CN104353140A - Negative-pressure drainage device - Google Patents
Negative-pressure drainage device Download PDFInfo
- Publication number
- CN104353140A CN104353140A CN201410604769.4A CN201410604769A CN104353140A CN 104353140 A CN104353140 A CN 104353140A CN 201410604769 A CN201410604769 A CN 201410604769A CN 104353140 A CN104353140 A CN 104353140A
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- pressure drainage
- tube
- liquid storing
- storing bag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- A61M1/0003—
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- A61M1/0023—
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
- A61M1/96—Suction control thereof
- A61M1/964—Suction control thereof having venting means on or near the dressing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/0014—Special media to be introduced, removed or treated removed from the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Otolaryngology (AREA)
- Vascular Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a negative-pressure drainage device. The negative-pressure drainage device comprises a drainage tube and a liquid storage bag, wherein a liquid input end of a negative-pressure drainage ball is connected with the drainage tube through a connecting tube, a liquid output end of the negative-pressure drainage ball is connected with the liquid storage bag through a second connecting tube, the liquid input end and the liquid output end of the negative-pressure drainage ball are respectively arranged at the upper end part and the lower end part thereof, an exhaust hole is formed in the upper end part of the negative-pressure drainage ball, a first one-way valve which communicates from the outside to the inside is installed in the liquid input end, a second one-way valve which communicates from the inside to the outside is installed in the exhaust hole, and a control valve is installed on the second connecting tube. In this structure, after the negative-pressure drainage ball is contracted to exhaust air from the second one-way valve, the drainage tube is placed in a chamber to be drained; when the negative-pressure drainage ball is expanded, body liquid can be drained into the negative-pressure drainage ball, and thus the operation is simplified and the device is more convenient to use.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly a kind of negative pressure drainage device.
Background technology
Negative pressure wound surface treatment technology is the new technique being used for the treatment of wound surface that development in recent years is got up, it utilizes biological semi-permeable film that open wound is closed, certain negative pressure is produced by negative pressure drainage device, the wound surface after debridement is acted on by drainage tube and dressing, the blood circulation of wound site can be accelerated, remarkable promotion new vessels enters wound surface, stimulate the growth of granulation tissue, abundant drain, alleviate edema, decreasing pollution, bacteria growing inhibiting, directly can accelerate wound healing, or create conditions for surgical repair.Existing negative pressure drainage device comprises negative pressure drainage ball, and the input of negative pressure drainage ball is connected with drainage tube, and outfan is connected with liquid storing bag.Negative pressure drainage ball is provided with steam vent, by steam vent, inner air is discharged time negative pressure drainage ball shrinks, then with plug, steam vent blocking must could be made drainage procedure.Due in drainage procedure process, negative pressure drainage ball has to pass through and repeatedly shrinks and expand, so also need repeatedly to block steam vent with plug, causes complex operation, uses inconvenience.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of negative pressure drainage device, its negative pressure drainage ball can automatic vent and close, use more convenient.
In order to solve the problems of the technologies described above, a kind of negative pressure drainage device of the present invention, comprise drainage tube and liquid storing bag, the fluid input port of one negative pressure drainage ball is connected with described drainage tube by the first connection tube, the fluid output port of negative pressure drainage ball is connected with described liquid storing bag by the second connection tube, fluid input port and the fluid output port of described negative pressure drainage ball are separately positioned on it, bottom, the upper end of negative pressure drainage ball is provided with steam vent, be provided with by leading to the first interior check valve in described fluid input port outward, be provided with in described steam vent and lead to the second outer check valve by interior, described second connection tube is provided with control valve.
Described drainage tube leading section is provided with some drainage troughs exposed, and the length direction of this drainage trough is consistent with drainage tube, and with drainage tube inner space.
Be connected on described liquid storing bag, with described second connection tube input be provided with the 3rd check valve.
Described liquid storing bag top is provided with air-vent, is provided with waterproof ventilated membrane in this air-vent.
Be provided with leakage fluid dram bottom described liquid storing bag, this leakage fluid dram is provided with control valve.
Described liquid storing bag top is provided with suppending hole.
Described liquid storing bag lateral marks is shown with metering scale.
Described drainage tube is provided with development bar along its length.
The fluid input port of described negative pressure drainage ball is arranged side by side two.
The invention has the beneficial effects as follows: in this negative pressure drainage device structure, be provided with in steam vent on negative pressure drainage ball and lead to the second outer check valve by interior, the air in negative pressure drainage ball is made to discharge from the second check valve and can not enter, when negative pressure drainage ball shrinks air after the second check valve discharge, being placed into by drainage tube needs in the body cavity of drain, just body fluid can be drained in negative pressure drainage ball when negative pressure drainage ball is expanded time, simplify operation, use more convenient.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
With reference to Fig. 1, a kind of negative pressure drainage device of the present invention, comprise drainage tube 1 and liquid storing bag 2, the fluid input port of one negative pressure drainage ball 3 is connected with described drainage tube 1 by the first connection tube 4, the fluid output port of negative pressure drainage ball 3 is connected with described liquid storing bag 2 by the second connection tube 5, fluid input port and the fluid output port of described negative pressure drainage ball 3 are separately positioned on it, bottom, the upper end of negative pressure drainage ball 3 is provided with steam vent 6, be provided with by leading to the first interior check valve 7 in described fluid input port outward, be provided with in described steam vent 6 and lead to the second outer check valve 8 by interior, described second connection tube 5 is provided with the first control valve 9.In this negative pressure drainage device structure, be provided with in steam vent on negative pressure drainage ball and lead to the second outer check valve by interior, the air in negative pressure drainage ball is made to discharge from the second check valve and can not enter, when closedown first control valve, drainage tube is placed into and needs in the body cavity of drain, just body fluid can be drained in negative pressure drainage ball when negative pressure drainage ball is expanded time after shrinking and being discharged from the second check valve by air by negative pressure drainage ball, simplify operation, use more convenient.Finally, open the first control valve, just can by the Liquid transfer in negative pressure drainage ball in liquid storing bag.
Wherein, described drainage tube 1 leading section is provided with some drainage troughs 10 exposed, and the length direction of this drainage trough 10 is consistent with drainage tube, and with drainage tube inner space, this drainage tube structure can increase the drain contact area with wound surface, greatly improves drainage effect.
Be connected on described liquid storing bag 2, with described second connection tube 5 input be provided with the 3rd check valve 11, flow into after liquid storing bag at liquid and can prevent it from flowing backwards.
Described liquid storing bag 2 top is provided with air-vent 12, is provided with waterproof ventilated membrane 13 in this air-vent 12, flows into the air pressure balance keeping the inside and outside portion of liquid storing bag in liquid storing bag process at liquid.
Described liquid storing bag 2 top is provided with suppending hole 16, liquid storing bag 2 lateral marks is shown with metering scale 17, is provided with leakage fluid dram 14 bottom liquid storing bag 2, this leakage fluid dram 14 is provided with the second control valve 15, can discharge in time when liquid arrives certain volume in liquid storing bag, use more convenient.
Described drainage tube 1 is provided with development bar along its length, can be checked by X-ray and use by the particular location that drainage tube arrives safer.In addition, the fluid input port of described negative pressure drainage ball 3 is arranged side by side two, can replace flexibly once break down.
The foregoing is only preferred embodiments of the present invention, as long as the technical scheme realizing the object of the invention with basic same approach all belongs within protection scope of the present invention.
Claims (9)
1. a negative pressure drainage device, comprise drainage tube (1) and liquid storing bag (2), it is characterized in that: the fluid input port of a negative pressure drainage ball (3) is connected with described drainage tube (1) by the first connection tube (4), the fluid output port of negative pressure drainage ball (3) is connected with described liquid storing bag (2) by the second connection tube (5), fluid input port and the fluid output port of described negative pressure drainage ball (3) are separately positioned on it, bottom, the upper end of negative pressure drainage ball (3) is provided with steam vent (6), be provided with by leading to interior the first check valve (7) in described fluid input port outward, be provided with in described steam vent (6) and lead to outer the second check valve (8) by interior, described second connection tube (5) is provided with the first control valve (9).
2. negative pressure drainage device according to claim 1, is characterized in that: described drainage tube (1) leading section is provided with some drainage troughs (10) exposed, and the length direction of this drainage trough (10) is consistent with drainage tube, and with drainage tube inner space.
3. negative pressure drainage device according to claim 1 and 2, is characterized in that: described liquid storing bag (2) is upper, be connected with described second connection tube (5) input be provided with the 3rd check valve (11).
4. negative pressure drainage device according to claim 3, is characterized in that: described liquid storing bag (2) top is provided with air-vent (12), is provided with waterproof ventilated membrane (13) in this air-vent (12).
5. negative pressure drainage device according to claim 4, is characterized in that: described liquid storing bag (2) bottom is provided with leakage fluid dram (14), this leakage fluid dram (14) is provided with the second control valve (15).
6. negative pressure drainage device according to claim 5, is characterized in that: described liquid storing bag (2) top is provided with suppending hole (16).
7. negative pressure drainage device according to claim 6, is characterized in that: described liquid storing bag (2) lateral marks is shown with metering scale (17).
8. negative pressure drainage device according to any one of claim 1 to 7, is characterized in that: (1) is provided with development bar to described drainage tube along its length.
9. negative pressure drainage device according to any one of claim 1 to 7, is characterized in that: the fluid input port of described negative pressure drainage ball (3) is arranged side by side two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604769.4A CN104353140A (en) | 2014-10-30 | 2014-10-30 | Negative-pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604769.4A CN104353140A (en) | 2014-10-30 | 2014-10-30 | Negative-pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104353140A true CN104353140A (en) | 2015-02-18 |
Family
ID=52520511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410604769.4A Pending CN104353140A (en) | 2014-10-30 | 2014-10-30 | Negative-pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104353140A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106237402A (en) * | 2016-08-26 | 2016-12-21 | 江苏爱源医疗科技股份有限公司 | Medical grade silicon rubber negative pressure ball device |
| CN106540340A (en) * | 2015-09-16 | 2017-03-29 | 上海市浦东新区周浦医院 | Liquid transfer device and drain transporter |
| CN108671275A (en) * | 2018-04-09 | 2018-10-19 | 南通大学附属医院 | A kind of driven pressure reducer for gastrointestinal tract storage clothing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2621684Y (en) * | 2003-05-20 | 2004-06-30 | 汤健华 | Drainage device |
| CN2907685Y (en) * | 2006-03-28 | 2007-06-06 | 李凛 | Puncture type negative pressure drainage apparatus |
| CN103736197A (en) * | 2013-12-27 | 2014-04-23 | 张瑞飞 | Cross-shaped drainage tube |
| CN103961753A (en) * | 2014-05-08 | 2014-08-06 | 上海华护生物科技有限公司 | Newborn oral cavity drainage device |
-
2014
- 2014-10-30 CN CN201410604769.4A patent/CN104353140A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2621684Y (en) * | 2003-05-20 | 2004-06-30 | 汤健华 | Drainage device |
| CN2907685Y (en) * | 2006-03-28 | 2007-06-06 | 李凛 | Puncture type negative pressure drainage apparatus |
| CN103736197A (en) * | 2013-12-27 | 2014-04-23 | 张瑞飞 | Cross-shaped drainage tube |
| CN103961753A (en) * | 2014-05-08 | 2014-08-06 | 上海华护生物科技有限公司 | Newborn oral cavity drainage device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106540340A (en) * | 2015-09-16 | 2017-03-29 | 上海市浦东新区周浦医院 | Liquid transfer device and drain transporter |
| CN106237402A (en) * | 2016-08-26 | 2016-12-21 | 江苏爱源医疗科技股份有限公司 | Medical grade silicon rubber negative pressure ball device |
| CN108671275A (en) * | 2018-04-09 | 2018-10-19 | 南通大学附属医院 | A kind of driven pressure reducer for gastrointestinal tract storage clothing |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20150218 |