CN214104367U

CN214104367U - Water injection device for arthroscopic surgery

Info

Publication number: CN214104367U
Application number: CN202022612190.6U
Authority: CN
Inventors: 唐瑾
Original assignee: Shanghai Sixth Peoples Hospital
Current assignee: Shanghai Sixth Peoples Hospital
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-09-03
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a water injection device for arthroscopic surgery, which comprises a water inlet pipe, a puncture head connected with the water inlet end of the water inlet pipe and a communicating pipe connected with the water outlet end, wherein the water outlet arranged on the communicating pipe is connected with a water outlet pipe; the water inlet pipe is provided with a speed control buckle; the communicating pipe is provided with a plurality of water inlets connected with the water inlet pipe; and a valve is arranged on the water inlet. This technical scheme has the design of bivalve, and is simple to use, operate rapidly, avoids in the art because the operation that changes the water injection source and cause pauses when can provide stable water pressure, reduces operation time, operation risk, also can increase water pressure and wash the joint by the manual operation increase, promotes operation efficiency to the part is firm, can use repeatedly.

Description

Water injection device for arthroscopic surgery

Technical Field

The utility model relates to a medical equipment technical field particularly, relates to a water injection device for arthroscopic surgery.

Background

Arthroscopic surgery is widely applied to surgical treatment of various joint diseases at present and has the characteristics of small wound, quick recovery, good surgical effect and the like. The arthroscope operation uses the scope to get into the articular cavity and provides the field of vision, must use air or liquid to be full of to strut the articular cavity for guaranteeing the opening in field of vision, and the prior art utilizes lavage liquid to hang the eminence, utilizes pressure difference to make lavage liquid rush into the articular cavity and then provide the required field of vision of arthroscope via the syringe needle.

In the use, must appear the condition that the lavage fluid is not enough to need to be changed in the lavage fluid, can consequently and must the operation pause among the traditional art, change the lavage fluid rear and can continue, increased operation time to the articular cavity stops the water injection and can make water pressure unstable even the articular cavity retract, increases the operation risk. In addition, the puncture head used in the prior art is made of plastic, is easy to bend in use and can be damaged in a very short time. When excessive bleeding occurs during operation and irrigation with increased water flow is required, the prior art cannot achieve the purpose.

The present application proposes the following effective solutions to the problems in the related art.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a water injection device for arthroscopic surgery can provide the required water supply that lasts that seeks stable water pressure among the arthroscopic surgery to can use repeatedly, easily change the water supply source, be difficult for destroying, and can artificially increase rivers and reach joint washing effect.

Therefore, the utility model discloses a specific technical scheme as follows:

a water injection device for arthroscopic surgery comprises a water inlet pipe, a puncture head connected with the water inlet end of the water inlet pipe and a communicating pipe connected with the water outlet end of the water inlet pipe, wherein a water outlet arranged on the communicating pipe is connected with a water outlet pipe;

the water inlet pipe is provided with a speed control buckle;

the communicating pipe is provided with a plurality of water inlets connected with the water inlet pipe; and a valve is arranged on the water inlet.

Preferably, the puncture head is connected with the water inlet pipe, the water inlet pipe is connected with the water inlet, and the water outlet is connected with the water outlet pipe through pipeline connectors.

Preferably, the pipeline joint is a threaded pipeline joint or a squeezing pipeline joint or a snap-in pipeline joint.

Preferably, the top end of the puncture head is a triangular puncture head, a triangular puncture head or a flat triangular puncture head.

Preferably, the bottom end of the puncture head is provided with a grab handle, and the bottom end of the grab handle is provided with a pipeline joint connected with a water inlet pipe.

Preferably, the grab handle is an arc concave grab handle from two ends to the middle part.

Preferably, the speed control buckle is a latch type speed control buckle or a pressurization rolling type speed control buckle.

Preferably, the upper end of the communicating pipe is provided with at least four water inlets connected with the water inlet pipe, and the water inlets are communicated with the water outlets through the communicating pipe.

Preferably, the valve comprises a valve handle and a through hole for communicating with the water inlet.

Preferably, the puncture head is a metal puncture head.

The utility model has the advantages that:

this technical scheme has the design of bivalve, and is simple to use, operate rapidly, avoids in the art because the operation that changes the water injection source and cause pauses when can provide stable water pressure, reduces operation time, operation risk, also can increase water pressure and wash the joint by the manual operation increase, promotes operation efficiency to the part is firm, can use repeatedly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic top view of the communication pipe in the embodiment;

FIG. 3 is a schematic bottom view of the communication tube in the embodiment;

FIG. 4 is a rear view schematic diagram of the communication pipe in the embodiment;

FIG. 5 is a schematic front view of the communication tube in the embodiment;

FIG. 6 is a schematic side view of the communication pipe in the embodiment;

FIG. 7 is a schematic structural view of a valve in the embodiment;

FIG. 8 is a schematic structural view of a valve in the embodiment;

FIG. 9 is a schematic view of an opening structure of the speed control buckle in the embodiment;

FIG. 10 is a schematic view of a locking structure of the speed control buckle in the embodiment;

fig. 11 is a schematic structural view of the puncture head in the example.

In the figure:

1. a water inlet pipe; 101. a puncture head; 102. a handle; 103. a pipe joint; 2. controlling the speed to buckle; 3. a communicating pipe; 301. a water inlet; 302. a water outlet; 303. a valve; 3031. a valve handle; 3032. a through hole; 4. and (5) discharging a water pipe.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a novel electronic multi-functional oral cavity mouth gag.

Example 1

As shown in fig. 1-11, a water injection device for arthroscopic surgery according to an embodiment of the present invention comprises a water inlet tube 1, a puncture head 101 connected to a water inlet end of the water inlet tube 1, and a communicating tube 3 connected to a water outlet end of the water inlet tube, wherein a water outlet 302 disposed on the communicating tube 3 is connected to a water outlet tube 4;

the water inlet pipe 1 is provided with a speed control buckle 2;

the communicating pipe 3 is provided with a plurality of water inlets 301 connected with the water inlet pipe 1; a valve 303 is arranged on the water inlet 31.

When the technical scheme is used, the technical scheme structure is connected and assembled according to the structure or the finished product is taken for direct use, firstly, the speed control buckle 2 and the valve 303 are closed, then all puncture heads 101 are inserted into the prepared medical normal saline bag, then the water outlet pipe 4 is connected to the joint penetration measuring needle, and if the joint penetration measuring needle is required to exhaust before being connected, the air can be exhausted through the speed control buckle 2; after the normal saline bag is arranged at a set high position, the speed control buckle 2 and the valve 303 can be opened, and the normal saline enters the joint cavity through the technical scheme by utilizing the height pressure difference so as to provide the operation visual field in a flushing mode. The speed control buckle 2 and the valve 303 can be opened completely or partially at one time according to actual requirements, when partial saline water is about to be used up, the corresponding valve 303 can be closed to carry out water changing operation, air is prevented from entering in the process, and continuous water supply with stable pressure is provided by other water inlets 301. When the joint needs to be flushed to ensure the visual field in the operation, one valve 303 is opened to close the other valves 303, and the physiological saline bag corresponding to the opened valve 303 is manually squeezed to pressurize, so that the water flow speed is increased, and the aim of flushing the joint cavity quickly is fulfilled.

Example 2

As shown in fig. 11, in addition to embodiment 1, the piercing head 101 and the water inlet pipe 1, the water inlet pipe 1 and the water inlet 301, and the water outlet 302 and the water outlet pipe 4 are connected by pipe joints 103. The pipes are connected to each other in a convenient, durable and low cost manner.

Example 3

As shown in fig. 11, based on embodiment 1, the pipe joint 103 is a threaded pipe joint 103, a squeeze pipe joint 103, or a snap pipe joint 103. The choice of conduit coupler 103 can be set according to market price/performance ratio or surgical needs.

Example 4

As shown in fig. 11, in addition to embodiment 1, the tip of the puncture tip 101 is a three-edged puncture tip 101, a triangular puncture tip 101, or a flat three-edged puncture tip 101. The sealing of the physiological saline bag is firm, the sharp puncture head 101 can be selected, the rapid insertion during or before the operation is convenient, the operation time is saved, and the trouble caused by the difficult insertion is avoided.

Example 5

Referring to fig. 11, based on

embodiment

1, 2 or 4, a grip 102 is provided at the bottom end of the puncture head 1, and a pipe joint 103 connected to the water inlet pipe 1 is provided at the bottom end of the grip 102.

Example 6

As shown in fig. 11, based on the embodiment 1 or 5, the handle 102 is a concave arc handle 102 from two ends to the middle. The concave middle part and the two ends of the handle 102 are tilted up, which is in accordance with the bionics, is convenient for holding and pinching, and is more convenient and more appropriate for use.

Example 7

Referring to fig. 9-10, based on the embodiment 1, the speed control buckle 2 is a snap-tooth type speed control buckle 2 or a pressurized rolling type speed control buckle 2. Different speed control buckles 2 are selected according to actual needs, the speed of the snap-type speed control buckle 2 is convenient to fix, and the pressure of the rolling type speed control buckle 2 is easy to change after long-time working.

Example 8

As shown in fig. 2 to 6, based on embodiment 1, at least 4 water inlets 301 connected to the water inlet pipe 1 are provided at the upper end of the communication pipe 3, and the water inlets 301 and the water outlets 302 are communicated through the communication pipe 3. The number of the water inlets 301 is not required to be too large, but enough time is ensured to replace the saline bag, and the saline bag is prevented from being replaced without time in the operation process.

Example 9

Referring to fig. 7-8, based on embodiment 1, the valve 303 includes a valve handle 3031 and a through hole 3032 for communicating with the water inlet 301. The valve 303 is simple in design, durable, and low in cost. Has stable control performance.

Example 10

As shown in fig. 11, based on

embodiment

1, 2 or 4, the piercing tip 101 is a metal piercing tip 101, and the piercing tip 101 made of metal is easy to penetrate, is not easy to bend, and has a longer service life.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The water injection device for arthroscopic surgery is characterized by comprising a water inlet pipe (1), a puncture head (101) connected with the water inlet end of the water inlet pipe (1) and a communicating pipe (3) connected with the water outlet end, wherein a water outlet (302) arranged on the communicating pipe (3) is connected with a water outlet pipe (4);

the water inlet pipe (1) is provided with a speed control buckle (2);

the communicating pipe (3) is provided with a plurality of water inlets (301) connected with the water inlet pipe (1); a valve (303) is arranged on the water inlet (301).

2. The water injection device for arthroscopic surgery according to claim 1, characterized in that the piercing head (101) and the water inlet pipe (1), the water inlet pipe (1) and the water inlet (301), and the water outlet (302) and the water outlet pipe (4) are connected through pipe joints (103).

3. The water injection device for arthroscopic surgery according to claim 2, characterized in that the pipe joint (103) is a screw-on type pipe joint (103) or a squeeze type pipe joint (103) or a snap type pipe joint (103).

4. The water injection device for arthroscopic surgery according to claim 1, characterized in that the top end of the puncture head (101) is a triangular puncture head (101), a triangular puncture head (101) or a flat triangular puncture head (101).

5. The water injection device for arthroscopic surgery according to any one of claims 1, 2 and 4, characterized in that the bottom end of the puncture head (101) is provided with a handle (102), and the bottom end of the handle (102) is provided with a pipe joint (103) connected with the water inlet pipe (1).

6. The water injection apparatus for arthroscopic surgery according to claim 5, wherein the grip (102) is a two-end to mid-arc concave grip (102).

7. The water injection device for arthroscopic surgery according to claim 1, wherein the speed control buckle (2) is a tooth type speed control buckle (2) or a pressurized rolling type speed control buckle (2).

8. The water injection device for arthroscopic surgery according to claim 1, wherein the upper end of the communicating pipe (3) is provided with not less than 4 water inlets (301) connected with the water inlet pipe (1), and the water inlets (301) and the water outlets (302) are communicated through the communicating pipe (3).

9. Water injection device for arthroscopic surgery according to claim 1, wherein the valve (303) comprises a valve handle (3031) and a through hole (3032) for communicating with the water inlet (301).

10. The water injection apparatus for arthroscopic surgery according to any one of claims 1, 2 and 4, wherein the puncture head (101) is a metal puncture head (101).