CN102697528B - Closure device - Google Patents
Closure device Download PDFInfo
- Publication number
- CN102697528B CN102697528B CN201210179106.3A CN201210179106A CN102697528B CN 102697528 B CN102697528 B CN 102697528B CN 201210179106 A CN201210179106 A CN 201210179106A CN 102697528 B CN102697528 B CN 102697528B
- Authority
- CN
- China
- Prior art keywords
- autologous
- diaphragm seal
- supporter
- skeleton
- sealing membrane
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The invention discloses a closure device, which comprises a skeleton supporting body and a sealing membrane which covers the surface of the skeleton supporting body. The sealing membrane integrally forms a sealed bag. The sealing membrane is made of a nylon fabric, a polyester fabric, PTFE (polytetrafluoroethylene), an autologous or heterologous pericardium, an autologous or heterologous artery organic membrane, an autologous or heterologous vein organic membrane or the like. When the closure device is clinically used, the sealing membrane isolates the skeleton supporting body from a human body. Only the sealing membrane is in contact with blood and tissues and metallic materials do not enter the blood and the risk of complications is reduced. Since the sealing membrane is made of the nylon fabric, the polyester fabric, the PTFE (polytetrafluoroethylene), the autologous or heterologous pericardium, the autologous or heterologous artery organic membrane, the autologous or heterologous vein organic membrane or the like, the biocompatibility is good, the human body repulsion is small and the physiological harmfulness is small; and since the sealing membrane is integrally sealed, the situation that thrombus is caused because the blood seeps into the sealing membrane is avoided and the safety in clinical use is improved.
Description
Technical field
The present invention relates to area of medical devices, relate in particular to a kind of stopper.
Background technology
Congenital heart disease atrial septal defect, ventricular septal defect are all to repair by surgical operation conventionally, but wound is large, misery is many, and there is certain risk, more and more use in recent years plugging umbrella to carry out shutoff, but this plugging umbrella of recent findings have certain defect and complication, because alloy directly contacts and causes complication with tissue, alloy material is exposed in blood and easily forms thrombosis, and conduction block also easily occurs; External and health ministry has been halted the clinical use of this product.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of stopper, substitutes former plugging umbrella and is applied in the surgical operation of congenital heart disease atrial septal defect, ventricular septal defect, to overcome after the defect of plugging umbrella is avoided performing the operation, produces complication.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of stopper is provided, comprises skeleton supporter and the diaphragm seal that is coated on skeleton supporting body surface, the whole satchel that forms sealing of described diaphragm seal; Described diaphragm seal is one-body molded, and diaphragm seal material is a kind of in following material: nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, autologous or allosome vein.
Wherein, described diaphragm seal forms the satchel of integral sealing by the mode of sewing up or glue together.
Wherein, described skeleton supporter material is metal, plastics or carbon.
Wherein, described skeleton supporter is dumbbell shaped, comprises waist and lays respectively at the left disc at waist two ends, right disc, and in the center of left and right disc, be provided with termination, described skeleton supporter is one-body molded.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of stopper is provided, comprises skeleton supporter and the diaphragm seal that is coated on skeleton supporting body surface, the whole satchel that forms sealing of described diaphragm seal; Described diaphragm seal is spliced by two or above membranoid substance, and the material of each membranoid substance is selected in following material: nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, autologous or allosome vein.
Wherein, described diaphragm seal forms the satchel of integral sealing by the mode of sewing up or glue together.
Wherein, described skeleton supporter material is metal, plastics or carbon.
Wherein, described skeleton supporter is dumbbell shaped, comprises waist and lays respectively at the left disc at waist two ends, right disc, and in the center of left and right disc, be provided with termination, described skeleton supporter is one-body molded.
The invention has the beneficial effects as follows: be different from existing plugging umbrella and generally by metal knitted, formed, during clinical use, alloy is exposed in blood and with tissue and contacts and easily cause thrombosis, the defects such as complication, stopper of the present invention consists of skeleton supporter and the diaphragm seal that is coated on skeleton supporting body surface, when clinical practice, diaphragm seal is by skeleton supporter and human body isolation, with blood, organize the diaphragm seal that only has of contact, not having metal material enters in blood, reduce the risk that complication occurs, and diaphragm seal material adopts nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, the organic membrane such as autologous or allosome vein, biocompatibility is good, human body repulsive interaction is little, physiological hazard is little, and diaphragm seal integral sealing, can not produce because blood infiltrates in diaphragm seal and cause thrombosis, improve the safety of clinical use.
Accompanying drawing explanation
Fig. 1 is the structural representation of stopper one embodiment of the present invention.
Number in the figure explanation:
10, skeleton supporter; 11, waist; 12, left disc; 13, right disc; 14, termination; 20, diaphragm seal.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1, the stopper integral body of present embodiment is dumbbell shaped, and stopper consists of with the diaphragm seal 20 that is coated on skeleton supporter 10 surfaces the skeleton supporter 10 of dumbbell shaped.
The whole satchel that forms sealing of diaphragm seal 20, skeleton supporter 10 is wrapped in wherein, when stopper is applied in operation, diaphragm seal 20 is by skeleton supporter 10 and the isolation of blood in human body in pipe, skeleton supporter 10 can not contact with blood, preventing that skeleton supporter 10 materials from incorporating in blood of human body leads to complications, the whole sealing of diaphragm seal 20 itself, and also anti-Hemostatic Oral Liquid enters in diaphragm seal 20 and causes thrombosis; Diaphragm seal 20 is organic membrane.
In one embodiment, the structure that diaphragm seal 20 is formed in one, it adopts single material to be shaped to the complete bag shaped structure with opening, when it wraps after skeleton supporter 10, again by opening by sewing up or the mode such as gummed seals, thereby make diaphragm seal 20 in the stopper after molding form the satchel of integral sealing.The material of diaphragm seal 20 can be nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, autologous or allosome vein, and other feasible organic membrane also can be used in structure of the present invention.
In a further embodiment, diaphragm seal 20 can be for being spliced by two or above membranoid substance, splicing form can be stitching, gummed etc., but guarantee the sealing of diaphragm seal 20 integral body, in stopper after molding, diaphragm seal 20 also forms the satchel of integral sealing equally, and skeleton supporter 10 is wrapped in wherein.The material that forms each membranoid substance of diaphragm seal 20 can be selected in following material: nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, autologous or allosome vein; The material of each membranoid substance can be identical can also be different, can in conjunction with the characteristic of each material, choose according to the architectural feature of the global shape of skeleton supporter and each several part.
Nylon is being commonly called as of Fypro, and English name Polyamide is called for short PA, can be used as medical suture, can blending or be purely spun into medical product.The basic composition material of terylene is polyethylene terephthalate, also claims polyester fiber (PET), and price is low, and intensity is good, and good springiness formalizes effective, smooth surface, and interior molecules is arranged closely.PTFE Chinese is politef, PTFE material is pure inertia, there is very strong biocompatibility, can not cause the repulsion of body, to human body without physiological side effects, thereby can be used for multiple rehabilitation solution, comprise for the artificial blood vessel of soft tissue regeneration and sticking patch and for blood vessel, heart, general surgery and orthopedic operation stitching.Autologous or allosome pericardium, tremulous pulse, vein are tunica vasculose in human body, can not cause that body repels.The material that diaphragm seal 20 adopts all has good biocompatibility with human body, when stopper is placed in human body, can not cause repulsive interaction, thereby reduce security risk.
Room, ventricular septal defect that stopper of the present invention need to seal while being applicable to the sealing of simple room, ventricular septal defect and patent ductus arteriosus or other congenital heart disease operation, can save operating time, also can be for Transcatheter Closure of Patent Ductus Arteriosus.Stopper can be looked at lower placement straight by surgeon, also can by surgeon, be laid through chamber mirror, can also be placed by carrier intravascular; If surgical object is three years old following child, because blood vessel is little, should select sizeable stopper, under breast or thoracoscope direct-view, lay.
The two ends of stopper can be rounded, also can ovalize or irregular shapes, and two ends can be symmetrical, also can be according to being asymmetric shape every damaged shape; Two ends shape can be identical, also can be different.
Being different from existing plugging umbrella is generally formed by metal knitted, during clinical use, alloy is exposed in blood and with tissue and contacts and easily cause thrombosis, the defects such as complication, stopper of the present invention consists of skeleton supporter and the diaphragm seal that is coated on skeleton supporting body surface, when clinical practice, diaphragm seal is by skeleton supporter and human body isolation, with blood, organize the diaphragm seal that only has of contact, not having metal material enters in blood, reduce the risk that complication occurs, and diaphragm seal material adopts nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, the organic membrane such as autologous or allosome vein, biocompatibility is good, human body repulsive interaction is little, physiological hazard is little, and diaphragm seal integral sealing, can not produce because blood infiltrates in diaphragm seal and cause thrombosis, improve the safety of clinical use.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (8)
1. a stopper, comprises skeleton supporter, it is characterized in that, also comprises diaphragm seal, and described diaphragm seal is coated on the surface of skeleton supporter, the whole satchel that forms sealing of described diaphragm seal; Described diaphragm seal is one-body molded, and diaphragm seal material is a kind of in following material: nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, autologous or allosome vein.
2. stopper according to claim 1, is characterized in that: described diaphragm seal forms the satchel of integral sealing by the mode of sewing up or glue together.
3. stopper according to claim 1, is characterized in that: described skeleton supporter material is metal, plastics or carbon.
4. stopper according to claim 1, is characterized in that: described skeleton supporter is dumbbell shaped, comprises waist and lays respectively at the left disc at waist two ends, right disc, and in the center of left and right disc, be provided with termination, described skeleton supporter is one-body molded.
5. a stopper, comprises skeleton supporter, it is characterized in that, also comprises diaphragm seal, and described diaphragm seal is coated on the surface of skeleton supporter, the whole satchel that forms sealing of described diaphragm seal; Described diaphragm seal is spliced by two or above membranoid substance, and the material of each membranoid substance is selected in following material: nylon cloth, woven dacron, PTFE, autologous or allosome pericardium, autologous or Arterial Allografts, autologous or allosome vein.
6. stopper according to claim 5, is characterized in that: described diaphragm seal forms the satchel of integral sealing by the mode of sewing up or glue together.
7. stopper according to claim 5, is characterized in that: described skeleton supporter material is metal, plastics or carbon.
8. stopper according to claim 5, is characterized in that: described skeleton supporter is dumbbell shaped, comprises waist and lays respectively at the left disc at waist two ends, right disc, and in the center of left and right disc, be provided with termination, described skeleton supporter is one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210179106.3A CN102697528B (en) | 2012-06-01 | 2012-06-01 | Closure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210179106.3A CN102697528B (en) | 2012-06-01 | 2012-06-01 | Closure device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102697528A CN102697528A (en) | 2012-10-03 |
| CN102697528B true CN102697528B (en) | 2014-02-26 |
Family
ID=46890798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210179106.3A Expired - Fee Related CN102697528B (en) | 2012-06-01 | 2012-06-01 | Closure device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102697528B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236606A (en) * | 2019-06-13 | 2019-09-17 | 广州启骏生物科技有限公司 | Postinfarction ventricular septal defect plugging device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1736345A (en) * | 2004-08-19 | 2006-02-22 | 深圳市先健科技股份有限公司 | Bioceramic stopper and preparation method thereof |
| CN1875894A (en) * | 2006-07-06 | 2006-12-13 | 何健峰 | Occlusive device for treating septal defect of congenital heart disease |
| CN201026219Y (en) * | 2006-10-23 | 2008-02-27 | 东莞科威医疗器械有限公司 | Plugging device for unclosed arterial duct or coloboma heart |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5812299A (en) * | 1999-09-07 | 2001-04-10 | Microvena Corporation | Retrievable septal defect closure device |
| US20030139819A1 (en) * | 2002-01-18 | 2003-07-24 | Beer Nicholas De | Method and apparatus for closing septal defects |
| US7144410B2 (en) * | 2003-09-18 | 2006-12-05 | Cardia Inc. | ASD closure device with self centering arm network |
-
2012
- 2012-06-01 CN CN201210179106.3A patent/CN102697528B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1736345A (en) * | 2004-08-19 | 2006-02-22 | 深圳市先健科技股份有限公司 | Bioceramic stopper and preparation method thereof |
| CN1875894A (en) * | 2006-07-06 | 2006-12-13 | 何健峰 | Occlusive device for treating septal defect of congenital heart disease |
| CN201026219Y (en) * | 2006-10-23 | 2008-02-27 | 东莞科威医疗器械有限公司 | Plugging device for unclosed arterial duct or coloboma heart |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102697528A (en) | 2012-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105916454B (en) | Occluder for left auricle | |
| CN104159524B (en) | Heart occlusion devices | |
| US11331458B2 (en) | Subcutaneous vascular assemblies for improving blood flow and related devices and methods | |
| CN103705315B (en) | Prevent the aortic valve stent of perivalvular leakage | |
| CN201098220Y (en) | Plugging device capable of reducing thrombus source | |
| WO2014190317A2 (en) | Left atrial appendage occlusion devices and methods | |
| CN104023646A (en) | Medical occlusion device | |
| CN102149424A (en) | Device for occluding vascular defects | |
| WO2020073972A1 (en) | Suture-free integrated branched film-covered stent blood vessel | |
| CN102274574A (en) | Surgical wound surface closed negative pressure drainage device | |
| CN105662512A (en) | Atrial appendage plugging implantation material | |
| CN107789094A (en) | Exempt to suture stent-graft, superlastic braiding retainer ring | |
| CN101283935B (en) | Blockage capable of reducing the thrombus source | |
| CN206934209U (en) | Branch type overlay film frame | |
| CN102697528B (en) | Closure device | |
| CN207429131U (en) | A kind of coronary artery fistula plugging device | |
| CN205903284U (en) | Damaged plugging device in atrium | |
| JP2020505181A (en) | Device and method for sealing a membrane | |
| CN100479784C (en) | Blocking device capable of contracting and expanding | |
| CN109310439A (en) | Non- implanted device and usage thereof for temporary closure blood vessel | |
| CN204121199U (en) | A kind of artificial bio-membrane is with valve blood vessel | |
| CN206910358U (en) | A kind of plugging device | |
| CN205339015U (en) | Atrium diverging device | |
| CN201337486Y (en) | Arterial blood vessel suture instrument | |
| CN205697863U (en) | A kind of tissue closes apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20140601 |