System and method for facilitating repair and reattachment of comminuted bone portions
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61B-017/88
A61B-017/80
A61B-017/04
A61B-017/70
A61B-017/86
출원번호
US-0253564
(2011-10-05)
등록번호
US-8961573
(2015-02-24)
발명자
/ 주소
Gonzalez-Hernandez, Eduardo
출원인 / 주소
Toby Orthopaedics, Inc.
대리인 / 주소
Martin & Ferraro, LLP
인용정보
피인용 횟수 :
10인용 특허 :
122
초록▼
A fracture fixation system serves in repairing a comminuted humeral head of a humeral bone. The fracture fixation system includes a plate having an upper surface, a lower surface opposite the upper surface, one of a screw and a post, and at least one aperture for receiving the one of the screw and t
A fracture fixation system serves in repairing a comminuted humeral head of a humeral bone. The fracture fixation system includes a plate having an upper surface, a lower surface opposite the upper surface, one of a screw and a post, and at least one aperture for receiving the one of the screw and the post therethrough. The plate is secured to a portion of a humeral shaft of the humeral bone, and the one of the screw and the post is inserted through the at least one aperture through the plate. The portion of the comminuted humeral head is attached to the one of the screw and the post using at least one suture. The one of the screw and the post is rotated to wind the at least one suture therearound to reposition the portion of the comminuted humeral head relative to the portion of the humeral shaft.
대표청구항▼
1. A method for repairing a comminuted humeral head of a humeral bone, the method comprising the acts of: utilizing a plate having an upper surface, a lower surface opposite the upper surface, and at least one aperture for receiving one of a screw and a post therethrough;securing the plate to a port
1. A method for repairing a comminuted humeral head of a humeral bone, the method comprising the acts of: utilizing a plate having an upper surface, a lower surface opposite the upper surface, and at least one aperture for receiving one of a screw and a post therethrough;securing the plate to a portion of a humeral shaft of the humeral bone;inserting the one of the screw and the post through the at least one aperture through the plate;attaching a portion of the comminuted humeral head to the one of the screw and the post using at least one suture; androtating the one of the screw and the post to wind the at least one suture around the one of the screw and the post, wherein the winding of the at least one suture draws the portion of the comminuted humeral head closer to the one of the screw and the post to position the portion of the comminuted humeral head relative to the portion of the humeral shaft;the winding of the at least one suture being in contact with an exterior of the one of the screw and the post and between the exterior of the one of the screw and the post and the portion of the comminuted humeral head. 2. The method of claim 1, wherein the at least one suture is attached to the one of the screw and the post using a hole formed in the one of the screw and the post. 3. The method of claim 2, wherein, during rotation of the one of the screw and the post, the hole is rotated from a first position to a second position. 4. The method of claim 3, wherein the one of the screw and the post includes a mid-longitudinal axis, and the hole includes a central longitudinal axis perpendicularly aligned to the mid-longitudinal axis of the post. 5. The method of claim 1, wherein the plate is attached to the portion of the humeral shaft using at least one plate screw inserted through the plate and into the humeral shaft. 6. The method of claim 1, further comprising the act of utilizing a suture anchor for inhibiting withdrawal thereof from a hole formed in the one of the screw and the post, and wherein, to attach the portion of the comminuted humeral head to the one of the screw and the post, the at least one suture is attached to both the suture anchor and the comminuted humeral head portion, and the suture anchor is inserted through the hole formed in the one of the screw and the post. 7. The method of claim 1, further comprising the act of utilizing a suture anchor, and wherein the act of attaching comprises the sub-acts of attaching a first portion of the at least one suture to the suture anchor, attaching a second portion of the at least one suture to the portion of the comminuted humeral head, and inserting the suture anchor and the first portion of the at least one suture at least partially through a hole formed in the one of the screw and the post, the suture anchor being configured to resist withdrawal thereof from the hole. 8. The method of claim 7, wherein the suture anchor includes a cavity for attaching the first portion of the at least one suture thereto, and at least one catch for resisting withdrawal of the suture anchor through the hole. 9. The method of claim 8, wherein the act of attaching further comprises the sub-act of contacting the at least one catch to a portion of the one of the screw and the post adjacent an exit of the hole. 10. The method of claim 7, further comprising the act of utilizing an insertion tool adapted to receive the suture anchor and the first portion of the at least one suture in an end portion thereof, and wherein the sub-act of inserting the suture anchor and the first portion of the at least one suture comprises receiving the suture anchor and the first portion of the at least one suture in the end portion of the insertion tool, inserting the end portion of the insertion tool into an entrance of and through the hole formed in the one of the screw and the post so that the at least one catch protrudes from an exit of the hole, disengaging the suture anchor and the first portion of the at least one suture from the insertion tool, and removing the insertion tool from the hole. 11. The method of claim 10, wherein the sub-act act of inserting further comprises contacting the at least one catch to a portion of the one of the screw and the post adjacent the exit of the hole to resist withdrawal through the hole. 12. The method of claim 7, further comprising the act of utilizing at least one fin extending outwardly from the lower surface of the plate, a first fin of the at least one fin including an aperture therethrough, and wherein the act of inserting one of the screw and the post further comprises the sub-act of aligning the hole of the one of the screw and the post with the aperture of the first fin, and the act of attaching further comprises the sub-act of inserting the suture anchor through the hole and the aperture. 13. The method of claim 12, wherein the plate has a longitudinal axis along the greatest dimension thereof, and the first fin has a length and a width perpendicular to the length, the length of the fin extending outwardly from the lower surface of the plate, and the width being in a plane aligned with the longitudinal axis of the plate. 14. The method of claim 12, wherein the first fin is detachable from the plate. 15. The method of claim 13, further comprising the act of utilizing a second fin having a width aligned with the width of the first fin. 16. The method of claim 7, wherein the one of the screw and the post includes a head for contacting the interior of the at least one aperture, the head and the interior each including complementary threads to prevent unwanted axial movement of the one of the screw and the post relative to the plate, and each including complementary ratchetings to prevent unwanted rotational movement of the one of the screw and the post relative to the plate. 17. A method for repairing a comminuted humeral head of a humeral bone, the method comprising the acts of: utilizing a plate having an upper surface, a lower surface opposite the upper surface, at least one fin extending outwardly from the lower surface of the plate, and at least one aperture for receiving one of a screw and a post therethrough;securing the plate to a portion of a humeral shaft of the humeral bone;inserting the one of the screw and the post through the at least one aperture through the plate;attaching a portion of the comminuted humeral head to the one of the screw and the post using at least one suture, the at least one suture being received through an aperture formed in the at least one fin and through a hole formed in the one of the screw and the post; androtating the one of the screw and the post to wind the at least one suture around the one of the screw and the post, wherein the winding of the at least one suture draws the portion of the comminuted humeral head closer to the at least one fin and to the one of the screw and the post, wherein the at least one fin is positioned between the portion of the comminuted humeral head and the one of the screw and the post;the winding of the at least one suture being in contact with an exterior of the one of the screw and the post and between the exterior of the one of the screw and the post and the portion of the comminuted humeral head. 18. The method of claim 17, wherein the at least one suture is attached to the one of the screw and the post using the hole formed in the one of the screw and the post, and wherein, during rotation of the one of the screw and the post, the hole is rotated from a first position to a second position. 19. The method of claim 17, further comprising the act of utilizing a suture anchor, and wherein the act of attaching comprises the sub-acts of attaching a first portion of the at least one suture to the suture anchor, attaching a second portion of the at least one suture to the portion of the comminuted humeral head, and inserting the suture anchor and the first portion of the at least one suture through the aperture formed in the at least one fin and at least partially through the hole formed in the one of the screw and the post, the suture anchor being configured to resist withdrawal thereof from the hole. 20. The method of claim 19, further comprising the act of utilizing an insertion tool adapted to receive the suture anchor and the first portion of the at least one suture in an end portion thereof, and wherein the sub-act of inserting the suture anchor and the first portion of the at one suture comprises receiving the suture anchor and the first portion of the at least one suture in the end portion of the insertion tool, inserting the end portion completely through the aperture formed in the at least one fin, inserting the end portion of the insertion tool into an entrance of and through the hole formed in the one of the screw and the post so that at least one catch formed on the suture anchor protrudes from an exit of the hole, disengaging the suture anchor and the first portion of the at least one suture from the insertion tool, and removing the insertion tool from the hole. 21. The method of claim 1, wherein the one of the screw and the post defines a mid-longitudinal axis, and the winding of the at least one suture and the drawing of the at least one portion of the comminuted humeral head closer to the one of the screw and the post, occurs along an axis substantially transverse to the mid-longitudinal axis.
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이 특허에 인용된 특허 (122)
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Faccioli Giovanni (Monzambano ITX) Rossi Stefano (Verona ITX) Oppenheim William C. (Short Hills NJ), Mechanical system for blind nail-hole alignment of bone screws.
Colwill John C. (2254 Shawnee Grand Rapids MI 49506) Wilson Kenneth M. (1456 Mayfield Grand Rapids MI 49505), Method and apparatus for fixing bone fractures.
Foley Kevin T. (Memphis TN) Klara Peter M. (Norfolk VA) Maxwell Keith (Asheville NC) Middleton Lance (Memphis TN) Morrison Matthew M. (Memphis TN), Osteosynthesis apparatus.
Orbay, Jorge L.; Castaneda, Javier E.; Cavallazzi, Cesare, System for stabilization of fractures of convex articular bone surfaces including subchondral support structure.
Orbay,Jorge L.; Castaneda,Javier E.; Cavallazzi,Cesare, System for stabilization of fractures of convex articular bone surfaces including subchondral support structure.
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