A New Splint Design for the Thumb CMC Joint 1 THUMB CMC JOINT & OSTEOARTHRITIS The thumb trapeziometacarpal joint, also called the thumb carpometacarpal (CMC) or basal joint, is the most common site of upper extremity surgery due to disabling osteoarthritis.1-4 The articulation of the first metacarpal bone with one surface of the trapezium is
How tall can dolphins grow?   Dolphins range in size from the small tucuxi dolphin, which grows to about 1.2 m (4 ft) in length and weighs about 50 kg (110 lb), to the orca, which can grow to 9.8 m (â¦32 ft) in length and weigh over 5,500 kg (12,100 lb). In most dolphins males grow slightly larger than females.
River dolphins are rather small, ranging in size from the 5-foot (1.5 m) long South Asian river dolphin to the 8-foot (2.4 m) and 220-pound (100 kg) Amazon river dolphin. They all have female-biased sexual dimorphism, with the females being larger than the males.