Implant (100, 200, 300, 400, 500, 600, 700, 300, 400, 500, 600, 700) for repairing a defect in a bone structure, e.g. a patient specific implant which may at least one of replace, augment and reconstruct a bone structure, wherein the implant (100, 200, 300, 400, 500, 600, 700, 300, 400, 500, 600, 700) comprises a U-shaped suture channel (11, 211A, 211B) which extends along a U-shaped centre line through the implant (10, 100, 200, 300, 400, 500, 600, 700, 300, 400, 500, 600, 700) and which has opposite first and second end openings (15, 17, 215A, 215B, 217A, 217B) opening to a common face, wherein the suture channel (11, 211) has a middle portion (23, 233) with a first size in cross section with respect to the centre line of the suture channel (11, 211A, 211B) and at least one of the end openings (15, 17, 215A, 215B, 217A, 217B), preferably both opposite end openings (15, 17, 215A, 215B, 217A, 217B), has a second size in cross section with respect to the centre line of the suture channel (11, 211A, 211B) larger than the first size, in particular having a length in at least one direction (D25, D27) in cross section with respect to the centre line of the suture channel (11, 211) larger than the largest of length, width and height of a bridge (13, 213, 413) spanning and defining a portion of the suture channel (11, 211), for guiding curved suture needles (21, 21', 21") through the suture channel (11, 211), wherein the first end opening (15, 215A, 215B) of the U-shaped suture channel (11, 211) is formed by a first hole (25, 225B, 425, 525, 625) extending into the implant (100, 200, 300, 400, 500, 600, 700) from the common face in a first direction of extension and the opposite second end opening (17, 217A, 217B) is formed by a second hole (27, 227B, 427, 527, 627) extending into the implant (10, 200, 300, 400, 500, 600, 700) from the common face in a second direction of extension, the first hole (25, 225B, 425, 525, 625) and the second hole (27, 227B, 427, 527, 627) communicating within the implant (100, 200, 300, 400, 500, 600, 700, 300, 400, 500, 600, 700) and providing the U-shaped suture channel (11, 211) through the implant (10, 200, 300, 400, 500, 600, 700), for guiding curved suture needles (21, 21', 21") through the suture channel (11, 211), wherein the implant (100, 200, 300, 400, 500, 600, 700, 300, 400, 500, 600, 700) comprises a third hole (23, 223, 423, 523, 623A, 623B, 723) extending into the implant in a third direction of extension and connecting the first and second holes (25, 225B, 425, 525, 625, 725; 27, 227B, 427, 527, 627, 727) to provide the U-shaped suture channel (11, 211), wherein the first and second holes (25, 225B, 425, 525, 625; 27, 227B, 427, 527, 627, 727) extend from the common face and the third hole (23, 423, 523, 623A, 623B, 723) extends from an opposite face, the first to third holes (25, 27, 23; 425, 427, 423; 525, 527, 523; 625, 627, 623A, 623B; 725, 727, 723) being overlapping and at least pairwise connecting, possibly all first to third directions (D25, D27, D23) being parallel to each other in which case they may lie in a common plane, characterized in that the first to third holes (25, 27, 23; 425, 427, 423; 525, 527, 523; 625, 627, 623A, 623B; 725, 727, 723) are mutually offset such that each of the first and second holes (25, 225B, 425, 525, 625, 725; 27, 227B, 427, 527, 627, 727) is provided with a blind portion realised by a bottom wall portion (35, 37, 435, 437, 631A, 631B, 633A, 633B) facing towards the common face.