JP6435041B2 - ラチェット作動式血管インターベンション装置送達システム - Google Patents
ラチェット作動式血管インターベンション装置送達システム Download PDFInfo
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- 210000003813 thumb Anatomy 0.000 claims description 45
- 229910000639 Spring steel Inorganic materials 0.000 claims description 4
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- 238000000034 method Methods 0.000 description 13
- 210000004204 blood vessel Anatomy 0.000 description 6
- 239000004033 plastic Substances 0.000 description 5
- 230000000087 stabilizing effect Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 0 CN(C=CC=C)C(*)=CC=* Chemical compound CN(C=CC=C)C(*)=CC=* 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
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- 230000007423 decrease Effects 0.000 description 1
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- 239000012530 fluid Substances 0.000 description 1
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- 239000002991 molded plastic Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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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
- A61F2/95—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
-
- 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
-
- 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
- A61F2/844—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
-
- 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
- A61F2/9517—Instruments specially adapted for placement or removal of stents or stent-grafts handle assemblies therefor
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
- A61B2017/00407—Ratchet 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
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0069—Three-dimensional shapes cylindrical
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Surgical Instruments (AREA)
Description
Claims (16)
- 血管インターベンション装置送達システムであって、
ハンドルと、
前記ハンドルに回転可能に取り付けられ、半径方向外向き親指用表面と、ラチェットの半径方向内向きラチェット表面とを有するサムホイールと、
前記ハンドルに取り付けられた近位端、および血管インターベンション装置を取り付けるための遠位キャリヤ部分を有するカテーテルと、
前記遠位キャリヤ部分を覆う第1の位置から、前記遠位キャリヤ部分を露出する近位方向に後退された第2の位置へ移動可能である後退可能なシースと、
前記サムホイールおよび前記後退可能なシースの間に伸びる引き紐と、
前記ハンドル内に取り付けられ、前記ラチェット表面と接触する受止具を有する前記ラチェットのラチェット爪とを含み、
前記ハンドルは前記サムホイールと同軸状にして延びる横断面が正多角形様とされたハブを有し、
前記ラチェット爪が前記ハブの横断面に一致する正多角形様とされた横断面で前記ハブに嵌合されて当該ラチェット爪が前記ラチェット表面の半径方向内側で、前記ハブに対して回転しないように取り付けられるようにする中央開口を有し、該中央開口を該ハブに対して複数の角度位置で組み付けることができるようにされており、
前記ラチェットは前記サムホイールを前方方向に回転しないように固定し、前記後退可能なシースは前記サムホイールの逆方向の回転に応答して移動する、
血管インターベンション装置送達システム。 - ハンドルと、
前記ハンドルに回転可能に取り付けられ、半径方向外向き親指用表面と、ラチェットの半径方向内向きラチェット表面とを有するサムホイールと、
前記ハンドルに取り付けられた近位端、および血管インターベンション装置を取り付けるための遠位キャリヤ部分を有するカテーテルと、
前記遠位キャリヤ部分を覆う第1の位置から、前記遠位キャリヤ部分を露出する近位方向に後退された第2の位置へ移動可能である後退可能なシースと、
前記サムホイールおよび前記後退可能なシースの間に伸びる引き紐と、
前記ハンドル内に取り付けられ、前記ラチェット表面と接触する受止具を有する前記ラチェットのラチェット爪とを含み、
前記ラチェットは前記サムホイールを前方方向に回転しないように固定し、前記後退可能なシースは前記サムホイールの逆方向の回転に応答して移動するようになされた、血管インターベンション装置送達システムであって、
更に、ロック位置とロック解除位置の間で移動可能なロック装置を含み、
前記ロック装置が、前記ハンドル内に配置されたラッチであって、前記ラッチが前記半径方向外向き親指用表面と係合する前記ロック位置と、前記ラッチが前記半径方向外向き親指用表面との接触から切り離される前記ロック解除位置との間で線に沿って移動可能であるラッチと、
少なくとも部分的に前記ハンドルの外側に配置され、前記ラッチを前記ロック位置から前記ロック解除位置へ移動するために動作可能に結合されているプッシャと
を含む、血管インターベンション装置送達システム。 - 前記プッシャが、前記ラッチに取り付けられかつ前記線に対して垂直に方向付けられた支柱と係合するくさびを含む、請求項2に記載の血管インターベンション装置送達システム。
- 前記ラチェット爪が、3つの異なる場所で前記ラチェット表面と同時に接触する3つの受止具を含む、請求項1〜3のいずれか一項に記載の血管インターベンション装置送達システム。
- 前記3つの受止具のそれぞれがリビングヒンジによって前記ラチェット爪の中央本体に取り付けられる、請求項4に記載の血管インターベンション装置送達システム。
- 前記ラチェット表面が、前記サムホイールの1回転あたり少なくとも50個のストッパを画定する、請求項1〜5のいずれか一項に記載の血管インターベンション装置送達システム。
- 前記受止具が、ばね鋼の変形された帯であり、
前記ラチェット表面が、4つの90度の回転角度のそれぞれにおいて複数のストッパを好ましくは画定する、請求項2又は3のいずれか一項に記載の血管インターベンション装置送達システム。 - 前記ハンドルが軸を定め、前記軸と平行に方向付けられたS字形の溝を画定し、
前記受止具が前記S字形の溝に収容され、
前記サムホイールが前記軸の周りで回転するように取り付けられる、請求項2、3、7の何れか一項に記載の血管インターベンション装置送達システム。 - 前記帯が幅を有し、前記幅全体で前記ラチェット表面と接触する、請求項8に記載の血管インターベンション装置送達システム。
- 前記帯が前記サムホイールの半径よりも長い長さを有する、請求項9に記載の血管インターベンション装置送達システム。
- 前記受止具の端部から前記軸まで伸びる線が前記引き紐と直交する、請求項10に記載の血管インターベンション装置送達システム。
- 前記シースと前記カテーテルの前記遠位キャリヤ部分との間に半径方向に配置された自己拡張型ステントを含む、請求項1〜11のいずれか一項に記載の血管インターベンション装置送達システム。
- 前記サムホイールのスプールに巻き付けられるように逆方向に戻るために前記引き紐が周りに巻き付くアイドラホイールを含む、請求項1〜12のいずれか一項に記載の血管インターベンション装置送達システム。
- 前記後退可能なシースが、前記サムホイールの逆方向の回転に応答して前記第2の位置へ移動する、請求項1〜13のいずれか一項に記載の血管インターベンション装置送達システム。
- 前記引き紐が接続箱を通って伸びる、請求項1〜14のいずれか一項に記載の血管インターベンション装置送達システム。
- 前記ラチェット爪が、前記サムホイールを回転に関して支持するために前記ラチェット表面と接触する案内構造を有し、好ましくは前記案内構造は前記サムホイールの唯一の回転支持を提供し、および好ましくは、前記案内構造は、1つまたは複数の受止具と一体的に形成された複数のアームを含む、請求項1〜15のいずれか一項に記載の血管インターベンション装置送達システム。
Applications Claiming Priority (3)
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US201462050388P | 2014-09-15 | 2014-09-15 | |
US62/050,388 | 2014-09-15 | ||
PCT/US2015/044040 WO2016043860A1 (en) | 2014-09-15 | 2015-08-06 | Ratchet operated vascular intervention device delivery system |
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JP2017526476A JP2017526476A (ja) | 2017-09-14 |
JP6435041B2 true JP6435041B2 (ja) | 2018-12-05 |
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US (13) | US10098768B2 (ja) |
EP (1) | EP3193792B1 (ja) |
JP (1) | JP6435041B2 (ja) |
AU (1) | AU2015318579C1 (ja) |
CA (1) | CA2954305C (ja) |
WO (1) | WO2016043860A1 (ja) |
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