Patent ID: 11925567
Assignee: nan
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A cartilage morcellator, comprising:
an upper body (2) and a lower body (3) that are configured to be separated from/coupled to each other;
an upper groove (4) and a lower groove (5) that are respectively formed at upper and lower portions of the upper body (2);
an isolation part (6) formed between the upper groove (4) and the lower groove (5);
a through-hole (7) formed perpendicularly at the center of the isolation part (6);
an elevating rod (8) fitted to the through-hole (7);
a morcellating knife (10) fixed to a bottom surface of the elevating rod (8) and configured to comprise a zigzag-shaped knife part (102) and a blade part (103);
a spring (11) fitted to an outer periphery of the elevating rod (8); and
a striking portion (12) fastened to an upper part of the elevating rod (8) and supported by the spring (11), wherein the cartilage morcellator further comprising:
a morcellation chamber (13) formed in the lower body (3) and provided with a bottom;
a prop plate (14) installed on the bottom of the morcellation chamber (13);
a first gripping part (21) formed on an outer periphery of the upper body (2) and configured to have an outer diameter smaller than an outer diameter of an upper part of the upper body (2);
a second gripping part (22) formed to have an outer diameter larger than the outer diameter of the first gripping part (21); and
a plate body (101) having a predetermined thickness, fixed to an upper part of the knife part (102).