Implants for spinal fixation or fusion
First Claim
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1. A method for stabilizing a first bone segment and a second bone segment of a patient, the method comprising:
- implanting a first implant into the first bone segment, the first implant comprising a stem portion configured to be inserted into the first bone segment and a tulip portion for receiving a rod;
implanting a second implant into the second bone segment, the second implant comprising a stem portion configured to be inserted into the second bone segment and a tulip portion for receiving the rod, the stem portion of the second implant having a rectilinear cross section transverse to a longitudinal axis of the stem portion of the second implant wherein the stem portion of the second implant is straight; and
securing a rod to both the tulip portion of the first implant and the tulip portion of the second implant.
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Abstract
The present invention generally relates to bone implants. More specifically, the present invention relates to bone implants used for the fixation or fusion of the sacroiliac joint and/or the spine. For example, a system for fusing or stabilizing a plurality of bones is provided. The system includes an implant structure having stem portion and a head portion, the stem portion having a rectilinear cross sectional area. A tulip or saddle structure can be attached to the head portion, and a rod can be secured within the tulip or saddle structure.
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Citations
8 Claims
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1. A method for stabilizing a first bone segment and a second bone segment of a patient, the method comprising:
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implanting a first implant into the first bone segment, the first implant comprising a stem portion configured to be inserted into the first bone segment and a tulip portion for receiving a rod; implanting a second implant into the second bone segment, the second implant comprising a stem portion configured to be inserted into the second bone segment and a tulip portion for receiving the rod, the stem portion of the second implant having a rectilinear cross section transverse to a longitudinal axis of the stem portion of the second implant wherein the stem portion of the second implant is straight; and securing a rod to both the tulip portion of the first implant and the tulip portion of the second implant. - View Dependent Claims (2, 3, 4)
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5. A method for stabilizing a vertebra and a sacrum of a patient, the method comprising:
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implanting a first implant into the vertebra, the first implant comprising a stem portion configured to be inserted into the vertebra and a tulip portion for receiving a rod; implanting a second implant through the sacrum, across the sacroiliac joint and into the ilium, the second implant comprising a stem portion configured to extend from the sacrum to the ilium and a tulip portion for receiving the rod, the stem portion of the second implant having a rectilinear cross section transverse to a longitudinal axis of the stem portion of the second implant; and securing a rod to both the tulip portion of the first implant and the tulip portion of the second implant. - View Dependent Claims (6, 7, 8)
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Specification