Medical instrument

1. A medical instrument, comprising:

a main body including at least one of an operation part and a display part;

a cart including a desk on which the main body is positioned;

a front detachable member disposed on the desk and adapted to attach and detach a front portion of the main body to/from the desk; and

at least one rear detachable member disposed on the desk and adapted to attach and detach a rear portion of the main body to/from the desk and elastically support the rear portion of the main body,

wherein the at least one rear detachable member includes:

a first rear fixing part disposed on another region of the desk different from a region where the main body is seated;

a second rear fixing part disposed on an upper portion of the first rear fixing part in such a manner as to be elevated and rotated, and include a latching protrusion latched on an upper surface of the main body; and

a third rear fixing part connected at a side with the first rear fixing part and connected at the other side with the second rear fixing part and adapted to elastically support the second rear fixing part,

wherein the first rear fixing part includes a first boss upwardly protruded and formed into a cylindrical shape, and the second rear fixing part downwardly protruded, formed into a cylindrical shape, and inserted in the first boss in such a manner as to be rotated and elevated.

2. The medical instrument of claim 1 wherein a through hole passing through upper and lower sides of the desk is formed inside the first rear fixing part, and the third rear fixing part includes a rod connected at its top with the second rear fixing part and passing through the through hole, and an elastic member disposed between a lower portion of the rod and a lower portion of the first rear fixing part.

3. The medical instrument of claim 1 , wherein the front detachable member includes:

at least one first front fixing part upwardly protruded from a front portion of the desk and adapted to support both side surfaces and front surface of the main body; and

a second front fixing part movably disposed on the desk and adapted to enable a side of the second front fixing part to closely contact with an upper surface of the main body.

4. The medical instrument of claim 3 , wherein the side of the second front fixing part is shaped to conform to the upper surface and front surface of the main body, so that the side of the second front fixing part is closely contacted with the upper surface and front surface of the main body at the same time.