JPWO2020202227A5 - - Google Patents

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JPWO2020202227A5
JPWO2020202227A5 JP2021559330A JP2021559330A JPWO2020202227A5 JP WO2020202227 A5 JPWO2020202227 A5 JP WO2020202227A5 JP 2021559330 A JP2021559330 A JP 2021559330A JP 2021559330 A JP2021559330 A JP 2021559330A JP WO2020202227 A5 JPWO2020202227 A5 JP WO2020202227A5
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cutting tool
longitudinal axis
cutting
coupling seat
convex
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JP2021559330A
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JP2022528906A (en
JP7462673B2 (en
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Priority claimed from IT102019000005272A external-priority patent/IT201900005272A1/en
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該本発明の一つの態様によれば、該回転軸は、該長手方向軸線に対して、該切削ツールの複数の傾斜位置を選択的に定義するように、該切削ツールに回転可能に結合されたアンギュラージョイントを備えている。 According to one aspect of the invention, the rotation axis is rotatably coupled to the cutting tool to selectively define a plurality of tilted positions of the cutting tool relative to the longitudinal axis. It has an angular joint .

該本発明の一つの態様によれば、該回転軸２２は、該長手方向軸線Ｚに対する該切削ツール１１の複数の傾斜位置を選択的に定義するために、該切削ツール１１に回転可能に結合されたアンギュラージョイント１８を備えている。 According to one aspect of the invention, the rotation axis 22 is rotatably coupled to the cutting tool 11 for selectively defining a plurality of tilted positions of the cutting tool 11 relative to the longitudinal axis Z. It is equipped with an angular joint 18.

具体的には、該アンギュラージョイント１８は、該軸２２の該遠位端１６に配置され、および該切削ツール１１が、該長手方向軸線Ｚに対する複数の傾斜位置を選択的に採用することを可能にする自由度で、該結合極性開口１３と回転可能に結合されている。 Specifically, the angular joint 18 is disposed at the distal end 16 of the shaft 22 and allows the cutting tool 11 to selectively adopt a plurality of oblique positions relative to the longitudinal axis Z. It is rotatably coupled to the coupling polarity aperture 13 with a degree of freedom that allows.

実施形態によれば、該アンギュラージョイント１８は、該長手方向軸線Ｚの周りに設けられた一つ以上の凸状湾曲部２４を有している。 According to embodiments, the angular joint 18 has one or more convex curvatures 24 provided around the longitudinal axis Z.

有利には、該アンギュラージョイント１８は、該長手方向軸線Ｚに対して直径方向に対向して設けられた少なくとも二つの凸状湾曲部２４を有している。 Advantageously, the angular joint 18 has at least two convex curves 24 arranged diametrically opposite to the longitudinal axis Z.

実施形態によれば、該アンギュラージョイント１８は、各々に該凸状湾曲部２４のうちの一つが設けられている弾性の楔止タブ３７を備えている。 According to an embodiment, the angular joint 18 comprises elastic wedging tabs 37 each provided with one of the convex curvatures 24 .

該楔止タブ３７は、該長手方向軸線Ｚに対して直交方向に撓むことができる。この目的のために、該アンギュラージョイント１８は、該軸２２内を直交して貫通する空洞４３を有し、および該楔止タブ３７が、少なくとも該切削ツール１１との結合中に撓むことを可能にするように構成されている。 The wedging tab 37 is deflectable in a direction perpendicular to the longitudinal axis Z. For this purpose, the angular joint 18 has a cavity 43 passing orthogonally through the shaft 22 and the wedging tab 37 deflects at least during connection with the cutting tool 11. is configured to allow.

Claims (11)

切削ツール（１１）と、
前記切削ツール（１１）を回転させるために前記切削ツール（１１）に接続された、回転の長手方向軸線（Ｚ）に沿って延びる回転駆動軸（２２）を有するハンドラー本体（１４）とを備える補綴手術用切削装置であって、
前記回転駆動軸（２２）は、前記長手方向軸線（Ｚ）に対する前記切削ツール（１１）の複数の傾斜位置を選択的に定義するように、前記切削ツール（１１）に回転可能に結合されたアンギュラージョイント（１８）を備えることを特徴とし、および前記ハンドラー本体（１４）は、前記長手方向軸線（Ｚ）に対して偏心配置されたスタビライザー本体（２１）を備えるガイド部材（２０）を備え、前記スタビライザー本体（２１）は、前記複数の傾斜位置の中から、前記切削ツール（１１）の単一の特定の傾斜位置を選択的に定義するために前記切削ツール（１１）と協働するように構成され、前記切削ツール（１１）それ自体は、前記長手方向軸線（Ｚ）に対して傾斜している特定の切削軸（Ｒ）周りに回転することができることを特徴とする補綴手術用切削装置。 a cutting tool (11);
a handler body (14) having a rotational drive shaft (22) extending along a longitudinal axis of rotation (Z) connected to the cutting tool (11) for rotating the cutting tool (11); A cutting device for prosthetic surgery,
The rotary drive shaft (22) is rotatably coupled to the cutting tool (11) to selectively define a plurality of oblique positions of the cutting tool (11) relative to the longitudinal axis (Z). characterized in that it comprises an angular joint (18), and said handler body (14) comprises a guide member (20) comprising a stabilizer body (21) eccentrically arranged with respect to said longitudinal axis (Z). comprising: said stabilizer body (21) cooperating with said cutting tool (11) to selectively define a single particular tilted position of said cutting tool (11) among said plurality of tilted positions; Prosthetic surgery, characterized in that the cutting tool (11) is itself capable of rotating around a particular cutting axis (R) that is oblique to the longitudinal axis (Z). cutting equipment. 前記スタビライザー本体（２１）は、前記長手方向軸線（Ｚ）に対する偏心性に従って、前記長手方向軸線（Ｚ）に対する前記切削ツール（１１）の前記単一の特定の傾斜位置を定義するために、前記切削ツール（１１）と嵌り合うように構成されることを特徴とする、請求項１に記載の装置。 The stabilizer body (21) is configured to define the single specific inclined position of the cutting tool (11) with respect to the longitudinal axis (Z) according to its eccentricity with respect to the longitudinal axis (Z); Device according to claim 1, characterized in that it is configured to fit with the cutting tool (11). 前記ハンドラー本体（１４）は、取外し可能な方法で前記回転駆動軸（２２）と同軸結合され、且つ前記ガイド部材（２０）を備えている管状ハンドル（２３）を備えることを特徴とする、請求項１または請求項２に記載の装置。 Claim characterized in that the handler body (14) comprises a tubular handle (23) which is removably connected coaxially to the rotary drive shaft (22) and is provided with the guide member (20). The apparatus according to claim 1 or claim 2. 前記切削ツール（１１）の凹状結合座部（１２）の内部に設けられた結合座部（３５）と操作可能に結合された、前記回転駆動軸（２２）の遠位端（１６）の廻り止め制限要素（１９）を備え、前記廻り止め制限要素（１９）は、前記結合座部（３５）と嵌り合う形状の剛性伝達タブ（４１）を備えることを特徴とする、請求項１、請求項２または請求項３に記載の装置。 about the distal end (16) of said rotary drive shaft (22) operably coupled to a coupling seat (35) provided within a concave coupling seat (12) of said cutting tool (11); Claim 1, characterized in that it comprises a detent limiting element (19 ), said detent limiting element (19) comprising a rigidity transmitting tab (41) shaped to fit in said coupling seat (35). The apparatus according to claim 2 or claim 3. 前記アンギュラージョイント（１８）は、前記長手方向軸線（Ｚ）の周りに設けられた一つ以上の凸状湾曲部（２４）を有し、
前記凸状湾曲部（２４）は、前記切削ツール（１１）の軸方向位置を決定する弾性的なスナップ方式の結合を可能にする凹部（３６）と取外し可能に結合することを特徴とする、請求項１乃至４のいずれか一項に記載の装置。 The angular joint (18) has one or more convex curvatures (24) provided around the longitudinal axis (Z);
said convex curvature (24) is characterized in that it is removably connected with a recess (36) allowing an elastic snap-type connection determining the axial position of said cutting tool (11), Apparatus according to any one of claims 1 to 4. 前記一つ以上の凸状湾曲部（２４）は球状部分であることを特徴とする、請求項５に記載の装置。 6. Device according to claim 5, characterized in that the one or more convex curves (24) are spherical sections. 前記アンギュラージョイント（１８）は、前記長手方向軸線（Ｚ）に対して直径方向の反対側に設けられた少なくとも二つの凸状湾曲部（２４）を有することを特徴とする、請求項５または請求項６に記載の装置。 Claim 5 or 5, characterized in that the angular joint (18) has at least two convex curves (24) arranged diametrically opposite to the longitudinal axis (Z). 7. Apparatus according to claim 6. 前記アンギュラージョイント（１８）は、各々が、前記凸状湾曲部（２４）のうちの一つを備えている弾性の楔止タブ（３７）を備えることを特徴とする、請求項５乃至請求項７のいずれか一項に記載の装置。 Claims 5 to 5, characterized in that said angular joint (18) comprises elastic wedging tabs (37), each of which is provided with one of said convex curvatures (24). The device according to any one of item 7. 前記廻り止め制限要素（１９）は、前記凸状湾曲部（２４）と交互に、前記長手方向軸線（Ｚ）の周りに設けられることを特徴とする、請求項５乃至請求項８のいずれか一項と組合せた請求項４に記載の装置。 9. Any of claims 5 to 8, characterized in that the detent limiting elements (19) are provided around the longitudinal axis (Z), alternating with the convex curved parts (24). 5. A device according to claim 4 in combination with one of the preceding claims. 前記廻り止め制限要素（１９）は、回転運動を前記切削ツール（１１）に伝えるために、前記切削ツール（１１）上に存在している対応する結合座部（３５）と嵌り合う形状の前記剛性伝達タブ（４１）を備えることを特徴とする、請求項９に記載の装置。 The detent limiting element (19) is shaped to fit into a corresponding coupling seat (35) present on the cutting tool (11) in order to transmit rotational movement to the cutting tool (11). Device according to claim 9, characterized in that it comprises a rigidity transfer tab (41). 前記スタビライザー本体（２１）は、前記切削ツール（１１）の前記凹状結合座部（１２）の内側面（３３）とスライド結合している外側面（３２）を有し、前記外側面（３２）は円筒形の部分によって画定され、且つ長手方向軸線（Ｚ）に対する前記切削軸（Ｒ）の角度を実質的に定義する傾斜の角度（α）だけ、前記長手方向軸線（Ｚ）に対して傾斜され、前記凹状結合座部（１２）の前記内側面（３３）は、前記外側面（３２）を画定する前記円筒形の部分の直径よりもわずかに大きい直径を有する円筒形の輪郭を有することを特徴とする、請求項４を直接又は間接的に引用する請求項１乃至１０のいずれか一項に記載の装置。 The stabilizer body (21) has an outer surface (32) slidingly coupled with an inner surface (33) of the concave coupling seat (12) of the cutting tool (11); is defined by a cylindrical portion and is inclined with respect to said longitudinal axis (Z) by an angle of inclination (α) substantially defining the angle of said cutting axis (R) with respect to said longitudinal axis (Z); and said inner surface (33) of said concave coupling seat (12) has a cylindrical profile with a diameter slightly larger than the diameter of said cylindrical part defining said outer surface (32). Device according to any one of claims 1 to 10 , directly or indirectly referring to claim 4, characterized in that:
JP2021559330A 2019-04-05 2020-03-19 Cutting device for prosthetic surgery Active JP7462673B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT102019000005272A IT201900005272A1 (en) 2019-04-05 2019-04-05 MILLING DEVICE FOR PROSTHETIC SURGERY
IT102019000005272 2019-04-05
PCT/IT2020/050065 WO2020202227A1 (en) 2019-04-05 2020-03-19 Milling device for presthetic surgery

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JP2022528906A JP2022528906A (en) 2022-06-16
JPWO2020202227A5 true JPWO2020202227A5 (en) 2024-01-22
JP7462673B2 JP7462673B2 (en) 2024-04-05

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US (1) US20220192682A1 (en)
EP (1) EP3946083A1 (en)
JP (1) JP7462673B2 (en)
KR (1) KR20210149149A (en)
CN (1) CN113766888A (en)
AU (1) AU2020251061A1 (en)
BR (1) BR112021019873A2 (en)
IT (1) IT201900005272A1 (en)
WO (1) WO2020202227A1 (en)

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