invention；

Fig. 4 is the cross-sectional view of the connection unit of one embodiment of the present invention；

Fig. 5 is the side view of the connection unit of one embodiment of the present invention.

In figure: 1, conduit；2, ball-type air bag；3, arc insertion section；4, first through hole；5, the first branch pipe；6, hose；7, Two branch pipes；8, connection unit；9, connecting tube；10, end cap；11, chemical feed pipe；12, shell；13, time switch；14, battery； 15, charging interface；16, medication device；17, first passage；18, second channel；19, the second through-hole；20, electric motor；21, join Axis device；22, threaded rod；23, rubber seal；24, square piston bar；25, piston；26, cylinder；27, rectangular guide sleeve；28, Circular baffle plate；29, nut；30, the first tube body；31, the second tube body；32, notch；33, rubber stopper.

Specific embodiment

Embodiment:

Below in conjunction with attached drawing 1-5, invention is further described in detail.

A kind of catheter with medication device, as shown in Figs. 1-5, including conduit 1 and medication device 16, the conduit 1 One end is provided for that conduit 1 is smoothly inserted into arc insertion section 3 at bladder location by the urethra of patient, and conduit 1 is another Hose 6 is plugged with inside one end, which is equipped with and is connected inside conduit 1 for connecting urinal, the arc insertion section 3 Logical first through hole 4, for urinating, the outside of the conduit 1 is set with closed the first through hole 4 close to arc insertion section 3 Ball-type air bag 2, which is used as the effect of fixed catheter 1, and is equipped with inside the tube wall of conduit 1 and is connected with ball-type air bag 2 Logical first passage 17, the first passage 17 are used to inject the path of air or medical fluid, the conduit to the inside of ball-type air bag 2 1 outside is equipped with the first branch pipe 5 communicated with first passage 17 close to the other end, and first branch pipe 5 is for connecting syringe, institute The second through-hole 19 for being additionally provided on the tube wall of conduit 1 and being connected with its outside air is stated, which is used to discharge medical fluid, And the second channel 18 being connected with the second through-hole 19 is equipped with inside the tube wall of conduit 1, which is used for medication device 16 provide the path of medical fluid to the second through-hole 19, and the outside of the conduit 1 is equipped with close to the other end to be communicated with second channel 18 Second branch pipe 7, second branch pipe 7 is for connecting medication device 16；

And be located at 13 side of time switch on the upper surface of shell 12 and be equipped with charging interface 15, the charging interface 15 passes through Conducting wire is connected with battery 14, and the battery 14 is fixedly mounted on the inside of shell 12, on an end face of the shell 12 It is fixedly installed with connecting tube 9, the connecting tube 9 is for connecting the second branch pipe 7, and the interior bottom portion of shell 12 is fixedly installed with and connects The cylinder 26 that one end of adapter tube 9 is connected, which, which is used to store, reacts drug containing anaesthetic and anti-inflammatory anti-immunity The inside of medical fluid, the cylinder 26 is equipped with piston 25, which is used to extrude the medical fluid inside cylinder 26, the piston It is fixedly connected at 25 central upper portion position with the bottom end of square piston bar 24, cylinder is run through in the upper end of the square piston bar 24 26 roof extends to the upper external of cylinder 26, and the rectangular piston rod 24 is for pushing piston 25 to move, and square piston bar Threaded rod 22 is bolted with inside 24 upper end, which is used to convert square piston bar 24 for the rotation of electric motor 20 Linear motion, be fixedly installed with the rectangular guide sleeve being sleeved on outside square piston bar 24 outside the roof of the cylinder 26 27, which is not able to rotate for limiting square piston bar 24, can only move along a straight line, the upper end of the threaded rod 22 It is fixedly connected by shaft coupling 21 with the main shaft of electric motor 20, the electric motor 20 is described for driving threaded rod 22 to rotate Electric motor 20 is fixedly mounted on the inner upper of shell 12, and the positive and negative anodes phase of the terminals of electric motor 20 and battery 14 Connection, the time switch 13 are serially connected between electric motor 20 and battery 14, and the time switch 13 is for controlling electronic horse The duration of runs up to 20 contains anaesthetic and anti-inflammatory anti-immunity, it can be achieved that discharging for a long time to patient's Guang position and urethra area The medical fluid of drug is reacted, helps patient to release the feeling of pain at bladder position and urethra area, the external side of the cylinder 26 Close to bottom end, connection is equipped with chemical feed pipe 11, which is used to add medical fluid to the inside of cylinder 26, and the chemical feed pipe 11 is separate One end of cylinder 26 extends to the external side of shell 12, and chemical feed pipe 11 is bolted with end cap far from one end end of cylinder 26 10, the outside that one end of chemical feed pipe 11 extends to shell 12 is convenient for add medical fluid to the inside of cylinder 26, end cap 10 is preferably spiral shell Mode is connect, is easy to use, and closure is preferable, not easy-to-leak liquid.

When installing electric motor 20 using conducting wire and switch so that electric motor 20 can be with positive and negative rotation, to realize piston 25 It is moved back and forth inside cylinder 26.

The other end of the connecting tube 9 is connected with the second branch pipe 7 far from one end of conduit 1 by connection unit 8, is passed through Connection unit 8 makes medication device 16 easy to disassemble.

Preferably, the inside of the rectangular guide sleeve 27 is fixed with the rubber seal being sleeved on outside square piston bar 24 Circle 23 guarantees rectangular 24 outside of piston rod and fits on the inside of rubber seal 23 during installation, guarantees sealing effect, can have Effect prevents square piston bar 24 and 26 intersection leakage of cylinder.

Preferably, the connection unit 8 includes the first tube body 30, the middle part outer cover of first tube body 30 is equipped with circle Baffle 28, and the second tube body 31 has been assigned in the inside of the first tube body 30, the internal diameter of first tube body 30 is greater than the second tube body 31 Outer diameter, and be tightly connected between the inside middle portion wall of the first tube body 30 and the middle part lateral wall of the second tube body 31, described first It is bolted with nut 29 outside the both ends end of tube body 30, it, will when connecting the second branch pipe 7 and connecting tube 9 using the connection unit 8 The end of second branch pipe 7 and connecting tube 9 is inserted into respectively between the end of the first tube body 30 and the end of the second tube body 31, then sharp It is locked with nut 29.

Preferably, the both ends end of first tube body 30 is symmetrically opened up there are four notch 32, locked using nut 29 When the end of the second branch pipe 7 and connecting tube 9, slight deformation will occur for the both ends end of the first tube body 30, slight using this Deformation the end of connecting tube 9 and the second branch pipe 7 can be tightly pressed against between the first tube body 30 and the second tube body 31 so that first A closed space is formed between tube body 30 and the second tube body 31, can effectively prevent connection unit 8 that the phenomenon of leakage occurs.

Preferably, the outside surface roughness of the inside surface roughness of first tube body 30 and the second tube body 31 no more than Ra0.2, by improving Shooting Technique, so that the lateral surface smoother of the medial surface of the first tube body 30 and the second tube body 31, it can It effectively prevent between the end of connecting tube 9 and the second branch pipe 7 and the medial surface of the first tube body 30 and the lateral surface of the second tube body 31 There are bubbles, so that the leakproofness of connection unit 8 is preferable, avoid that the phenomenon of leakage occurs.

Preferably, first branch pipe 5 is equipped with rubber stopper 33 far from the inner end portion of conduit 1, rubber stopper 33 can prevent ball Air inside type air bag 2 or medical fluid leak out, and the syringe needle of syringe can be run through the inside of rubber stopper 33 by when use, then to Filling air or medical fluid inside syringe can directly pull up syringe needle after populated, since rubber stopper 33 has preferably Elasticity, the perforation automatic airtight of syringe needle are easy to use.

Preferably, there are two second through-hole 19 sets, and the second through-hole 19 be located at ball-type air bag 2 top and under It is logical will to open up second in production according to the position at specific size combination bladder position and the position of urethra area of conduit 1 for side Hole 19, the distributing position of the second through-hole 19 of guarantee and the position at bladder position and the position of urethra area match, to guarantee The drug of second through-hole 19 release can smoothly enter into bladder position and the urethra area of patient.

Preferably, the time switch 13 is electronic type time switch, which has memory function, just In setting parameter, so that time switch 13 is arranged by primary parameter, it is reusable, it will be set again when without using every time Time parameter is set, can reduce the working strength of medical staff.

Working principle: the catheter with medication device, in use, arc insertion section 3 is moistened using disinfection medical fluid first It is wet, medical lubricating fluid is smeared after drying, and patient is allowed to keep lateral body position that arc insertion section 3 is passed through urine so that urethra opens as far as possible Road junction is slowly inserted into, and bladder position is finally inserted into arc insertion section 3, then injects cooling medical fluid to the inside of ball-type air bag 2, So that 2 turgor of ball-type air bag, arc insertion section 3, which is fixed on bladder position, can prevent conduit 1 from falling off, by the end of hose 6 Portion is inserted into urinal, and then one end by the second branch pipe 7 far from conduit 1 is connected by connection unit 8 with connecting tube 9, so that medicine Object device 16 accesses the catheter, sets the time that electric motor 20 operates by time switch 13, electric motor 20 drives spiral shell Rasp bar 22 rotates, and since threaded rod 22 is screwed onto the inside of square piston bar 24, and square piston bar 24 is in rectangular guide sleeve 27 Guiding role under, not being able to rotate can only move in a straight line, thus push piston 25 move, piston 25 move during meeting Medical fluid containing anaesthetic and anti-inflammatory anti-immunity reaction drug inside cylinder 26 is squeezed into the second branch pipe 7 by connecting tube 9 Inside, finally by the second through-hole 19 spray, spray release medical fluid will for a long time slowly be sent into patient bladder Position and urethra area help patient to release feeling of pain.

This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims

1. a kind of catheter with medication device, including conduit (1) and medication device (16), it is characterised in that: the conduit (1) One end be set as arc insertion section (3), and hose (6) are plugged with inside the other end of conduit (1), the arc insertion section (3) first through hole (4) for being equipped with and being connected inside conduit (1), the outside of the conduit (1) is close to arc insertion section (3) It is set with closed ball-type air bag (2), and is equipped with the first passage being connected with ball-type air bag (2) inside the tube wall of conduit (1) (17), the outside of the conduit (1) is equipped with the first branch pipe (5) communicated with first passage (17), the conduit close to the other end (1) it is additionally provided with the second through-hole (19) being connected with its outside air on tube wall, and is equipped with inside the tube wall of conduit (1) and the The outside of the second channel (18) that two through-holes (19) are connected, the conduit (1) is equipped with and second channel (18) close to the other end The second branch pipe (7) communicated；

The medication device (16) includes shell (12), and the upper surface of the shell (12) is equipped with time switch (13), and shell It is located at time switch (13) side on the upper surface of body (12) and is equipped with charging interface (15), the charging interface (15) passes through conducting wire It is connected with battery (14), the battery (14) is fixedly mounted on the inside of shell (12), one end of the shell (12) It is fixedly installed on face connecting tube (9), and the interior bottom portion of shell (12) is fixedly installed with and is connected with one end of connecting tube (9) Cylinder (26), the inside of the cylinder (26) is equipped with piston (25), at the central upper portion position of the piston (25) and side The bottom end of shape piston rod (24) is fixedly connected, and roof of the upper end of the square piston bar (24) through cylinder (26) extends to cylinder The upper external of body (26), and threaded rod (22) are bolted with inside the upper end of square piston bar (24), the top of the cylinder (26) It is fixedly installed with outside wall and is sleeved on the external rectangular guide sleeve (27) of square piston bar (24), the upper end of the threaded rod (22) It is fixedly connected by shaft coupling (21) with the main shaft of electric motor (20), the electric motor (20) is fixedly mounted on shell (12) Inner upper, and the terminals of electric motor (20) are connected with the positive and negative anodes of battery (14), the time switch (13) It is serially connected between electric motor (20) and battery (14), close to bottom end, connection is equipped with dosing for the external side of the cylinder (26) It manages (11), the chemical feed pipe (11) extends to the external side of shell (12), and chemical feed pipe (11) far from the one end of cylinder (26) One end end far from cylinder (26) is bolted with end cap (10)；

The other end of the connecting tube (9) is connected with the second branch pipe (7) far from the one end of conduit (1) by connection unit (8).

2. a kind of catheter with medication device according to claim 1, it is characterised in that: the rectangular guide sleeve (27) Inside be fixed with and be sleeved on the external rubber seal (23) of square piston bar (24).

3. a kind of catheter with medication device according to claim 1, it is characterised in that: connection unit (8) packet It including the first tube body (30), the middle part outer cover of first tube body (30) is equipped with circular baffle plate (28), and the first tube body (30) Inside has been assigned the second tube body (31), and the internal diameter of first tube body (30) is greater than the outer diameter of the second tube body (31), and the first pipe It is tightly connected between the inside middle portion wall of body (30) and the middle part lateral wall of the second tube body (31), the two of first tube body (30) End is bolted with nut (29) outside end.

4. a kind of catheter with medication device according to claim 3, it is characterised in that: first tube body (30) Both ends end is symmetrically opened up there are four notch (32).

5. a kind of catheter with medication device according to claim 3, it is characterised in that: first tube body (30) The outside surface roughness of inside surface roughness and the second tube body (31) is no more than Ra0.2.

6. a kind of catheter with medication device according to claim 1, it is characterised in that: first branch pipe (5) is remote Inner end portion from conduit (1) is equipped with rubber stopper (33).

7. a kind of catheter with medication device according to claim 1, it is characterised in that: second through-hole (19) sets There are two, and the second through-hole (19) is located above and below ball-type air bag (2).

8. a kind of catheter with medication device according to claim 1, it is characterised in that: the time switch (13) is Electronic type time switch.