CN201220005Y - Disposable thorax closed drainage device - Google Patents
Disposable thorax closed drainage device Download PDFInfo
- Publication number
- CN201220005Y CN201220005Y CNU2008200537276U CN200820053727U CN201220005Y CN 201220005 Y CN201220005 Y CN 201220005Y CN U2008200537276 U CNU2008200537276 U CN U2008200537276U CN 200820053727 U CN200820053727 U CN 200820053727U CN 201220005 Y CN201220005 Y CN 201220005Y
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- Prior art keywords
- drainage
- drainage bottle
- bottle
- negative pressure
- liquid
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- Expired - Fee Related
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Abstract
The utility model discloses a close type thoracic drainage device which comprises a drainage bottle, a drainage communicating pipe, a negative-pressure adjusting part and an aspirator connector. The upper end of the drainage communicating pipe is connected with a thoracic drainage pipe, the lower end of the drainage communicating pipe is inserted into the liquid in the drainage bottle, the aspirator connector is arranged at the upper part of the drainage bottle, the drainage bottle is communicated with an external negative-pressure aspirating device, a liquid storing bag made of elastic transparent material is coated and connected with the exterior of the drainage bottle, and the upper part of the side of the drainage bottle is provided with an opening which is communicated with the liquid storing bag. Compared with the prior close type drainage device, the utility model has smaller volume, convenience in transportation and low cost, meets the clinical requirements and is suitable for commercial production.
Description
Technical field
This utility model relates to a kind of disposable pleural cavity closed drainage device.
Background technology
Pleural cavity closed drainage device is sepage in the drain pleural space, blood and gas, rebuilds negative pressure in the pleural space, keeps the normal position of vertical diaphragm, promotes the important device of atelectasis.Present clinical various disposable pleural cavity closed drainage devices, each tool pluses and minuses used.Single bottle of hydrolock system, simple in structure, easy to make, but can't satisfy the influence that negative pressure-pumping requirement and single bottle of seal water system are subjected to the drain liquid measure; Two bottles of hydrolock systems are provided with liquid-collecting bottle and collect drain liquid, have avoided the influence of drain liquid to seal water system, but still can't satisfy the negative pressure-pumping requirement; Three bottles of hydrolock systems are provided with liquid-collecting bottle and control bottle, adjustable negative pressure, but complex structure, volume are bigger, in the clinical use because the drainage bottle volume is big, transportation deposit and use in all not too convenient.
The utility model content
The purpose of this utility model is to improve three bottles of bigger deficiencies of formula water seal pleural cavity closed drainage device complex structure volume, a kind of liquid collecting requirement of both having satisfied is provided, can provide the negative pressure-pumping function again, possess the disposable pleural cavity closed drainage device that volume is little, transportation is easy to use, with low cost simultaneously.
Further purpose of the present utility model is to improve the negative pressure adjusting part in the drainage system, thereby further simplifies the structure of drainage bottle, dwindles the volume of drainage system.
The technical solution of the utility model is: a kind of pleural cavity closed drainage device, comprise drainage bottle, drain liquid communicating pipe, negative pressure adjusting part and attractive device connector, and drain liquid communicating pipe upper end connection patient intrathoracic drain, insert below the interior liquid level of drainage bottle the lower end; Attractive device connector is arranged on drainage bottle top, is communicated with drainage bottle and outside negative pressure suction device; The liquid storing bag that adopts transparent elastic material to make is wrapped in outside the drainage bottle, and drainage bottle bottle upper lateral part is provided with opening and is communicated with liquid storing bag.
In the prior art, usually the double cavity structure that drainage bottle is divided into control chamber and water seal chamber, the negative pressure adjustable pipe is set as negative pressure adjusting part on the control chamber, insert below the liquid level of drainage bottle negative pressure adjustable pipe lower end, the upper end leads to atmosphere, regulates the size of negative pressure in the drainage bottle by the differing heights of its lower end in liquid level.The present invention has also improved negative pressure adjusting part, change the negative pressure adjustable pipe into a pressure valve, the concrete structure of pressure valve is: be arranged on the drainage bottle internal orifice by a sleeve, the sleeve hollow space is a up-small and down-big taper, a size shape piston with matching is set in the tapered hollow space, piston is by the spring support, and the outside lower edge of sleeve is with nut with matching.
When being normal pressure in the drainage bottle, spring supporting piston close port, pressure valve is in air-tight state; When connecting vacuum suction, piston descends, and valve port is open, and phase hydraulic pressure bottle is inside and outside to be communicated with, and negative pressure diminishes in the bottle, reaches a preset value that is lower than between atmospheric pressure 5～10cm water column up to negative pressure.The adjustable size joint of negative pressure preset value by screwing in or screwing out sleeve, can be adjusted the compression degree of spring, thereby increases or reduce negative pressure preset value size.When adopting a kind of like this pressure valve of roof pressing type spring structure, then drainage bottle no longer need the negative pressure adjustable pipe and with the liquid level of negative pressure adjustable pipe lower end, like this, drainage bottle also just need not be further divided into two chambeies of two different liquid levels, and only need single cavity configuration, the structure that this has just simplified drainage bottle has greatly also reduced processing cost.
This utility model is innovated improvement to pleural cavity closed drainage device, a kind of liquid collecting requirement of both having satisfied is provided, can provide the negative pressure-pumping function again, possesses the pleural cavity closed drainage device that volume is little, transportation is easy to use, with low cost simultaneously, simple in structure, with low cost, adapt to clinical demand, be fit to suitability for industrialized production.
Description of drawings
Fig. 1 is first kind of embodiment of this utility model drainage system;
Fig. 2 is second kind of embodiment of this utility model drainage system;
Fig. 3 is the cutaway view of the amplification of valve 12 among Fig. 2.
1 drainage bottle, 2 control chambers, 3 water seal chambeies, 4 liquid storing bags, 5 negative pressure adjustable pipes, 6 attractive device connectors, 7 drain liquid communicating pipe, 8 openings, 9 water conservancy diversion projections, 10 bottle caps, 11 handles, 12 pressure valves, 13 sleeves, 14 pistons, 15 springs, 16 nuts, 17 internal orifices
The specific embodiment
As shown in Figure 1, pleural cavity closed drainage device of the present utility model comprises drainage bottle 1 and liquid storing bag 4.The double cavity structure of drainage bottle 1 for being interconnected is divided into 3 two chambeies in control chamber 2 and water seal chamber.Control chamber 2 provides the negative pressure-pumping function, and body indicates scale; Establish two pipes in the bottle, be respectively attractive device connector 6 and 5, attractive device connector 6 is communicated with negative pressure suction device, and negative pressure is provided; Negative pressure adjustable pipe 5 one ends insert below the liquid level, and an end leads to atmosphere, regulate vacuum magnitude by the height of regulating liquid level in the negative pressure adjustable pipe 5 insertion control bottles.Drain liquid communicating pipe 7 is arranged in the water seal chamber 3, termination patient intrathoracic drain on communicating pipe 7, insert in 3 bottles in the water seal chamber below the liquid level lower end.3 bottles of wall tops, water seal chamber have opening 8 to communicate with liquid storing bag 4.The mouth of opening 8 is along the water conservancy diversion projection 9 that is provided for water conservancy diversion down.Bottle cap 10 is set on the drainage bottle 1, and attractive device connector 6, negative pressure adjustable pipe 5 and drain liquid communicating pipe 7 pass from bottle cap 10.
Liquid storing bag 4 adopts plastics transparent and that have certain intensity to make, and liquid storing bag 4 parcels are connected in outside the drainage bottle 1, and 4 bags of bodies of liquid storing bag indicate scale.Before using, liquid storing bag 4 is in contraction state, expansion liquid storage during use.
The designer also further improves control bottle part of the present utility model, replaces complicated control bottle with a simple pressure valve, further simplifies the structure of drainage bottle.As shown in Figure 2, drainage bottle 1 is single cavity configuration, and drainage bottle 1 is provided with drain liquid communicating pipe 7 and attractive device connector 6, termination patient intrathoracic drain on communicating pipe 7, and insert in 1 bottle of the drainage bottle below the liquid level lower end.Attractive device connector 6 is communicated with negative pressure suction device, and negative pressure is provided.
A pressure valve 12 is set on drainage bottle, and the concrete structure of pressure valve 12 is seen Fig. 3.Negative pressure in the drainage bottle generally is controlled at 5～10cm water column by this pressure valve 12 controls and adjusting.This pressure valve 12 is arranged on the internal orifice 17 of drainage bottle 1 by a sleeve 13, sleeve 14 hollow spaces are a up-small and down-big taper, communicate by in 1 bottle of internal orifice 17 and the drainage bottle, the size shape piston 14 that matches with it is set in the tapered hollow space, piston 14 supported by spring 15, the moving up and down the unlatching that can cause valve port or close of piston 14.Sleeve 14 outside lower edges are with nut 16 with matching.When being normal pressure in the drainage bottle, spring supporting piston close port, pressure valve 12 is in air-tight state; When connecting vacuum suction, piston descends, and valve port is open, and phase hydraulic pressure bottle is inside and outside to be communicated with, and negative pressure diminishes in the bottle, reaches a preset value that is lower than between atmospheric pressure 5～10cm water column up to negative pressure.The adjustable size joint of negative pressure preset value by screwing in or screwing out sleeve 13, can be adjusted the compression degree of spring, thereby increases or reduce negative pressure preset value size.Among the present invention, all relative atmospheric pressure of negative pressure, promptly establishing a normal atmosphere is 0.
Bottle cap 10 is set on the drainage bottle 1, and drain liquid communicating pipe 7 and attractive device connector 6 pass from bottle cap.Attractive device connector 6 is communicated with negative pressure suction device, and negative pressure is provided.Pass from bottle cap.
Because liquid storing part is divided into pocket type,, this device gets up to use so being most appropriate to hang.For ease of hanging, can the draw ring of being convenient to hang be set on bottle cap 10 or liquid storing bag 4 or shake hands 11.
This utility model before use, the liquid storing bag 4 that is used to store drain liquid is in contraction state, do not take up room, and in use, promptly when collecting storage drain liquid, then can expand rapidly, therefore, pleural cavity closed drainage device of the present utility model can dwindle much than the closed drainage bottle of present clinical used three bottles of formulas is long-pending, satisfies little, the capacious requirement of package unit volume, and is convenient when making transportation, deposit and using.4 bags of bodies of liquid storing bag indicate scale, and how much long-pending can read draining fluids at any time.
When using this utility model, in drainage bottle 1, press body labelling perfusion physiological saline solution, if the drainage bottle of embodiment 1, then usually at the control chamber about 80mm of 2 perfusions water highly, the water of the about 1200mm of 3 perfusions in the water seal chamber, with drain liquid communicating pipes 7 lower end insert under the liquid level of water seal chamber upper end connection patient intrathoracic drain, negative pressure adjustable pipe 5 lower ends are inserted under control chamber 2 liquid levels, and attractive device connector 6 connects outside negative pressure suction device.If the drainage bottle of embodiment 2, then directly in drainage bottle 1, pour into the physiological saline solution of about 80mm height, with drain liquid communicating pipes 7 lower end insert under the liquid level of water seal chamber, the upper end connects patient's intrathoracic drain, and pressure valve is good by default negative pressure size adjustment.With hook drainage system is placed patient's bed side, attractive device connector 6 connects the attraction negative pressure device, opens negative pressure suction device and can use.
Can not connect negative pressure suction device yet, directly open attractive device connector 6 and communicate with atmosphere, negative pressure adjustable pipe or pressure valve then do not need special handling, and drain liquid communicating pipe 7 connects patient's intrathoracic drain, promptly can be used as light water envelope drainage system and use.
Claims (4)
1. disposable pleural cavity closed drainage device, comprise drainage bottle, drain liquid communicating pipe, negative pressure adjusting part and attractive device connector, drain liquid communicating pipe upper end connection patient intrathoracic drain, insert below the interior liquid level of drainage bottle the lower end, attractive device connector is arranged on drainage bottle top, be communicated with drainage bottle and outside negative pressure suction device, it is characterized in that: the liquid storing bag parcel that adopts transparent elastic material to make is connected in outside the drainage bottle, and drainage bottle bottle upper lateral part is provided with opening and is communicated with liquid storing bag.
2. drainage system as claimed in claim 1 is characterized in that: drainage bottle is divided into control chamber and water seal chamber, and described negative pressure adjusting part is a negative pressure adjustable pipe, and insert below the liquid level of control chamber negative pressure adjustable pipe lower end, and the upper end leads to atmosphere.
3. drainage system as claimed in claim 1 is characterized in that: drainage bottle is single cavity configuration, and described negative pressure adjusting part is a pressure valve.
4. drainage system as claimed in claim 3, it is characterized in that described pressure valve structure is: be arranged on the drainage bottle by a sleeve, the sleeve hollow space is a up-small and down-big taper, communicate by in internal orifice and the drainage bottle, a size shape piston with matching is set in the tapered hollow space, piston is by the spring support, and the outside lower edge of sleeve is with nut with matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200537276U CN201220005Y (en) | 2008-07-14 | 2008-07-14 | Disposable thorax closed drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200537276U CN201220005Y (en) | 2008-07-14 | 2008-07-14 | Disposable thorax closed drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201220005Y true CN201220005Y (en) | 2009-04-15 |
Family
ID=40573525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200537276U Expired - Fee Related CN201220005Y (en) | 2008-07-14 | 2008-07-14 | Disposable thorax closed drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201220005Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096275A (en) * | 2014-07-18 | 2014-10-15 | 杨国锋 | Post-operation auto-blood recycling device |
| WO2018103180A1 (en) * | 2016-12-05 | 2018-06-14 | 广东美捷威通生物科技有限公司 | Low-vacuum precision control system for wound |
| CN109395178A (en) * | 2018-11-01 | 2019-03-01 | 威海柯西医疗科技有限公司 | A kind of multi-functional drainage system |
| CN110025834A (en) * | 2019-05-10 | 2019-07-19 | 陈均 | Portable difunctional thoracic cavity drainage bottle |
-
2008
- 2008-07-14 CN CNU2008200537276U patent/CN201220005Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096275A (en) * | 2014-07-18 | 2014-10-15 | 杨国锋 | Post-operation auto-blood recycling device |
| WO2018103180A1 (en) * | 2016-12-05 | 2018-06-14 | 广东美捷威通生物科技有限公司 | Low-vacuum precision control system for wound |
| CN109395178A (en) * | 2018-11-01 | 2019-03-01 | 威海柯西医疗科技有限公司 | A kind of multi-functional drainage system |
| CN110025834A (en) * | 2019-05-10 | 2019-07-19 | 陈均 | Portable difunctional thoracic cavity drainage bottle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090415 Termination date: 20100714 |