title: Replacement of the trapezium with a silicone rubber ball spacer.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000601:surgery*; D005260:Female; D006801:Humans; D007595:Joint Prosthesis; D008297:Male; D008722:Methods; D008875:Middle Aged; D010003:Osteoarthritis / Q000601:surgery*; D011183:Postoperative Complications; D012828:Silicones; D013933:Thumb / Q000601:surgery*
chemical_list: D012828:Silicones