title: Retraction hooks, suture covers and dressing retainers for flap procedures.
mesh_terms: D006801:Humans; D009779:Occlusive Dressings / Q000295:instrumentation*; D010510:Periodontal Diseases / Q000601:surgery*; D013357:Subgingival Curettage / Q000295:instrumentation*; D013536:Suture Techniques