CN202666048U - Drainage device in integrated connection with central venous catheter - Google Patents
Drainage device in integrated connection with central venous catheter Download PDFInfo
- Publication number
- CN202666048U CN202666048U CN2012202842049U CN201220284204U CN202666048U CN 202666048 U CN202666048 U CN 202666048U CN 2012202842049 U CN2012202842049 U CN 2012202842049U CN 201220284204 U CN201220284204 U CN 201220284204U CN 202666048 U CN202666048 U CN 202666048U
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- Prior art keywords
- drainage
- central venous
- venous catheter
- back pipe
- liquid back
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Abstract
The utility model relates to a drainage device in integrated connection with a central venous catheter. The drainage device comprises a drainage bag with a drainage pipe, the top end of the drainage pipe is connected with a liquid-returning pipe which is fixedly connected with a source nipple short pipe, the source nipple short pipe can be in threaded connection with a tail end joint of the central venous catheter, the liquid-returning pipe is made of elastic materials, and the diameter of the liquid-returning pipe is larger than that of the drainage pipe. The drainage device is simple in structure, low in cost, reasonable in design, wide in application range, simple to operate, and capable of being conveniently and safely applied to treatment needing puncture drainage through the central venous catheter.
Description
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 drainage system that can be connected with the central venous catheter integral type.
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, the interrelated data demonstration, 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 conjunction with 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, easily throw off; The 3rd, existing solution is to twine with adhesive plaster, and is neither attractive in appearance also dangerous, easily causes 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 easily made 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 easily block 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 drainage system that can be connected with the central venous catheter integral type simple in structure, with low cost, reasonable in design, purposes is wide, and is simple to operate, can make things convenient for, safety be applicable to need treatment through the central venous catheter puncture drainage.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of drainage system that can be connected with the central venous catheter integral type comprises the drainage bag with drainage tube.The drainage tube top is connected with liquid back pipe, and liquid back pipe is fixedly connected with the hickey short tube, and the hickey short tube can be threaded with the central venous catheter end fitting.Described liquid back pipe is made by elastomeric material, and the liquid back pipe diameter is greater than the drainage tube diameter.
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 drainage tube top is the tapered hard interface of existing semicircle, and described liquid back pipe is the rubber leather hose, and liquid back pipe one end is fixedly connected on the hard interface in drainage tube top by elastic force.Thereby can directly carry out transformation and upgrade to existing drain band, and reach the technique effect that the technical program will obtain, upgrade cost is cheap, need not to change the drainage tube interface of existing drainage bag; In addition, the use of being more convenient for carrying out disinfection.
Further, also comprise the drain actuator, be enclosed within the drainage tube outer wall, be the movably connected structure that is complementary with drainage tube.Can't regulate problem thereby overcome drainage speed, and then avoid the tapping excessive velocities to cause the generation of related complication, and simple to operate, safe and reliable.
Further, but described drain actuator is common regulating switch of when transfusion.Thereby can realize above-mentioned technique effect by lower cost.
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, overcome central venous catheter terminal too large and do not match 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 links to each other with drainage tube with central venous catheter respectively 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 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 a kind of overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of liquid back pipe and hickey short tube in this utility model.
The specific embodiment
Below in conjunction with accompanying drawing to enforcement further detailed description of the present utility model.
As shown in Figure 1 and Figure 2, a kind of drainage system 1 that can be connected with the central venous catheter integral type comprises the drainage bag 6 with drainage tube 4.
Drainage tube 4 tops are connected with liquid back pipe 3.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.Liquid back pipe 3 diameters are greater than drainage tube 4 diameters.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.Above-mentioned connection can be that drainage tube and liquid back pipe are one-body molded, thus convenient making, and sealing is better, but cost is higher.Also can be that the drainage tube top is the tapered hard interface of existing semicircle, liquid back pipe be the rubber leather hose, and liquid back pipe one end is fixedly connected on the hard interface in drainage tube top by elastic force.Thereby can directly carry out transformation and upgrade to existing drainage bag, and reach the technique effect that the technical program will obtain, upgrade cost is cheap, need not to change the drainage tube interface of existing drainage bag; In addition, the use of being more convenient for carrying out disinfection.Certainly, liquid back pipe also can be the cryptomere elastic tube, thereby can realize better squeezing effect, more is 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.
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 inner tube 22 outer walls away from the venous duct side of outer toroid 21, 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.
Drain actuator 5 is enclosed within drainage tube 4 outer walls, is the movably connected structure that is complementary with drainage tube.Can't regulate problem thereby overcome drainage speed, and then avoid the tapping excessive velocities to cause the generation of related complication, and simple to operate, safe and reliable.But common regulating switch when the drain actuator can be transfusion, thereby can realize above-mentioned technique effect by lower cost.
The advantages such as above-mentioned drainage system carries out the puncture for treating drain applicable to all use central venous catheters, and this device is easily fixed difficult disengagement, simple in structure, material is soft, simple, convenient.
In the present embodiment, the total length of described a kind of drainage system that can be connected with the central venous catheter integral type is 130cm ~ 140 cm, drainage tube diameter 5 ㎜～7 ㎜, and lumen diameter 4 ㎜～6 ㎜, drainage tube is connected with liquid back pipe.Specific as follows:
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 drainage system the spiral interface short tube connect conduit part;
2, the drain pipeline has the drain actuator to close drain for regulating drainage speed and folder;
If 3 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 easily fixing, and patient is painful few.
Adopt technique scheme, 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 links to each other with drainage tube with central venous catheter respectively 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 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 (6)
1. drainage system that can be connected with the central venous catheter integral type, comprise the drainage bag with drainage tube, it is characterized in that: the drainage tube top is connected with liquid back pipe, and liquid back pipe is fixedly connected with the hickey short tube, and the hickey short tube can be threaded with the central venous catheter end fitting; Described liquid back pipe is made by elastomeric material, and the liquid back pipe diameter is greater than the drainage tube diameter.
2. a kind of drainage system that can be connected with the central venous catheter integral type 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 drainage system that can be connected with the central venous catheter integral type as claimed in claim 1 is characterized in that: also comprise the drain actuator, be enclosed within the drainage tube outer wall, be the movably connected structure that is complementary with drainage tube.
4. a kind of drainage system that can be connected with the central venous catheter integral type as claimed in claim 3 is characterized in that: but common regulating switch when described drain actuator is transfusion.
5. as claimed in claim 1 or 2 or 3 or 4 a kind of drainage system that can be connected with the central venous catheter integral type, it is characterized in that: described liquid back pipe is the cryptomere elastic tube.
6. as claimed in claim 1 or 2 or 3 or 4 a kind of drainage system that can be connected with the central venous catheter integral type, it is characterized in that: described drainage tube top is the tapered hard interface of existing semicircle, described liquid back pipe is the rubber leather hose, and liquid back pipe one end is fixedly connected on the hard interface in drainage tube top by elastic force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202842049U CN202666048U (en) | 2012-06-18 | 2012-06-18 | Drainage device in integrated connection with central venous catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202842049U CN202666048U (en) | 2012-06-18 | 2012-06-18 | Drainage device in integrated connection with central venous catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202666048U true CN202666048U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202842049U Expired - Fee Related CN202666048U (en) | 2012-06-18 | 2012-06-18 | Drainage device in integrated connection with central venous catheter |
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| Country | Link |
|---|---|
| CN (1) | CN202666048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563202A (en) * | 2016-10-17 | 2017-04-19 | 南京宁创医疗设备有限公司 | Peripherally inserted central venous catheter |
-
2012
- 2012-06-18 CN CN2012202842049U patent/CN202666048U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563202A (en) * | 2016-10-17 | 2017-04-19 | 南京宁创医疗设备有限公司 | Peripherally inserted central venous catheter |
| CN106563202B (en) * | 2016-10-17 | 2019-07-23 | 南京宁创医疗设备有限公司 | Through periphery central venous catheter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20150618 |
|
| EXPY | Termination of patent right or utility model |