CN104274868B - A kind of drainage kit - Google Patents
A kind of drainage kit Download PDFInfo
- Publication number
- CN104274868B CN104274868B CN201310292113.9A CN201310292113A CN104274868B CN 104274868 B CN104274868 B CN 104274868B CN 201310292113 A CN201310292113 A CN 201310292113A CN 104274868 B CN104274868 B CN 104274868B
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- Prior art keywords
- drainage
- tube
- outer tube
- unimpeded
- pipe
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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
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
-
- 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
- A61M2025/0004—Catheters; Hollow probes having two or more concentrically arranged tubes for forming a concentric catheter system
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- 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)
Abstract
The present invention relates to a kind of drainage kit, including drainage supervisor and lancet and means, the front end of the drainage supervisor is provided through the conduction hole that tube wall is responsible in the drainage, and the rear end of the drainage supervisor is provided with flow sub；The drainage supervisor includes having biocompatibility, relatively flexible outer tube and is contained in the inner tube that outer tube hardness is high, support force is strong described in the outer tube internal ratio；Unimpeded structure is provided with inner tube.The drainage kit can both ensure that drainage supervisor fitted with tissue safety, flexibility; under in turn ensure that pressure is acted on; the maximum drainage flow and good support force of limited caliber; larger drainage flow is reached with less wound; internal unimpeded structure can effectively unimpeded, while the spring structure of head can avoid operating personnel injured, the injury that protective tissue inner chamber is worn from mistake; and spring has a good support force, therefore with preventing back flat, anticlogging function.
Description
Technical field
The present invention relates to medical instruments field, more particularly to a kind of drainage kit.
Background technology
In clinical treatment, the pathologic in human pipeline, body cavity, histoorgan is accumulated using puncture instrument, drainage tube
It is a kind of universal and extensive that gas, hydrops, purulence blood, body fluid etc. carry out the operation such as drainage, flushing to reach the purpose of diagnosis and treatment
The therapy of application.Existing piercing method typically by the operating handle and experience of doctor, tissue is penetrated by puncture needle
When frustrate empty sense and observe back liquid, blood back information summary and judge, but in clinical manipulation often because it is individual, organize and doctor passes through
The otherness tested and occurring is operated repeatedly, puncture failure situations such as, cause greatly injury to patient.
Therefore technical staff is improved the structure of puncture needle, and such as Authorization Notice No. is：The China of CN2571337 is practical
New patent《Puncture needle》In when disclosing a kind of body operation abdominocentesis puncture needle, the puncture needle is in existing puncture needle
On the basis of increased safety rod and self-locking device, safety rod is located in triangular pyramid, and can be moved in triangular pyramid, self-locking device bag
Elastic rod, lock ring, compression spring, torsionspring and overcoat are included, one end of compression spring is fixed on elastic rod, the other end and overcoat phase
Connection, torsionspring is fixed on lock ring, and overcoat is connected by screw thread with lock ring, and safety rod matches with self-locking device；
When using, under force, in safety rod indentation triangular pyramid, triangular pyramid sword stretches out and is pierced into the abdominal cavity of human body, meanwhile, safety
Rod loses external force and ejects rapidly and locked by self-locking device, and thus its hetero-organization or organ of human body are effectively protected, unlikely
In coming to harm.But the puncture needle is more complicated with traditional puncture needle structure compared, certain training is needed using preceding, and this is worn
Puncture that pricker is confined in puncture needle pin built-in pipe method, put pipe substep and carry out method.
Drainage tube species is various, widely used, has largely in splanchnocoel, intestines and stomach, biliary tract, urethra, cranium brain, backbone etc.
Using.Generally used in the selection of drainage tube compared with materials such as high-biocompatibility, flexible silica gel, but this material hardness
Difference, shaping are difficult, and support force is low and high cost, easily returned under high negative pressure effect it is flat, block, influence drainage effect, be this one
As do the methods such as anti-pressure ridge in tube wall, pipe and solve using thickening, but do so is while can also influence effective internal diameter of drainage tube,
Cause the quagmire of caliber high, low discharge, drainage tube normal blockage phenomenon in use is this technical staff to drainage tube
Structure done various improvement, such as：The pipelines such as special flushing, administration are set on drainage tube, so by injecting physiology salt
The infiltrations such as water, lavage and drainage position, reach unimpeded purpose, but this kind of method is suitable only for slight hydrops and blocks, for forming a scab,
The broken body of larger solid-state is still difficult to exclude；Special unimpeded poker is set in drainage tube, is dredged by physics thrust and drawn
Flow tube unimpeded, the method has certain effect, but drift is easily driven in the wrong direction again into push-in in vivo simultaneously, and can only be to drainage inside pipe wall
Longitudinal push-and-pull is carried out, is not worked to being attached to conduction hole and periphery tamper；Drainage tube tip design is turned into the pig of curling
The abnormity such as tail or increase conduction hole aperture, it is intended that reduce, intercept by drain, increase drainage flow, this drainage tube is initial
Purpose of design is that the conduit of the drain sites such as bladder is fixed, because being solidliquid mixture by drain, with mobility, therefore should
The method of kind is smaller to preventing ponding, while drainage aperture is not the bigger the better, should be with the different of drainage purpose, treatment stage
Difference, it is adjusted accordingly.
The content of the invention
The technical problems to be solved by the invention be directed to prior art and provide it is a kind of using safely, drawing of being not easily blocked
Stream external member.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of drainage kit, including drainage supervisor and
Lancet and means, it is characterised in that：The front end of the drainage supervisor is provided through the conduction hole that tube wall is responsible in the drainage, described
The rear end of drainage supervisor is provided with flow sub；Drainage supervisor includes having relative high-biocompatibility, relatively flexible
Outer tube and it is contained in the inner tube that outer tube hardness is high, support force is strong described in the outer tube internal ratio.
Unimpeded structure is provided with said inner tube, drainage supervisor can be cleaned, prevent from blocking influence drainage effect
Really.
Through a side opening is set on the rear end tube wall of the drainage supervisor, side pipe is provided with the side opening, on the side pipe mouth of pipe
Side pipe lid is provided with, the drainage can be responsible for by the side pipe and be rinsed and tissue fluid is administered, sample etc. and to grasp
Make.
A fixed-wing is arranged on drainage supervisor's tube wall of the side pipe front end, so drainage can be responsible for solid by fixed-wing
It is scheduled at intubation, prevents drainage to be responsible for the mobile or influence drainage effect that drops, while convenient is operated by side pipe.
The outer tube can have multiple combination mode with said inner tube, and one way in which is：The outer tube and said inner tube
It is Split type structure, i.e., said inner tube is plugged in the internal cavities of the outer tube；The conduction hole is described including being arranged at simultaneously
Multiple first conduction holes, multiple 4th conduction holes being arranged on the tube wall of said inner tube front end on the tube wall of outer tube front end, and
It is arranged at multiple second conduction holes of said inner tube head, and first conduction hole and the 4th conduction hole can overlap shape
Into main conduction hole；This movable connection method of the outer tube and said inner tube so that said inner tube can be by the outer tube
Interior displacement regulates and controls the registration of first conduction hole and the 4th conduction hole, so as to control drainage to be responsible for front end drainage
The size in hole aperture, can adjust drainage speed according to the size of drain solid particle, and using the unimpeded knot in inner tube
Structure is combined to drainage supervisor inwall, conduction hole periphery etc., three-dimensional, become more meticulous cleaning, and decomposition is silted thing up and can born
Pressure effect is lower to attract drainage；The lancet and means are that one can be built in the outer tube, the inner core with sharp head, before the outer tube
End is embedded with spring, and the spring can protect medical personnel or patient to exempt from and surprisingly stab so before puncture, can in puncture process
At utmost reduce the wound to organizing, puncture terminate after can protective tissue inner chamber from crossing the injury worn, and spring have it is good
Good support force, therefore with preventing back flat, anticlogging function.
In the outer tube and said inner tube under the combination of Split type structure, the unimpeded structure is described including being arranged at
The brush of interior tube head, while said inner tube head is through multiple second conduction holes are set, said inner tube is except performance drainage function
The outer brush using head carries out thoroughly cleaning to the outer tube wall, side opening and side opening neighboring.
In the case where the outer tube and said inner tube are for the combination of Split type structure, the master on the drainage supervisor front end tube wall
Conduction hole is overlapped with the 4th conduction hole by first conduction hole and formed, and the side opening is also by being arranged in outer tube and inner tube
Corresponding aperture overlap and form, therefore transparent indicating window is set in the outer tube back-end, by the transparent indicating window, described in observable
Whether main conduction hole has been superimposed in place with the side opening, and pore size that can be as needed to the main conduction hole is adjusted
Section.
The outer tube is provided with inner tube fixed knob on rear side of the indicating window, and in drainage process, said inner tube of outwarding winding is consolidated
Determine knob, push-and-pull, rotation said inner tube carry out cleaning unimpeded to drainage supervisor, and unimpeded screws said inner tube and consolidates after terminating
Determine knob, said inner tube is fixed.
The outer tube is with another combination of said inner tube：The outer tube is structure as a whole with said inner tube, institute
Lancet and means are stated for a puncture needle, is arranged with the needle point of the puncture needle in a puncture cannula, and the puncture cannula and is embedded with bullet
Spring, the puncture cannula equally can be reduced at utmost to the wound organized in puncture process, and puncture can be in protective tissue after terminating
Chamber from crossing the injury worn, with preventing back flat, anticlogging function.Under this combination, the unimpeded structure includes can
The unimpeded pipe in said inner tube is contained in, and the unimpeded pipe includes being arranged at the brush of the unimpeded pipe front end, is arranged at described
3rd conduction hole of unimpeded pipe front end, and be arranged at the unimpeded pipe joint of the unimpeded pipe tail end, can when needed will be described
In unimpeded pipe insertion said inner tube, the unimpeded pipe can be responsible for inwall and enter by push-and-pull, rotation while drainage to the drainage
Row is compound, three-dimensional unimpeded, cleaning.
The outer tube back-end is provided with active joint, it is convenient to which the front end that the drainage is responsible for is cut into suitable length
Degree changes different drainage tubes as needed；The tail end of the outer tube is provided with flow sub, it is convenient to external attractor
Carry out drainage.
In above-mentioned each scheme, the outer tube is silicone tube or polyurethane tube, and said inner tube is pvc pipe.
Compared with prior art, the advantage of the invention is that：Drainage supervisor includes outer tube and inner tube, and outer tube is by biofacies high
Capacitive, flexible material are made, and inner tube is made up of high rigidity and support force material high, can both ensure drainage supervisor and human body group
Knit safety, flexible laminating, under in turn ensure that pressure is acted on, the maximum drainage flow and good support force of limited caliber, with smaller
Wound reach larger drainage flow, the drainage kit in the present invention, and can be effectively anti-blocking using safety.
Brief description of the drawings
Fig. 1 is puncture needle in the embodiment of the present invention 1（Inner core）The structural representation inserted after outer tube；
The structural representation that Fig. 2 is inserted after outer tube for inner tube in the embodiment of the present invention 1；
Fig. 3 is method of fractional steps puncture and intubation structural representation in the embodiment of the present invention 2；
The structural representation that Fig. 4 is inserted after drainage supervisor for unimpeded pipe in the embodiment of the present invention 2；
Fig. 5 is unimpeded tubular construction schematic diagram in the embodiment of the present invention 2.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment 1：
As shown in Figure 1, 2, the drainage kit in the embodiment of the present invention 1 includes that 1 and lancet and means are responsible in drainage, wherein puncturing
Part is an inner core 14, and the inner core 14 is that one can be built in outer tube, the pipe fitting with sharp head, drainage supervisor 1 including outer tube 2 with
And the inner tube 3 in the internal cavities of outer tube 2 is inserted in, outer tube 2 is made up of high-biocompatibility, flexible material, in the present embodiment
In be silicone tube, inner tube 3 is made up of high rigidity and support force material high, is in the present embodiment pvc pipe, common group of inner and outer pipe
Into drainage supervisor 1, can both ensure that drainage tube was fitted with tissue safety, flexibility, under in turn ensure that pressure is acted on, limited caliber
Under maximum drainage flow and good support force, larger drainage flow is reached with less wound.Drainage is responsible for 1 front end and is provided with
The main conduction hole 4 of multiple big flows, before main conduction hole 4 is responsible for 1 tube wall, the i.e. main conduction hole 4 by being arranged at outer tube through drainage
First conduction hole 41 of end pipe wall overlaps with the 4th conduction hole 42 for being arranged at inner tube front end tube wall and forms；The front end of outer tube 2 is embedded
There is spring 15, spring 15 can protect medical personnel or patient to exempt from and surprisingly stab so before puncture, can be maximum in puncture process
Degree reduces the wound to organizing, puncture terminate after can protective tissue inner chamber exempted from the injury worn, and spring 15 have it is good
Support force, therefore with preventing back flat, anticlogging function.A side opening 7 is provided through on the rear end tube wall of drainage supervisor 1,
Side pipe 8 is provided with the side opening 7, side pipe lid 9 is cased with side pipe 8,1 can be responsible for drainage by side pipe 8 and be rinsed, to tissue
Liquid such as is administered, samples at the operation.A fixed-wing 10 is arranged on the tube wall of the front end of side pipe 8, be able to will so be drawn by fixed-wing 10
Stream supervisor 1 is fixed at intubation, prevents drainage to be responsible for 1 movement or the influence drainage effect that drops, while convenient carried out by side pipe 8
Operation.Because main conduction hole 4 and side opening 7 are formed by stacking by the corresponding aperture on outer tube wall and inner pipe wall, therefore in outer tube 2
Whether rear end sets transparent indicating window 12, overlapped in place with side opening 7 by the main conduction hole 4 of the observable of transparent indicating window 12, and
Pore size that can be as needed to main conduction hole 4 is adjusted.Unimpeded structure is provided with inner tube 3, unimpeded structure includes close
The hairbrush shape brush 6 of interior tube head is distributed in, while interior tube head is through multiple second conduction holes 5 of setting, therefore inner tube 3 is except performance
The outer brush 6 using head of drainage function carries out thoroughly cleaning to the inwall of outer tube 2, side opening 7 and the neighboring of side opening 7.Outer tube 2
The rear side of indicating window 12 is provided with inner tube fixed knob 11, in drainage process, inner tube of outwarding winding fixed knob 11, in push-and-pull, rotation
Pipe, cleaning unimpeded is carried out to drainage supervisor 1, and unimpeded screws inner tube fixed knob 11 after terminating, inner tube 3 is fixed；Outer tube 2
Tail end be provided with flow sub 13, it is convenient to by flow sub 13 connect attractor carry out drainage procedure.
Specific drainage process is as follows：
Preoperative routine disinfection, to site of puncture area skin row local delamination anesthesia.Behind mark site of puncture, left hand is dabbed
Site of puncture, the outer tube 2 of right hand held tape inner core 14, the head end of outer tube 2 alignment site of puncture.Now, because the front end of outer tube 2 is slightly longer than
The head of inner core 14, after the head of inner core 14 is pierced into tissue wall, tissue wall extruding is located at the spring 15 of the front end of outer tube 2, inner core 14
Dashed forward before portion, the front end retraction of outer tube 2, the head cutter tissue of inner core 14 moves ahead, the front end of outer tube 2 is in thereafter to Tissue approximation and passivity point
From, when the head of inner core 14 breaks through tissue wall, during into lacuna, to fall through sense with one kind, tissue wall loses crowded to the head end of outer tube 2
Pressure, recoils to outside the head of inner core 14 again, and inner core 14 continues to move ahead, and protective tissue inner chamber is from crossing perforating wound evil.Now, tissue product
Liquid is flowed out through the inner chamber of hollow inner core 14, takes syringe pump sampling, and outer tube 2 is suitably moved into, and inner core 14 is pulled out, with fixed-wing 10
Fixed outer tube 2, puncture is finished.
Then drainage is responsible for into 1 inner tube 3 to be inserted through drainage supervisor's 1 outer tube 2 inner volume, it is transparent when inner and outer pipe rear
When indication window 12 overlaps, show that inner tube 3 in place, screws the inner tube fixed knob 11 positioned at the tail end of outer tube 2, by the tail of inner tube 3
End flow sub 13 is connected with attractor, starts attractor, starts drainage.
During cleaning unimpeded, side pipe lid 9 of outwarding winding is responsible for drainage the flushing of 1 row, administration, sampling operation, screws on side pipe lid 9, revolves
Open inner tube fixed knob 11, push-and-pull, rotating inner tube 3, by inner tube brush 6 and interior tube body to outer tube wall, side opening 7 and side opening 7
Neighboring carries out thoroughly cleaning.As needed, push-and-pull inner tube 3, observed by transparent indication window 12, adjust the aperture of side opening 7 to
Suitable size, screws inner tube fixed knob 11 again, and cleaning unimpeded terminates.
Embodiment 2：
The drainage kit in the embodiment of the present invention 2 is shown such as Fig. 3,4,5, as different from Example 1：Outer tube 2 with it is interior
Pipe 3 is structure as a whole, and lancet and means are a puncture needle 14, and a puncture cannula 16 is arranged with the needle point of the puncture needle 14, and should
Spring 17 is embedded with puncture cannula 16,
Unimpeded structure in embodiment 2 includes the hollow unimpeded pipe 18 that can be contained in inner tube, and the unimpeded pipe 18 includes setting
The brush 181 of the front end of unimpeded pipe 18 is placed in, the 3rd conduction hole 182 of the front end of unimpeded pipe 18 is arranged at, and be arranged at unimpeded pipe
The unimpeded pipe joint 183 of 18 tail ends, when needed can insert in inner tube 3 unimpeded pipe 18, the unimpeded pipe 18 while drainage,
Can by push-and-pull, rotation drainage is responsible for 1 inwall be combined, three-dimensional unimpeded, cleaning.The rear end of outer tube 2 is provided with active joint
19, it is convenient to the front end of drainage supervisor 1 is cut into suitable length or different drainage tubes are changed as needed.
Specific drainage process is as follows：
Preoperative routine disinfection, to site of puncture area skin row local delamination anesthesia, behind mark site of puncture, left hand is dabbed
Site of puncture, the right hand holds the head end alignment site of puncture of puncture needle 14, and the needle point of puncture needle 14 is pierced into tissue wall, tissue wall extruding
Positioned at the spring 17 of the front end of puncture cannula 16, dashed forward before needle point, the head end retraction of puncture cannula 16, needle point cutting tissue moves ahead, and punctures
The head end of sleeve pipe 16, to Tissue approximation and blunt separation, when the needle point of puncture needle 14 breaks through tissue wall, when passing external, is organized in thereafter
Wall loses extruding to the head end of puncture cannula 16, recoils to outside needle point again, continues to pull puncture needle 14 and move into drainage supervisor 1 to draw
Stream position, in drainage be responsible for 1 middle part appropriate length at cut drainage supervisor 1, remove puncture needle 14, by drainage supervisor 1 be connected
The active joint 19 of part part is connected, and is fixed drainage with fixed-wing 10 and is responsible for 1, by flow sub 13 and drainage bottle or attractor
Connection, starts drainage.
During cleaning unimpeded, side pipe lid 9 of outwarding winding is responsible for drainage the flushing of 1 row, administration, sampling operation, screws on side pipe lid 9, revolves
Open active joint 19, unimpeded pipe 18 inserted into drainage and is responsible in 1 inner chamber, connection flow sub 13 on drainage bottle or attractor,
Push-and-pull, rotary rowed plugging 18, are carried out thorough by unimpeded tube brush first 181 to 1 inwall of drainage supervisor, side opening 7 and the neighboring of side opening 7
Bottom cleaning, attraction.Cleaning unimpeded is completed, and withdraws from unimpeded pipe 18, attractor is connected with drainage supervisor 1 again, row drainage treatment.
Such as need to change drainage 1 head of supervisor, only former drainage need to be responsible for into 1 head removes, be put into new drainage and be responsible for 1 head and former drainage master
1 active joint of pipe 19 is connected.
It is above enlightenment with technological thought of the invention, is worn in one-step method with it in embodiment 1 and the pilot scale of embodiment 2 respectively
Typical case's application in terms of thorn drainage and method of fractional steps puncture drainage, is described in further details.The example is merely to illustrate this
The technical scheme of invention and it is unrestricted.Because various external member species are various, model is different, and clinical practice differs, and in the art is general
Lead to it will be appreciated by the skilled person that in actually implementing, the external member can be in the range of without departing from the technology of the present invention thought, and foundation is faced
Bed practical application needs to take the circumstances into consideration to modify or equivalent.
Claims (12)
1. a kind of drainage kit, including drainage supervisor and lancet and means, it is characterised in that：The front end of the drainage supervisor is provided with
The conduction hole of tube wall is responsible for through the drainage, the rear end of the drainage supervisor is provided with flow sub；The drainage supervisor bag
Include with biocompatibility, relatively flexible outer tube and be contained in that outer tube hardness described in the outer tube internal ratio is high, support force is strong
Inner tube, through a side opening is set on the rear end tube wall of the drainage supervisor, is provided with for being carried out to drainage supervisor on the side opening
Cleaning and the side pipe that is administered to tissue fluid, sampled, the side pipe mouth of pipe are provided with side pipe lid, be provided with said inner tube for
The unimpeded structure of cleaning drainage supervisor.
2. drainage kit according to claim 1, it is characterised in that：A fixed-wing is arranged on the tube wall of the side pipe front end.
3. drainage kit according to claim 1 and 2, it is characterised in that：The outer tube is Split type structure with said inner tube,
The lancet and means are that one can be built in the outer tube, the inner core with sharp head, and the outer tube front end is embedded with spring.
4. drainage kit according to claim 3, it is characterised in that：The conduction hole includes being arranged at the outer tube front end
Multiple first conduction holes, multiple 4th conduction holes being arranged on the tube wall of said inner tube front end on tube wall, and it is arranged at institute
Multiple second conduction holes of interior tube head are stated, and first conduction hole can overlap to form main drainage with the 4th conduction hole
Hole.
5. drainage kit according to claim 4, it is characterised in that：The unimpeded structure includes being arranged at said inner tube head
The brush in portion.
6. drainage kit according to claim 5, it is characterised in that：The outer tube back-end is provided with transparent indicating window.
7. drainage kit according to claim 6, it is characterised in that：In the outer tube is provided with rear side of the indicating window
Pipe fixed knob.
8. drainage kit according to claim 1 and 2, it is characterised in that：The outer tube is structure as a whole with said inner tube,
The lancet and means are a puncture needle, are arranged with the needle point of the puncture needle in a puncture cannula, and the puncture cannula and are embedded with
Spring.
9. drainage kit according to claim 8, it is characterised in that：The unimpeded structure includes that said inner tube can be contained in
Interior hollow unimpeded pipe, the unimpeded pipe includes being arranged at the brush of the unimpeded pipe front end, is arranged at the unimpeded pipe front end
3rd conduction hole, and it is arranged at the unimpeded pipe joint of the unimpeded pipe tail end.
10. drainage kit according to claim 9, it is characterised in that：The outer tube back-end is provided with active joint.
11. drainage kits according to claim 7, it is characterised in that：The outer tube be silicone tube or polyurethane tube, it is described
Inner tube is pvc pipe.
12. drainage kits according to claim 10, it is characterised in that：The outer tube is silicone tube or polyurethane tube, institute
Inner tube is stated for pvc pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310292113.9A CN104274868B (en) | 2013-07-11 | 2013-07-11 | A kind of drainage kit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310292113.9A CN104274868B (en) | 2013-07-11 | 2013-07-11 | A kind of drainage kit |
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| Publication Number | Publication Date |
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| CN104274868A CN104274868A (en) | 2015-01-14 |
| CN104274868B true CN104274868B (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310292113.9A Expired - Fee Related CN104274868B (en) | 2013-07-11 | 2013-07-11 | A kind of drainage kit |
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| CN109045369A (en) * | 2018-06-22 | 2018-12-21 | 樊庆勇 | A kind of N is to intervention lavation depression drainage device |
| CN110772672B (en) * | 2019-10-10 | 2022-07-12 | 南通大学附属医院 | Liposuction device |
| CN111658954B (en) * | 2020-06-29 | 2022-09-23 | 东莞科威医疗器械有限公司 | Medical intubation tube for enhancing drainage effect |
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| US4487600A (en) * | 1981-11-09 | 1984-12-11 | Brownlie Alan W | Adjustable suction device for medical use |
| US4650463A (en) * | 1984-12-24 | 1987-03-17 | Leveen Harry H | Perforated tubing |
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| CN104274868A (en) | 2015-01-14 |
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