CN109044484A - A kind of conduit of manual aspirate thrombi - Google Patents
A kind of conduit of manual aspirate thrombi Download PDFInfo
- Publication number
- CN109044484A CN109044484A CN201810838120.7A CN201810838120A CN109044484A CN 109044484 A CN109044484 A CN 109044484A CN 201810838120 A CN201810838120 A CN 201810838120A CN 109044484 A CN109044484 A CN 109044484A
- Authority
- CN
- China
- Prior art keywords
- conduit
- pipe
- supervisor
- tip
- aspirate thrombi
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22079—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with suction of debris
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22082—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance
- A61B2017/22084—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance stone- or thrombus-dissolving
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention provides a kind of conduit of manual aspirate thrombi, including injection seat, and injection seat inner hollow is in three lumens of Y type, and one end is pump orifice, and one end is injection port, and the other end is working hole；The working hole connection supervisor is equipped with stress relief in the junction of working hole and supervisor；One end connection tip pipe being responsible for far from injection seat, pipe inside in tip is equipped with guidewire lumen；The injection port connects inner tube, guidewire lumen of the inner tube through supervisor's connection tip pipe；Guidewire lumen front end is equipped with developing mark.The advantage of the invention is that structure is simple, and it is easy to operate, efficiently thoroughly remove thrombus.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of conduit of manual aspirate thrombi.
Background technique
In ST sections of elevation myocardial infarction Urgent percutaneous coronary interventions, even if 5% ~ 15% patient opens infarct
Related arteries, distal myocardium tissue cannot still obtain effective perfusion, in some instances it may even be possible to cardiac death and main bad can occur
Cardiac event, slow blood flow/fluoride-free flux incidence is up to 5% ~ 25%, and fluoride-free flux can be such that Death and incidence rate of myocardial infarction increases
5 ~ 10 times.Currently, there are two ways to preventing coronary slow flow/fluoride-free flux: being controlled first is that strengthening anticoagulant, antiplatelet
It treats, still, slow blood flow/fluoride-free flux incidence is still higher；Second is that using Biochemical analyzer.The pathogenesis of STEMI is mainly suffered from
The intracoronary patch of person ruptures, and is partially formed thrombus.
Patent CN104586470A discloses a kind of thrombus suction catheter, including catheter body and setting in the conduit sheet
The guidewire lumen of body proximal end, catheter body have suction chamber, and guidewire lumen is located at the distal medial of the suction chamber, connect with suction chamber
It is logical.Seal wire enters from guidewire lumen, by suction chamber, leaves catheter body from joint.The conduit is able to solve in the prior art
Thrombus suction catheter is since the smaller brought aspiration rate of the radial section of suction chamber and suction chamber product is low, suction chamber easily blocks
The problem of.There is following not perfect place in conduit: it does not improve seal wire and leaves the mode of conduit, if do not solved the above problems,
Seal wire is stretched out from suction chamber, and seal wire and Biochemical analyzer device cannot use simultaneously.
Patent CN206473366U discloses a kind of thrombus suction catheter of double suction chambers of band, including tube socket, proximal end push
Bar, distal tube and tip, wherein one end of proximal end push rod is connect with tube socket, and the one of the other end of proximal end push rod and distal tube
End connection, the other end of distal tube connect with tip, set in distal tube there are three cavity, respectively one is located in the middle seal wire
Transit chamber and two are located at the suction chamber of seal wire transit chamber two sides.Since the suction chamber on both sides can be preferably in blood vessel
Between part, can sufficiently be contacted with thrombus in blood vessel and clast patch, thrombus etc. all can be detached by negative-pressure ward principle by blood
Pipe.Conduit has following not perfect place: first is that the conduit does not improve suction tip opening mode, suction tip is as thrombus
The core part of suction catheter, opening shape are directly affected except bolt effect.Second is that not improving guidewire proximal connection type, do not have
Have and shows suitable guide wire exit openings.
Summary of the invention
Overcome the deficiencies in the prior art of the present invention, the present invention provide a kind of conduit of manual aspirate thrombi.
The object of the present invention is achieved in the following manner:
A kind of conduit of manual aspirate thrombi, including injection seat, injection seat inner hollow are in three lumens of Y type, and one end is suction
Mouthful, one end is injection port, and the other end is working hole；The working hole connection supervisor, is equipped in the junction of working hole and supervisor
Stress relief；One end connection tip pipe being responsible for far from injection seat, pipe inside in tip is equipped with guidewire lumen；
The injection port connects inner tube, guidewire lumen of the inner tube through supervisor's connection tip pipe；Guidewire lumen front end is equipped with developing mark,
Tip pipe is the multi-lumen tube for preventing blocking.
The injection seat is molded by polycarbonate.
The supervisor is bourdon tube, and the bourdon tube raw material is the steel wire that coating is completed；The coating is superslide coating,
Silicone coating or anticoagulant coatings.
Said inner tube is multilayer pipe.
The developing mark is metal marker or barium sulfate material.
The stress relief is made of elastic material.
Tip pipe cross section is regular circle shapes, and the one end of tip pipe apart from nearly developing mark is beveling opening, arc
Opening or straight line opening.
Compared with the existing technology, usefulness of the present invention:
1. having two-sided suction chamber, double arc incisions can preferably be bonded thrombus, be particularly suitable for blocking venereal disease and become；
2. angular cut single side suction chamber, limited cross sections product is maximally utilized, more just big suction chamber is provided, suction bulk blood is facilitated
Bolt improves pumping efficiency；
3. spring outer tube layer is coated using thermal contraction mode, surrounding phase ratio is squeezed out with tradition, tube wall is thinner, macromolecule layer and spring
Pipe effectively combines, and improves the pushability and tensile resistance of supervisor, while effectively improving supervisor inner cavity, keeps Biochemical analyzer simpler
It is single, effectively；
4. after suction thrombolytic drug can be conveyed by guidewire lumen, massive, drug are effectively detached by negative-pressure ward principle
Small patch after thrombolysis control suction, it is effective to remove lesion vessels thrombus, while slow resurgent, fluoride-free flux incidence is effectively reduced;
5. making material is from a wealth of sources, production cost is low, is suitable for more patients；
6. tip pipe is multi-lumen tube, under the action of negative pressure, aspirate thrombi block, biggish thrombi is divided by tip pipe internal cavity
Microthrombus block, prevents catheter blockage, improves efficiency.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is that two-sided suction chamber structural schematic diagram is managed at tip.
Fig. 3 is tip pipe single side suction chamber structural schematic diagram
Wherein, 1. tips are managed, 2. supervisors, 3. stress reliefs, 4. inner tubes, 5. injection seats, 6. injection ports, 7. pump orifices, 8. works
Make mouth, 101. developing rings, 102 guidewire lumens, 103. bourdon tubes.
Specific embodiment
As shown in attached drawing 1 to 3, a kind of conduit of manual aspirate thrombi, including injection seat 5,5 inner hollow of injection seat are in Y
Three lumens of type, one end are pump orifice 7, and one end is injection port 6, and the other end is working hole 8；The connection of working hole 8 supervisor 2,
Stress relief 3 is equipped in the junction of working hole 8 and supervisor 2；2 one end connection tip pipe far from injection seat 5 of supervisor
1, guidewire lumen 102 is equipped with inside tip pipe 1；The injection port 6 connects inner tube 4, and inner tube 4 is led through 2 connection tip pipe 1 of supervisor
Silk chamber 102；102 front end of guidewire lumen is equipped with developing mark 101, and tip pipe is the multi-lumen tube for preventing blocking.Here multi-lumen tube is
Refer to: multiple regularly or irregularly cavitys is provided in the pipe of tip, in this way, massive is by multiple chambers when thrombus enters
Body barrier is opened, to be divided into multiple microthrombus.
The course of work of the invention is as follows:
Doctor is with conduit by femoral artery or radial artery, and along guide wire, developing mark 101 can be reflected and be led the tip pipe 1 of conduit
The position of pipe adjusts the position of conduit by adjusting injection seat 5 when arriving heart disease position, and tip pipe 1 is made to be bonded thrombus spot
Block, then aspirating syringe connects pump orifice 7, forms negative pressure, thrombus patch is extracted out, aforesaid operations is repeated, until having aspirated
At, while syringe keeps negative pressure, by injection port 6, injects thrombolysis medicament, reaches lesion locations by inner tube 4, after the completion,
Syringe keeps negative pressure, from internal withdrawal conduit.
Further, injection seat 5 is molded by polycarbonate, can be single-chamber or multi-cavity injection seat 5, manufacturing cost is low.
Further, supervisor 2 is bourdon tube 103, and 103 raw material of bourdon tube is the steel wire that coating is completed；The coating
It is superslide coating, silicone coating or anticoagulant coatings, it is at low cost, it prevents from damaging people, improves safety.
Further, inner tube 4 is multilayer pipe, can inject different thrombolysis medicaments simultaneously.
Further, developing mark 101 is metal marker or barium sulfate material, can clean under X-ray machine and reflect conduit
Position.
Further, stress relief 3 is made of elastic material, removes the longitudinal force of supervisor 2, prevents 2 deformation of supervisor, simultaneously
For 2 transmission thrust of supervisor.
Further, pipe 1 cross section in tip is regular circle shapes, and the one end of tip pipe 1 apart from nearly developing mark 101 is dedolation
Mouth, curved opening or straight line opening, according to different illnesss, select different tip pipes 1, aspirate thrombi more efficient in this way
Patch.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without depart from that overall concept of the invention, several changes and improvements can also be made, these also should be considered as of the invention
Protection scope.
Claims (7)
1. a kind of conduit of manual aspirate thrombi, including injection seat, it is characterised in that: injection seat inner hollow is in three chambers of Y type
Pipe, one end is pump orifice, and one end is injection port, and the other end is working hole；The working hole connection supervisor, in working hole and supervisor
Junction be equipped with stress relief；One end connection tip pipe being responsible for far from injection seat, pipe inside in tip is equipped with seal wire
Chamber；
The injection port connects inner tube, guidewire lumen of the inner tube through supervisor's connection tip pipe；Guidewire lumen front end is equipped with developing mark,
The tip pipe is the multi-lumen tube for preventing blocking.
2. the conduit of manual aspirate thrombi according to claim 1, it is characterised in that: injection seat by polycarbonate be molded and
At.
3. the conduit of manual aspirate thrombi according to claim 1, it is characterised in that: supervisor is bourdon tube, the spring
Pipe raw material is the steel wire that coating is completed；The coating is superslide coating, silicone coating or anticoagulant coatings.
4. the conduit of manual aspirate thrombi according to claim 1, it is characterised in that: inner tube is multilayer pipe.
5. the conduit of manual aspirate thrombi according to claim 1, it is characterised in that: developing mark is metal marker or sulphur
Sour barium material.
6. the conduit of manual aspirate thrombi according to claim 1, it is characterised in that: stress relief is by elastic material system
At.
7. the conduit of manual aspirate thrombi according to claim 1, it is characterised in that: tip pipe cross section is rule circle
Shape, the one end of tip pipe apart from nearly developing mark are beveling opening, curved opening or straight line opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810838120.7A CN109044484A (en) | 2018-07-26 | 2018-07-26 | A kind of conduit of manual aspirate thrombi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810838120.7A CN109044484A (en) | 2018-07-26 | 2018-07-26 | A kind of conduit of manual aspirate thrombi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109044484A true CN109044484A (en) | 2018-12-21 |
Family
ID=64835843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810838120.7A Pending CN109044484A (en) | 2018-07-26 | 2018-07-26 | A kind of conduit of manual aspirate thrombi |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109044484A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114246637A (en) * | 2020-11-05 | 2022-03-29 | 玮铭医疗器械(上海)有限公司 | Intracranial thrombus suction catheter device |
| CN114796816A (en) * | 2022-05-26 | 2022-07-29 | 惠州市顺美医疗科技有限公司 | Bendable thrombus suction device and suction method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101193679A (en) * | 2005-06-08 | 2008-06-04 | 庄臣及庄臣株式会社 | Aspiration catheter |
| CN201603259U (en) * | 2010-02-01 | 2010-10-13 | 韩雅玲 | Catheter for thrombus aspiration in blood vessel |
| CN202207385U (en) * | 2011-08-04 | 2012-05-02 | 东莞永胜医疗制品有限公司 | Thrombus suction conduit |
| CN104586470A (en) * | 2015-01-28 | 2015-05-06 | 湖南埃普特医疗器械有限公司 | Thrombus aspiration device and thrombus aspiration catheter |
| CN205181428U (en) * | 2015-10-27 | 2016-04-27 | 中国人民解放军第四军医大学 | Manual thrombus suction catheter |
| CN206473366U (en) * | 2016-11-04 | 2017-09-08 | 深圳迈德科技有限公司 | The thrombus suction catheter of the double suction chambers of band |
| CN107281619A (en) * | 2017-08-03 | 2017-10-24 | 毕国善 | Thrombolysis catheter |
| CN107874812A (en) * | 2017-10-21 | 2018-04-06 | 大连大学 | A kind of intervention thrombus for containing three autonomous channel cavitys removes conduit |
| CN108024820A (en) * | 2015-08-25 | 2018-05-11 | 阿坎迪斯有限两合公司 | Medical suction system and medical thrombectomby system |
| CN108143464A (en) * | 2018-01-19 | 2018-06-12 | 上海唯域医疗科技有限公司 | It takes bolt conduit and takes bolt device for take bolt conduit |
-
2018
- 2018-07-26 CN CN201810838120.7A patent/CN109044484A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101193679A (en) * | 2005-06-08 | 2008-06-04 | 庄臣及庄臣株式会社 | Aspiration catheter |
| CN201603259U (en) * | 2010-02-01 | 2010-10-13 | 韩雅玲 | Catheter for thrombus aspiration in blood vessel |
| CN202207385U (en) * | 2011-08-04 | 2012-05-02 | 东莞永胜医疗制品有限公司 | Thrombus suction conduit |
| CN104586470A (en) * | 2015-01-28 | 2015-05-06 | 湖南埃普特医疗器械有限公司 | Thrombus aspiration device and thrombus aspiration catheter |
| CN108024820A (en) * | 2015-08-25 | 2018-05-11 | 阿坎迪斯有限两合公司 | Medical suction system and medical thrombectomby system |
| CN205181428U (en) * | 2015-10-27 | 2016-04-27 | 中国人民解放军第四军医大学 | Manual thrombus suction catheter |
| CN206473366U (en) * | 2016-11-04 | 2017-09-08 | 深圳迈德科技有限公司 | The thrombus suction catheter of the double suction chambers of band |
| CN107281619A (en) * | 2017-08-03 | 2017-10-24 | 毕国善 | Thrombolysis catheter |
| CN107874812A (en) * | 2017-10-21 | 2018-04-06 | 大连大学 | A kind of intervention thrombus for containing three autonomous channel cavitys removes conduit |
| CN108143464A (en) * | 2018-01-19 | 2018-06-12 | 上海唯域医疗科技有限公司 | It takes bolt conduit and takes bolt device for take bolt conduit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114246637A (en) * | 2020-11-05 | 2022-03-29 | 玮铭医疗器械(上海)有限公司 | Intracranial thrombus suction catheter device |
| CN114796816A (en) * | 2022-05-26 | 2022-07-29 | 惠州市顺美医疗科技有限公司 | Bendable thrombus suction device and suction method thereof |
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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 |
Application publication date: 20181221 |
|
| RJ01 | Rejection of invention patent application after publication |