CN2712361Y

CN2712361Y - Combined puncture drainage tube

Info

Publication number: CN2712361Y
Application number: CN 200420060494
Authority: CN
Inventors: 杨渝沙
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-07-30
Filing date: 2004-07-30
Publication date: 2005-07-27
Anticipated expiration: 2014-07-30

Abstract

The utility model provides a combined puncture drainage tube used for the puncturing chest cavity and abdominal cavity, comprising a puncture needle and a drainage tube. The drainage tube is arranged on the steel needle of the puncture needle, and the external diameter of the steel needle of the puncture needle is corresponding to the internal diameter of the drainage tube. The drainage tube is also sheathed with a skin extending tube, and the internal diameter of the skin extending tube is corresponding to the external diameter of the drainage tube. Since the combined puncture drainage tube of the utility model is sheathed with the drainage outside the puncture needle, the drainage tube can extend into the body cavity of the combined puncture drainage tube under the direction of the puncture needle. The puncture needle can be pulled out optionally, the drainage tube is imbedded in the body cavity of the combined puncture drainage tube, in this way, the disadvantage of puncturing for many times is avoided, and the drainage tube can be kept in the body cavity of the combined puncture drainage tube for long time. The utility model has simple structure and convenient operation and is provided with a skin extending tube sheathed outside the drainage tube. The function of the skin extending tube is to extend skin, and the skin extending tube can make the drainage tube sheathed with a puncture needle be convenient to insert into the body cavity of the combined puncture drainage tube, the cross section of the skin extending tube is in unsealed structure, and the skin extending tube is convenient to be pull out.

Description

The combined puncturing drainage tube

Technical field

This utility model relates to a kind of medical apparatus and instruments, particularly relates to a kind of puncture drainage pipe that is used for breast, abdominal cavity.

Background technology

At present, the perforator that is used for body cavity (mainly referring to breast, abdominal cavity) in medical treatment mainly is a puncture needle, and it is made of two parts: puncture needle and rubber hose, rubber hose is connected in after the puncture needle.Puncture needle thrusts body cavity during use, and rubber hose is joined with other medical apparatus again, and endoceliac gas or liquid drain through puncture needle and rubber hose, and medicine also injects body cavity through rubber hose and puncture needle.This puncture needle has simple in structure, advantages of simple operation, but its shortcoming also clearly: because puncture needle can not be extracted when operation, and puncture needle (draw point) can not keep in vivo for a long time, and the puncture of the splanchnocoel clinically overwhelming majority can not once just deal with problems, need (one to several days) repetitive operation behind the certain hour of interval.This has not only increased medical worker's workload, and the more important thing is to patient increases misery.Want to save repeatedly the drawback of puncture, must puncture needle be extracted and the flexible pipe indwelling in vivo.

The utility model content

Technical problem to be solved in the utility model provides a kind of combination type drainage tube that is mainly used in the puncture in breast, abdominal cavity, has the drain flexible pipe and can put the advantage that stays in the body for a long time.

The technical scheme that this utility model technical solution problem is adopted is: the combined puncturing drainage tube, comprise puncture needle and drainage tube, and drainage tube is enclosed within on the draw point of puncture needle, and the internal diameter of the draw point external diameter of puncture needle and drainage tube coincide.

Also be with the skin expansion pipe on the above-mentioned drainage tube, and the external diameter of the internal diameter of skin expansion pipe and drainage tube coincide.

The beneficial effects of the utility model are: combined puncturing drainage tube of the present utility model is owing to be enclosed within the puncture needle outside with drainage tube, drainage tube can stretch into body cavity under the guiding of puncture needle, and puncture needle can arbitrarily be extracted, drainage tube is embedded in the body, avoided the repeatedly shortcoming of puncture like this, and it is drainage tube can be stayed in the body for a long time, and simple in structure, easy to operate.In addition, this utility model also has the skin expansion pipe box in the drainage tube outside, the effect of skin expansion pipe is a skin expansion, and it can make the drainage tube that is with puncture needle stretch in the body more easily, and the non-enclosed structure of the section of skin expansion pipe can be extracted easily.

Description of drawings

Fig. 1 is the profile of combined puncturing drainage tube of the present utility model.

Fig. 2 is the profile of drainage tube.

Fig. 3 is the left view of Fig. 2.

Fig. 4 is the profile of puncture needle.

Fig. 5 is the right view of Fig. 4.

Fig. 6 is the profile of skin expansion pipe.

Fig. 7 is the left view of Fig. 6.

Fig. 8 is the structural representation of current limliting card.

The specific embodiment

The utility model will be further described below in conjunction with accompanying drawing.

The structure of combined puncturing drainage tube of the present utility model is: drainage tube 2 is enclosed within on the draw point 12 of puncture needle 1, and the internal diameter of the external diameter of draw point 12 and drainage tube 2 coincide.Like this when drainage tube 2 after stretching into body cavity under the guiding of puncture needle 1, puncture needle 1 can arbitrarily be extracted, drainage tube 2 is embedded in the body, avoided the repeatedly shortcoming of puncture like this, and drainage tube can be stayed in the body for a long time,

Fig. 1 is the cutaway view of combined puncturing drainage tube of the present utility model.Puncture needle 1 passes caulking gum 7 and drainage tube 2, and behind the joint 6 of the joint 4 precession drainage tubes 2 of puncture needle head, puncture needle 1 is fixed together with drainage tube 2.Skin expansion pipe 3 is enclosed within the puncture needle of combining 1 and drainage tube 2 outside correct positions, preferably makes the syringe needle position of the draw point 12 of puncture needle 1 have 2-3cm exposed.

As shown in Figure 2, drainage tube 2 is fixed on the fixed-wing 5, and be separated into built-in flexible pipe 10 and flexible pipe 11 two parts are drawn in the outside by fixed-wing 5, there is a through hole at fixed-wing 5 middle parts, puncture needle 1 is passed in the built-in flexible pipe 10 that this hole enters drainage tube 2, this middle part, hole is provided with caulking gum 7, and it can play sealing function.The external diameter of the draw point 12 of puncture needle 1 and the internal diameter of drainage tube 2 coincide, and the external diameter of the internal diameter of skin expansion pipe 3 and drainage tube 2 coincide.The head of fixed-wing 5 is provided with drainage tube joint 6, and it can match with puncture needle joint 4, puncture needle 1 by elasticity well and not the elongated draw point 12 and the cylinder-shaped joint 4 of frangibility form, as shown in Figure 4 and Figure 5.The outside of drainage tube is drawn flexible pipe 11 and is provided with current limliting card 9, by control current limliting card 9, drainage tube 2 be can freely control and sealing or conducting state are in, the shape of current limliting card 9 can be made shape as shown in Figure 8, and fixed-wing 5 on the drainage tube 2 and joint 6 can be done rectangularity, as shown in Figure 3.Skin expansion pipe 3 is the non-enclosed elasticity plastic conduit of section, and its head is provided with aileron 8, as shown in Figure 6 and Figure 7, pushes section that aileron 8 can make skin expansion pipe 3 apart from increasing, thereby makes skin expansion pipe 3 easily break away from drainage tubes 2.

During use, it is stuck at first to make current limliting card 9 that flexible pipe 11 is drawn in the outside, makes drainage tube 2 be in the state of not conducting.The about 1-2cm of puncture needle 1 vertical inserting needle, skin expansion pipe 3 is expanded skin to appropriate depth along the puncture direction, another mistake the puncture direction skin expansion pipe 3 is withdrawed from skin, then slightly with the aileron 8 of defeating skin expansion pipe 3, the non-enclosure portion of skin expansion pipe 3 is increased, take advantage of a situation skin expansion pipe 3 is pulled up, make it break away from combination.Syringe is connected on the puncture needle 1, promotes puncture needle 1 and continue inserting needle, make the built-in flexible pipe 10 of drainage tube 2 enter in the body simultaneously, after puncture needle 1 proceeds to appropriate depth, can or push away normal saline according to different therapeutic purposes pumpback syringes,, then stop inserting needle if the feature reflection that enters body cavity is arranged.The joint 4 of puncture needle 1 is screwed off drainage tube joint 6, it is separated, keep the degree of depth of puncture needle 1 constant, the built-in flexible pipe 10 of drainage tube 2 is continued to be fed in the body to appropriate depth under the guiding of puncture needle 1.The degree of depth of the built-in flexible pipe 10 of maintenance drainage tube 2 is constant, and puncture needle 1 is extracted drainage tube 2 gently, makes it break away from combination, and caulking gum 7 is from movable sealing drainage tube 2.With adhesive tape the fixed-wing 5 of drainage tube 2 is fixed in human body skin, the outside of drainage tube 2 is drawn flexible pipe 11 and is connected other medical apparatus and instruments, opens current limliting card 9, finishes whole operation.

The joint 4 of the puncture needle 1 of combined puncturing drainage tube of the present utility model, the fixed-wing 5 of drainage tube 2 and joint 6 also can be made other shapes, but all belong to the scope of this utility model protection.This utility model can be used for the perfusion therapy of pleural effusions and ascites, pneumothorax and splanchnocoel.

Claims

1, combined puncturing drainage tube comprises puncture needle (1) and drainage tube (2), and it is characterized in that: drainage tube (2) is enclosed within on the draw point (12) of puncture needle (1), and the internal diameter of the external diameter of draw point (12) and drainage tube (2) coincide.

2, combined puncturing drainage tube as claimed in claim 1 is characterized in that: also be with skin expansion pipe (3) on the described drainage tube (2), and the external diameter of the internal diameter of skin expansion pipe (3) and drainage tube (2) coincide.

3, combined puncturing drainage tube as claimed in claim 2 is characterized in that: described skin expansion pipe (3) is the non-enclosed structure of section, and its head is provided with aileron (8).

4, combined puncturing drainage tube as claimed in claim 1 or 2 is characterized in that: the head of described puncture needle (1) is provided with joint (4).

5, combined puncturing drainage tube as claimed in claim 1 or 2 is characterized in that: described drainage tube (2) is fixed on the fixed-wing (5), and drainage tube (2) is separated into built-in flexible pipe (10) by fixed-wing (5) and flexible pipe (11) two parts are drawn in the outside.

6, combined puncturing drainage tube as claimed in claim 5 is characterized in that: the outside of described drainage tube (2) is drawn flexible pipe (11) and is provided with current limliting card (9).

7, combined puncturing drainage tube as claimed in claim 5 is characterized in that: described fixed-wing has a through hole on (5), and described through hole is provided with caulking gum (7).

8, combined puncturing drainage tube as claimed in claim 5 is characterized in that: the head of described fixed-wing (5) is provided with drainage tube joint (6).