JP4680193B2 - 抑制機構及びその製造方法 - Google Patents
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Images
Classifications
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- 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
- A61F2/01—Filters implantable into blood vessels
- A61F2/013—Distal protection devices, i.e. devices placed distally in combination with another endovascular procedure, e.g. angioplasty or stenting
-
- 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
- A61F2/01—Filters implantable into blood vessels
- A61F2/011—Instruments for their placement or removal
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/97—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve the outer sleeve being splittable
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/00336—Surgical instruments, devices or methods for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means with a protective sleeve, e.g. retractable or slidable
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- A61B2017/00831—Material properties
- A61B2017/00862—Material properties elastic or resilient
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- 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
- A61F2/01—Filters implantable into blood vessels
- A61F2002/018—Filters implantable into blood vessels made from tubes or sheets of material, e.g. by etching or laser-cutting
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/966—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
- A61F2002/9665—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod with additional retaining means
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/0006—Rounded shapes, e.g. with rounded corners circular
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0067—Three-dimensional shapes conical
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Description
Claims (15)
- 複数の付勢ストラットを有する医療用装置とともに用いるための抑制機構であり、前記抑制機構は、
第一の端部及び第二の端部を有する長尺状のスパインであって、前記端部の少なくとも一つが、前記医療用装置の複数の付勢ストラットのうちの一つの付勢ストラットの一部を受承するようにサイズ化され、かつ構成される穴を画定する、スパインを含み、
前記長尺状のスパインは第一の側及び第二の側を更に含み、
少なくとも一つの分枝部が前記第一の側から延びるとともに複数の分枝部が前記第二の側から延びており、前記第一の側及び前記第二の側から延びる前記分枝部の各々は、作動部材を解放可能に係合するようにサイズ化され、かつ構成された中空部を画定し、
前記抑制機構は、前記作動部材が前記複数の分枝部の中空部と係合した場合に前記第一の側から延びる前記少なくとも一つの分枝部及び前記第二の側から延びる前記複数の分枝部が前記医療用装置の前記複数の付勢ストラットを少なくとも部分的に包囲するとともに同複数の付勢ストラットに抑制力を付与する、第一の形態を有し、かつ
前記抑制機構は、前記抑制機構の前記第一の側及び前記第二の側から延びる前記分枝部の中空部が前記作動部材とは係合しておらず、かつ同分枝部が前記複数の付勢ストラットに抑制力を付与しない、第二の形態を有する、
抑制機構。 - 前記第二の側から延びる前記複数の分枝部の少なくとも二つは、一定の間隙にて互いに離間されており、前記抑制機構が前記第一の形態にある場合に、前記間隙は前記第一の側から延びる前記少なくとも一つの分枝部を受承するのに十分な大きさを有する、請求項1に記載の抑制機構。
- 前記分枝部の各々は、前記第二の形態において、前記医療用装置の前記付勢ストラットから離れるように付勢される、請求項1に記載の抑制機構。
- 前記分枝部の中空部は前記長尺状のスパインから垂直に延びる、請求項1に記載の抑制機構。
- 前記分枝部の中空部は前記長尺状のスパインから非垂直に延びる、請求項1に記載の抑制機構。
- 前記抑制機構はニチノールからなる請求項1に記載の抑制機構。
- 前記長尺状のスパインの第一の端部又は第二の端部によって画定される穴は、前記第一の形態及び前記第二の形態において、前記医療用装置の前記複数の付勢ストラットのうちの一つの付勢ストラットの一部を受承する、請求項1に記載の抑制機構。
- 前記抑制機構が前記第一の形態にある場合には前記医療用装置は抑制され、かつ前記抑制機構が前記第二の形態にある場合には前記医療用装置は拡張される、請求項7に記載の抑制機構。
- 前記第一の形態において、前記作動部材は、前記医療用装置の前記複数の付勢ストラットに抑制力を付与する第二の部材と解放可能に係合する、請求項8に記載の抑制機構。
- 請求項1乃至9のいずれか一項に記載の抑制機構を製造するための方法において、前記方法は、
ほぼ平坦な部材上に、第一の端部、第二の端部、第一の側及び第二の側を有する長尺状のスパインと、前記長尺状のスパインの前記第一の側から延びる一つ以上の分枝部及び前記長尺状のスパインの前記第二の側から延びる複数の分枝部と、を有する抑制機構を形成する工程と、
前記長尺状のスパインの前記端部の少なくとも一つに、前記医療用装置の前記複数の付勢ストラットのうちの一つの付勢ストラットの一部を受承するようにサイズ化され、かつ構成される穴を形成する工程と、
前記長尺状のスパインから延びる前記分枝部の各々に、作動部材と解放可能に係合されるようにサイズ化され、かつ構成される穴を形成する工程と、
前記ほぼ平坦な部材から前記抑制機構を取り除いて、前記複数の付勢ストラットを有する医療用装置において使用するために同抑制機構を成形する工程と、
からなる方法。 - 前記成形工程は加熱処理により実施される請求項10に記載の方法。
- 前記成形工程によって平坦化されていない抑制機構が得られる、請求項10に記載の方法。
- 前記ほぼ平坦な部材は形状記憶材料からなる請求項10に記載の方法。
- 前記機構を形成する工程はエッチングにより実施される請求項10に記載の方法。
- 請求項10に記載の方法は、前記平坦な部材の一つ以上の領域を検査する工程を更に含み、それにより前記一つ以上の領域の各々において均一な厚みが確実に得られる方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50243503P | 2003-09-12 | 2003-09-12 | |
US50315403P | 2003-09-15 | 2003-09-15 | |
US10/936,857 US8535344B2 (en) | 2003-09-12 | 2004-09-09 | Methods, systems, and devices for providing embolic protection and removing embolic material |
US10/936,886 US7699865B2 (en) | 2003-09-12 | 2004-09-09 | Actuating constraining mechanism |
PCT/US2004/029874 WO2005027787A2 (en) | 2003-09-12 | 2004-09-10 | Actuating constraining mechanism |
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JP2007504913A JP2007504913A (ja) | 2007-03-08 |
JP4680193B2 true JP4680193B2 (ja) | 2011-05-11 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006526378A Expired - Fee Related JP4680193B2 (ja) | 2003-09-12 | 2004-09-10 | 抑制機構及びその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7699865B2 (ja) |
EP (1) | EP1663064A4 (ja) |
JP (1) | JP4680193B2 (ja) |
CA (1) | CA2538565A1 (ja) |
WO (1) | WO2005027787A2 (ja) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2191790A3 (en) * | 2003-05-19 | 2012-10-17 | SeptRx, Inc. | Tissue distention device and related methods for therapeutic intervention |
US20080172066A9 (en) * | 2005-07-29 | 2008-07-17 | Galdonik Jason A | Embolectomy procedures with a device comprising a polymer and devices with polymer matrices and supports |
US7778684B2 (en) * | 2005-08-08 | 2010-08-17 | Boston Scientific Scimed, Inc. | MRI resonator system with stent implant |
US20080161825A1 (en) * | 2006-11-20 | 2008-07-03 | Stout Medical Group, L.P. | Anatomical measurement tool |
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-
2004
- 2004-09-09 US US10/936,886 patent/US7699865B2/en not_active Expired - Fee Related
- 2004-09-10 EP EP04783916A patent/EP1663064A4/en not_active Withdrawn
- 2004-09-10 CA CA002538565A patent/CA2538565A1/en not_active Abandoned
- 2004-09-10 WO PCT/US2004/029874 patent/WO2005027787A2/en active Application Filing
- 2004-09-10 JP JP2006526378A patent/JP4680193B2/ja not_active Expired - Fee Related
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US7699865B2 (en) | 2010-04-20 |
WO2005027787A2 (en) | 2005-03-31 |
CA2538565A1 (en) | 2005-03-31 |
US20050085848A1 (en) | 2005-04-21 |
EP1663064A4 (en) | 2008-07-30 |
WO2005027787B1 (en) | 2005-06-23 |
JP2007504913A (ja) | 2007-03-08 |
WO2005027787A3 (en) | 2005-05-19 |
EP1663064A2 (en) | 2006-06-07 |
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