CN219481042U

CN219481042U - Hepatobiliary pancreas drainage device

Info

Publication number: CN219481042U
Application number: CN202320748120.4U
Authority: CN
Inventors: 倪创业; 张传永; 张峰; 鲁皓
Original assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-08-08
Anticipated expiration: 2033-04-07

Abstract

The utility model discloses a hepatobiliary pancreas drainage device, and relates to the technical field of hepatobiliary pancreas drainage devices. The utility model comprises a bottom plate, wherein the driving wheel is driven to work by the rotation of the asynchronous motor and is matched with the driven wheel to drive the two racks to do reciprocating motion, when one rack slides to the right side, the second piston is driven to move, and at the moment, the fourth one-way valve at the lower end of the second extraction cavity is in a closed state, and the first one-way valve is also in a closed state, so that the accumulated liquid in the patient can be extracted into the second extraction cavity by the operation of the drainage tube and the drainage needle, the accumulated liquid is collected into the storage barrel by the fourth one-way valve, and the other rack can move leftwards under the operation of the driven wheel, so that the first piston is driven to move, and the third one-way valve at the lower end of the first extraction cavity is driven to work, and the first one-way valve is in a closed state, so that generated gas can be discharged through the third one-way valve, and when the asynchronous motor is reversed, the two racks circularly move.

Description

Hepatobiliary pancreas drainage device

Technical Field

The utility model belongs to the technical field of hepatobiliary pancreas drainage devices, and particularly relates to a hepatobiliary pancreas drainage device.

Background

Bile duct drainage includes hepatobiliary T-tube drainage, hepatobiliary U-tube drainage, and the like. There are few patients with segmental hepatobiliary stenosis or progressive sclerosing cholangitis, hepatobiliary stenosis after biliary anastomosis, and the hepatobiliary wall above the stenosis has no obvious dilatation due to chronic inflammation and fibrous scar thickening, and the case is difficult to make an ideal anastomosis again, and the drainage needs to be supported for a long time by virtue of a U-shaped tube.

Most of the existing hepatobiliary pancreas drainage devices adopt air bag assistance to conduct auxiliary drainage, and the existing hepatobiliary pancreas drainage devices have the function of adjusting pressure and flow, but keep intermittent drainage during operation, so that discomfort is easily caused to a patient, and the smoothness of drainage is reduced.

The comparative publication number is: CN 214969770U's prior art, it includes bottom plate, pushing component and extraction chamber, the extraction chamber is located directly over the bottom plate, pushing component connects and locates one side on the extraction chamber, pushing component includes drive chamber, driving motor, rotary disk, transfer line and impeller block, one side on the extraction chamber is located in the connection of drive chamber, driving motor connects and locates drive intracavity one side, rotary disk centre of a circle department is connected and locates on the driving motor output shaft, one side on the rotary disk is located to transfer line one end eccentric center, on the other end of transfer line is located in articulated to impeller block one side. The utility model belongs to the technical field of medical appliances, and particularly provides a hepatobiliary pancreatic drainage device which can adjust drainage quantity according to the conditions of different patients, improves the smoothness of drainage and the applicability of the drainage to different patients, is convenient for replacing a storage bottle, has a stable structure, is not easy to shake, prevents the patients from being injured secondarily, and can effectively adjust the height of the device.

However, the device has the function of adjusting pressure and flow rate when in use, but keeps intermittent drainage when in work, which is easy to cause discomfort of patients and reduces the smoothness of drainage.

The present utility model has been made in view of this.

Disclosure of Invention

The utility model aims to solve the technical problems of overcoming the defects of the prior art, but the device has the function of adjusting pressure and flow when in use, but keeps intermittent drainage when in work, is easy to cause discomfort of patients, reduces the smoothness of drainage and provides the liver, gall and pancreas drainage device.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:

the utility model provides a hepatobiliary pancreas drainage device, includes the bottom plate, first extraction chamber and second extraction chamber are installed to the upper end symmetry of bottom plate, one side intercommunication in first extraction chamber and second extraction chamber has the connecting pipe, the inside intercommunication of connecting pipe has the drainage tube, the built-in head is installed to the one end of drainage tube, the externally mounted of built-in head has the drainage needle, first piston and second piston are installed respectively to the inside in first extraction chamber and second extraction chamber, the equal fixed mounting of lateral wall of first piston and second piston has the rack, the upper end fixed mounting of bottom plate has the sliding seat, the upper end of sliding seat is installed through the bull stick with two rack engaged with from the driving wheel.

Optionally, the upper surface of sliding seat is equipped with the movable plate, the upper end fixed mounting of movable plate has asynchronous motor, the top fixed mounting of asynchronous motor output shaft has the second connecting plate, the first connecting plate is installed through the screw rod to the upper end of second connecting plate, the upper end fixed mounting of first connecting plate has the action wheel with following the driving wheel engaged with.

Optionally, the standing groove that is used for installing adjusting screw is offered to the upper surface of sliding seat, adjusting screw's one end is passed through the bearing and is connected with the inner wall rotation of standing groove, adjusting screw's the other end extends to the outside of sliding seat and fixed mounting has the commentaries on classics handle, the inside of standing groove is equipped with the screw thread piece with adjusting screw threaded connection, the upper end and the lower extreme fixed connection of movable plate of screw thread piece.

Optionally, the lower extreme in first extraction chamber and the second extraction chamber all communicates there is the drain pipe, and two the inside of drain pipe is installed third check valve and fourth check valve respectively.

Optionally, the upper end symmetry of bottom plate is equipped with the storage barrel, two the storage barrel is located the third check valve and the fourth check valve respectively under.

Optionally, the inside of connecting pipe is connected with first check valve and second check valve respectively.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects, and of course, any product for implementing the utility model does not necessarily need to achieve all the following advantages at the same time:

1. the driving wheel is driven to work in a matched mode through the rotation of the asynchronous motor, the two racks are driven to do reciprocating motion, when one rack slides to the right side, the second piston is driven to move, at the moment, the fourth one-way valve at the lower end of the second extraction cavity is in a closed state, meanwhile, the first one-way valve is also in the closed state, so that liquid accumulation in a patient can work through the drainage tube matched with the drainage needle, the liquid accumulation in the second extraction cavity is extracted into the storage barrel by using the fourth one-way valve, the other rack can move leftwards under the working of the driven wheel, so that the first piston is driven to move, meanwhile, the third one-way valve at the lower end of the first extraction cavity works, the first one-way valve is in the closed state, generated gas can be discharged through the third one-way valve, and when the asynchronous motor rotates reversely, the two racks can continuously work continuously, and the smoothness of drainage is improved.

2. Through the action wheel that sets up, can utilize bolt cooperation connecting plate work, be convenient for change the action wheel, through the action wheel cooperation from the driving wheel work of difference, can conveniently adjust drainage pressure and drainage volume, improved different patient's suitability.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. Attached at

In the figure:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the extraction chamber according to the present utility model;

FIG. 3 is a schematic view illustrating an inner structure of a sliding seat according to the present utility model;

fig. 4 is a schematic structural view of a third check valve according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a bottom plate; 2. a sliding seat; 3. adjusting a screw; 4. a rack; 5. a driving wheel; 6. driven wheel; 7. a first extraction chamber; 8. a second extraction chamber; 9. a connecting pipe; 10. a first one-way valve; 11. a drainage tube; 12. a drainage needle; 13. a built-in head; 14. a second one-way valve; 15. a third one-way valve; 16. a storage barrel; 17. a liquid outlet pipe; 18. a fourth one-way valve; 19. a first piston; 20. an asynchronous motor; 21. a first connection plate; 22. a second connecting plate; 23. a screw block; 24. a second piston; 25. and (3) moving the plate.

It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a hepatobiliary pancreas drainage device, including bottom plate 1, first extraction chamber 7 and second extraction chamber 8 are installed to the upper end symmetry of bottom plate 1, one side intercommunication of first extraction chamber 7 and second extraction chamber 8 has connecting pipe 9, the inside intercommunication of connecting pipe 9 has drainage tube 11, built-in head 13 is installed to one end of drainage tube 11, built-in head 13's externally mounted has drainage needle 12, first piston 19 and second piston 24 are installed respectively to the inside of first extraction chamber 7 and second extraction chamber 8, the lateral wall of first piston 19 and second piston 24 is all fixed mounting has rack 4, slide bracket 2 is fixed to the upper end of bottom plate 1, slide bracket 2's upper end is installed through the bull stick with the driven wheel 6 of two rack 4 meshing, utilize driven wheel 6 work, drive two racks 4 and do reciprocating motion, can carry out continuous drainage to the patient.

The upper surface of sliding seat 2 is equipped with movable plate 25, and movable plate 25's upper end fixed mounting has asynchronous motor 20, and the top fixed mounting of asynchronous motor 20 output shaft has second connecting plate 22, and first connecting plate 21 is installed through the screw rod to the upper end of second connecting plate 22, and the upper end fixed mounting of first connecting plate 21 has the action wheel 5 with the engaged with from driving wheel 6, through utilizing bolt cooperation first connecting plate 21 and second connecting plate 22 work, is convenient for change action wheel 5, through the action wheel 5 cooperation from driving wheel 6 work of difference, can conveniently adjust the pressure and the drainage volume of drainage, has improved different patient's fitness.

Wherein, the standing groove that is used for installing adjusting screw 3 has been seted up to the upper surface of sliding seat 2, the one end of adjusting screw 3 passes through the bearing and rotates with the inner wall of standing groove to be connected, the other end of adjusting screw 3 extends to the outside of sliding seat 2 and fixed mounting has the commentaries on classics handle, the inside of standing groove is equipped with the screw thread piece 23 with adjusting screw 3 threaded connection, screw thread piece 23's upper end and the lower extreme fixed connection of movable plate 25, it can be convenient to drive screw thread piece 23 and screw thread piece 23 work through adjusting screw 3, adjust the position of action wheel 5, make it adapt to more from driving wheel 6.

Wherein, the lower extreme in first extraction chamber 7 and second extraction chamber 8 all communicates has drain pipe 17, and third check valve 15 and fourth check valve 18 are installed respectively to the inside of two drain pipes 17, conveniently arranges liquid and exhaust through third check valve 15 and fourth check valve 18.

Wherein, the upper end symmetry of bottom plate 1 is equipped with the storage barrel 16, and two storage barrels 16 are located the third check valve 15 respectively and the fourth check valve 18 under, utilize storage barrel 16 to conveniently collect the body fluid.

Wherein, the inside of connecting pipe 9 is connected with first check valve 10 and second check valve 14 respectively, can make the device more smooth when the during operation through first check valve 10 and second check valve 14.

Specific use and action of the embodiment: the driving wheel 5 is driven to work by the rotation of the asynchronous motor 20 and matched with the driven wheel 6, the two racks 4 are driven to do reciprocating motion, when one rack 4 slides to the right side, the second piston 24 is driven to move, at the moment, the fourth one-way valve 18 at the lower end of the second extraction cavity 8 is in a closed state, and meanwhile, the first one-way valve 10 is also in a closed state, so that liquid accumulation in a patient can be extracted into the second extraction cavity 8 by the operation of the drainage tube 11 matched with the drainage needle 12, the fourth one-way valve 18 is used for collecting liquid in a storage barrel, the other rack 4 can move leftwards under the operation of the driven wheel 6, so that the first piston 19 is driven to move, the third one-way valve 15 at the lower end of the first extraction cavity 7 works, and the first one-way valve 10 is in a closed state, generated gas can be discharged through the third one-way valve 15, and the two racks 4 can continuously work without interruption when the asynchronous motor 20 reverses, so that the smoothness of drainage is improved.

In the use process, the built-in head 13 and the drainage needle 12 are buried in a patient, then the first connecting plate 21 is matched with the second connecting plate 22, the proper driving wheel 5 is installed, the driving wheel 5 is meshed with the driven wheel 6 by the rotation adjusting screw 3, at the moment, the two racks 4 reciprocate left and right, when one rack 4 slides to the right side, the second piston 24 is driven to move, at the moment, the fourth one-way valve 18 at the lower end of the second extraction cavity 8 is in a closed state, meanwhile, the first one-way valve 10 is also in a closed state, so that accumulated liquid in the patient can be matched with the drainage needle 12 through the drainage tube 11 to be extracted into the second extraction cavity 8, the accumulated liquid is collected into the storage barrel by the fourth one-way valve 18, and the other rack 4 can move left under the working of the driven wheel 6, so as to drive the first piston 19 to move, and at the same time, the generated gas can be discharged through the third one-way valve 15 at the lower end of the first extraction cavity 7, and the first one-way valve 10 is in a closed state, so that accumulated liquid in the patient can be continuously extracted, and the drainage degree in the patient is improved.

The present utility model is not limited to the above embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions. The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.

Claims

1. The utility model provides a liver and gall pancreas drainage device, its characterized in that, including bottom plate (1), first extraction chamber (7) and second extraction chamber (8) are installed to the upper end symmetry of bottom plate (1), one side intercommunication of first extraction chamber (7) and second extraction chamber (8) has connecting pipe (9), the inside intercommunication of connecting pipe (9) has drainage tube (11), built-in head (13) are installed to one end of drainage tube (11), the externally mounted of built-in head (13) has drainage needle (12), first piston (19) and second piston (24) are installed respectively to the inside of first extraction chamber (7) and second extraction chamber (8), rack (4) are all fixedly installed to the lateral wall of first piston (19) and second piston (24), the upper end fixed mounting of bottom plate (1) has sliding seat (2), driven wheel (6) with two rack (4) engaged with are installed through the bull stick to the upper end of sliding seat (2).

2. The hepatobiliary pancreas drainage device according to claim 1, wherein a moving plate (25) is arranged on the upper surface of the sliding seat (2), an asynchronous motor (20) is fixedly arranged at the upper end of the moving plate (25), a second connecting plate (22) is fixedly arranged above an output shaft of the asynchronous motor (20), a first connecting plate (21) is arranged at the upper end of the second connecting plate (22) through a screw, and a driving wheel (5) meshed with the driven wheel (6) is fixedly arranged at the upper end of the first connecting plate (21).

3. The hepatobiliary pancreas drainage device according to claim 1, wherein a placing groove for installing an adjusting screw (3) is formed in the upper surface of the sliding seat (2), one end of the adjusting screw (3) is rotatably connected with the inner wall of the placing groove through a bearing, the other end of the adjusting screw (3) extends to the outer part of the sliding seat (2) and is fixedly provided with a rotating handle, a threaded block (23) in threaded connection with the adjusting screw (3) is arranged in the placing groove, and the upper end of the threaded block (23) is fixedly connected with the lower end of the movable plate (25).

4. The hepatobiliary pancreatic drainage device according to claim 1, wherein the lower ends of the first extraction cavity (7) and the second extraction cavity (8) are respectively communicated with a liquid outlet pipe (17), and a third one-way valve (15) and a fourth one-way valve (18) are respectively arranged in the two liquid outlet pipes (17).

5. The hepatobiliary pancreatic drainage device according to claim 1, wherein the upper end of the bottom plate (1) is symmetrically provided with storage barrels (16), and two storage barrels (16) are respectively located under the third check valve (15) and the fourth check valve (18).

6. The hepatobiliary pancreatic drainage device according to claim 1, wherein the inside of said connection tube (9) is connected with a first one-way valve (10) and a second one-way valve (14), respectively.