CN108434581A - A kind of ditube drainage device - Google Patents
A kind of ditube drainage device Download PDFInfo
- Publication number
- CN108434581A CN108434581A CN201810380290.5A CN201810380290A CN108434581A CN 108434581 A CN108434581 A CN 108434581A CN 201810380290 A CN201810380290 A CN 201810380290A CN 108434581 A CN108434581 A CN 108434581A
- Authority
- CN
- China
- Prior art keywords
- tube
- block clearing
- inner core
- drainage
- outer tube
- 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
Links
Classifications
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
- A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of ditube drainage devices, by the way that block clearing structure is arranged in inner core tube front end, by extracting inner core tube removing tamper to outside after being blocked in double-jacket tube, on the one hand the purpose of block clearing is realized, on the other hand without extracting double-jacket tube, drainage effect is kept, patient's secondary insult is reduced, increases the cure rate of patient.And using when only need an outer tube that the purpose of drainage for a long time can be completed, reduce the workload of cost and medical staff repeatedly replaced.
Description
Technical field
The invention belongs to medical drainage tube structure-design technique fields, and in particular to a kind of ditube drainage device.
Background technology
Intestinal fistula refers between intestinal tube, intestinal tube and other organs or pathologic channel occurs in vitro, causes intestinal contents stream
Go out enteric cavity, causes a series of pathophysiological changes such as infection, fluid loss, malnutrition and organ dysfunction.The trouble of intestinal fistula
If person fails timely processing, serious abdominal cavity infection is often had.Because intestinal juice contains bile and is activated in the presence of intestinal fistula
Digestive ferment, corrosivity is stronger, therefore such as cannot reasonably drain in time, be easy to cause serious consequence, therefore effective abdominal cavity
Drainage is necessary means.
Intraperitoneal drainage at this stage mainly uses multitude's formula double-jacket tube, double-jacket tube to be acted on intraperitoneal or sense by internal negative pressure
It contaminates external at the liquid drainage in time of intracavitary.In addition, in the treatment that related complication is performed the operation in infection of incisional wound etc., double-jacket tube
To play its unique advantage, therefore, the life of countless patients with intestinal fistula has been saved in the appearance of multitude's formula double-jacket tube.
Currently, although double-jacket tube can realize that the purpose drained in time, the clinical application of double-jacket tube be not extensive.It is first
First, the more demanding and daily maintenance of qualified double-jacket tube making is more difficult, clinically finds that maximum problem is double-jacket tube
It blocks, due to long-term vacuum suction, the slough etc. around drainage tube usually blocks tube core, causes inadequate drainage, then
It causes the effect of drainage undesirable or even aggravates the diffusion of abdominal cavity infection, and the current clinical processing of such case is mostly to pull out
The double-jacket tube that more renews after double-jacket tube carries out negative-pressure irrigation and drainage, but reappose double-jacket tube due to not under direct-view into
Row, or since fistula road is not fully developed, very possible position is deviateed when placing again, and drainage effect is caused to be paid no attention to
Think, and causes patient's secondary insult and pain.
Therefore, in view of problem above, it is necessary to a kind of device that can prevent double-jacket tube from blocking is proposed, to maintain double sets
The drainage location of pipe keeps drainage effect, increases the cure rate of patient, reduces death rate etc., there is prodigious advantage.
Invention content
In view of this, the present invention provides a kind of ditube drainage device, by the way that block clearing structure is arranged in inner core tube front end,
By extracting inner core tube removing tamper to outside after being blocked in double-jacket tube, on the one hand the purpose of realization block clearing, another
Aspect keeps drainage effect, reduces patient's secondary insult, increase the cure rate of patient without extracting double-jacket tube.
A kind of ditube drainage device that purpose according to the present invention proposes, including outer tube and inner core tube, the housing
Drainage lumens are formed between pipe and the inner core tube, are fixedly installed to be useful for removing on one end that the inner core tube is inserted into outer tube and be drawn
The block clearing structure of intracavitary tamper is flowed, the block clearing structure setting is on the periphery of the inner core tube.
Preferably, the block clearing structure is scraper, and is arranged within one week around inner core tube.
Preferably, when drainage, the inner core tube is inserted into the bottom of the outer tube, and the block clearing structure is located at outer tube
Bottom position and contacted with outer tube, block clearing structure be and the matched arcuate structure of outer sleeve bottom shape.
Preferably, when drainage, the one end of the outer tube is placed in vivo, which offers conduction hole, the drainage
Pore size distribution is on the periphery of outer tube, and quantity gradually decreases conduction hole from inside to outside.
Preferably, the inner core tube front end offers several side openings at the block clearing structure, and the side opening connection is drawn
Chamber and inner core tube are flowed, to realize negative pressure in drainage lumens.
Preferably, the inner core tube includes the stereoplasm tube and hose being connected with each other, and described stereoplasm tube one end is inserted into described
In outer tube, the other end stretches out the outer tube, and the block clearing structure is the hard structure being fixedly connected with the stereoplasm tube.
Preferably, the periphery of the block clearing structure be a circular configuration, have a diameter larger than or equal to outer tube internal diameter, institute
It states and is fitted close between block clearing structure and the outer tube.
Preferably, the outer rim of the block clearing structure is provided with a circle flexible glue circle, with the movement of inner core tube, flexible glue circle be in
It is preceding or tilt backwards state, it is in close contact between the flexible glue circle and the outer sleeve inner wall.
Preferably, the block clearing structure is reticular structure, and when block clearing, solid tissue is expelled to housing with the movement of block clearing structure
On the outside of pipe, liquid is leaked to from mesh in drainage lumens.
Preferably, a weep pipe for connecing physiological saline, the front end of the weep pipe are provided on the outside of the outer tube
Extend to the outer sleeve bottom.
Compared with prior art, the advantages of ditube drainage device disclosed by the invention, is：
By the way that block clearing structure is arranged in inner core tube front end, by extracting inner core tube with by tamper after being blocked in double-jacket tube
It removes to outside, on the one hand realizes the purpose of block clearing, be on the other hand not necessarily to extract double-jacket tube, keep drainage effect, reduce patient
Secondary insult increases the cure rate of patient.
The drainage device is easy to operate, does not need special nursing, and cost is low, easy to spread universal.
And using when only need an outer tube that the purpose of drainage for a long time can be completed, reduce the cost repeatedly replaced and doctor
The workload of shield personnel.Inner core tube disinfection Reusability capable of washing.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art, can be with root under the premise of not going out creative work
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of double-jacket tube disclosed by the invention.
Fig. 2 is the structural schematic diagram of inner core tube in embodiment 1.
Fig. 3 is structural schematic diagram when double-jacket tube blocks.
Fig. 4 is the structural schematic diagram of inner core tube in embodiment 2.
The title of the corresponding component representated by number or letter in figure：
1, outer tube 11, drainage lumens 12, conduction hole 2, inner core tube 21, block clearing structure 22, side opening 23, flexible glue circle 3, weep pipe
Specific implementation mode
Just as described in the background section, double-jacket tube in traditional technology is due to long-term vacuum suction, around drainage tube
Slough etc. usually block tube core, cause inadequate drainage, need to pull out the double-jacket tube more renewed after double-jacket tube and carry out negative pressure
It rinses and drains, drainage effect is undesirable, and causes patient's secondary insult and pain.
The present invention is directed to deficiency in the prior art, a kind of ditube drainage device is provided, by inner core tube front end
Block clearing structure is set, by extracting inner core tube removing tamper to outside after being blocked in double-jacket tube, is on the one hand realized clear
On the other hand stifled purpose is not necessarily to extract double-jacket tube, keeps drainage effect, reduce patient's secondary insult, increase the healing of patient
Rate.
Technical scheme of the present invention will be clearly and completely described by specific implementation mode below.Obviously, it is retouched
The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without creative efforts, belongs to the present invention
The range of protection.
Embodiment 1
Please also refer to Fig. 1 and Fig. 2, as shown, a kind of ditube drainage device, including outer tube 1 and inner core tube 2,
Drainage lumens 11 are formed between outer tube 1 and inner core tube 2, the fore-end insertion of outer tube 1 is intraperitoneal, is located on intraperitoneal part
Several conduction holes 12 are offered, inner core tube front end is provided with side opening, and inner core tube one terminates negative pressure device, passes through the work of negative pressure device
With the negative pressure formed in drainage lumens, intestinal juice flows out to outside after entering in drainage lumens by conduction hole 12.
The front end fixed setting of inner core tube 2 is useful for removing the block clearing structure 21 of tamper in drainage lumens 11, block clearing structure
21 are set on the periphery of inner core tube 2.After draining for a long time, when 11 inside of drainage lumens blocks, by extracting inner core tube 2 outward,
Inner core tube 2 drives the movement of block clearing structure synchronization, block clearing structure to take tamper to outside out of.
Further, in order to disposably remove internal tamper, therefore block clearing structure is arranged for one week around inner core tube, and
So that the edge of block clearing structure 21 is contacted with 1 inner wall of outer tube, the purpose for thoroughly removing internal tamper is realized.It is preferred that block clearing knot
The periphery of structure is a circular configuration, have a diameter larger than or equal to outer tube internal diameter so that it is close between block clearing structure and outer tube
Cooperation.
Block clearing structure is preferably scraper, and block clearing structure is located at the bottom position of outer tube and is contacted with outer tube, block clearing
Structural base be with the matched arcuate structure of outer sleeve bottom shape, when drainage, block clearing structure is located at the bottom of outer tube, and court
Outside jacket exterior setting, is discharged convenient for concentrating tamper.Block clearing structure is alternatively planar structure in other embodiment, whole
In the disc-shaped structure to match with outer tube madial wall, specific constructive form is not limited.
Further, outer tube 1 is located at intraperitoneal part and offers conduction hole 12, and conduction hole 12 is distributed in outer tube 1
Periphery on, quantity gradually decreases conduction hole from inside to outside.Setting makes outer tube more close to bottom side conduction hole in this way,
Top conduction hole negligible amounts can extend the service life of outer tube under the degree equally blocked, reduce block clearing number.
Further, the side opening 22 of inner core tube 2 is generally arranged at front position, is difficult to after being blocked in this way in drainage lumens
Negative pressure is formed, therefore, to solve the problems, such as this, side opening is opened up on one end that can also be far from block clearing structure 21 in inner core tube 1, preceding
In the case of the hole plug of end side, by rear end side opening to form negative pressure, extends the service life of inner core tube, reduce block clearing number.
Further, inner core tube 2 includes the stereoplasm tube being connected with each other and hose (not shown), and stereoplasm tube one end is inserted into outer
In casing 1, the other end stretches out outer tube, and block clearing structure 21 is the hard structure being fixedly connected with stereoplasm tube.By to inner core tube
Material be defined, using the tougher material of quality, facilitate inner core tube is smoothly extracted with place, it is easy to operate.This reality
Preferred block clearing structure in example is applied to be integrally formed with stereoplasm tube, it is simple in structure.In other embodiment can also separately formed inner core tube with
Block clearing structure is fixedly connected in traditional inner core tube by block clearing structure, machine-shaping and easy to operate, convenient for reasonable
Change and utilizes conventional apparatuses and equipments.
In addition, 1 outside of outer tube is provided with a weep pipe 3 for connecing physiological saline, the front end of weep pipe 3 extends to outside
1 bottom of casing.By weep pipe it is lasting connect normal saline flushing, ensure patient health.
Specifically, the double-jacket tube in the present invention is made of three parts, with multiple conduction holes 12, the closed housing in one end
Pipe 1, the inner core tube 2 with vacuum suction function and the weep pipe 3 on the outside of outer tube form, and physiological saline punching is connect by lasting
Wash and connect the purpose that intestinal juice continuous drainage is realized in vacuum suction.When occurring attracting unsmooth, by slough in 1 inner cavity of outer tube
Deng blocking pipeline, inner core tube 2 can be extracted, but 1 position of outer tube is fixed, the block clearing structure on 2 head of inner core tube can be passed through
Sundries in drainage lumens 11 is struck off and is taken out of drainage lumens by 21, only need to by after 2 cleaning and sterilizing of inner core tube or the inner core tube more renewed just
It can continue irrigation and drainage, it is not necessary to double-jacket tube entirely be pulled out, reduce the pain and wound of patient, drainage tube will not be changed
Position.
The present apparatus has different thicknesses, length model, can also carry out length to pipeline according to the depth that need to drain place
Trimming；Tube wall is not smooth coarse, will not cause the wound of surrounding tissue, will not cause rejection.
Embodiment 2
As shown in figure 4, remaining is same as Example 1, difference with the outer rim of block clearing structure 21 is provided with a circle flexible glue
Circle 23, with the movement of inner core tube, flexible glue circle closely connects in state is tilted forward or backward between flexible glue circle and outer sleeve inner wall
It touches.Block clearing structure and effectively contacting between outer sleeve inner wall are on the one hand realized by the way that flexible glue circle is arranged, and improve cleaning effect.It is another
Aspect, when block clearing structure moves, due to the presence of conduction hole, block clearing structure, which is moved at conduction hole, very likely deviates center
It is caught at conduction hole.Therefore, by the way that flexible glue circle is arranged in block clearing structural edge, when conduction hole stops, flexible glue circle is force-applied
Deformation is generated, consequently facilitating the movement of inner core tube and block clearing structure, ensures that block clearing is smooth.Flexible glue circle can also realize block clearing knot simultaneously
Close contact between structure and outer tube, cleaning are more thorough.
Embodiment 3
Remaining is same as Example 1, the difference is that, block clearing structure is reticular structure, and when block clearing, solid tissue is with clear
The movement of bridging structure is expelled to 1 outside of outer tube, and liquid is leaked to from mesh in drainage lumens, is drained to outside.It is taken out by inner core tube
After going out, due to gravity or certain suction function, still has partially liq and enter in drainage lumens 11 from conduction hole, according to solid
Block clearing structure the liquid that is not discharged in time of inside is easily pushed into housing when inner core tube to be placed in outer tube again
Bottom of the tube, and accumulate for a long time, the liquid that can not thoroughly drain in this way gathers for a long time, is easy to influence the rehabilitation of patient, simultaneously
Influence drainage effect.Therefore, the problem is can avoid by using netted block clearing structure, improves drainage effect.
To sum up, the invention discloses a kind of ditube drainage devices, by the way that block clearing structure is arranged in inner core tube front end, double
By extracting inner core tube removing tamper to outside after being blocked in casing, the purpose of block clearing is on the one hand realized, on the other hand
Without extracting double-jacket tube, drainage effect is kept, patient's secondary insult is reduced, increases the cure rate of patient.
The device is easy to operate, does not need special nursing, and cost is low, easy to spread universal.
And using when only need an outer tube that the purpose of drainage for a long time can be completed, reduce the cost repeatedly replaced and doctor
The workload of shield personnel.Inner core disinfection Reusability capable of washing.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of ditube drainage device, which is characterized in that including outer tube and inner core tube, the outer tube and the inner core tube
Between form drainage lumens, on one end that the inner core tube is inserted into outer tube fixed setting be useful for removing tamper in drainage lumens
Block clearing structure, the block clearing structure setting is on the periphery of the inner core tube.
2. ditube drainage device according to claim 1, which is characterized in that the block clearing structure is scraper, and around interior
Core pipe is arranged for one week.
3. ditube drainage device according to claim 1, which is characterized in that when drainage, the inner core tube is inserted into institute
State the bottom of outer tube, the block clearing structure is located at the bottom position of outer tube and is contacted with outer tube, block clearing structure be with
The matched arcuate structure of outer sleeve bottom shape.
4. ditube drainage device according to claim 1, which is characterized in that when drainage, the one end of the outer tube
It is placed in vivo, which offers conduction hole, and the conduction hole is distributed on the periphery of outer tube, conduction hole quantity from inside to outside
It gradually decreases.
5. ditube drainage device according to claim 1, which is characterized in that the inner core tube front end is close to the block clearing
Several side openings, the side opening connection drainage lumens and inner core tube are offered at structure, to realize negative pressure in drainage lumens.
6. ditube drainage device according to claim 1, which is characterized in that the inner core tube includes the hard of interconnection
Matter pipe and hose, described stereoplasm tube one end are inserted into the outer tube, and the other end stretches out the outer tube, the block clearing structure
For the hard structure being fixedly connected with the stereoplasm tube.
7. ditube drainage device according to claim 1, which is characterized in that the periphery of the block clearing structure is one round
Structure, have a diameter larger than or equal to outer tube internal diameter, be fitted close between the block clearing structure and the outer tube.
8. according to claim 1-7 any one of them ditube drainage devices, which is characterized in that the outer rim of the block clearing structure
Be provided with a circle flexible glue circle, with the movement of inner core tube, flexible glue circle in tilting forward or backward state, the flexible glue circle with it is described
It is in close contact between outer sleeve inner wall.
9. according to claim 1-7 any one of them ditube drainage devices, which is characterized in that the block clearing structure is netted
Structure, when block clearing, solid tissue is expelled to the movement of block clearing structure on the outside of outer tube, and liquid is leaked to from mesh in drainage lumens.
10. according to claim 1-7 any one of them ditube drainage devices, which is characterized in that set on the outside of the outer tube
It is equipped with a weep pipe for connecing physiological saline, the front end of the weep pipe extends to the outer sleeve bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810380290.5A CN108434581A (en) | 2018-04-25 | 2018-04-25 | A kind of ditube drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810380290.5A CN108434581A (en) | 2018-04-25 | 2018-04-25 | A kind of ditube drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108434581A true CN108434581A (en) | 2018-08-24 |
Family
ID=63201012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810380290.5A Pending CN108434581A (en) | 2018-04-25 | 2018-04-25 | A kind of ditube drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108434581A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109260574A (en) * | 2018-11-22 | 2019-01-25 | 上海市东方医院 | Nose gallbladder pancreas inside-and-outside drainage and nose gallbladder drainage tube embedded device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090264833A1 (en) * | 2008-01-25 | 2009-10-22 | Clear Catheter Systems, Llc | Methods and Devices to Clear Obstructions from Medical Tubes |
| CN201379886Y (en) * | 2008-11-27 | 2010-01-13 | 郭兵 | Anti-blocking surgical drainage pipe |
| CN203090204U (en) * | 2013-03-08 | 2013-07-31 | 中国人民解放军南京军区南京总医院 | Two-cavity negative pressure drainage tube |
| CN104274868A (en) * | 2013-07-11 | 2015-01-14 | 宁波市海曙思力德贸易有限公司 | Drainage set |
| CN205814840U (en) * | 2016-04-29 | 2016-12-21 | 复旦大学附属上海市第五人民医院 | A kind of bladder blood block pulverizes drainage tube |
| CN205964663U (en) * | 2016-05-20 | 2017-02-22 | 中国人民解放军第二军医大学 | Drainage tube of device is dredged in area |
| CN206261874U (en) * | 2016-07-22 | 2017-06-20 | 成都嘉宝祥生物科技有限公司 | A kind of catheter of leakproof |
| CN206910577U (en) * | 2016-12-27 | 2018-01-23 | 西安品质信息科技有限公司 | Drainage wash two-chamber integral tube |
-
2018
- 2018-04-25 CN CN201810380290.5A patent/CN108434581A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090264833A1 (en) * | 2008-01-25 | 2009-10-22 | Clear Catheter Systems, Llc | Methods and Devices to Clear Obstructions from Medical Tubes |
| CN201379886Y (en) * | 2008-11-27 | 2010-01-13 | 郭兵 | Anti-blocking surgical drainage pipe |
| CN203090204U (en) * | 2013-03-08 | 2013-07-31 | 中国人民解放军南京军区南京总医院 | Two-cavity negative pressure drainage tube |
| CN104274868A (en) * | 2013-07-11 | 2015-01-14 | 宁波市海曙思力德贸易有限公司 | Drainage set |
| CN205814840U (en) * | 2016-04-29 | 2016-12-21 | 复旦大学附属上海市第五人民医院 | A kind of bladder blood block pulverizes drainage tube |
| CN205964663U (en) * | 2016-05-20 | 2017-02-22 | 中国人民解放军第二军医大学 | Drainage tube of device is dredged in area |
| CN206261874U (en) * | 2016-07-22 | 2017-06-20 | 成都嘉宝祥生物科技有限公司 | A kind of catheter of leakproof |
| CN206910577U (en) * | 2016-12-27 | 2018-01-23 | 西安品质信息科技有限公司 | Drainage wash two-chamber integral tube |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109260574A (en) * | 2018-11-22 | 2019-01-25 | 上海市东方医院 | Nose gallbladder pancreas inside-and-outside drainage and nose gallbladder drainage tube embedded device |
| CN109260574B (en) * | 2018-11-22 | 2021-11-02 | 上海市东方医院 | Device for placing drainage tube inside and outside nasal gallbladder and pancreatic and drainage tube outside nasal gallbladder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2013117121A1 (en) | Non-clogging drainage tube with high negative pressure | |
| CN106552312A (en) | Negative-pressure irrigation device | |
| CN106730073B (en) | Closed double-cavity flushing negative pressure drainage device after perianal operation and use method | |
| CN106492295B (en) | For ductus pancreaticus supporting drainage and the integral type drainage tube of pancreas Zhou Yinliu | |
| CN209108385U (en) | A kind of flushable drainage tube of multi-purpose type Y shape resistance to compression | |
| CN204364625U (en) | The disposable three chamber blood-stopping urinary catheters of modified form | |
| CN107441571A (en) | A kind of new medical peritoneal cavity drainage tube and its application method | |
| CN108434581A (en) | A kind of ditube drainage device | |
| CN209237113U (en) | A kind of ditube drainage device | |
| CN108066883A (en) | A kind of catheter | |
| CN206880712U (en) | Calculus suction tube | |
| CN112426616A (en) | Special ureteral stent for kidney transplantation | |
| WO2005110521A1 (en) | A medical catheter used for perfusion or discharge | |
| JP2007504874A5 (en) | ||
| CN105879199A (en) | Anti-blocking three-channel surgical flushing suction tube | |
| CN205235137U (en) | Wash type ripple oral -lateral and inhale formula trident star drainage tube | |
| CN208877497U (en) | A kind of anti-blocking irrigation drain of abdominal cavity | |
| CN215083118U (en) | Novel bladder flushing joint | |
| CN206261707U (en) | Grand formula multitap urine collection bag | |
| CN208031644U (en) | A kind of multi-functional drainage double-jacket tube | |
| CN209060312U (en) | A kind of catheter | |
| CN107670165A (en) | Stop that surrounding tissue grows the double-jacket tube to tubular body | |
| CN208693997U (en) | A kind of drainage tube for preventing from destroying surrounding tissue when extraction | |
| CN205515695U (en) | Peritoneal drainage structure with washing function | |
| CN207666904U (en) | The postoperative closed Double cavity rinsing negative pressure drainage device of crissum |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180824 |