A prosthesis for repairing a hernia defect includes a patch body, a hoisting frame releasably attachable to the patch body, and a tether attached to the hoisting frame and having a free end extendable through the thickness of the patch body and accessible from the side of the patch body opposite to
A prosthesis for repairing a hernia defect includes a patch body, a hoisting frame releasably attachable to the patch body, and a tether attached to the hoisting frame and having a free end extendable through the thickness of the patch body and accessible from the side of the patch body opposite to the side where the hoisting frame is releasably attached. The patch body and/or the hoisting frame includes a self-expanding support member. The hoisting frame includes a frame body and a translation component for directing pulling forces on the tether to the frame body.
대표청구항▼
1. A prosthesis for repairing a hernia defect, comprising: a patch body having a periphery, a first axis and a second axis perpendicular to the first axis, the first axis and the second axis intersecting at approximately a center of the patch body, an upper portion of the patch body on one side of t
1. A prosthesis for repairing a hernia defect, comprising: a patch body having a periphery, a first axis and a second axis perpendicular to the first axis, the first axis and the second axis intersecting at approximately a center of the patch body, an upper portion of the patch body on one side of the first axis and a lower portion of the patch body on the other side of the first axis;a self-expanding support member to assist in unfurling the patch body from the reduced configuration to an expanded configuration, the self-expanding support member including a first portion that is positionable on the upper portion of the patch body and a second portion that is positionable on a lower portion of the patch body;a hoisting frame releasably attachable to the patch body, the hoisting frame defining an open interior and including a translation component extending through the open interior; anda tether attached to the translation component, a free end of the tether extendable away from the translation component and through the patch body when the hoisting frame is releasably attached to the patch body, a pulling force on the free end of the tether in an outward direction away from the patch body being directed by the translation component in the direction of a first pair of spaced apart locations on opposite sides of the second axis at the upper portion of the patch body when in the expanded configuration and a second pair of spaced apart locations on opposite sides of the second axis at the lower portion of the patch body;wherein the patch body and the hoisting frame when releasably attached to the patch body are manipulable into a reduced configuration for insertion through a narrow incision or cannula into a patient. 2. The hernia repair prosthesis recited in claim 1, wherein the first pair of spaced apart locations coincide with the first portion of the support member and the second pair of spaced apart locations coincide with the second portion of the support member. 3. The hernia repair prosthesis recited in claim 2, wherein an attachment location for releasably attaching the hoisting frame to the patch body is located at or adjacent each of the first pair of spaced apart locations and at or adjacent each of the second pair of spaced apart locations. 4. The hernia repair prosthesis recited in claim 3, wherein a fixating component is located at each attachment location. 5. The hernia repair prosthesis recited in claim 1, wherein the translation component extends between the first portion and the second portion of the self-expanding support member. 6. The hernia repair prosthesis recited in claim 3, wherein the translation component extends between the attachment locations. 7. The hernia repair prosthesis recited in claim 1, wherein the translation component is X-shaped. 8. The hernia repair prosthesis recited in claim 1, wherein the translation component extends at an angle to the second axis of from 20 to 70 degrees. 9. A prosthesis for repairing a hernia defect, comprising: a patch body having a periphery, a first axis and a second axis perpendicular to the first axis, the first axis and the second axis intersecting at approximately a center of the patch body, an upper portion of the patch body on one side of the first axis and a lower portion of the patch body on the other side of the first axis;a hoisting frame defining an open interior and releasably attachable to the patch body, the hoisting frame including a self-expanding support member to assist in unfurling the patch body from the reduced configuration into an expanded configuration when the frame is releasably attached to the patch body, the hoisting frame having a first axis and a second axis perpendicular to the first axis, the first axis and the second axis intersecting at approximately a center of the hoisting frame, the hoisting frame having an upper portion on one side of the hoisting frame first axis and a lower portion on an opposite side of the hoisting frame first axis, the hoisting frame further including at least two non-self-expanding arms at spaced locations in the open interior on opposite sides of the second axis of the hoisting frame at the both the upper and the lower portions of the hoisting frame, the non-self-expanding arms including a tether attachment portion;a tether connected to the tether attachment portion and including a free end that is extendable away from the hoisting frame and through the patch body when the hoisting frame is releasably attached to the patch body, a pulling force on the free end of the tether in an outward direction away from the hoisting frame being directed by the first and second arms to the spaced apart locations on opposite sides of the second axis of the hoisting frame at both the upper and lower portions of the hoisting frame;wherein the patch body and the hoisting frame when releasably attached to the patch body are manipulable into a reduced configuration for insertion through a narrow incision or cannula into a patient. 10. The hernia repair prosthesis recited in claim 9, wherein the tether attachment portion is at the approximate center of the hoisting frame. 11. The hernia repair prosthesis recited in claim 9, wherein the self-expanding support member is contained within the hoisting frame. 12. The hernia repair prosthesis recited in claim 9, wherein the non-self-expanding arms intersect at approximately the center of the hoisting frame. 13. The hernia repair prosthesis recited in claim 9, wherein the hoisting frame includes a plurality of attachment locations where the hoisting frame is releasably attachable to the patch body, and the non-self-expanding arms are connected to the plurality of attachment locations. 14. The hernia repair prosthesis recited in claim 9, wherein the non-self-expanding arms extend at an angle to the second axis of from 20 to 75 degrees. 15. A prosthesis for repairing a hernia defect, comprising: a patch body having a periphery, a first axis and a second axis perpendicular to the first axis, the first axis and the second axis intersecting at approximately a center of the patch body;a hoisting frame releasably attachable to the patch body, the hoisting frame having a frame body defining an open interior and including a first axis and a second axis perpendicular to the first axis, the first axis and the second axis intersecting at approximately a center of the frame body, the center of the frame body being registrable with the center of the patch body when the hoisting frame is releasably attached to the patch body, the frame body including an upper portion on one side of the first axis and a lower portion on an opposite side of the first axis, the hoisting frame further including a first pair of attachment locations at the upper portion and on opposite sides of the second axis for releasably attaching the hoisting frame to the patch body, and a second pair of attachment locations at the lower portion and on opposite sides of the second axis for releasably attaching the hoisting frame to the patch body, the hoisting frame further including a force translation component extending from the first and second pair of attachment locations and through or adjacent the approximate center; anda tether attached to a portion of the force translation component extending through or adjacent the approximate center;wherein the patch body and the hoisting frame when releasably attached to the patch body are manipulable into a reduced configuration for insertion through a narrow incision or cannula into a patient. 16. The hernia repair prosthesis recited in claim 15, wherein the attachment locations are in the form of lands. 17. The hernia repair prosthesis recited in claim 16, wherein the lands, the frame body, and the force translation component are co-planar. 18. The hernia repair prosthesis recited in claim 15, wherein the frame body includes a self-expanding support member to assist in unfurling the patch body from the reduced configuration into an expanded configuration. 19. The hernia repair prosthesis recited in claim 15, wherein a fixating component is provide at each attachment location. 20. The hernia repair prosthesis recited in claim 18, wherein the attachment locations are at or adjacent the self-expanding support member. 21. The hernia repair prosthesis recited in claim 15, wherein the patch body includes an outermost surface, the hoisting frame being releasably attachable to the outermost surface of the patch body. 22. The hernia repair prosthesis recited in claim 1, wherein the patch body includes an outermost surface, the hoisting frame being releasably attachable to the outermost surface of the patch body. 23. The hernia repair prosthesis recited in claim 9, wherein the patch body includes an outermost surface, the hoisting frame being releasably attachable to the outermost surface of the patch body.
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