JP5051234B2 - 医療機器の耐久試験装置及び耐久試験方法 - Google Patents
医療機器の耐久試験装置及び耐久試験方法 Download PDFInfo
- Publication number
- JP5051234B2 JP5051234B2 JP2009531143A JP2009531143A JP5051234B2 JP 5051234 B2 JP5051234 B2 JP 5051234B2 JP 2009531143 A JP2009531143 A JP 2009531143A JP 2009531143 A JP2009531143 A JP 2009531143A JP 5051234 B2 JP5051234 B2 JP 5051234B2
- Authority
- JP
- Japan
- Prior art keywords
- blood vessel
- simulated blood
- stent
- simulated
- durability test
- 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
- 238000012360 testing method Methods 0.000 title claims description 59
- 238000010998 test method Methods 0.000 title claims description 7
- 210000004204 blood vessel Anatomy 0.000 claims description 159
- 230000008602 contraction Effects 0.000 claims description 19
- 238000005452 bending Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 210000001105 femoral artery Anatomy 0.000 description 20
- 239000007788 liquid Substances 0.000 description 15
- 230000003872 anastomosis Effects 0.000 description 12
- 230000006399 behavior Effects 0.000 description 11
- 239000002473 artificial blood Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 229920001296 polysiloxane Polymers 0.000 description 6
- 238000012549 training Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 208000031481 Pathologic Constriction Diseases 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000008055 phosphate buffer solution Substances 0.000 description 3
- 230000036262 stenosis Effects 0.000 description 3
- 208000037804 stenosis Diseases 0.000 description 3
- 206010005746 Blood pressure fluctuation Diseases 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 210000004351 coronary vessel Anatomy 0.000 description 2
- 210000002414 leg Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 230000000541 pulsatile effect Effects 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 230000035485 pulse pressure Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001715 carotid artery Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
- 239000011886 peripheral blood Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2240/001—Designing or manufacturing processes
- A61F2240/008—Means for testing implantable prostheses
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Prostheses (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Instructional Devices (AREA)
Description
前記模擬血管は、自然長の状態から引張力が作用した伸長状態で前記支持手段に支持され、
前記支持手段は、前記駆動手段の駆動により、前記伸長状態の前記模擬血管をねじれ変形させながら伸縮変形させる、という構成を採っている。
14 第1のモータ(駆動手段)
15 第2のモータ(駆動手段)
31 模擬血管
32 第1の保持部材(支持手段)
33 第2の保持部材(支持手段)
Claims (3)
- 所定の弾性体からなる模擬血管と、この模擬血管の延出方向の両端部分を支持するとともに、当該両端部分を相対回転可能且つ離間接近可能に動作する支持手段と、前記支持手段を動作させる駆動手段とを備え、
前記模擬血管は、自然長の状態から引張力が作用した伸長状態で前記支持手段に支持され、
前記支持手段は、前記駆動手段の駆動により、前記伸長状態の前記模擬血管をねじれ変形させながら伸縮変形させることを特徴とする医療機器の耐久試験装置。 - 前記模擬血管は、前記伸縮変形時に曲げ変形の発生を不能とする前記伸長状態で前記支持手段に支持されていることを特徴とする請求項1記載の医療機器の耐久試験装置。
- 所定の弾性体からなる模擬血管に対し、所定の引張力を付与した状態で、当該模擬血管をねじれ変形させながら伸縮変形させる動作を繰り返し行うことを特徴とする医療機器の耐久試験方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009531143A JP5051234B2 (ja) | 2007-09-07 | 2008-02-29 | 医療機器の耐久試験装置及び耐久試験方法 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007233460 | 2007-09-07 | ||
JP2007233460 | 2007-09-07 | ||
JP2009531143A JP5051234B2 (ja) | 2007-09-07 | 2008-02-29 | 医療機器の耐久試験装置及び耐久試験方法 |
PCT/JP2008/053636 WO2009031329A1 (ja) | 2007-09-07 | 2008-02-29 | 医療機器の耐久試験装置及び耐久試験方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2009031329A1 JPWO2009031329A1 (ja) | 2010-12-09 |
JP5051234B2 true JP5051234B2 (ja) | 2012-10-17 |
Family
ID=40428654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009531143A Active JP5051234B2 (ja) | 2007-09-07 | 2008-02-29 | 医療機器の耐久試験装置及び耐久試験方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8491308B2 (ja) |
EP (1) | EP2184035B1 (ja) |
JP (1) | JP5051234B2 (ja) |
WO (1) | WO2009031329A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104568615A (zh) * | 2014-12-19 | 2015-04-29 | 常州乐奥医疗科技有限公司 | 一种自膨式支架检测装置 |
CN105241767A (zh) * | 2015-11-24 | 2016-01-13 | 常州乐奥医疗科技有限公司 | 一种自膨式支架扭转测试装置 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8241042B2 (en) * | 2009-06-15 | 2012-08-14 | Fluke Corporation | Dynamic pulse simulator |
DE102009050576B4 (de) * | 2009-10-23 | 2013-09-12 | Institut für Implantattechnologie und Biomaterialien e.V. | Vorrichtung und Verfahren zum Prüfen der Dauerfestigkeit eines Gefäßimplantats |
EP2627973A4 (en) * | 2010-10-12 | 2018-01-17 | Endospan Ltd | Accelerated bench-testing of medical devices |
CN102175541B (zh) * | 2011-03-01 | 2013-04-03 | 东华大学 | 人造血管体外模拟弯折疲劳老化装置及其测试方法 |
CN102564877B (zh) * | 2012-01-05 | 2014-04-16 | 东华大学 | 腔内隔绝术用人造血管扭转疲劳模拟装置及其测试方法 |
FR3007522B1 (fr) * | 2013-06-20 | 2015-07-03 | Ecole Nationale Superieure De Mecanique Et D Aerotechnique | Dispositif de sollicitations mecaniques en traction/compression et/ou torsion |
DE102014114766A1 (de) * | 2014-10-13 | 2016-04-14 | Biotronik Ag | Testverfahren zur Ermittlung von Kennwerten der Materialermüdung an Stents |
US9642696B2 (en) * | 2015-04-20 | 2017-05-09 | Medtronic Vascular, Inc. | Dilatation tester for a stent-graft prosthesis |
JP6551845B2 (ja) * | 2016-02-12 | 2019-07-31 | 学校法人早稲田大学 | 医療用試験対象物の耐久性試験装置及び耐久性試験方法 |
CN107068202B (zh) * | 2017-05-25 | 2023-09-12 | 四川宏华石油设备有限公司 | 一种非直线管长度调试装置 |
US10898329B2 (en) * | 2019-01-25 | 2021-01-26 | Edwards Lifesciences Corporation | Testing apparatus for prosthetic device |
CN110031346A (zh) * | 2019-03-04 | 2019-07-19 | 深圳市美好创亿医疗科技有限公司 | 硅酮支架耐久性测试装置及方法 |
CN110806360A (zh) * | 2019-11-28 | 2020-02-18 | 西南石油大学 | 一种复杂载荷旋转疲劳试验仪 |
WO2022064540A1 (en) * | 2020-09-27 | 2022-03-31 | Jordan University Of Science And Technology | Blood vessels' quality testing device |
CN112213213A (zh) * | 2020-10-10 | 2021-01-12 | 官秋茹 | 一种医疗导管弯曲疲劳性能测试设备 |
CN112255129B (zh) * | 2020-10-22 | 2023-06-27 | 江苏理工学院 | 一种血管支架体外扭转加载装置 |
CN112485132B (zh) * | 2020-11-19 | 2024-01-19 | 东莞市镁安医疗器械有限公司 | 一种血管支架扭转测试装置 |
CN112798241A (zh) * | 2020-12-28 | 2021-05-14 | 中检华通威国际检验(苏州)有限公司 | 一种针对温度变换的医疗器械可靠性检测方法 |
CN114459746A (zh) * | 2022-02-15 | 2022-05-10 | 上海锐淅医学科技有限公司 | 一种植入物疲劳测试设备 |
CN115711809B (zh) * | 2022-11-15 | 2023-08-18 | 山东科技大学 | 复合载荷下的全尺寸岩体锚杆锚固性能的试验系统及方法 |
CN117030492B (zh) * | 2023-07-28 | 2024-03-12 | 苏州邦伊医疗科技有限公司 | 一种医用导管测试设备 |
CN117760718B (zh) * | 2024-02-22 | 2024-04-26 | 湖南普晖生物科技有限公司 | 一种用于手术器械性能测试的装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000342692A (ja) * | 1999-06-04 | 2000-12-12 | Univ Waseda | 人工冠動脈及び冠動脈ステント性能評価シミュレータ |
JP2005278828A (ja) * | 2004-03-29 | 2005-10-13 | Yamaguchi Univ | ステント力学特性測定装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3224259A (en) * | 1962-01-16 | 1965-12-21 | Instron Corp | Specimen grip for tensile testing apparatus |
US3335603A (en) * | 1965-03-17 | 1967-08-15 | Mts System Corp | Grips for testing machine |
US3664182A (en) * | 1971-02-25 | 1972-05-23 | Thomas W Butler | Tension-torsion testing machine |
US6810751B2 (en) * | 2002-07-29 | 2004-11-02 | Michael R. Moreno | Method and apparatus for vascular durability and fatigue testing |
GB0229274D0 (en) * | 2002-12-16 | 2003-01-22 | Anson Medical Ltd | Instrument for testing pulsatile endurance of vascular implants |
JP2006192228A (ja) | 2005-01-11 | 2006-07-27 | Masaya Nagai | 簡易・安全・防犯型スチーム・バス・システム |
JP2006192229A (ja) | 2005-01-12 | 2006-07-27 | Keisuke Uemori | エンラーンカード |
JP2006192230A (ja) | 2005-01-12 | 2006-07-27 | Yamato Shoji Nire:Kk | 飾りボタン等の装身具及びその製造方法 |
JP4459833B2 (ja) | 2005-01-12 | 2010-04-28 | 久義 丹藤 | 手袋の洗い、乾燥の補助具 |
-
2008
- 2008-02-29 WO PCT/JP2008/053636 patent/WO2009031329A1/ja active Application Filing
- 2008-02-29 EP EP08721056.3A patent/EP2184035B1/en active Active
- 2008-02-29 JP JP2009531143A patent/JP5051234B2/ja active Active
- 2008-02-29 US US12/676,735 patent/US8491308B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000342692A (ja) * | 1999-06-04 | 2000-12-12 | Univ Waseda | 人工冠動脈及び冠動脈ステント性能評価シミュレータ |
JP2005278828A (ja) * | 2004-03-29 | 2005-10-13 | Yamaguchi Univ | ステント力学特性測定装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104568615A (zh) * | 2014-12-19 | 2015-04-29 | 常州乐奥医疗科技有限公司 | 一种自膨式支架检测装置 |
CN105241767A (zh) * | 2015-11-24 | 2016-01-13 | 常州乐奥医疗科技有限公司 | 一种自膨式支架扭转测试装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2009031329A1 (ja) | 2009-03-12 |
EP2184035A1 (en) | 2010-05-12 |
JPWO2009031329A1 (ja) | 2010-12-09 |
EP2184035A4 (en) | 2017-08-09 |
US20100291524A1 (en) | 2010-11-18 |
EP2184035B1 (en) | 2019-10-16 |
US8491308B2 (en) | 2013-07-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5051234B2 (ja) | 医療機器の耐久試験装置及び耐久試験方法 | |
US7472604B2 (en) | Method and apparatus for vascular durability and fatigue testing | |
US20030110830A1 (en) | Methods and apparatuses for measuring the compliance of stents and stented grafts | |
JP4968821B2 (ja) | 血管動作シミュレータ | |
US8403676B2 (en) | Anatomical model | |
JP4968822B2 (ja) | 血管動作シミュレータ | |
US8196478B2 (en) | Fatigue test system and method of testing of tubular implant structures | |
WO2007100090A1 (ja) | 心臓外科手術の訓練評価システム | |
US20140322688A1 (en) | System for evaluating cardiac surgery training | |
JP2005504350A (ja) | 血管奇形の模型システムを製造する方法 | |
JP4166905B2 (ja) | 人工冠動脈及び冠動脈ステント性能評価シミュレータ | |
MXPA05006404A (es) | Metodo y aparato para probar la resistencia pulsatil de un implante vascular. | |
JP4822335B2 (ja) | 血管動作シミュレータ | |
WO2017165969A1 (en) | Apparatus for simulating a cardiovascular system | |
JP4822521B2 (ja) | 血管動作シミュレータ | |
EP3220375B1 (en) | Training device and training device system | |
Raghavan et al. | Introduction to biomechanics related to endovascular repair of abdominal aortic aneurysm | |
JP6551845B2 (ja) | 医療用試験対象物の耐久性試験装置及び耐久性試験方法 | |
Gu et al. | Nonlinear finite element simulation to elucidate the efficacy of slit arteriotomy for end-to-side arterial anastomosis in microsurgery | |
Sathe et al. | Flexible prosthetic vein valve | |
Kueh | Redesign and quantitative assessment of an accelerated venous valve fatigue apparatus | |
CN113654772B (zh) | 一种血管支架的复合加载装置、疲劳测试设备及方法 | |
WO2023228255A1 (ja) | 筒状臓器関連病変モデルおよびその製造方法など | |
JP2005221574A (ja) | 脈管模型およびその製造方法 | |
CN117664538A (zh) | 一种用于心室减容装置的测试设备及其测试方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20110127 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120709 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120709 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5051234 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150803 Year of fee payment: 3 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |