QUICK-OPEN TYPE CHEST-OPENING RESETTING FIXATOR

摘要

Disclosed is a quick-open type chest-opening resetting fixator. A left surrounding arm is arranged on a left fixed plate (1) thereof, and a right surrounding arm is correspondingly arranged on a right fixed plate (3). An elongated through hole (9) is arranged in the middle parts of the left fixed plate (1) and the right fixed plate (3), and a fixed knob (4) is mounted in the elongated through hole. Blocks (2) are respectively arranged at two ends of the left fixed plate (1). A clasp (7) is arranged on one side between two surrounding arms on the left fixed plate (1), while a block (11) is arranged on the other side. A gap (6) is arranged between the two surrounding arms on the right fixed plate (3) in a position corresponding to the block (11) of the left fixed plate (1), and the gap (6) is provided with an inward slope (10). Two bulges (5) are arranged on one side of a long side of the elongated through hole (9) of the right fixed plate (3). The fixator is made of a shape memory alloy, so that osteosynthesis is simple and convenient; the structure of the fixator is rational and suitable for fixing sternums; and a split structure is used so that the fixator is convenient to assemble or disassemble.