Surgical techniques used to correct or augment healing of chondral defects in the joints (CARTILAGE, ARTICULAR). These include abrasion, drilling, and microfracture of the subchondral bone to enhance chondral resurfacing via autografts, allografts, or cell transplantation.

Synonyms: Subchondral Drilling, Arthroscopic, Subchondral Drillings, Arthroscopic, Arthroscopic Subchondral Drillings, Arthroscopic Subchondral Abrasions, Arthroscopic Subchondral Drilling, Subchondral Arthroplasty, Subchondral Microfractures, Arthroscopic, Subchondral Abrasion, Arthroscopic, Subchondral Microfracture, Arthroscopic, Arthroplasties, Subchondral, Arthroscopic Subchondral Abrasion, Arthroscopic Subchondral Microfractures, Subchondral Arthroplasties, Subchondral Abrasions, Arthroscopic, Arthroplasty, Subchondral, Arthroscopic Subchondral Bone Microfracture, Arthroscopic Subchondral Microfracture