JP2019511270A - 優先的な曲げを提供する平坦部を有するコアワイヤ - Google Patents
優先的な曲げを提供する平坦部を有するコアワイヤ Download PDFInfo
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- JP2019511270A JP2019511270A JP2018544541A JP2018544541A JP2019511270A JP 2019511270 A JP2019511270 A JP 2019511270A JP 2018544541 A JP2018544541 A JP 2018544541A JP 2018544541 A JP2018544541 A JP 2018544541A JP 2019511270 A JP2019511270 A JP 2019511270A
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- Prior art keywords
- core wire
- flat portion
- flat
- guidewire
- round
- Prior art date
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-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6851—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09058—Basic structures of guide wires
- A61M2025/09066—Basic structures of guide wires having a coil without a core possibly combined with a sheath
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09058—Basic structures of guide wires
- A61M2025/09075—Basic structures of guide wires having a core without a coil possibly combined with a sheath
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09058—Basic structures of guide wires
- A61M2025/09083—Basic structures of guide wires having a coil around a core
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09108—Methods for making a guide wire
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09133—Guide wires having specific material compositions or coatings; Materials with specific mechanical behaviours, e.g. stiffness, strength to transmit torque
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09175—Guide wires having specific characteristics at the distal tip
Abstract
【選択図】図3
Description
本出願は、2016年3月16日に出願された米国特許出願第15/072,021号に基づく優先権を主張する。その全開示は参照により本明細書に組み込まれる。
Claims (20)
- 血管内挿入用に構成されたガイドワイヤであって、
前記ガイドワイヤはコアワイヤを備え、
前記コアワイヤは前記コアワイヤの長手軸を通る少なくとも1つの平面内で前記コアワイヤが優先的に曲がるように構成された平坦部を有し、
前記平坦部の最遠位端は、前記コアワイヤの最遠位端から離間していることを特徴とするガイドワイヤ。 - 前記コアワイヤは、前記平坦部のみからなる請求項1に記載のガイドワイヤ。
- 前記コアワイヤは、少なくとも1つの丸部をさらに備える、請求項1に記載のガイドワイヤ。
- 前記コアワイヤは、第1の丸部と第2の丸部とをさらに備え、前記平坦部は、前記第1の丸部と前記第2の丸部との間に設けられる、請求項1に記載のガイドワイヤ。
- 前記コアワイヤの断面積が、前記第1の丸部から前記平坦部に向かって減少し、前記コアワイヤの前記断面積は、前記平坦部から前記第2の丸部まで増加する、請求項4に記載のガイドワイヤ。
- 前記最遠位端から近位端まで、前記平坦部は、第1の遷移部と、一定の平坦な部分と、第2の遷移部とを備え、前記第1の遷移部は前記第1の丸部と前記一定の平坦な部分との間に配置され、前記第2の遷移部は前記一定の平坦な部分と前記第2の丸部との間に配置されている、請求項4に記載のガイドワイヤ。
- 前記平坦部は、第1の長さを有し、前記第1の丸部および前記第2の丸部のそれぞれは、前記第1の長さよりも短い長さを有する、請求項4に記載のガイドワイヤ。
- 前記第1の丸部、前記平坦部および前記第2の丸部のそれぞれの断面は、前記コアワイヤの前記長手軸を通る少なくとも1つの平面に対して対称である、請求項4に記載のガイドワイヤ。
- 前記第1の丸部、前記平坦部および前記第2の丸部は、単一の部品から一体的に形成されている、請求項4に記載のガイドワイヤ。
- 前記一定の平坦な部分は、前記第1の遷移部および前記第2の遷移部のそれぞれの長さより大なる長さを有する、請求項6に記載のガイドワイヤ。
- 前記一定の平坦な部分は断面が略矩形である、請求項6に記載のガイドワイヤ。
- 前記コアワイヤは、前記コアワイヤの前記長手軸を通って前記コアワイヤの上下方向に延びる平面内で優先的に曲がるように構成されている、請求項1に記載のガイドワイヤ。
- 前記コアワイヤは、前記コアワイヤが優先的に下方に曲がるように構成されているのと同じ程度に、上方に優先的に曲がるように構成されている、請求項12に記載のガイドワイヤ。
- 前記コアワイヤは、第2の平坦部をさらに備え、前記平坦部と前記第2の平坦部は異なる寸法を有する、請求項1に記載のガイドワイヤ。
- 前記平坦部はねじれていない、請求項1に記載のガイドワイヤ。
- 生体内の生理学的変数を測定するように構成されたセンサ素子と、コイルとをさらに備え、
前記コアワイヤの一部が前記コイル内に配置されている、請求項1に記載のガイドワイヤ。 - 前記コイル内に配置された前記コアワイヤの前記一部は、前記平坦部を含む、請求項16に記載のガイドワイヤ。
- 前記コイルに近接するジャケットをさらに備え、前記コイルは、前記ジャケットの内周または外周に取り付けられる、請求項16に記載のガイドワイヤ。
- 前記コイル内に配置される前記コアワイヤの前記一部は、前記ジャケットの遠位端と嵌合するように構成されたコネクタ部をさらに備える、請求項18に記載のガイドワイヤ。
- 前記コアワイヤは、ステンレス鋼、ニチノール、又はコバルトクロムから作られる、請求項1に記載のガイドワイヤ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/072,021 US10792473B2 (en) | 2016-03-16 | 2016-03-16 | Core wire having a flattened portion to provide preferential bending |
US15/072,021 | 2016-03-16 | ||
PCT/US2017/022514 WO2017160987A1 (en) | 2016-03-16 | 2017-03-15 | Core wire having a flattened portion to provide preferential bending |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2019511270A true JP2019511270A (ja) | 2019-04-25 |
Family
ID=58461456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018544541A Pending JP2019511270A (ja) | 2016-03-16 | 2017-03-15 | 優先的な曲げを提供する平坦部を有するコアワイヤ |
Country Status (4)
Country | Link |
---|---|
US (1) | US10792473B2 (ja) |
EP (1) | EP3429459A1 (ja) |
JP (1) | JP2019511270A (ja) |
WO (1) | WO2017160987A1 (ja) |
Families Citing this family (2)
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US11154692B2 (en) * | 2019-10-30 | 2021-10-26 | Rapid Medical Ltd. | Intraluminal device with looped core wire |
US20210353913A1 (en) * | 2020-05-12 | 2021-11-18 | Baylis Medical Company Inc. | Guidewire assembly |
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- 2017-03-15 JP JP2018544541A patent/JP2019511270A/ja active Pending
- 2017-03-15 EP EP17714961.4A patent/EP3429459A1/en active Pending
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Also Published As
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US20170266417A1 (en) | 2017-09-21 |
US10792473B2 (en) | 2020-10-06 |
WO2017160987A1 (en) | 2017-09-21 |
EP3429459A1 (en) | 2019-01-23 |
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