An intrabody implant adapted to be placed between at least 2 separated portions (V1, V2) of a single bony structure (V) being a vertebral body, the intrabody implant comprising: a first surface configured for engaging a first (V1) of the at least two separated portions (V1, V2) of the bony structure (V); a second surface , disposed opposite the first surface , and configured for engaging a second (V2) of the at least two separated portions (V1, V2) of the bony structure (V), the second surface disposed at an acute angle (α) relative to the first surface ; a wall disposed between the first and second surfaces , the wall comprising an anterior portion and a posterior portion , the posterior portion having a posterior height and the anterior portion having an anterior height, the posterior and anterior heights being unequal to form the acute angle (α) between the first surface and the second surface ; wherein the implant is wedge-shaped with the first and second surfaces , in a side view of the implant , - extending rectilinearly to define the acute angle (α) therebetween, - extending at an acute angle relative to the anterior portion of the wall , and - extending at an obtuse angle relative to the posterior portion of the wall , wherein the acute angle (α) between the first and second surfaces is between 15 degrees and 25 degrees, and wherein the implant includes a width (W) extending parallel to the anterior portion and the posterior portion , and a depth measured perpendicular to the width (W) from the anterior portion to the posterior portion , characterized in that the width (W) is in the range of 25-30 mm, and the depth is in the range from 15-20 mm, the intrabody implant is formed entirely of PEEK polymer, and the intrabody implant further comprises a coating of titanium applied to the first and second surfaces . a first surface configured for engaging a first (V1) of the at least two separated portions (V1, V2) of the bony structure (V); a second surface , disposed opposite the first surface , and configured for engaging a second (V2) of the at least two separated portions (V1, V2) of the bony structure (V), the second surface disposed at an acute angle (α) relative to the first surface ; a wall disposed between the first and second surfaces , the wall comprising an anterior portion and a posterior portion , the posterior portion having a posterior height and the anterior portion having an anterior height, the posterior and anterior heights being unequal to form the acute angle (α) between the first surface and the second surface ; wherein the implant is wedge-shaped with the first and second surfaces , in a side view of the implant , - extending rectilinearly to define the acute angle (α) therebetween, - extending at an acute angle relative to the anterior portion of the wall , and - extending at an obtuse angle relative to the posterior portion of the wall , - extending rectilinearly to define the acute angle (α) therebetween, - extending at an acute angle relative to the anterior portion of the wall , and - extending at an obtuse angle relative to the posterior portion of the wall , wherein the acute angle (α) between the first and second surfaces is between 15 degrees and 25 degrees, and wherein the implant includes a width (W) extending parallel to the anterior portion and the posterior portion , and a depth measured perpendicular to the width (W) from the anterior portion to the posterior portion , characterized in that the width (W) is in the range of 25-30 mm, and the depth is in the range from 15-20 mm, the intrabody implant is formed entirely of PEEK polymer, and the intrabody implant further comprises a coating of titanium applied to the first and second surfaces . <EOS>