Compound offset handle
First Claim
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1. A device for preparing a femoral canal of a patient during surgery comprising:
- a handle comprising a distal portion, a transition portion, and a proximal portion;
wherein said distal portion is adapted to attach to an implement, the implement comprising a proximal portion and a distal portion;
wherein said proximal portion of the device has a first longitudinal axis;
wherein said distal portion of the implement has a second longitudinal axis;
wherein said transition portion has a third longitudinal axis and extends from the distal portion of the handle to the proximal portion of the handle so that the first longitudinal axis of the proximal portion of the handle is substantially parallel to the second longitudinal axis of the distal portion of the implement, and the third longitudinal axis of the transition portion is angled relative to the first longitudinal axis of the proximal portion in both a posterior direction and a lateral direction;
wherein the handle comprises a dual offset including a first compound bend between the transition portion and the proximal portion, wherein when following the direction from the transition portion to the proximal portion the first compound bend includes a bend in the posterior direction and a bend in the lateral direction, and wherein the first compound bend is less than 90 degrees; and
wherein the implement has a non-circular cross section with a major dimension and a perpendicular minor dimension, the major and minor dimensions extending perpendicular to the second longitudinal axis, wherein no plane through the implement containing the major dimension and the second longitudinal axis is coplanar with a single plane through the proximal portion and the distal portion containing both first and second longitudinal axes.
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Abstract
A device for use on a patient during surgery including a distal portion, a transition portion, and a proximal portion is disclosed. The distal portion is adapted to attach to an implement having a proximal portion. The transition portion is angled toward an anterior direction and a medial direction with respect to the implement, the proximal portion of the handle being connected to the transition portion and extending in a proximal direction substantially parallel to the implement.
39 Citations
56 Claims
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1. A device for preparing a femoral canal of a patient during surgery comprising:
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a handle comprising a distal portion, a transition portion, and a proximal portion; wherein said distal portion is adapted to attach to an implement, the implement comprising a proximal portion and a distal portion; wherein said proximal portion of the device has a first longitudinal axis; wherein said distal portion of the implement has a second longitudinal axis; wherein said transition portion has a third longitudinal axis and extends from the distal portion of the handle to the proximal portion of the handle so that the first longitudinal axis of the proximal portion of the handle is substantially parallel to the second longitudinal axis of the distal portion of the implement, and the third longitudinal axis of the transition portion is angled relative to the first longitudinal axis of the proximal portion in both a posterior direction and a lateral direction; wherein the handle comprises a dual offset including a first compound bend between the transition portion and the proximal portion, wherein when following the direction from the transition portion to the proximal portion the first compound bend includes a bend in the posterior direction and a bend in the lateral direction, and wherein the first compound bend is less than 90 degrees; and wherein the implement has a non-circular cross section with a major dimension and a perpendicular minor dimension, the major and minor dimensions extending perpendicular to the second longitudinal axis, wherein no plane through the implement containing the major dimension and the second longitudinal axis is coplanar with a single plane through the proximal portion and the distal portion containing both first and second longitudinal axes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A device for preparing a femoral canal of a patient during surgery, comprising:
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a. a shaping implement having a proximal portion and a distal portion; b. a handle having a distal portion, a transition portion and a proximal portion, wherein the distal portion is adapted to attach to the shaping implement; and c. a compound offset; wherein said proximal portion of the handle has a first longitudinal axis; wherein said distal portion of the shaping implement has a second longitudinal axis; wherein said transition portion of said handle has a third longitudinal axis and extends from the distal portion of the handle to the proximal portion of the handle so that the first longitudinal axis of the proximal portion of the handle is substantially parallel to the second longitudinal axis of the distal portion of the shaping implement, and the third longitudinal axis of the transition portion is angled relative to the first longitudinal axis of the proximal portion in a posterior direction and a lateral direction; wherein the compound offset includes a first compound bend at a meeting of the transition portion and the proximal portion of the device and a second bend between the distal portion of the shaping implement and the transition portion of the handle, wherein when following the direction from the transition portion to the proximal portion, the first compound bend includes a bend in the posterior direction and a bend in the lateral direction, and wherein the first compound bend and the second bend are each less than 90 degrees; and wherein the implement has a non-circular cross section with a major dimension and a perpendicular minor dimension, the major and minor dimensions extending perpendicular to the second longitudinal axis, wherein no plane through the implement containing the major dimension and the second longitudinal axis is coplanar with a single plane through the proximal portion and the distal portion containing both first and second longitudinal axes. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A device for inserting a stem portion of an implant into a femoral canal of a patient during surgery, comprising:
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a handle comprising a distal portion, a transition portion, and a proximal portion; wherein said distal portion is adapted to attach to a femoral implant for insertion into the femoral canal of a patient; wherein said proximal portion of the device has a first longitudinal axis; wherein said implant has a second longitudinal axis; wherein said transition portion extends from the distal portion of the handle to the proximal portion of the handle so that the first longitudinal axis of the proximal portion of the device is substantially parallel to the second longitudinal axis of the implant, and a longitudinal axis of the transition portion is angled relative to the first longitudinal axis of the proximal portion both in a posterior direction and a lateral direction; wherein the device comprises a dual offset including a first compound bend between the transitional portion and the proximal portion and a second compound bend between the transitional portion and the distal portion, wherein when following a direction from the transition portion to the proximal portion, the first compound bend includes both a bend in the posterior direction and a bend in the lateral direction, and wherein the first and second compound bends are each less than about 90 degrees; and wherein the implement has a non-circular cross section with a major dimension and a perpendicular minor dimension, the major and minor dimensions extending perpendicular to the second longitudinal axis, wherein no plane through the implement containing the major dimension and the second longitudinal axis is coplanar with a single plane through the proximal portion and the distal portion containing both first and second longitudinal axes. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37)
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38. A device for impacting a femoral implant into a femoral canal of a patient during surgery, comprising:
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a handle comprising a distal portion, a transition portion, and a proximal portion; a femoral implant; and a compound offset; wherein said distal portion of the handle is adapted to attach to the implant for impaction of the implant into the femoral canal of a patient, the implant comprising a proximal portion and a distal portion; wherein said proximal portion of the handle has a first longitudinal axis; wherein said distal portion of the implant has a second longitudinal axis; wherein said transition portion of the handle extends from the distal portion of the handle to the proximal portion of the handle so that the first longitudinal axis of the proximal portion of the handle is substantially parallel to the second longitudinal axis of the distal portion of the implant, and a longitudinal axis of the transition portion is angled relative to the first longitudinal axis of the proximal portion both in a posterior direction and a lateral direction; wherein the compound offset includes a first compound bend at a meeting of the transition portion and the proximal portion of the handle and a second bend between the distal portion of the implant and the transition portion of the handle, wherein when following a direction from the transition portion to the proximal portion, the first compound bend includes both a bend in the posterior direction and a bend in the lateral direction, and wherein the first compound bend and the second bends are each less than about 90 degrees; and wherein the implement has a non-circular cross section with a major dimension and a perpendicular minor dimension, the major and minor dimensions extending perpendicular to the second longitudinal axis, wherein no plane through the implement containing the major dimension and the second longitudinal axis is coplanar with a single plane through the proximal portion and the distal portion containing both first and second longitudinal axes. - View Dependent Claims (39, 40, 41, 42, 43, 44, 45, 46)
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47. A device for preparing a femoral canal of a patient during surgery comprising:
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a handle comprising a distal portion, a transition portion, and a proximal portion; wherein said distal portion is adapted to attach to an implement; wherein said proximal portion has a first longitudinal axis; wherein said implement has a second longitudinal axis; wherein said transition portion extends from the distal portion to the proximal portion so that the first longitudinal axis of the proximal portion is substantially parallel to the second longitudinal axis of the implement, and so that a longitudinal axis of the transition portion is angled relative to the first longitudinal axis of the proximal portion both in a posterior direction and a lateral direction; wherein the device comprises a dual offset including a first compound bend between the transition portion and the proximal portion and a second compound bend between the transition portion and the distal portion, wherein when following a direction from the transition portion to the proximal portion, the first compound bend includes both a bend in the posterior direction and a bend in the lateral direction, and wherein the first and second compound bends are each less than 90 degrees; and wherein the implement has a non-circular cross section with a major dimension and a perpendicular minor dimension, the major and minor dimensions extending perpendicular to the second longitudinal axis, wherein no plane through the implement containing the major dimension and the second longitudinal axis is coplanar with a single plane through the proximal portion and the distal portion containing both first and second longitudinal axes. - View Dependent Claims (48, 49, 50, 51, 52, 53, 54, 55)
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56. A device for preparing a femoral canal of a patient during surgery comprising:
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a proximal portion having a first longitudinal axis; a transition portion having a second longitudinal axis; and a distal portion having a third longitudinal axis; wherein said transition portion extends from the distal portion of the device to the proximal portion of the device so that the second longitudinal axis of the transition portion is angled relative to the first longitudinal axis of the proximal portion in a posterior direction and a lateral direction; wherein the device comprises a dual offset including a first compound bend between the transition portion and the proximal portion, wherein when following a direction from the transition portion to the proximal portion, the first compound bend includes a bend in the posterior direction and a bend in the lateral direction, and wherein the first compound bend is less than 90 degrees; and wherein no plane extending through the proximal portion is coplanar with a plane extending through both the transition portion and the distal portion.
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Specification