Patent ID: 9271838
Filing Date: 2016-03-01
CPC Classification: A61B,A61F

Claim Text:
1. A medical device for reducing the risk of permanent damage to at least one of; the femoral bone, the pelvic bone, components of a prosthetic hip joint, and a fixation between a prosthetic hip joint and at least one of the femoral bone and the pelvic bone, wherein said medical device comprises a first and second piece, wherein said first piece is a ball shaped piece, adapted to replace at least the surface of the caput femur of the hip joint, and wherein said second piece is a bowl shaped piece, adapted to replace the acetabulum of the hip joint, wherein said medical device further comprising a releasing member adapted to, in a first state hold said first piece attached to said second piece, and in a second state release said first piece from said second piece, and wherein said releasing member is adapted to change from said first state to said second state when a pre-determined strain is placed on said releasing member, and wherein said releasing member further comprises an adjustable calibration screw for adjusting and thereby calibrating the pre-determined strain required for said releasing, member to change from said first state to said second state.