| CPC A61B 8/0841 (2013.01) [A61B 17/3403 (2013.01); A61B 2017/3413 (2013.01)] | 8 Claims |
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1. An ultrasonic probe comprising:
a case;
a needle inserted into an object in the vicinity of the case; and
a needle guide detachably mounted on the case to guide the needle,
wherein the needle guide comprises:
a base comprising a guide part configured such that the needle is inserted therein; and
a support member configured to be movable along the guide part to support movement of the needle,
wherein the guide part comprises a guide groove provided on the base along a first direction in which the needle is inserted and configured to have a different depth along the first direction so that a plurality of needles having different diameters are insertable in the guide groove,
wherein the support member is configured to be movable along the guide groove in the first direction, and configured such that a position of the support member on the guide groove varies along the first direction depending on a diameter of the needle,
wherein the support member comprises a support member body seated on the base and a guide protrusion protruding from the support member body to be inserted into the guide groove,
wherein the guide protrusion comprises an elastic material,
wherein the guide part further comprises:
an inlet having one open end so that the needle is inserted into the guide part;
an outlet provided at the other end so that the needle is supported by the guide part; and
an inclined portion provided to be inclined between the inlet and the outlet,
wherein a cross section of an inlet of the guide part is a triangular shape such that the needle is guided to the inclined portion to prevent the needle from getting out from the guide part,
wherein the guide groove is configured to have a different width along the first direction in which the needle is inserted, and
wherein an inner surface of the guide protrusion is inclined with a bottom surface of the guide groove in the first direction.
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