JP7021211B2 - 医療デバイス - Google Patents
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Description
100 拡張体、
108 流通部、
109 維持処置要素(エネルギー伝達要素)、
110 第1拡張部、
111 先端側傾斜部、
113 基端側傾斜部、
115 凹部、
115a 底部、
115b 先端側起立部、
115c 基端側起立部、
120 第2拡張部、
130 第3拡張部、
140 第4拡張部、
150 シャフト部、
151 収納シース、
153 アウターシャフト、
155 インナーシャフト、
157 牽引シャフト、
159 ガイドワイヤルーメン、
160 手元操作部、
170 先端チップ、
210 ガイドワイヤ、
220 イントロデューサ、
230 穿刺デバイス、
240 血行動態確認用デバイス、
250、260 圧力計測用カテーテル、
H 心臓、
HA 心房中隔、
HLa 左心房、
HLw 左心室、
HRa 右心房、
Hc 切開部、
Hd 変性部、
Hh 貫通孔、
Hhe 貫通孔の縁部、
Iv 下大静脈。
Claims (9)
- シャフト部と、
前記シャフト部の先端側に設けられた拡張および収縮可能な拡張体と、
前記拡張体に配置されて、生体組織に対して所定の維持処置を行う維持処置要素と、を有し、
前記拡張体は、前記シャフト部の軸方向と交差する方向に窪んだ凹部を有し、
前記維持処置要素は、前記凹部に配置され、患者の心房中隔に形成された貫通孔に前記凹部が配置された状態において生体組織に対してエネルギーを付与するエネルギー伝達要素を有する、医療デバイス。 - 前記拡張体は、患者の心房中隔に形成された貫通孔に前記凹部が配置され、かつ、前記エネルギー伝達要素が前記貫通孔の縁部に接触した状態において前記貫通孔を介した血液の流れを許容する流通部を有する、請求項1に記載の医療デバイス。
- 前記拡張体は、当該拡張体の周方向の異なる複数の位置に前記凹部を有し、
前記維持処置要素は、複数の前記凹部の各々に配置される、請求項1または請求項2に記載の医療デバイス。 - 前記拡張体は、拡張変形した際に前記凹部を形成するように予め形状付けがなされた線状部材で構成されている、請求項1~3のいずれか1項に記載の医療デバイス。
- 前記拡張体の前記凹部は、
底部と、
前記底部よりも前記軸方向の先端側に形成され、前記底部から前記軸方向と交差する方向に立ち上がる先端側起立部と、
前記底部よりも前記軸方向の基端側に形成され、前記底部から前記軸方向と交差する方向に立ち上がる基端側起立部と、を有し、
前記維持処置要素は、前記底部および前記先端側起立部の少なくとも一方に配置されている、請求項4に記載の医療デバイス。 - 前記先端側起立部と前記基端側起立部は、前記軸方向と交差する方向の高さ寸法が略同一に形成されており、
前記維持処置要素は、前記底部に配置されている、請求項5に記載の医療デバイス。 - 前記先端側起立部は、前記軸方向と交差する方向の高さ寸法が前記基端側起立部よりも大きく形成されており、
前記維持処置要素は、前記先端側起立部に配置されている、請求項5に記載の医療デバイス。 - 前記拡張体は、拡張および収縮可能な複数の拡張部を有し、
複数の前記拡張部の各々は、前記シャフト部の中心軸を基準にして、周方向の対向する位置には配置されていない、請求項1~7のいずれか1項に記載の医療デバイス。 - 前記拡張体は、拡張および収縮可能な複数の拡張部を有し、
前記複数の拡張部はそれぞれ、前記凹部を含み、
前記先端側起立部の最も立ち上がった部分と前記基端側起立部の最も立ち上がった部分とを結ぶ直線の線分の長さである前記凹部の幅寸法が、1mm~8mmである請求項5に記載の医療デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2017131216 | 2017-07-04 | ||
JP2017131216 | 2017-07-04 | ||
PCT/JP2018/025095 WO2019009254A1 (ja) | 2017-07-04 | 2018-07-02 | 医療デバイス、および処置方法 |
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JPWO2019009254A1 JPWO2019009254A1 (ja) | 2020-05-07 |
JP7021211B2 true JP7021211B2 (ja) | 2022-02-16 |
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US (1) | US20200138445A1 (ja) |
EP (1) | EP3649962A4 (ja) |
JP (1) | JP7021211B2 (ja) |
CN (2) | CN110809435B (ja) |
WO (1) | WO2019009254A1 (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2019085841A1 (zh) | 2017-10-31 | 2019-05-09 | 杭州诺生医疗科技有限公司 | 房间隔造口装置、房间隔造口***及其操作方法和造口方法 |
EP3777741B1 (en) * | 2018-03-29 | 2024-02-28 | TERUMO Kabushiki Kaisha | Medical device |
EP3766431A4 (en) * | 2018-03-29 | 2021-05-05 | TERUMO Kabushiki Kaisha | MEDICAL DEVICE AND TREATMENT METHOD |
EP3991700A4 (en) * | 2019-06-25 | 2023-07-12 | Hangzhou Noya Medtech Co., Ltd. | EAR SEPTOSTOMY DEVICE |
EP4035617A4 (en) * | 2019-09-30 | 2022-11-16 | TERUMO Kabushiki Kaisha | MEDICAL DEVICE |
EP4042959A4 (en) * | 2019-09-30 | 2022-12-07 | TERUMO Kabushiki Kaisha | POWER GENERATION DEVICE AND CAUTERIZATION SYSTEM |
WO2021065875A1 (ja) * | 2019-09-30 | 2021-04-08 | テルモ株式会社 | 医療デバイス |
WO2021065873A1 (ja) * | 2019-09-30 | 2021-04-08 | テルモ株式会社 | 医療デバイス |
WO2021124384A1 (ja) * | 2019-12-16 | 2021-06-24 | オリンパス株式会社 | 高周波処置具および高周波処置具の操作方法 |
CA3164840A1 (en) * | 2020-01-29 | 2021-08-05 | John Paul Urbanski | Guidewire for reducing hoop stress |
JP2023056553A (ja) * | 2020-03-27 | 2023-04-20 | テルモ株式会社 | 医療デバイス |
JPWO2022071180A1 (ja) * | 2020-09-29 | 2022-04-07 | ||
JP2023175056A (ja) * | 2020-09-29 | 2023-12-12 | テルモ株式会社 | 医療デバイスおよびシャント形成方法 |
WO2022071170A1 (ja) * | 2020-09-30 | 2022-04-07 | テルモ株式会社 | 医療デバイスおよびシャント形成方法 |
WO2022071168A1 (ja) * | 2020-09-30 | 2022-04-07 | テルモ株式会社 | 医療デバイスおよびシャント形成方法 |
CN112603524B (zh) * | 2020-11-30 | 2023-02-24 | 杭州诺生医疗科技有限公司 | 房间隔组织造口装置及房间隔组织造口*** |
CN114376718B (zh) * | 2022-02-21 | 2022-07-22 | 安徽省立医院(中国科学技术大学附属第一医院) | 一种心律失常射频消融保护装置 |
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CN110809435B (zh) | 2023-12-15 |
JPWO2019009254A1 (ja) | 2020-05-07 |
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US20200138445A1 (en) | 2020-05-07 |
EP3649962A4 (en) | 2021-03-24 |
WO2019009254A1 (ja) | 2019-01-10 |
CN117653223A (zh) | 2024-03-08 |
CN110809435A (zh) | 2020-02-18 |
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