JP2022524620A - 角度の付いた穴のある距骨ドーム - Google Patents
角度の付いた穴のある距骨ドーム Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/42—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes
- A61F2/4202—Joints for wrists or ankles; for hands, e.g. fingers; for feet, e.g. toes for ankles
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Abstract
Description
本出願は、2019年3月11日に出願された米国特許出願第16/297,940号の利益を請求し、その全体は参照により本明細書に組み込まれる。
本発明の特徴および利点は、同様の番号が同様の部分を指す添付の図面と共に考慮される好ましい実施形態の以下の詳細な説明によって、より十分に開示されるか、または明らかになるであろう。
Claims (20)
- 距骨インプラントであって、
距骨に取り付けるように構成された下面を有するプレートであって、前記プレートが、前記プレートの上面から突出した支柱を有し、前記支柱が、少なくとも1つのねじ穴を有する、プレートと、
前記プレートに面するように構成された下面および前記支柱を受け入れるように成形された、前記下面の開口部を有する距骨ドームであって、前記距骨ドームが、少なくとも1つの貫通穴を有し、前記貫通穴が、ねじ面および溝を有し、前記溝が、前記ねじ面よりも大きい外径を有する、距骨ドームと、
前記支柱の前記ねじ穴および前記貫通穴の前記ねじ面に係合するように構成された少なくとも1つの留め具であって、前記少なくとも1つの留め具が、前記留め具が前記距骨ドームおよび前記支柱に挿入されたときに前記貫通穴の溝と整列する溝を有する、少なくとも1つの留め具と、
前記距骨ドームの前記貫通穴の前記溝および前記留め具の前記溝に係合するように構成された少なくとも1つのクリップと、を含む、距骨インプラント。 - 前記少なくとも1つの貫通穴が、前記距骨ドームの前記下面に対して斜めの角度で配向された長手方向軸を有する、請求項1に記載の距骨インプラント。
- 前記支柱が、中心垂直軸を有し、前記少なくとも1つの貫通穴の前記長手方向軸が、前記中心垂直軸を通って延在しない、請求項2に記載の距骨インプラント。
- 前記少なくとも1つの留め具がヘッドを有し、前記ヘッドが前記ねじ面よりも大きな直径を有し、前記留め具の前記溝が前記ヘッドの円周面上に位置している、請求項1に記載の距骨インプラント。
- 前記少なくとも1つのクリップがCクリップである、請求項1に記載の距骨インプラント。
- 前記Cクリップが少なくとも1つの面取り部を有する、請求項5に記載の距骨インプラント。
- 前記Cクリップが、その上側面および底面に第1および第2の面取り部を有する、請求項5に記載の距骨インプラント。
- 前記少なくとも1つのクリップが保持リングである、請求項1に記載の距骨インプラント。
- 前記クリップが前記貫通穴の前記溝および前記留め具の前記溝と係合している間、前記少なくとも1つのクリップが、前記距骨ドームからの前記留め具の取り外しを防止するように構成されている、請求項1に記載の距骨インプラント。
- 足首プロテーゼであって、
人の脛骨に取り付けるように構成された脛骨コンポーネントと、
前記人の距骨に取り付けるように構成された下面を有するプレートであって、前記プレートが、前記プレートの上面から突出した支柱を有し、前記支柱が、第1および第2のねじ穴を有する、プレートと、
前記脛骨コンポーネントに面するように構成された関節面、前記プレートに面するように構成された下面、および前記支柱を受け入れるように成形された、前記下面の開口部を有する距骨ドームであって、前記距骨ドームが、第1および第2の貫通穴を有し、前記第1および第2の貫通穴が、直径を有するそれぞれの第1および第2のねじ面、ならびに第1および第2の溝をそれぞれ有し、前記第1および第2の溝が、前記第1および第2のねじ面の前記直径よりも大きい外径を有する、距骨ドームと、
前記第1および第2のねじ穴、ならびに前記距骨ドームの前記第1および第2のねじ面にそれぞれ係合するように構成された第1および第2の留め具であって、前記第1および第2の留め具が各々、前記第1および第2の留め具が前記距骨ドームおよび前記支柱に挿入されたとき、前記距骨ドームの前記第1および第2の溝とそれぞれ整列する溝を有する、第1および第2の留め具と、
前記第1および第2の貫通穴の前記第1および第2の溝、ならびに前記第1および第2の留め具の前記第1および第2の溝にそれぞれ係合するように構成された第1および第2のクリップと、を含む、足首プロテーゼ。 - 前記第1および第2の貫通穴の各々が、前記距骨ドームの前記下面に対して斜めの角度で配向されたそれぞれの長手方向軸を有する、請求項10に記載の足首プロテーゼ。
- 前記支柱が中心垂直軸を有し、前記第1および第2の貫通穴の前記長手方向軸が前記中心垂直軸を通って延在しない、請求項11に記載の足首プロテーゼ。
- 前記第1および第2の留め具がそれぞれ、第1および第2のヘッドを有し、前記第1および第2のヘッドが、前記第1および第2のねじ面よりも大きい直径を有し、前記第1および第2の留め具の前記第1および第2の溝が、前記第1および第2のヘッドのそれぞれの円周面上に位置している、請求項10に記載の足首プロテーゼ。
- 前記第1および第2のクリップの各々が、その上側面および底面に上側および底部面取り部を有するCクリップである、請求項10に記載の足首プロテーゼ。
- 距骨インプラントを挿入する方法であって、
プレートの下面が距骨に当接するように前記プレートを前記距骨に取り付けることであって、前記プレートが、前記プレートの上面から突出した支柱を有し、前記支柱が、少なくとも1つのねじ穴を有する、取り付けることと、
距骨ドームの下面が前記プレートに当接し、かつ前記距骨ドームの前記下面の開口部が前記支柱を受け入れるように、前記距骨ドームを前記プレート上に配置することであって、前記距骨ドームが少なくとも1つの貫通穴を有し、前記貫通穴がねじ面および溝を有する、配置することと、
少なくとも1つの留め具を、前記貫通穴の前記ねじ面を通して挿入して、前記支柱の前記ねじ穴に係合させることであって、前記留め具が溝を有する、係合させることと、
前記距骨ドームの前記貫通穴の前記溝および前記留め具の前記溝に係合するように、前記貫通穴に少なくとも1つのクリップを挿入することと、を含む、方法。 - 前記クリップがCクリップであり、前記クリップを挿入する前記ステップが、
前記貫通穴内に収まるように前記クリップを圧縮させることと、
前記クリップが前記距骨ドームからの前記留め具の取外しを防止するように、前記クリップを解放して、前記貫通穴の前記溝および前記留め具の前記溝内へ拡張させることと、を含む、請求項15に記載の方法。 - 前記距骨ドームを配置する前記ステップが、前記距骨ドームに衝撃を加えることなく実行される、請求項15に記載の方法。
- 前記少なくとも1つの留め具を挿入する前記ステップが、前記留め具の長手方向軸が前記距骨ドームの前記下面に対して斜めの角度で配向されるように行われる、請求項15に記載の方法インプラント。
- 前記支柱が中心垂直軸を有し、前記少なくとも1つの留め具を挿入するステップが、前記少なくとも1つの留め具の前記長手方向軸が前記中心垂直軸を通って延在しないように行われる、請求項18に記載の距骨インプラント。
- 第2の留め具の長手方向軸が前記距骨ドームの前記下面に対して斜めの角度で配向され、前記第2の留め具の前記長手方向軸が前記中心垂直軸を通って延在しないように、前記第2の留め具を、前記距骨ドームの第2の貫通穴のねじ面を通して挿入して、前記支柱の第2のねじ穴に係合させることをさらに含む、請求項19に記載の方法。
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US16/297,940 US10940012B2 (en) | 2019-03-11 | 2019-03-11 | Talar dome with angled holes |
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PCT/US2020/013470 WO2020185299A1 (en) | 2019-03-11 | 2020-01-14 | Talar dome with angled holes |
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US11752001B2 (en) | 2023-09-12 |
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US10940012B2 (en) | 2021-03-09 |
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