A spinal implant (100, 200) for insertion into an intervertebral disc space between a superior and inferior vertebral bodies, the spinal implant, comprising: a spacer body comprising a proximal base portion, a distal end, a first side wall and an opposing second side wall, and a plate having a first side, a second side, a front surface, a rear surface and a pair of opposing coupling flanges that extend from the rear surface, in which the plate forms at least one upper borehole and at least one lower borehole that are respectively positioned about a lateral centre plane of the plate, and in which the front surface of the plate has a top region and a region which are medially curved between the first and second sides, in which the plate is secured to the spacer body by a mechanical coupling of the opposing coupling flanges, and the at least one upper borehole and the at least one lower borehole are adapted to each receive a bone screw to secure the spinal implant within the intervertebral disc space, and in which at least one of the pair of opposing coupling flanges has an inward pointing projection that is adapted to be received within a respective recess in the spacer body, characterised in that the radius of curvature (R 6A) of the front surface adjacent to the first side is different from the radius of curvature (R 5B) of the front surface adjacent to the second side, and the recesses in the spacer body in which the coupling flanges are received are provided in the first and second side walls (130, 132) respectively, wherein the rear surface of the plate defines an upper curved face extending longitudinally away from a top edge of the plate in a direction towards the distal end of the spacer body to a flat wall formed on the rear surface between the coupling flanges, and a lower curved face extending longitudinally away from the bottom of the plate in a direction towards the distal end of the spacer body to the flat wall, and wherein the radius of curvature of the rear surface adjacent the first side is different from the radius of curvature adjacent the second side. a spacer body comprising a proximal base portion, a distal end, a first side wall and an opposing second side wall, and a plate having a first side, a second side, a front surface, a rear surface and a pair of opposing coupling flanges that extend from the rear surface, in which the plate forms at least one upper borehole and at least one lower borehole that are respectively positioned about a lateral centre plane of the plate, and in which the front surface of the plate has a top region and a region which are medially curved between the first and second sides, in which the plate is secured to the spacer body by a mechanical coupling of the opposing coupling flanges, and the at least one upper borehole and the at least one lower borehole are adapted to each receive a bone screw to secure the spinal implant within the intervertebral disc space, and in which at least one of the pair of opposing coupling flanges has an inward pointing projection that is adapted to be received within a respective recess in the spacer body, characterised in that the radius of curvature (R 6A) of the front surface adjacent to the first side is different from the radius of curvature (R 5B) of the front surface adjacent to the second side, and the recesses in the spacer body in which the coupling flanges are received are provided in the first and second side walls (130, 132) respectively, wherein the rear surface of the plate defines an upper curved face extending longitudinally away from a top edge of the plate in a direction towards the distal end of the spacer body to a flat wall formed on the rear surface between the coupling flanges, and a lower curved face extending longitudinally away from the bottom of the plate in a direction towards the distal end of the spacer body to the flat wall, and wherein the radius of curvature of the rear surface adjacent the first side is different from the radius of curvature adjacent the second side.