CN102580222A - High negative pressure non-clogging drainage tube - Google Patents
High negative pressure non-clogging drainage tube Download PDFInfo
- Publication number
- CN102580222A CN102580222A CN2012100298609A CN201210029860A CN102580222A CN 102580222 A CN102580222 A CN 102580222A CN 2012100298609 A CN2012100298609 A CN 2012100298609A CN 201210029860 A CN201210029860 A CN 201210029860A CN 102580222 A CN102580222 A CN 102580222A
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- Prior art keywords
- built
- drainage tube
- sleeve pipe
- tube
- negative pressure
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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
- A61M1/84—Drainage tubes; Aspiration tips
-
- 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
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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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgery (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a high negative pressure non-clogging drainage tube, which comprises an internal sleeve and an internal drainage tube; a plurality of sleeve drainage side holes are formed in the outer surface of the internal sleeve; a plurality of internal tube drainage slide holes are formed in the outer surface of the internal drainage tube; the internal sleeve is sleeved outside the internal drainage tube; the internal tube drainage holes are formed in the surface of the end part of the internal drainage tube, and the surface of the end part is covered with a filter layer; and the internal drainage tube can be detached from the interior of the internal sleeve. According to the invention, the filter layer is arranged on the internal drainage tube and the internal drainage tube can be changed, so that in suction in an enclosed high negative pressure environment, negative pressure is uniformly distributed on the surface of the filter layer through the filtration of the filter layer and the attenuated pressure to cause a to-be-drained object to enter a drainage bottle quickly, and the drainage tube is not easy to clog. The drainage tube, disclosed by the invention, is suitable for clinical medical treatment.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly a kind of high negative pressure does not have the obstruction drainage tube.
Background technology
External drainage is meant the mechanical measure of between human intracavity, organ, joint, tissue etc. and the external world, setting up the exploitation passage, and it is one of basic operation of surgery.Existing surgery mainly contains single chamber drainage tube and 2 kinds of two cover drainage tubes with drainage tube.
What drainage effect was best at present is the cover Tube Drain; A kind of ditube drainage pipe that utilizes lower negative pressure or gravity drainage principle is promptly arranged; Comprise placing the built-in sleeve pipe that plays cleaning action in the patient's body cavity, the extraneous pipe of built-in drainage tube, dosing kettle, dosing conduit and drain of drainage, built-in sleeve pipe outside built-in drainage tube, built-in sleeve pipe front opening or opening not; Built-in drainage tube front opening all has a plurality of drain side openings on the tube wall of two pipes; The dosing kettle constitutes by being with the front and rear that is connected together with removable interface; The dosing kettle is except two ends are equipped with coupling; Dosing kettle rear portion also has a nipple directly to be communicated with dosing kettle rear tab; Also with flushing and/or dosing interface, the front end coupling of dosing kettle is fixed in the rear end socket of built-in sleeve pipe at dosing kettle rear portion, terminates at behind the built-in drainage tube on the nipple at dosing kettle rear portion and with the extraneous pipe of the drain that is socketed in the rear end coupling of dosing kettle to be connected.
After operation, the ditube drainage end is placed the wound surface that needs drain, draw with suture from body surface and fix, the extraneous pipe of drain back termination negative pressure drainage device, suction pump or drainage bag etc.When connecing negative pressure drainage if desired, must open flushing seam opening, let air or flushing liquor get into official jargon and carry out wound surface flushing and drain.In the use, block, can change built-in drainage tube in order to prevent drainage tube.This pair sleeve pipe has postoperative to be imported drain, wound surface flushing, wound surface administration, prevents function such as built-in drainage tube obstruction; Be that present function is the most complete; State-of-the-art postoperative drainage pipe; But still there is following defective in it: 1) can not solve key " bottleneck " problem that influences drainage effect fully---drainage tube stops up (annotating: though built-in drainage tube can be changed, be enclosed within the outer built-in telescopic sleeve pipe conduction hole of built-in drainage tube and still can stop up); 2) when utilizing negative pressure initiatively during drain, the cover Tube Drain needs air or medicinal liquid constantly to get into by the drain district, forms lacuna easily in the part, has also increased in the air to such an extent that antibacterial gets into by the danger in drain district; 3) can only application of weight or lower negative pressure carry out drain, and the disadvantage of gravity and lower negative pressure drain is the untimely, not thorough of drain, also difficultly in the short time, eliminates residual dead space; 4) after drainage tube inserts human body and uses a period of time, form adhesion between drainage tube and the wound surface easily, be not easy to extract, and in withdrawal process, have the wound surface of initiation danger of bleeding.Drainage is the basic fundamental of surgery, use extremely wide, but owing to the case of above reason drain failure also happens occasionally.
Summary of the invention
The object of the invention; Be to provide a kind of high negative pressure not have the obstruction drainage tube, it can avoid built-in drainage tube and wound surface adhesion, and replaceable built-in drainage tube; Effectively solving drainage tube stops up; Can prevent that again antibacterial from getting into by the novel drainage tube in drain district, be applicable to that the patient exists surgical wound surface or body cavity to need the occasion of drain when carrying out the primary suture wound, and drain be in time thorough.
The solution that the present invention solves its technical problem is: a kind of high negative pressure does not have the obstruction drainage tube; Comprise that outer surface is provided with the built-in sleeve pipe of a plurality of cover Tube Drain side openings and the built-in drainage tube that outer surface is provided with a plurality of interior Tube Drain side openings; Built-in drainage tube is with built-in sleeve pipe outward; The end surface of Tube Drain side opening was enclosed with filter course in said built-in drainage tube was provided with, and built-in drainage tube can take apart in built-in sleeve pipe.
Further improvement as technique scheme; Also comprise built-in sleeve pipe coupling head; Said built-in sleeve pipe coupling head is provided with into water interface and intake interface, and said water inlet interface and intake interface are connected to the water inlet inlet channel that is arranged in the built-in sleeve pipe coupling head, and said water inlet inlet channel can connect with the water inlet inlet chamber on being arranged on built-in sleeve pipe; Also be provided with built-in back-off in the said built-in sleeve pipe coupling head, said built-in back-off is fastened on the catching groove of built-in drainage tube.
As the further improvement of technique scheme, said built-in drainage tube is provided with interior pipe, joint and prolongs pipe, said in the setting of Tube Drain side opening on inner pipe, said catching groove be arranged on joint with prolong manage between.
As the further improvement of technique scheme, said filter course is medical foam member or the net that has water penetration, water absorbing properties and do not have fibre shedding.
As the further improvement of technique scheme, cover Tube Drain side opening is a slotted hole, and is evenly distributed on the circumference of built-in telescopic cross section circle.
As the further improvement of technique scheme, said built-in sleeve pipe is the built-in sleeve pipe that anticoagulant was handled, and built-in casing joint is the built-in casing joint that anticoagulant was handled, and prolongs the prolongation pipe that pipe was handled for anticoagulant; Said built-in ferrule mark has the graduation mark of radiography line and mark lengths width.
The invention has the beneficial effects as follows: the present invention is through being provided with filter course and built-in drainage tube is replaceable on built-in drainage tube; So when closed high negative pressure attracts; Filtration and decay pressure through filter course; Negative pressure is uniformly distributed in the filter course surface; So: 1) neither can suck bulk tissue such as omentum majus, enteric cavity through the drainage tube side opening and cause pipe obstruction, also avoid high negative pressure to directly act on complication such as internal organs such as the intestines and stomach, liver or viscera perforation, necrosis, wound surface that the operating field soft tissue caused are hemorrhage; 2) wash and not too hard bulk drain are being cut apart under the high negative effect, are being become graininess after moulding; Through getting into built-in drainage tube behind the filter course; By rapid negative suction bottle; The harder bulk that might the stop up drainage tube material that comes off then is filtered layer and stops that be attached to the filter course surface, drainage tube is difficult for stopping up.
Built-in sleeve pipe coupling head connects built-in sleeve pipe and built-in drainage tube, and forms the system of a complete closed, effectively avoids wound face to contact with extraneous, does not more have air admission drain district, has avoided problems such as operation or traumatic surface retrograde infection.
Filter course is medical foam member or the net that has water penetration, water absorbing properties and do not have fibre shedding; Fully expand in this filter course suction back; Can reach to fill and be located at built-in telescopic slotted hole; Can stop and cut apart, mouldingly treat the drain material, and make the drain material under high negative pressure, get into drainage bottle rapidly, reach the effect of the interior wound surface dead space of abundant drain and closed shape.When finding that drainage tube has the obstruction possibility; When need changing built-in drainage tube; Under built-in sleeve pipe buffer action; Avoid the adhesion between medical foam member or net and the wound surface, thereby alleviated filter course and wound face bonding and cause patient's painful when changing built-in drainage tube or cause that wound surface is hemorrhage maybe.When extracting built-in drainage tube; Medical foam member or net with cause extract after drain that drainage tube stops up etc. separates from built-in telescopic slotted hole external; So, separate between cover Tube Drain side opening and the wound surface, reached the built-in telescopic purpose of thorough mediation; Behind the built-in drainage tube that more renews, the whole piece drainage tube reaches does not have the target of stopping up.
The present invention can be used as drainage tube and is applicable in the clinical treatment.
Description of drawings
Below in conjunction with accompanying drawing and instance the present invention is further described.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the figure that partly cuts open of the present invention;
Fig. 3 is the structural representation of the built-in drainage tube among the present invention;
Fig. 4 is the built-in telescopic structural representation among the present invention;
Fig. 5 is the built-in telescopic structural representation among the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, specify the application of the present invention's drain after operation.
With reference to Fig. 1～Fig. 5; A kind of high negative pressure does not have the obstruction drainage tube; Comprise that outer surface is provided with the built-in sleeve pipe 1 of a plurality of cover Tube Drain side openings 11 and the built-in drainage tube 2 that outer surface is provided with a plurality of interior Tube Drain side openings, be with built-in sleeve pipe 1 outside the built-in drainage tube 2, the end surface of Tube Drain side opening was enclosed with filter course 6 in said built-in drainage tube 2 was provided with; This filter course is fixed on the built-in drainage tube 2 with flexible fastening cover 13, and built-in drainage tube 2 can take apart in built-in sleeve pipe 1.
Through on built-in drainage tube 2, filter course 6 being set and built-in drainage tube 2 is replaceable; So when closed high negative pressure attracts; Filtration and decay pressure through filter course 6; Negative pressure is uniformly distributed in filter course 6 surfaces, so: 1) neither can suck bulk tissue such as omentum majus, enteric cavity through the drainage tube side opening and cause pipe obstruction, also avoid high negative pressure to directly act on complication such as internal organs such as the intestines and stomach, liver or viscera perforation, necrosis, wound surface that the operating field soft tissue caused are hemorrhage; 2) wash and not too hard bulk drain are being cut apart under the high negative effect, are being become graininess after moulding; Get into built-in drainage tube 2 through filter course 6 backs; By rapid negative suction bottle; The harder bulk that might the stop up drainage tube material that comes off then is filtered layer 6 and stops that be attached to filter course 6 surfaces, drainage tube is difficult for stopping up.
Further as preferred embodiment; Also comprise built-in sleeve pipe coupling head 3; Said built-in sleeve pipe coupling head 3 is provided with into water interface 4 and intake interface 5; Said water inlet interface 4 is connected to the water inlet inlet channel 15 that is arranged in the built-in sleeve pipe coupling head 3 with intake interface 5; Said water inlet inlet channel 15 can connect with the water inlet inlet chamber 14 on being arranged on built-in sleeve pipe 1, also is provided with built-in back-off 12 in the said built-in sleeve pipe coupling head 3, and said built-in back-off 12 is fastened on the catching groove 10 of built-in drainage tube 2.
Built-in sleeve pipe coupling head 3 connects built-in sleeve pipe 1 and built-in drainage tube 2; And form the system of a complete closed, can feed gas or/and liquid from water inlet interface 4 and intake interface 5 to the space of sealing as required; Make and treat that the drain material is being cut apart under the high negative effect, become graininess after moulding; Get into built-in drainage tube through filter course 6 backs, realize quick drainage, and effectively avoid wound face to contact with extraneous; More do not have air admission drain district, avoided problems such as operation or traumatic surface retrograde infection.
Further as preferred embodiment, pipe 7, joint 8 and prolongation pipe 9 prolonged pipe 9 and are attached to drainage bottle in said built-in drainage tube 2 was provided with.On the pipe 7, said catching groove 10 was arranged on joint 8 and prolongs 9 of pipes, has strengthened the connective stability of 1 of built-in drainage tube 2 and built-in sleeve pipe in interior Tube Drain side opening was arranged on.
Further as preferred embodiment, said filter course 6 is for having water penetration, water absorbing properties and not having the medical foam member or the net of fibre shedding, and this medical foam member or net water penetration are strong, good water absorption and do not have fibre shedding.
Further as preferred embodiment, cover Tube Drain side opening 11 be a slotted hole, and said slotted hole is evenly distributed on the circumference of the cross section of built-in sleeve pipe 1 justifying, and the preferred slotted hole of the present invention is that U type hole describes.Those of ordinary skill in the art can also make all equivalent modifications or replacement to the shape of slotted hole under the prerequisite of spirit of the present invention, modification that these are equal to or replacement all are included in the application's claim institute restricted portion.
Filter course is that water penetration is strong, water absorbing properties good and does not have the medical foam member or the net of fibre shedding; Fully expand in this filter course suction back; Can reach and fill the U type hole that is located at built-in sleeve pipe 1; Can stop and cut apart, mouldingly treat the drain material, and make the drain material under high negative pressure, get into drainage bottle rapidly, reach the effect of the interior wound surface dead space of abundant drain and closed shape.When finding that drainage tube has the obstruction possibility; When need changing built-in drainage tube 2; Under built-in sleeve pipe 1 buffer action; Avoid the adhesion between medical foam member or net and the wound surface, thereby alleviated filter course and wound face bonding and cause patient's painful when changing built-in drainage tube 2 or cause that wound surface is hemorrhage maybe.When extracting built-in drainage tube 2; Medical foam member or net with cause extract after drain that drainage tube stops up etc. separates from the U type hole of built-in sleeve pipe 1 external; So, separate between cover Tube Drain side opening 11 and the wound surface, reached the purpose of the built-in sleeve pipe 1 of thorough mediation; Behind the built-in drainage tube 2 that more renews, the whole piece drainage tube reaches does not have the target of stopping up.When pulling out built-in drainage tube 2 outward, can the water in medical foam member or the net be extruded, it is separated with wound face easily, alleviate filter course and wound face bonding and cause the misery of patient when changing built-in drainage tube 2.
Further as preferred embodiment, the built-in sleeve pipe that said built-in sleeve pipe 1 was handled for anticoagulant, the 9 prolongation pipes handled for anticoagulant are managed in the built-in casing joint that built-in casing joint 3 was handled for anticoagulant, prolongation; Said built-in sleeve pipe 1 is marked with the graduation mark of radiography line and mark lengths width.
More than be that preferred embodiments of the present invention is specified; But the invention is not limited to said embodiment; Those of ordinary skill in the art also can make all equivalent modifications or replacement under the prerequisite of spirit of the present invention, modification that these are equal to or replacement all are included in the application's claim institute restricted portion.
Claims (6)
1. a high negative pressure does not have the obstruction drainage tube; Comprise that outer surface is provided with the built-in sleeve pipe (1) of a plurality of cover Tube Drain side openings (11) and the built-in drainage tube (2) that outer surface is provided with a plurality of interior Tube Drain side openings; The outer built-in sleeve pipe (1) that is with of built-in drainage tube (2); It is characterized in that: the end surface of Tube Drain side opening was enclosed with filter course (6) in said built-in drainage tube (2) was provided with, and built-in drainage tube (2) can take apart in built-in sleeve pipe (1).
2. high negative pressure according to claim 1 does not have the obstruction drainage tube; It is characterized in that: also comprise built-in sleeve pipe coupling head (3); Said built-in sleeve pipe coupling head is provided with into water interface (4) and intake interface (5); Said water inlet interface (4) and intake interface (5) are connected to the water inlet inlet channel (15) that is arranged in the built-in sleeve pipe coupling head (3); Said water inlet inlet channel (15) can connect with the water inlet inlet chamber (14) on being arranged on built-in sleeve pipe (1), also is provided with built-in back-off (12) in the said built-in sleeve pipe coupling head (3), and said built-in back-off (12) is fastened on the catching groove (10) of built-in drainage tube (2).
3. high negative pressure according to claim 2 does not have the obstruction drainage tube; It is characterized in that: said built-in drainage tube (2) is provided with interior pipe (7), joint (8) and prolongs pipe (9); Interior Tube Drain side opening is arranged on the interior pipe (7), and said catching groove (10) is arranged on joint (8) and prolongs between pipe (9).
4. do not have the obstruction drainage tube according to claim 1,2 or 3 described high negative pressures, it is characterized in that: said filter course (6) is medical foam member or the net that has water penetration, water absorbing properties and do not have fibre shedding.
5. high negative pressure according to claim 4 does not have the obstruction drainage tube, it is characterized in that: cover Tube Drain side opening (11) be a slotted hole, and is evenly distributed on the circumference of the cross section of built-in sleeve pipe (1) justifying.
6. high negative pressure according to claim 5 does not have the obstruction drainage tube; It is characterized in that: the built-in sleeve pipe that said built-in sleeve pipe (1) was handled for anticoagulant; The built-in casing joint that built-in casing joint (3) was handled for anticoagulant prolongs the prolongation pipe that pipe (9) was handled for anticoagulant; Said built-in sleeve pipe (1) is marked with the graduation mark of radiography line and mark lengths width.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100298609A CN102580222A (en) | 2012-02-10 | 2012-02-10 | High negative pressure non-clogging drainage tube |
| PCT/CN2013/070499 WO2013117121A1 (en) | 2012-02-10 | 2013-01-16 | Non-clogging drainage tube with high negative pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100298609A CN102580222A (en) | 2012-02-10 | 2012-02-10 | High negative pressure non-clogging drainage tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102580222A true CN102580222A (en) | 2012-07-18 |
Family
ID=46469800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100298609A Pending CN102580222A (en) | 2012-02-10 | 2012-02-10 | High negative pressure non-clogging drainage tube |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102580222A (en) |
| WO (1) | WO2013117121A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071231A (en) * | 2013-01-25 | 2013-05-01 | 南京大学 | Medical double-sleeve drainage tube |
| WO2013117121A1 (en) * | 2012-02-10 | 2013-08-15 | Zhu Xinsheng | Non-clogging drainage tube with high negative pressure |
| CN103418073A (en) * | 2013-07-25 | 2013-12-04 | 宋清强 | Medical drainage tube |
| CN106669009A (en) * | 2017-02-17 | 2017-05-17 | 广州市第人民医院 | Drainage tube, drainage device and method for preventing blockage of drainage tube |
| CN109200442A (en) * | 2018-09-21 | 2019-01-15 | 河南省人民医院 | Detachable multifunctional peritoneal cavity drainage tube |
| CN111714711A (en) * | 2020-06-15 | 2020-09-29 | 杭州市第三人民医院 | Bladder emptier |
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| CN105920719A (en) * | 2016-05-20 | 2016-09-07 | 朱林涛 | Novel T-type drainage tube set |
| CN107998466A (en) * | 2017-12-07 | 2018-05-08 | 贵州利美康外科医院股份有限公司 | A kind of method and its depression drainage device for promoting augmentation rhinoplasty fast quick-recovery after performing the operation |
| CN109464712A (en) * | 2018-10-31 | 2019-03-15 | 赵亮 | Anti-blocking operation vacuum extractor connector with buffering filtering anti-back suction function |
| CN114984442B (en) * | 2022-06-17 | 2024-01-30 | 深圳市迈威生物科技有限公司 | Quick connector and connector assembly |
| CN117329898A (en) * | 2023-10-26 | 2024-01-02 | 国电投重庆能源研究院有限公司 | Stacked bed and exothermic process for stacked bed |
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| CN2225250Y (en) * | 1995-06-23 | 1996-04-24 | 朱士兴 | Disposable medical multifunction funnel type suction bag |
| CN2239811Y (en) * | 1996-02-29 | 1996-11-13 | 杨少伟 | Medical hollow cigarette-type drain |
| CN101297983A (en) * | 2008-05-26 | 2008-11-05 | 朱新生 | High negative-pressure zero collection drainage tube |
| CN102218189A (en) * | 2011-06-13 | 2011-10-19 | 朱新生 | Special-purposed flexible cushion for negative pressure treatment |
| CN202113478U (en) * | 2011-06-13 | 2012-01-18 | 朱新生 | Special soft cushion for negative pressure treatment |
| CN202490311U (en) * | 2012-02-10 | 2012-10-17 | 朱新生 | High-negative-pressure blockage-free drainage tube |
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| US6299593B1 (en) * | 2000-03-03 | 2001-10-09 | Akio Wakabayashi | Double and multiple lumen chest drainage tube |
| CN2476306Y (en) * | 2001-04-03 | 2002-02-13 | 闵远清 | Y-shape double-cavity drainage-tube for surgical drainage |
| WO2007143179A2 (en) * | 2006-06-02 | 2007-12-13 | Bengtson Bradley P | Assemblies, systems, and methods for vacuum assisted internal drainage during wound healing |
| CN102580222A (en) * | 2012-02-10 | 2012-07-18 | 朱新生 | High negative pressure non-clogging drainage tube |
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2012
- 2012-02-10 CN CN2012100298609A patent/CN102580222A/en active Pending
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2013
- 2013-01-16 WO PCT/CN2013/070499 patent/WO2013117121A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2225250Y (en) * | 1995-06-23 | 1996-04-24 | 朱士兴 | Disposable medical multifunction funnel type suction bag |
| CN2239811Y (en) * | 1996-02-29 | 1996-11-13 | 杨少伟 | Medical hollow cigarette-type drain |
| CN101297983A (en) * | 2008-05-26 | 2008-11-05 | 朱新生 | High negative-pressure zero collection drainage tube |
| CN102218189A (en) * | 2011-06-13 | 2011-10-19 | 朱新生 | Special-purposed flexible cushion for negative pressure treatment |
| CN202113478U (en) * | 2011-06-13 | 2012-01-18 | 朱新生 | Special soft cushion for negative pressure treatment |
| CN202490311U (en) * | 2012-02-10 | 2012-10-17 | 朱新生 | High-negative-pressure blockage-free drainage tube |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013117121A1 (en) * | 2012-02-10 | 2013-08-15 | Zhu Xinsheng | Non-clogging drainage tube with high negative pressure |
| CN103071231A (en) * | 2013-01-25 | 2013-05-01 | 南京大学 | Medical double-sleeve drainage tube |
| CN103418073A (en) * | 2013-07-25 | 2013-12-04 | 宋清强 | Medical drainage tube |
| CN106669009A (en) * | 2017-02-17 | 2017-05-17 | 广州市第人民医院 | Drainage tube, drainage device and method for preventing blockage of drainage tube |
| CN109200442A (en) * | 2018-09-21 | 2019-01-15 | 河南省人民医院 | Detachable multifunctional peritoneal cavity drainage tube |
| CN111714711A (en) * | 2020-06-15 | 2020-09-29 | 杭州市第三人民医院 | Bladder emptier |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013117121A1 (en) | 2013-08-15 |
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Application publication date: 20120718 |