JPWO2020016438A5 - - Google Patents

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JPWO2020016438A5
JPWO2020016438A5 JP2021525377A JP2021525377A JPWO2020016438A5 JP WO2020016438 A5 JPWO2020016438 A5 JP WO2020016438A5 JP 2021525377 A JP2021525377 A JP 2021525377A JP 2021525377 A JP2021525377 A JP 2021525377A JP WO2020016438 A5 JPWO2020016438 A5 JP WO2020016438A5
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inner diameter
location
contoured portion
supply line
contoured
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JP2021525377A
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JP7469814B2 (en
JP2021531148A (en
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Priority claimed from DE102018212153.2A external-priority patent/DE102018212153A1/en
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Claims (17)

心臓補助システムのポンプユニットに流体流を導くように構成されている供給ラインであって、A supply line configured to direct fluid flow to a pump unit of a cardiac assist system, comprising:
前記流体流を前記供給ラインに受け入れるための少なくとも一つの導入開口部を含む供給ヘッド部分と、a delivery head portion including at least one introduction opening for receiving said fluid stream into said delivery line;
前記供給ヘッド部分に隣接して配置され、内面輪郭を含む輪郭付けられた部分と、を含み、前記内面輪郭は、第一の位置における第一の内直径と、第二の位置における第二の内直径と、第三の位置における第三の内直径とを含み、前記第一の内直径は、前記第二の内直径よりも大きく、前記第三の内直径は、前記第二の内直径よりも大きく、前記第一の内直径は、前記輪郭付けられた部分の最大内直径を含み、前記第二の内直径は、前記輪郭付けられた部分の最小内直径を含み、前記内面輪郭は、前記第二の位置に丸みを帯びた部分を含み、前記輪郭付けられた部分は、前記第一の位置における第一の内径と、前記第二の位置における第二の内径とを含み、前記第二の内径は、前記第一の内径よりも最大五分の一小さく、前記第二の位置は、前記第三の位置と前記第一の位置との間に位置していることを特徴とする、供給ライン。a contoured portion positioned adjacent the delivery head portion and including an inner surface contour, the inner surface contour having a first inner diameter at a first location and a second diameter at a second location; and a third inner diameter at a third location, wherein the first inner diameter is greater than the second inner diameter and the third inner diameter is equal to the second inner diameter. wherein the first inner diameter comprises the largest inner diameter of the contoured portion, the second inner diameter comprises the smallest inner diameter of the contoured portion, and the inner surface contour is , including a rounded portion at said second location, said contoured portion including a first inner diameter at said first location and a second inner diameter at said second location, said The second inner diameter is up to one-fifth smaller than the first inner diameter, and the second position is located between the third position and the first position. supply line. 前記第一の位置は、前記供給ヘッド部分と前記第二の位置との間の前記輪郭付けられた部分に位置している、請求項１に記載の供給ライン。2. The feedline of claim 1, wherein said first position is located in said contoured portion between said feedhead portion and said second position. 前記輪郭付けられた部分の長さは、前記輪郭付けられた部分の前記内直径の最大二倍に対応する、請求項１に記載の供給ライン。2. The supply line of claim 1, wherein the length of said contoured portion corresponds to at most twice said inner diameter of said contoured portion. 前記輪郭付けられた部分の長さは、公差範囲内の前記供給ラインの半径に対応する、請求項１に記載の供給ライン。2. The supply line of claim 1, wherein the length of the contoured portion corresponds to the radius of the supply line within tolerance. 前記輪郭付けられた部分の内部は、前記輪郭付けられた部分の中心軸の周りに回転対称である、請求項１に記載の供給ライン。2. The supply line of claim 1, wherein the interior of said contoured portion is rotationally symmetrical about a central axis of said contoured portion. 前記輪郭付けられた部分は、前記第一の位置における第一の壁厚と、前記第二の位置における第二の壁厚とを含み、前記第一の壁厚は前記第二の壁厚よりも小さい、請求項１に記載の供給ライン。The contoured portion includes a first wall thickness at the first location and a second wall thickness at the second location, wherein the first wall thickness is greater than the second wall thickness. 2. The supply line of claim 1, wherein the is also smaller. 前記内面輪郭は、挿入要素を含む、請求項１に記載の供給ライン。2. The supply line of claim 1, wherein the inner contour includes an insert element. 前記供給ヘッド部分の前記導入開口部の少なくとも一つの入口縁は丸みを帯びている、請求項１に記載の供給ライン。2. The feed line of claim 1, wherein at least one inlet edge of said inlet opening of said feed head portion is rounded. 前記輪郭付けられた部分は一定の外径を有している、請求項１に記載の供給ライン。2. The supply line of claim 1, wherein said contoured portion has a constant outer diameter. 請求項１に記載の供給ラインとポンプユニットとを含む、心臓補助システム。A heart assist system comprising a supply line according to claim 1 and a pump unit. 心臓補助システムのポンプユニット用の供給ラインを製造する方法であって、A method of manufacturing a supply line for a pump unit of a cardiac assist system, comprising:
流体流を前記ポンプユニットに導くように構成されている前記供給ラインに前記流体流を受け入れるための少なくとも一つの導入開口部を有する供給ヘッド部を形成する工程と、forming a delivery head portion having at least one introduction opening for receiving the fluid stream in the delivery line configured to direct the fluid stream to the pump unit;
前記供給ヘッド部分に隣接し、内面輪郭を含む輪郭付けられた部分を形成する工程と、を含み、前記内面輪郭は第一の位置における第一の内直径と、第二の位置における第二の内直径と、第三の位置における第三の内直径とを含み、前記第一の内直径は、前記第二の内直径よりも大きく、前記第三の内直径は、前記第二の内直径よりも大きく、前記第一の内直径は、前記輪郭付けられた部分の最大内直径を含み、前記第二の内直径は、前記輪郭付けられた部分の最小内直径を含み、前記内面輪郭は、前記第二の位置に丸みを帯びた部分を含み、前記輪郭付けられた部分は、前記第一の位置における第一の内径と、前記第二の位置における第二の内径とを含み、前記第二の内径は、前記第一の内径よりも最大五分の一小さく、前記第二の位置は、前記第三の位置と前記第一の位置との間に位置していることを特徴とする、心臓補助システムのポンプユニット用の供給ラインを製造する方法。forming a contoured portion adjacent the delivery head portion and including an inner surface contour, the inner surface contour having a first inner diameter at a first location and a second diameter at a second location. and a third inner diameter at a third location, wherein the first inner diameter is greater than the second inner diameter and the third inner diameter is equal to the second inner diameter. wherein the first inner diameter comprises the largest inner diameter of the contoured portion, the second inner diameter comprises the smallest inner diameter of the contoured portion, and the inner surface contour is , including a rounded portion at said second location, said contoured portion including a first inner diameter at said first location and a second inner diameter at said second location, said The second inner diameter is up to one-fifth smaller than the first inner diameter, and the second position is located between the third position and the first position. a method of manufacturing a supply line for a pump unit of a cardiac assist system. 前記第一の位置は、前記供給ヘッド部分と前記第二の位置との間の前記輪郭付けられた部分に位置している、請求項１１に記載の方法。12. The method of claim 11, wherein the first position is located on the contoured portion between the delivery head portion and the second position. 前記輪郭付けられた部分の内部は、前記輪郭付けられた部分の中心軸の周りに回転対称である、請求項１１に記載の方法。12. The method of claim 11, wherein the interior of the contoured portion is rotationally symmetrical about a central axis of the contoured portion. 前記輪郭付けられた部分は、前記第一の位置における第一の壁厚と、前記第二の位置における第二の壁厚とを含み、前記第一の壁厚は前記第二の壁厚よりも小さい、請求項１１に記載の方法。The contoured portion includes a first wall thickness at the first location and a second wall thickness at the second location, wherein the first wall thickness is greater than the second wall thickness. 12. The method of claim 11, wherein is also small. 前記内面輪郭は、挿入要素を含む、請求項１１に記載の方法。12. The method of claim 11, wherein the inner surface contour includes an insert element. 前記供給ヘッド部分の前記導入開口部の少なくとも一つの入口縁は丸みを帯びている、請求項１１に記載の方法。12. A method according to claim 11, wherein at least one entrance edge of said introduction opening of said delivery head portion is rounded. 前記輪郭付けられた部分は一定の外径を有している、請求項１１に記載の方法。12. The method of claim 11, wherein said contoured portion has a constant outer diameter.
JP2021525377A 2018-07-20 2019-07-19 Supply line for a pump unit of a cardiac assist system, cardiac assist system, and method for manufacturing a supply line for a pump unit of a cardiac assist system - Patents.com Active JP7469814B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102018212153.2 2018-07-20
DE102018212153.2A DE102018212153A1 (en) 2018-07-20 2018-07-20 Inlet line for a pump unit of a cardiac support system, cardiac support system and method for producing an inlet line for a pump unit of a cardiac support system
PCT/EP2019/069571 WO2020016438A1 (en) 2018-07-20 2019-07-19 Feed line for a pump unit of a cardiac assistance system, cardiac assistance system and method for producing a feed line for a pump unit of a cardiac assistance system

Publications (3)

Publication Number Publication Date
JP2021531148A JP2021531148A (en) 2021-11-18
JPWO2020016438A5 true JPWO2020016438A5 (en) 2022-07-27
JP7469814B2 JP7469814B2 (en) 2024-04-17

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JP2021525377A Active JP7469814B2 (en) 2018-07-20 2019-07-19 Supply line for a pump unit of a cardiac assist system, cardiac assist system, and method for manufacturing a supply line for a pump unit of a cardiac assist system - Patents.com

Country Status (7)

Country Link
US (1) US20210339005A1 (en)
EP (1) EP3823688B1 (en)
JP (1) JP7469814B2 (en)
CN (1) CN112638465A (en)
DE (1) DE102018212153A1 (en)
ES (1) ES2930089T3 (en)
WO (1) WO2020016438A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018201030A1 (en) 2018-01-24 2019-07-25 Kardion Gmbh Magnetic coupling element with magnetic bearing function
DE102018211327A1 (en) 2018-07-10 2020-01-16 Kardion Gmbh Impeller for an implantable vascular support system
DE102020102474A1 (en) 2020-01-31 2021-08-05 Kardion Gmbh Pump for conveying a fluid and method for manufacturing a pump
EP4247475A1 (en) 2020-11-20 2023-09-27 Kardion GmbH Mechanical circulatory support system with guidewire aid
JP2023550939A (en) 2020-11-20 2023-12-06 カルディオン ゲーエムベーハー Mechanical circulation support system with insertion tool
EP4363038A1 (en) * 2021-07-02 2024-05-08 Kardion GmbH Cardiac assist system with flow guiding nozzle
WO2023049813A1 (en) * 2021-09-23 2023-03-30 Kardion Gmbh Method and apparatus for manufacturing a cardiac support system

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US5911685A (en) * 1996-04-03 1999-06-15 Guidant Corporation Method and apparatus for cardiac blood flow assistance
US6007478A (en) * 1997-11-13 1999-12-28 Impella Cardiotechnik Aktiengesellschaft Cannula having constant wall thickness with increasing distal flexibility and method of making
DE10108815B4 (en) 2001-02-16 2006-03-16 Berlin Heart Ag Device for axial delivery of body fluids
EP2908880B1 (en) * 2012-10-16 2018-12-05 Paul A. Spence Devices for facilitating flow from the heart to a blood pump
EP4290081A3 (en) 2015-09-25 2024-02-21 Procyrion, Inc. Non-occluding intravascular blood pump providing reduced hemolysis
JP2019080594A (en) 2016-03-18 2019-05-30 テルモ株式会社 Catheter pump and treatment method

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