CN104352260B - Left atrial appendage occlusion system - Google Patents
Left atrial appendage occlusion system Download PDFInfo
- Publication number
- CN104352260B CN104352260B CN201410537620.9A CN201410537620A CN104352260B CN 104352260 B CN104352260 B CN 104352260B CN 201410537620 A CN201410537620 A CN 201410537620A CN 104352260 B CN104352260 B CN 104352260B
- Authority
- CN
- China
- Prior art keywords
- disk
- anchor
- atrial appendage
- appendage occlusion
- occlusion system
- 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.)
- Active
Links
- 210000005248 left atrial appendage Anatomy 0.000 title claims abstract description 59
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 claims abstract description 51
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 229910001000 nickel titanium Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 17
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 10
- 239000000956 alloy Substances 0.000 claims abstract description 10
- 238000009954 braiding Methods 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 208000007536 Thrombosis Diseases 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 14
- 206010003658 Atrial Fibrillation Diseases 0.000 description 9
- 238000013461 design Methods 0.000 description 9
- 210000002837 heart atrium Anatomy 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 238000002513 implantation Methods 0.000 description 6
- 238000009941 weaving Methods 0.000 description 6
- 206010008190 Cerebrovascular accident Diseases 0.000 description 5
- 208000006011 Stroke Diseases 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 230000002490 cerebral effect Effects 0.000 description 5
- 238000001356 surgical procedure Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 208000033999 Device damage Diseases 0.000 description 2
- 208000005189 Embolism Diseases 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000010100 anticoagulation Effects 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 241001553178 Arachis glabrata Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 208000001435 Thromboembolism Diseases 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 206010003119 arrhythmia Diseases 0.000 description 1
- 230000006793 arrhythmia Effects 0.000 description 1
- 230000001746 atrial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 206010061592 cardiac fibrillation Diseases 0.000 description 1
- 238000013194 cardioversion Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002651 drug therapy Methods 0.000 description 1
- 238000010041 electrostatic spinning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002600 fibrillogenic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000014571 nuts Nutrition 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000001732 thrombotic effect Effects 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12122—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder within the heart
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12168—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure
- A61B17/12172—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure having a pre-set deployed three-dimensional shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B2017/1205—Introduction devices
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Vascular Medicine (AREA)
- Reproductive Health (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Cardiology (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (6)
- A kind of 1. left atrial appendage occlusion system, it is characterised in that:Including closure disk and anchor disk, described closure disk is closed using NiTi Spun gold is woven, thermally treated to be shaped as disk-like structure, and described anchor disk is also woven using nitinol alloy wire, thermally treated shaping Into column structure, both ends are fixed with steel bushing, and the anchor disk comprises at least a crin, and the crin is by the more Nitinols Silk is close around into when the anchor disk is in appropriate location, nitinol alloy wire described in wherein at least one is from the anchor disk It is middle to be stretched out to tiltedly outer direction, pierced as anchor, the length of each anchor thorn is 0.5-10 millimeters, points to the closure disk, in addition A piece titanium-nickel wire also exists as a silk in mesh grid, plays a part of connection two steel bushings, in addition to pusher up and down, The threaded one end of the closure disk connects the pusher, wherein, pusher applies pulling force effect recovery left atrial appendage occlusion system When, towards the oblique lateral direction of steel bushing when being changed into shrinking towards the oblique lateral direction shape for blocking disk when the anchor thorn can be from deploying.
- 2. left atrial appendage occlusion system as claimed in claim 1, it is characterised in that:During the anchor disk expansion, the anchor disk Left auricle of heart inwall is propped up, the anchor thorn is pierced into left auricle of heart inwall, to stablize fixation of the anchor disk in left auricle of heart.
- 3. left atrial appendage occlusion system as claimed in claim 1, it is characterised in that:PTFE or PET resistances are sutured on the closure disk Flow film.
- 4. left atrial appendage occlusion system as claimed in claim 1, it is characterised in that:The closure disk and the anchor disk can be overall Braiding, it is thermally treated to form.
- 5. left atrial appendage occlusion system as claimed in claim 1, it is characterised in that:One end of the closure disk is equipped with threaded connection Device is connected with conveying push rod.
- 6. left atrial appendage occlusion system as claimed in claim 1, it is characterised in that:One end of the closure disk is equipped with multiple metals Silk, the wire have the larger end of volume, and the end can be stuck between the connector of pusher, the closure disk and institute Pusher is stated as flexible connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410537620.9A CN104352260B (en) | 2014-10-13 | 2014-10-13 | Left atrial appendage occlusion system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410537620.9A CN104352260B (en) | 2014-10-13 | 2014-10-13 | Left atrial appendage occlusion system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104352260A CN104352260A (en) | 2015-02-18 |
CN104352260B true CN104352260B (en) | 2017-11-21 |
Family
ID=52519645
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410537620.9A Active CN104352260B (en) | 2014-10-13 | 2014-10-13 | Left atrial appendage occlusion system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104352260B (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108024813B (en) * | 2015-07-13 | 2020-12-15 | 曼威医疗技术有限公司 | Method and device for left atrial appendage occlusion |
CN104958087B (en) * | 2015-07-28 | 2018-09-25 | 杭州诺茂医疗科技有限公司 | A kind of occluder for left auricle |
CN105054985B (en) * | 2015-07-28 | 2018-05-01 | 杭州诺茂医疗科技有限公司 | A kind of improved occluder for left auricle |
CN106923884B (en) * | 2015-12-31 | 2018-12-21 | 先健科技(深圳)有限公司 | Occluder for left auricle |
CN106923886B (en) | 2015-12-31 | 2022-04-22 | 先健科技(深圳)有限公司 | Left auricle plugging device |
CN105662516A (en) * | 2016-03-03 | 2016-06-15 | 上海普实医疗器械科技有限公司 | Left aurcle plugging device |
CN105832375B (en) * | 2016-03-14 | 2018-01-16 | 北京迈迪顶峰医疗科技有限公司 | A kind of atrial appendage occlusion device |
CN106994030B (en) * | 2016-06-15 | 2020-03-10 | 先健科技(深圳)有限公司 | Left auricle plugging device |
CN106344100B (en) * | 2016-10-11 | 2019-04-19 | 北京工业大学 | Occluder for left auricle |
CN107049373B (en) * | 2017-02-08 | 2023-09-26 | 宁波迪创医疗科技有限公司 | Plugging device |
WO2019161072A1 (en) * | 2018-02-14 | 2019-08-22 | Boston Scientific Scimed, Inc. | Occlusive medical device |
CN108729026A (en) * | 2018-08-16 | 2018-11-02 | 哈尔滨工业大学 | A kind of method and application preparing heart occluder choked flow film based on electrostatic spinning |
CN109464173B (en) * | 2018-12-20 | 2024-04-02 | 先健科技(深圳)有限公司 | Plugging device |
CN113017716B (en) * | 2019-12-09 | 2023-01-03 | 先健科技(深圳)有限公司 | Plugging device |
CN116019607B (en) * | 2021-11-22 | 2024-02-23 | 武汉唯柯医疗科技有限公司 | Atrial shunt pressure reducing device |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997026939A1 (en) * | 1994-07-08 | 1997-07-31 | Microvena Corporation | Method and apparatus for occluding aneurysms |
CN1799521A (en) * | 2006-01-16 | 2006-07-12 | 孔祥清 | Automatically positioned left auricle block instrument |
CN101518470A (en) * | 2007-12-28 | 2009-09-02 | Aga医药有限公司 | Percutaneous catheter directed intravascular occlusion device |
CN102805654A (en) * | 2011-06-01 | 2012-12-05 | 先健科技(深圳)有限公司 | Occluder for left auricle |
CN102985014A (en) * | 2010-05-23 | 2013-03-20 | 奥特鲁泰克控股有限公司 | Medical implant and manufacturing method thereof |
WO2013060855A1 (en) * | 2011-10-27 | 2013-05-02 | Occlutech Holding Ag | A medical implant, a kit and a method of manufacturing a 3d fabric of strands for forming a medical implant |
-
2014
- 2014-10-13 CN CN201410537620.9A patent/CN104352260B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997026939A1 (en) * | 1994-07-08 | 1997-07-31 | Microvena Corporation | Method and apparatus for occluding aneurysms |
CN1799521A (en) * | 2006-01-16 | 2006-07-12 | 孔祥清 | Automatically positioned left auricle block instrument |
CN101518470A (en) * | 2007-12-28 | 2009-09-02 | Aga医药有限公司 | Percutaneous catheter directed intravascular occlusion device |
CN102985014A (en) * | 2010-05-23 | 2013-03-20 | 奥特鲁泰克控股有限公司 | Medical implant and manufacturing method thereof |
CN102805654A (en) * | 2011-06-01 | 2012-12-05 | 先健科技(深圳)有限公司 | Occluder for left auricle |
WO2013060855A1 (en) * | 2011-10-27 | 2013-05-02 | Occlutech Holding Ag | A medical implant, a kit and a method of manufacturing a 3d fabric of strands for forming a medical implant |
Also Published As
Publication number | Publication date |
---|---|
CN104352260A (en) | 2015-02-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104352260B (en) | Left atrial appendage occlusion system | |
CN104352261B (en) | Occluder for left auricle | |
US11547417B2 (en) | Left atrial appendage occluder | |
CN204181679U (en) | Occluder for left auricle | |
CN105916454B (en) | Occluder for left auricle | |
CN204181678U (en) | Left atrial appendage occlusion system | |
CN102805654B (en) | Occluder for left auricle | |
CN106901792B (en) | Occluder for left auricle | |
JP2015501691A (en) | Medical occlusion device | |
JP2019502521A (en) | Decomposable occluder | |
CN102985014A (en) | Medical implant and manufacturing method thereof | |
WO2017148102A1 (en) | Left atrial appendage occluder and fabricating method therefor | |
EP2387951A1 (en) | Braided medical device and manufacturing method therefore | |
CN201082203Y (en) | Heart defect occluder device | |
CN106137302B (en) | Auricle clamp | |
CN101773418A (en) | Cardiac ventricular septal defect closer | |
CN108472031B (en) | Left auricle plugging device | |
CN114587472B (en) | Plugging device | |
WO2022252878A1 (en) | Implantation device having fishbone-shaped anchoring structures and delivery system therefor | |
CN204092085U (en) | A kind of percutaneous occluder for left auricle | |
WO2015002625A1 (en) | The occluder device for cardiovascular system | |
CN106333725A (en) | Left aurcle plugging device and left aurcle plugging apparatus | |
CN211583280U (en) | Coated plugging device | |
CN206275717U (en) | Auricle clamp | |
CN105326536A (en) | Percutaneous left atrial appendage occluder |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: SHENZHEN KEYIDUN BIOMEDICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHEN YILONG Effective date: 20150529 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20150529 Address after: 1301-1, Silver Star Science and technology building in C District of Longhua District Guanlan Street sightseeing road 518000 Guangdong city of Shenzhen province 806 Applicant after: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. Address before: 518000 talent market building, Baoan North Road, Shenzhen, Guangdong, Luohu District Applicant before: Chen Yilong |
|
CB02 | Change of applicant information |
Address after: 518118 Guangdong province Shenzhen City Pingshan Pingshan Street industrial area planning five road No. 1 Applicant after: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. Address before: 1301-1, Silver Star Science and technology building in C District of Longhua District Guanlan Street sightseeing road 518000 Guangdong city of Shenzhen province 806 Applicant before: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 518118 Guangdong province Shenzhen City Ping mountain Pingshan Street industrial zone planning five road No. 1 Applicant after: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. Address before: 518118 Guangdong province Shenzhen City Pingshan Pingshan Street industrial area planning five road No. 1 Applicant before: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240529 Address after: 518118 no.502, xinlitai Medical Science Park, No.1, Guihua 5th Road, Zhukeng community, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. Country or region after: China Patentee after: Shenzhen Xinlitai Medical Equipment Co.,Ltd. Address before: 518110 No. 1, Guihua fifth road, large industrial zone, Pingshan street, Pingshan District, Shenzhen, Guangdong Patentee before: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. Country or region before: China |