Multi-function bone structure prostheses
A system for treating dysfunctional SI joints that includes a multi-function bone structure prosthesis adapted to be delivered to and inserted into a dysfunctional SI joint via a posterior approach, the multi-function bone structure prosthesis, when disposed in a dysfunctional SI joint, being adapted to (i) stabilize the dysfunctional SI joint, (ii) induce proliferation, and/or growth and/or remodeling and/or regeneration of osseous tissue and, thereby, healing and arthrodesis of the dysfunctional SI joint, (iii) attenuate pain associated with the dysfunctional SI joint via neurostimulation, and (iv) monitor physiological and/or biomechanical parameters associated with the dysfunctional SI joint via one or more sensor systems.
1 . A multi-function bone structure prosthesis, comprising:
a monolithic member comprising a first elongated section, a second elongated section and a bridge section, said bridge section disposed between and not extending beyond said first elongated section and said second elongated section in any direction,
said bridge section comprising a bridge proximal end and a bridge distal end, said bridge distal end comprising a first tapered region configured and adapted to disrupt at least articular cartilage and cortical bone,
said first elongated section comprising a first open proximal end and a first closed distal end,
said first elongated section further comprising a second tapered region on said first closed distal end and a first elongate lumen that extends from said first open proximal end to said first closed distal end, said first elongate lumen comprising first internal threads extending from said first open proximal end,
said second elongated section comprising a second open proximal end and a second closed distal end,
said second elongated section further comprising a third tapered region on said second closed distal end and a second elongate lumen that extends from said second open proximal end to said second closed distal end, said second elongate lumen comprising second internal threads extending from said second open proximal end,
said monolithic member further comprising a first prosthesis module, said first prosthesis module adapted to threadably engage at least said first internal threads of said first elongated section and said second internal threads of said second elongated section,
said first prosthesis module comprising a neurostimulation system adapted to attenuate pain proximate a dysfunctional SI joint when said monolithic member is advanced therein.
2 . The prosthesis of claim 1 , wherein said monolithic member is configured and adapted to be advanced into said dysfunctional SI joint via a posterior trajectory.
3 . The prosthesis of claim 1 , wherein said monolithic member further comprises a second prosthesis module adapted to threadably engage said first internal threads of said first elongated section and said second internal threads of said second elongated section.
4 . The prosthesis of claim 3 , wherein said second prosthesis module is adapted to monitor at least one physiological parameter associated with said dysfunctional SI joint.
5 . The prosthesis of claim 4 , wherein said at least one physiological parameter is selected from the group consisting of temperature proximate said dysfunctional SI joint, electrical activity of at least one muscle proximate said dysfunctional SI joint, and contractile capacity of said at least one muscle proximate said dysfunctional SI joint.
6 . The prosthesis of claim 3 , wherein said second prosthesis module is adapted to monitor at least one biokinetic parameter associated with said dysfunctional SI joint.
7 . The prosthesis of claim 6 , wherein said at least one biokinetic parameter is selected from the group consisting of motion of said dysfunctional SI joint and force exerted proximate said monolithic member and, thereby, said dysfunctional SI joint.
8 . The prosthesis of claim 1 , wherein at least said first elongate lumen of said first elongated section is adapted to further receive an osteogenic composition therein.
9 . The prosthesis of claim 8 , wherein at least said first elongated section of said monolithic member further comprises a plurality of slots in communication with said first elongate lumen, said plurality of slots configured and adapted to allow said osteogenic composition to be dispersed out of said first elongate lumen and delivered to said dysfunctional SI joint when said monolithic member is said advanced into said dysfunctional SI joint.
10 . A multi-function bone structure prosthesis, comprising:
a monolithic member adapted to be advanced into a sacroiliac (SI) joint, said monolithic member comprising a first elongated section, a second elongated section and a bridge section, said bridge section disposed between said first elongated section and said second elongated section,
said bridge section comprising a bridge proximal end and a bridge distal end, said bridge distal end comprising a first tapered region configured and adapted to disrupt at least articular cartilage and cortical bone,
said first elongated section comprising a first open proximal end, a first closed distal end, and a first elongate lumen that extends from said first open proximal end to said first closed distal end, said first elongate lumen comprising first internal threads extending from said first open proximal end,
said second elongated section comprising a second open proximal end, a second closed distal end, and a second elongate lumen that extends from said second open proximal end to said second closed distal end, said second elongate lumen comprising second internal threads extending from said second open proximal end,
said monolithic member further comprising a first prosthesis module, said first prosthesis module adapted to threadably engage at least said first internal threads of said first elongated section and said second internal threads of said second elongated section,
said first prosthesis module comprising a neurostimulation system adapted to attenuate pain proximate said SI joint when said monolithic member is said advanced therein,
said monolithic member further comprising a second prosthesis module, said second prosthesis module adapted to threadably engage at least said first internal threads of said first elongated section and said second internal threads of said second elongated section,
said second prosthesis module adapted to monitor at least one physiological parameter associated with said SI joint, said at least one physiological parameter selected from the group consisting of temperature proximate said SI joint, electrical activity of at least one muscle proximate said SI joint, and contractile capacity of said at least one muscle proximate said SI joint.
11 . The prosthesis of claim 10 , wherein said monolithic member is configured and adapted to be said advanced into said SI joint via a posterior trajectory.
12 . The prosthesis of claim 10 , wherein said second prosthesis module is further adapted to monitor at least one biokinetic parameter associated with said SI joint.
13 . The prosthesis of claim 12 , wherein said at least one biokinetic parameter is selected from the group consisting of motion of said SI joint and force exerted proximate said monolithic member.