CN201015674Y

CN201015674Y - Enclosed type residual needle for pneumothorax puncturing

Info

Publication number: CN201015674Y
Application number: CNU2007200949500U
Authority: CN
Inventors: 张耘; 李月川
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-01-15
Filing date: 2007-01-15
Publication date: 2008-02-06
Anticipated expiration: 2017-01-15

Abstract

The utility model relates to a retaining needle for closed pleural puncture, comprising a puncture needle body, a drainage catheter and a drainage bag as well as a retaining casing. The posterior end of the retaining casing is connected with a two-way casing block, the internal cavity of the posterior section of the two-way casing block contains a closed plug, the puncture needle body runs through the retaining casing closely, the end of the puncture needle body is connected with a needle handle, the needle handle is provided with a needle handle vane on one side, the two-way casing block is connected with a connecting tube, the connecting tube is provided with a water stop and is connected with a three-way tube, the three-way tube is connected with a drainage catheter provided with a flow regulating switch and an infusion set, and the drainage catheter is connected with the drainage bag. The utility model has the advantages that the retaining casing close to the external wall of a steel needle can be punctured and implanted into the pleural cavity of the patients for one time with the steel needle, with simple operation procedure, reliable airtightness and low price; the triangular-cone shaped head of the steel needle can prevent sharp needle tip from stabbing patient pleura, intercostal vessel, nerve and lung tissue, etc.

Description

The closed thoracentesis puts that let the acupuncture needle remain at a certain point

Technical field

This utility model belongs to technical field of medical instruments, particularly relate to a kind of can with put stay sleeve pipe to put to stay in the patient thoracic cavity be convenient to operate and safe and reliable closed thoracentesis puts that let the acupuncture needle remain at a certain point.

Background technology

Clinically for hydrothorax, pneumothorax patient, particularly the perforation drainage is adopted in hepatic ascites, associativity hydrothorax patient's treatment mostly, the thoracentesis needle that the perforation drainage uses is make long of a rustless steel and the needle body that more slightly is hollow, needle body one end is provided with needle point, end is provided with the interface that is connected with syringe or negtive-pressure implement in addition, during use, point of puncture to the patient carries out local anesthesia earlier, needle point with needle body vertically thrusts in patient's the thoracic cavity again, connect syringe or negtive-pressure implement through interface then, intrathoracic liquid is aspirated.Its weak point is: 1, the draw point needle point is sharp keen, and easily stab patient's pleura, intercostal blood vessel, nerve and lung tissue: 2, draw point is connected imprecision with sebific duct, is very easy to gas leakage; 3, owing to used rustless steel needle body and rubber catheter drain in the past, be difficult to judge whether therefore that hydrothorax flows out, aspirate again; 4, described putting stays pipe to need to introduce the thoracic cavity by seal wire, and operation sequence is loaded down with trivial details, and increases puncture time, and the thoracic cavity is polluted; 5, present clinical reservation replaces with central venous catheter, and it costs an arm and a leg.

Summary of the invention

This utility model for solve the technical problem that exists in the known technology provide a kind of can with put stay sleeve pipe to put to stay in the patient thoracic cavity be convenient to operate and safe and reliable closed thoracentesis puts that let the acupuncture needle remain at a certain point.

The technical scheme that this utility model is taked for the technical problem that exists in the solution known technology is:

The closed thoracentesis puts that let the acupuncture needle remain at a certain point, mainly comprise the puncture needle body, drainage catheter and the drainage bag that is connected with drainage catheter, it is characterized in that: also include its rear end connection two logical putting of casing seat and stay sleeve pipe, two logical casing seat back segment inner chambers are equipped with airtight plug, the airtight sealing-plug that passes of puncture needle body, and stay sleeve pipe through whole putting, be fixedly connected with the needle handle that the one side is provided with the needle handle fin at puncture needle body tail end, needle handle is blocked in two logical casing seat rear ends, be connected with on the two logical casing seats connection tube that water ends is housed on it, connection tube connects tee T, and tee T connects the drainage catheter that flow control valve and transfusion device are housed on it, and drainage catheter connects drainage bag.

This utility model can also adopt following technical measures;

The needle section of described puncture needle body is the rhizoma sparganic taper, is provided with pin hole on a conical surface of needle body head.

Also be provided with the side opening that is same horizontal direction with syringe needle conical surface pin hole on the puncture needle body.

Described putting stays sleeve pipe to be provided with a plurality of side openings that are easy to drain.

Described connection tube connects tee T by the connection tube joint which is provided with screw thread.

The advantage that the utlity model has with good effect is: 1, this utility model is owing to become the rhizoma sparganic taper with the draw point head design, prevents that sharp keen needle point from stabbing patient's pleura, intercostal blood vessel, nerve and lung tissue; 2, whether be provided with side opening on draw point, can differentiate has hydrothorax to flow into sleeve pipe, to avoid operate miss; 3, dc bushing is provided with a plurality of side openings, is easy to drain, and avoiding influences drain because of a conduction hole blocks; 4, will be close to putting of draw point outer wall by draw point and stay the sleeve pipe one-time puncture to insert the patient thoracic cavity, operation sequence is simple, avoided will putting by seal wire and stayed pipe to introduce the thoracic cavity to cause the thoracic cavity to pollute; 5, be connected with drainage bag or vacuum extractor with tee T by two logical casing seats, seal is reliable, avoids pollutant introducing thoracic cavity outside the thoracic cavity, can also be in the hydrothorax drain medicine be injected the breast chamber by tee T in addition; 6, described putting stays sleeve pipe to can be made into plurality of specifications, can be retained in the thoracic cavity, but also disposable puncture uses; 7, put the rubber seal plug that stays in the sleeve pipe and not only can seal to put and stay sleeve pipe, can also in sleeve pipe, form negative pressure,, also can carry out drain even the hydrothorax amount seldom.This utility model also can be used for the pneumothorax puncture drainage, and is not only cheap, safe and reliable, and is convenient to medical personnel's operation.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is this utility model puncture part cutaway view Amplified image;

Fig. 3 is the B portion enlarged drawing of Fig. 2;

Fig. 4 is that the C of Fig. 2 is to figure;

Fig. 5 is the A-A cutaway view of Fig. 2;

Fig. 6 is that the K of Fig. 1 is to view.

Among the figure: 1, protective sleeve; 2, put and stay sleeve pipe; 2-1, side opening; 3, two logical casing seats; 4, sealing-plug; 5, puncture needle body; 6, needle handle; 6-1, needle handle fin; 7, connection tube; 8, water ends; 9, connection tube joint; 10, tee T; 11, drainage catheter; 12, flow control valve; 13, transfusion device; 14, drainage bag joint; 15, drainage bag.

The specific embodiment

For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:

See also Fig. 1-Fig. 6, the closed thoracentesis puts that let the acupuncture needle remain at a certain point, mainly comprise the drainage bag 15 that its head is the puncture needle body 5 of rhizoma sparganic taper, drainage catheter 11 and is connected with drainage catheter, also include its rear end connection two logical putting of casing seat 3 and stay sleeve pipe 2, two logical casing seat 3 back segment inner chambers are equipped with the airtight plug 4 of rubber system, puncture needle body 5 airtight rubber seal plugs 4 that pass, and stay sleeve pipe 2 through whole putting, described putting stays sleeve pipe to be provided with a plurality of side opening 2-1 that are easy to drain.Be fixedly connected with the needle handle 6 that the one side is provided with needle handle fin 6-1 at puncture needle body tail end, needle handle 6 is blocked in two logical casing seat rear ends, be connected with on the two logical casing seats only 8 connection tube 7 of water is housed on it, connection tube 7 is by the tee T 10 that is threaded on the connection tube joint 9, tee T connects the drainage catheter 11 that flow control valve 12 and transfusion device 13 are housed on it, and drainage catheter 11 connects drainage bag 15 by drainage bag joint 14.Arbitrary conical surface of puncture needle body head is provided with pin hole, also is provided with the side opening that is same horizontal direction with syringe needle conical surface pin hole on the puncture needle body.Described needle handle fin 6-1 is designed to oval, so that medical personnel are convenient to hand when operating.Also be with protective sleeve 1 outside the sleeve pipe 2 putting to stay.

Operation principle of the present utility model is:

After the patient imposes local anaesthesia, directly will have to put with needle handle fin 6-1 in point of puncture and stay telescopic puncture needle body 5 to thrust the patient thoracic cavity, rotate needle handle fin pumpback puncture needle body, at this moment can flow into to put from the puncture needle body that has side opening if any hydrothorax and stay in the sleeve pipe 2, i.e. expression has hydrothorax to flow out, can pull out putting the puncture needle body that stays in the sleeve pipe, stay sleeve pipe in the patient thoracic cavity, put this moment and stay rubber seal plug 4 auto-closings in the sleeve pipe and keep to put.End 8 and open being connected in water on the connection tube 7 of two logical casing seats 3, hydrothorax can flow directly into drainage catheter 11.Connect drainage catheter after as required can be before puncture connection tube being connected tee T by the connection tube joint, drainage catheter is regulated the effusive speed of hydrothorax by the flow control valve on it 12, again drainage catheter 11 is connected drainage bag 15 or connects vacuum extractor.When water ends and after flow control valve opened, hydrothorax can flow directly into drainage bag or vacuum extractor, during as the needs perfusion solution, also can inject medicine in the patient thoracic cavity by tee T.

The above, it only is preferred embodiment of the present utility model, be not that this utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1. a closed thoracentesis puts that let the acupuncture needle remain at a certain point, mainly comprise the puncture needle body, drainage catheter and the drainage bag that is connected with drainage catheter, it is characterized in that: also include its rear end connection two logical putting of casing seat and stay sleeve pipe, two logical casing seat back segment inner chambers are equipped with airtight plug, the airtight sealing-plug that passes of puncture needle body, and stay sleeve pipe through whole putting, be fixedly connected with the needle handle that the one side is provided with the needle handle fin at puncture needle body tail end, needle handle is blocked in two logical casing seat rear ends, be connected with on the two logical casing seats connection tube that water ends is housed on it, connection tube connects tee T, tee T connects the drainage catheter that flow control valve and transfusion device are housed on it, and drainage catheter connects drainage bag.

2. closed thoracentesis according to claim 1 puts that let the acupuncture needle remain at a certain point, and it is characterized in that: the needle section of described puncture needle body is the rhizoma sparganic taper, is provided with pin hole on a taper surface.

3. closed thoracentesis according to claim 1 puts that let the acupuncture needle remain at a certain point, it is characterized in that: also be provided with the side opening that is same horizontal direction with syringe needle conical surface pin hole on the puncture needle body.

4. closed thoracentesis according to claim 1 puts that let the acupuncture needle remain at a certain point, and it is characterized in that: described putting stays sleeve pipe to be provided with a plurality of side openings that are easy to drain.

5. closed thoracentesis according to claim 1 puts that let the acupuncture needle remain at a certain point, it is characterized in that: the connection tube joint that described connection tube which is provided with screw thread connects tee T.