CN209884864U

CN209884864U - Negative pressure drainage device for cardiac surgery extracorporeal circulation operation

Info

Publication number: CN209884864U
Application number: CN201920480700.3U
Authority: CN
Inventors: 李真真; 柳德斌; 魏万胜
Original assignee: Lanzhou University Second Hospital
Current assignee: Lanzhou University Second Hospital
Priority date: 2019-04-10
Filing date: 2019-04-10
Publication date: 2020-01-03
Anticipated expiration: 2029-04-10

Abstract

A negative pressure drainage device for the extracorporeal circulation operation of the cardiac surgery effectively solves the problems that the prior drainage device is inconvenient to use and is not easy to be fixed; the drainage device comprises a drainage device, wherein the upper end of the drainage device is connected with a conduit, the upper end of the conduit is coaxially provided with a first sleeve, a conical sealing pipe is arranged in the first sleeve, a ring groove positioned at the upper side of the conical sealing pipe is formed in the first sleeve, a second sleeve is arranged above the first sleeve, the lower end of the second sleeve is provided with a conical pipe capable of being matched with the conical sealing pipe, a plurality of hook plates capable of being inserted into the ring groove are arranged below the second sleeve, the upper end of the second sleeve is connected with a drainage pipe, a through groove which is communicated up and down is formed in the right side of a bed plate, the left side of the; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Negative pressure drainage device for cardiac surgery extracorporeal circulation operation

Technical Field

The utility model relates to the technical field of negative pressure drainage in cardiac surgery, in particular to a negative pressure drainage device for extracorporeal circulation operation in cardiac surgery.

Background

The negative pressure drainage treatment technology can accelerate the blood circulation of a wound surface part, remarkably promote new blood vessels to enter the wound surface, stimulate the growth of granulation tissues, fully drain, relieve edema, reduce pollution, inhibit bacterial growth, directly accelerate wound surface healing, or create conditions for operation repair, is a pure physical therapy which is efficient, simple and economical, can accelerate wound surface healing, is combined with extracorporeal circulation operation, and can effectively accelerate wound healing.

The negative pressure drainage ware that uses at present is connected inconveniently with the drainage tube, and the preparation time before the extension drainage, and the drainage ware is difficult for fixing, causes to use inconveniently, influences the drainage effect, and the inside difficult washing of drainage ware easily causes the bacterium to spread for a long time.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the utility model aims to provide a negative pressure drainage device for the extracorporeal circulation operation of the cardiac surgery, which effectively solves the problems that the prior drainage device is inconvenient to use and is not easy to be fixed.

The technical scheme of its solution is, the utility model discloses a drainage device, the drainage device upper end is connected with the pipe, the coaxial first sleeve pipe that is equipped with in pipe upper end, be equipped with the toper sealed tube in the first sleeve pipe, set up the ring channel that is located toper sealed tube upside in the first sleeve pipe, first sleeve pipe top is equipped with the second sleeve pipe, second sleeve pipe lower extreme be equipped with can with toper sealed tube complex toper pipe, second sleeve pipe below is equipped with a plurality of hook plates that can insert in the ring channel, second sleeve pipe upper end is connected with the drainage tube, the logical groove of lining up about the bed board right side is seted up, the drainage device left side is equipped with the link plate of the type of falling L, the link.

Compared with the prior art, the beneficial effects of the utility model are that: set up first sleeve pipe and second sleeve pipe can be convenient connect and dismantle drainage tube and pipe, save the preparation time before the drainage work, set up link plate, locating hole and T type slider, can be with the firm fixing on the bed board of drainage ware, improve the drainage effect, and set up detachable and go up a drainage section of thick bamboo and a drainage section of thick bamboo down, conveniently wash the drainage ware, this simple structure, convenient operation thinks the novelty, and the practicality is strong.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a front view of the axle measuring and cutting device of the present invention.

Fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 4 is a cross-sectional view of B-B of fig. 3 according to the present invention.

Detailed Description

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

By figure 1 to 4 and give, including drainage ware 1, 1 upper end of drainage ware is connected with

pipe

2, 2 coaxial first sleeves 3 that are equipped with in the pipe 2 upper end, be equipped with toper sealing tube 4 in the first sleeve 3, set up the ring channel 5 that is located the 4 upsides of toper sealing tube in the

first sleeve

3, 3 tops of first sleeves are equipped with

second sleeve

6, 6 lower extremes of second sleeve be equipped with can with 4 complex toper pipes 7 of toper sealing tube, 6 below of second sleeve are equipped with a plurality of hook plates 8 that can insert in the ring channel 5, 6 upper ends of second sleeve are connected with drainage tube 9, logical groove 10 that link up from top to bottom is seted up to the 14 right sides of bed board, 1 left side of drainage ware is equipped with the link plate 11 of falling L type, link plate 11 lower extreme can insert logical inslot 10.

In order to achieve better sealing and using effects, the conical sealing pipe 4 is internally of a structure with a large upper end and a small lower end, and the annular groove 5 is communicated with the inside of the first sleeve 3.

In order to achieve a better using effect and prevent the drainage tube 9 from being separated from the catheter 2 accidentally, the left side and the right side of the lower end of the second sleeve 6 are respectively provided with an arc elastic plate 12 positioned outside the conical tube 7, and the hook plate 8 is fixed at the lower end of the arc elastic plate 12 on the corresponding side and positioned outside the arc elastic plate 12.

In order to fix the drainage device 1, a left and right through positioning hole 13 is formed in the lower side of the hanging plate 11.

In order to fix the drainage device 1 on the bed plate 14, a T-shaped sliding groove 15 is formed in the bed plate 14, the upper end of the sliding groove 15 penetrates through the bed plate 14, the right end of the sliding groove is communicated with the through groove 10, a T-shaped sliding block 16 which can slide left and right and can be inserted into the positioning hole 13 is arranged in the sliding groove 15, the upper end of the T-shaped sliding block 16 is higher than the upper surface of the bed plate 14, and the left end of the T-shaped sliding block 16 is connected with the side wall of the sliding groove 15 through.

In order to clean the drainage device 1 and prevent bacteria from spreading, the drainage device 1 comprises an upper drainage cylinder 18 and a lower drainage cylinder 19, and the upper drainage cylinder 18 is connected with the lower drainage cylinder 19 through threads.

In order to fix the drainage device 1 on the bed plate 14, a handle is arranged on the right side of the lower drainage cylinder 19.

In order to prevent the liquid in the drainage tube 1 or the conduit 2 from reversely flowing into the drainage tube 9, the upper end of the inner part of the conduit 2 is provided with a one-way valve 20 which is opened towards the drainage tube 1.

When the utility model is used, the drainage device 1 is separated from the bed board 14, and the drainage tube 9 is not connected with the catheter 2;

pinching the second sleeve 6, clenching the two arc-shaped elastic plates 12 to radially reduce the distance between the two arc-shaped elastic plates 12, inserting the tapered tube 7 and the arc-shaped elastic plates 12 into the first sleeve 3, stopping clenching the arc-shaped elastic plates 12, and connecting the drainage tube 9 with the guide tube 2 by inserting the hook plate 8 into the arc-shaped groove under the action of the arc-shaped elastic plates 12 after the lower end of the tapered tube 7 is tightly attached to the tapered sealing tube 4;

if the drainage tube 9 and the catheter 2 need to be disconnected, the user clenches the two arc-shaped elastic plates 12 by hand, the arc-shaped elastic plates 12 drive the hook plates 8 to be disconnected from the arc-shaped grooves, and then the tapered tube 7 is pulled out outwards.

The handle is held by one hand, the T-shaped sliding block 16 is pulled leftwards by the other hand, the T-shaped sliding block 16 slides leftwards in the sliding groove 15 and extrudes the pressure spring 17, meanwhile, the right end of the T-shaped sliding block 16 is separated from the through hole, the lower end of the hanging plate 11 is inserted into the through groove 10, the lower surface of the hanging plate 11 is in contact with the upper surface of the bed plate 14, then the hand is loosened, the right end of the T-shaped sliding groove 15 is inserted into the positioning hole 13 in the hanging plate 11 under the elastic action of the pressure spring 17, the drainage device 1 is fixed on the bed plate 14, the operation is convenient.

The utility model discloses if need wash drainage ware 1, with the last drainage section of thick bamboo 18 on drainage ware 1 and drainage section of thick bamboo 19 unscrew down, then adopt the cleaning brush to wash last drainage section of thick bamboo 18 and drainage section of thick bamboo 19 down, solved drainage ware 1 because of not wasing for a long time and easily produce the problem that the bacterium propagated.

Claims

1. A negative pressure drainage device for a cardiac surgery extracorporeal circulation operation comprises a drainage device (1) and is characterized in that a guide pipe (2) is connected to the upper end of the drainage device (1), a first sleeve (3) is coaxially arranged at the upper end of the guide pipe (2), a conical sealing pipe (4) is arranged in the first sleeve (3), an annular groove (5) located on the upper side of the conical sealing pipe (4) is formed in the first sleeve (3), a second sleeve (6) is arranged above the first sleeve (3), a conical pipe (7) capable of being matched with the conical sealing pipe (4) is arranged at the lower end of the second sleeve (6), a plurality of hook plates (8) capable of being inserted into the annular groove (5) are arranged below the second sleeve (6), the upper end of the second sleeve (6) is connected with a drainage pipe (9), a through groove (10) which is vertically communicated is formed in the right side of a bed plate (14), and an inverted L-shaped hanging plate (11, the lower end of the hanging plate (11) can be inserted into the through groove (10).

2. The negative pressure drainage device for the extracorporeal circulation surgery of the cardiac surgery according to claim 1, characterized in that the conical sealing tube (4) is internally provided with a structure with a large upper end and a small lower end, and the annular groove (5) is communicated with the inside of the first sleeve (3).

3. The negative pressure drainage device for the extracorporeal circulation surgery of the cardiac surgery according to claim 1, wherein the left and right sides of the lower end of the second sleeve (6) are respectively provided with an arc-shaped elastic plate (12) positioned outside the conical tube (7), and the hook plate (8) is fixed at the lower end of the arc-shaped elastic plate (12) at the corresponding side and positioned outside the arc-shaped elastic plate (12).

4. The negative pressure drainage device for the extracorporeal circulation operation of the cardiac surgery according to claim 1, wherein the lower side of the hanging plate (11) is provided with a positioning hole (13) which penetrates left and right.

5. The negative pressure drainage device for the extracorporeal circulation surgery of the cardiac surgery according to claim 1, wherein a T-shaped sliding groove (15) is formed in the bed plate (14), the upper end of the sliding groove (15) penetrates through the bed plate (14) and the right end of the sliding groove is communicated with the through groove (10), a T-shaped sliding block (16) which can slide left and right and the right end of which can be inserted into the positioning hole (13) is arranged in the sliding groove (15), the upper end of the T-shaped sliding block (16) is higher than the upper surface of the bed plate (14), and the left end of the T-shaped sliding block (16) is connected with the side wall of the sliding groove (15) through a pressure spring (17.

6. The negative pressure drainage device for the cardiac surgery extracorporeal circulation operation is characterized in that the drainage device (1) comprises an upper drainage cylinder (18) and a lower drainage cylinder (19), and the upper drainage cylinder (18) is connected with the lower drainage cylinder (19) through threads.

7. The negative pressure drainage device for the extracorporeal circulation surgery of the cardiac surgery as recited in claim 6, wherein a handle is provided at the right side of the lower drainage tube (19).

8. The negative pressure drainage device for the extracorporeal circulation surgery of the cardiac surgery according to claim 1, characterized in that the upper end inside the catheter (2) is provided with a one-way valve (20) which is opened towards the drainage device (1).