CN202666189U

CN202666189U - Portable drainage connector

Info

Publication number: CN202666189U
Application number: CN2012202842528U
Authority: CN
Inventors: 金豪; 钟可芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-06-18
Filing date: 2012-06-18
Publication date: 2013-01-16
Anticipated expiration: 2022-06-18

Abstract

The utility model relates to a portable drainage connector which comprises a liquid return tube and a thread connector short tube. The liquid return tube is made of an elastic material, one end of the liquid return tube is connected with the thread connector short tube through elastic force, the other end of the liquid return tube can be connected with a semicircular cone-shaped hard connector of a drainage tube on the existing drainage bag, and the diameter of the liquid return tube is larger than that of the drainage tube; and the thread connector short tube can be in threaded connection with a connector at the tail end of a central venous catheter. With the adoption of the technical scheme, the portable drainage connector has the advantages of simple structure, low cost, reasonable design, wide application and simplicity in operation and can be conveniently, safely and economically applicable to the treatment of puncture and drainage through the central venous catheter.

Description

A kind of Portable drainage interface

Technical field

This utility model relates to a kind of clinical Medicine and Surgery Wicresoft's diagnosis or treatment medical assistance apparatus, particularly a kind of Portable drainage interface.

Background technology

Because of thoracic cavity and the seroperitoneum that the Medicine and Surgery various diseases causes, be frequently-occurring disease and the commonly encountered diseases of clinical respiratory system and digestive system, interrelated data shows that the patient of annual such sufferer in the whole nation is more than the tens of millions of people.

Drainage is to treat clinically the most common method of pleural effusions and ascites at present, and breast, ascites conduction bag are the important medical apparatus and instruments of splanchnocoel drainage treatment.Specifically, utilize central venous catheter and drainage bag to carry out closed drainage of pleural cavity, insert endoceliac by disposable central venous catheter, the sustainable drain hydrops of venous duct, control tapping speed is avoided because liquid reduces rapidly, causes body cavity pressures and reduces rapidly the serial symptom of following.

Yet, in use, the inventor finds that there are the following problems: at first, although be that central venous catheter and drainage bag are used in using, but the central venous catheter of clinical middle application, its end fitting (being generally the hollow cylindrical hard joint) does not match with the drainage tube interface (being generally the tapered hard interface of semicircle) of the drainage bag that uses at present, brings operation inconvenience to the clinician; Secondly, above-mentioned interface and joint are difficult for fixing, throw off easily; The 3rd, existing solution is to twine with adhesive plaster, and is neither attractive in appearance also dangerous, causes easily and infects or secondary pollution, increases patients ' expenses; The 4th, because the problems referred to above are brought treatment inconvenience upper and in life and painful to patient; The 5th, the drainage tube of existing drainage bag lacks the pipe-dredging structure, has both made easily the interior gas reflux of drainage bag enter drainage tube and has made the effect of drainage tube forfeiture syphon drainage, makes again the attachment that is deposited on tube wall block easily drainage tube.

In view of this, the inventor is in conjunction with being engaged in the diagnosis of clinical Medicine and Surgery Wicresoft or treatment area research work experience for many years, and the defective of above-mentioned technical field is studied for a long period of time, and this case produces thus.

The utility model content

The purpose of this utility model is to provide a kind of Portable drainage interface simple in structure, with low cost, and reasonable in design, purposes is wide, and is simple to operate, can make things convenient for, safe, the economic treatment that need to be applicable to through the central venous catheter puncture drainage.

To achieve these goals, the technical solution of the utility model is as follows:

A kind of Portable drainage interface comprises liquid back pipe and hickey short tube.Liquid back pipe is made by elastomeric material, and by elastic force, liquid back pipe one end connecting thread short port tube, the other end can connect the tapered hard interface of semicircle of drainage tube on the existing drainage bag, and the liquid back pipe diameter is greater than the drainage tube diameter; The hickey short tube can be threaded with the central venous catheter end fitting.

Further, described hickey short tube comprises and connects conduit part and meet liquid back pipe section, connect conduit part and comprise tapped outer toroid and hollow bowl, the external screw thread of the female thread of outer toroid and central venous catheter end fitting is complementary, and the internal diameter of inner tube external diameter and central venous catheter end fitting is complementary.Thereby further improve fastness that catheter adapter is connected with hickey, be difficult for throwing off, dismantle again conveniently simultaneously, more be conducive to be convenient to action in the drain process or the conversion of other treatment step.

Further, described liquid back pipe is the cryptomere elastic tube.Thereby realize better squeezing effect, more be conducive to dredge drainage tube and central venous catheter, return-air or the obstruction of prevention or minimizing drainage tube and central venous catheter, and lower cost.

Further, described liquid back pipe is the rubber leather hose.Thereby when realizing better following technique effect, cost is cheaper.

This utility model is compared with prior art, and following advantage and effect are arranged: the first, solved the problem that the drainage tube interface of existing central venous catheter end fitting and the drainage bag that uses does not at present match; The second, the spiral interface short tube can be connected after central venous catheter screws accurately, be difficult for throwing off, it is terminal too large and do not match with the general drainage bag interface to have overcome central venous catheter, is difficult for fixation problem; The 3rd, this programme is simple in structure, draws materials conveniently, and is with low cost, and meets aseptic principle, is easy to again sterilization simultaneously and uses; The 4th, spiral interface short tube convenient disassembly is convenient to the conversion of action in the drain process or other treatment step; The 5th, the design of the liquid back pipe that can be respectively links to each other with drainage tube with central venous catheter can be pushed, and has overcome inadequate drainage, invalid extruding problem, be conducive to dredge drainage tube and central venous catheter, return-air or the obstruction of prevention or minimizing drainage tube and central venous catheter; The 6th, adopt the technical program, can directly carry out transformation and upgrade to existing drain band, and reach above-mentioned technique effect, upgrade cost is cheap, need not to change the drainage tube interface of existing drainage bag.

The technical solution of the utility model this utility model is described in further detail below in conjunction with drawings and Examples in order further to explain.

Description of drawings

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

The structural representation of Fig. 2 for adopting this utility model to link to each other with drainage tube with central venous catheter respectively.

The specific embodiment

Below in conjunction with accompanying drawing to enforcement further detailed description of the present utility model.

A kind of Portable drainage interface comprises the drainage bag with drainage tube.

As shown in Figure 1, a kind of Portable drainage interface comprises liquid back pipe 3 and hickey short tube 2.

Liquid back pipe 3 is made by elastomeric material, and this elastomeric material does not limit, so long as be suitable for the various elastomeric materials that are beneficial to extruding of medical field, and such as the PVC material, perhaps common rubber leather hose of medical field etc.By elastic force, liquid back pipe 3 one end connecting thread short port tubes 2, the other end can connect the tapered hard interface of semicircle of drainage tube 4 on the existing drainage bag, and the liquid back pipe diameter is greater than the drainage tube diameter.Wherein, the liquid back pipe road is beneficial to more greatly extruding, and the drain pipeline is used as draining fluids.To the extruding of liquid back pipe, can overcome the invalid extruding problem of inadequate drainage, be conducive to dredge drainage tube and central venous catheter, return-air or the obstruction of prevention or minimizing drainage tube and central venous catheter.

Hickey short tube 2 can be threaded with the central venous catheter end fitting.Its connected mode can have multiple, in the present embodiment, as preferably, the hickey short tube comprises and connects conduit part and meet liquid back pipe section 23, connect conduit part and comprise tapped outer toroid 21 and hollow bowl 22, the external screw thread of the female thread of outer toroid 21 and central venous catheter end fitting is complementary, and the internal diameter of inner tube 22 external diameters and central venous catheter end fitting is complementary.At this moment, obviously being fixedly connected with outer wall of inner tube away from the venous duct side of outer toroid, outer toroid and inner tube are being integrated away from the venous duct side in other words.Thereby further improve fastness that catheter adapter is connected with hickey, be difficult for throwing off, dismantle again conveniently simultaneously, more be conducive to be convenient to action in the drain process or the conversion of other treatment step.

Liquid back pipe 3 is fixedly connected with the hickey short tube.When liquid back pipe adopted the rubber leather hose, then this end can be fixedly connected on by elastic force the liquid back pipe section 23 that connects of hickey short tube.The liquid back pipe section that connects of this moment can be the cylindrical hollow pipe, or is convenient to other various structures that the rubber leather hose was fixedly connected with and guaranteed liquid communication in other existing fields.When liquid back pipe adopts the cryptomere elastic tube, then can realize better squeezing effect, more be conducive to dredge drainage tube and central venous catheter, return-air or the obstruction of prevention or minimizing drainage tube and central venous catheter, and lower cost.

Above-mentioned drainage system uses central venous catheters to carry out the puncture for treating drain applicable to all, and this installs easy fixed center venous duct and drainage tube, make it to be difficult for throwing off, simple in structure, material is soft, the advantage such as simple, convenient.

As shown in Figure 2, in the present embodiment, the drainage system that adopts this utility model to link to each other with drainage tube with central venous catheter respectively, total length is 130cm ~ 140 cm, drainage tube diameter 5 ㎜～7 ㎜, lumen diameter 4 ㎜～6 ㎜, drainage tube is connected with liquid back pipe.Specific as follows:

Whole drainage system 1 overall length 130cm ~ 140 cm; Spiral interface short tube 2, long 18mm, be divided into interface collar extension (namely connecing the outer toroid 21 of conduit part) (long 8mm, overall diameter 9 ㎜, interior diameter 8mm), the interface internal orifice (namely connects the hollow bowl 22 of conduit part, inner tube is different from the length of outer toroid herein, do not show that interior length of tube must be shorter than outer toroid length, in the technical program, both are identical, the former is shorter than or be longer than the latter all is fine) (long 6mm, overall diameter 4 ㎜, interior diameter 2mm), interface end opening (namely meeting liquid back pipe section 23) (long 10mm, overall diameter 6 ㎜, interior diameter 4mm); Liquid back pipe 3 long 25mm, overall diameter 6 ㎜～8 ㎜, interior diameter 5 ㎜～7 ㎜ can push backflow; Drainage tube 4 tunnel long 97.7cm ~ 107.7cm, overall diameter 6 ㎜, interior diameter 5 ㎜; Drain actuator 5; Drainage bag 6 long 26cm; Drainage bag lower contact 7; Bayonet socket 8 is 20mm under the drainage bag.

This utility model is reasonable in design, and the clinical central venous catheter of utilizing was carried out puncture body external drainage chest fluid etc. in overall structure and size range can satisfy.Can solve clinically hydrothorax due to the reasons such as Tuberculous, carcinous, heart failure, utilize the problem of central venous catheter catheter drainage.The material of drain interface bag is soft, the advantages such as simple to operation, safety, damage are little, few intercurrent disease.

Using method of the present utility model is as follows:

Utilize central venous catheter carry out closed drainage of pleural cavity put manage successfully after:

1, the central venous catheter end directly connect above-mentioned Portable drainage interface the spiral interface short tube connect conduit part;

2, drainage tube directly connects an end of the liquid back pipe of above-mentioned Portable drainage interface;

3, there is the drain actuator to close drain for regulating drainage speed and folder;

If 4 need to get rid of liquid in the bag, with lower cutting ferrule half pine, the jacking cutting ferrule gets final product after the tapping.

This central venous catheter drain interface bag material is good, and is fixing easily, and patient is painful few.

Adopt the technical program, at first, solved the problem that the drainage tube interface of existing central venous catheter end fitting and the drainage bag that uses does not at present match; Secondly, the spiral interface short tube can with is connected after central venous catheter screws accurately, be difficult for throwing off, overcome that central venous catheter is terminal not to be matched too greatly with the general drainage bag interface, be difficult for fixation problem; The 3rd, this programme is simple in structure, draws materials conveniently, and is with low cost, and meets aseptic principle, is easy to again sterilization simultaneously and uses; The 4th, spiral interface short tube convenient disassembly is convenient to the conversion of action in the drain process or other treatment step; The 5th, the design of the liquid back pipe that can be respectively links to each other with drainage tube with central venous catheter can be pushed, and has overcome the invalid extruding problem of inadequate drainage, be conducive to dredge drainage tube and central venous catheter, return-air or the obstruction of prevention or minimizing drainage tube and central venous catheter; The 6th, adopt the technical program, can directly carry out transformation and upgrade to existing drain band, and reach above-mentioned technique effect, upgrade cost is cheap, need not to change the drainage tube interface of existing drainage bag.

The above is specific embodiment of the utility model only, is not the restriction to this case design, and all equivalent variations of doing according to the design key of this case all fall into the protection domain of this case.

Claims

1. a Portable drainage interface is characterized in that: comprise liquid back pipe and hickey short tube; Liquid back pipe is made by elastomeric material, and by elastic force, liquid back pipe one end connecting thread short port tube, the other end can connect the tapered hard interface of semicircle of drainage tube on the existing drainage bag, and the liquid back pipe diameter is greater than the drainage tube diameter; The hickey short tube can be threaded with the central venous catheter end fitting.

2. a kind of Portable drainage interface as claimed in claim 1, it is characterized in that: described hickey short tube comprises and connects conduit part and meet liquid back pipe section, connect conduit part and comprise tapped outer toroid and hollow bowl, the external screw thread of the female thread of outer toroid and central venous catheter end fitting is complementary, and the internal diameter of inner tube external diameter and central venous catheter end fitting is complementary.

3. a kind of Portable drainage interface as claimed in claim 1 or 2, it is characterized in that: described liquid back pipe is the cryptomere elastic tube.

4. a kind of Portable drainage interface as claimed in claim 1 or 2, it is characterized in that: described liquid back pipe is the rubber leather hose.