Patent ID: 9247932
Filing Date: 2016-02-02
CPC Classification: A61B

Claim Text:
1. A refraction system for a laparoscopic surgery, comprising: a refraction part for holding an object or a tissue which will be refracted; a refraction fiber control part for refracting the retraction part with a retraction fiber to a retraction place and fixing the refraction part; and an abdominal wall fixer which is coupled with the refraction fiber control part and is configured to be fixed at an abdominal wall, and the refraction fiber control part comprising: a retraction fiber controller body which has a refraction hole formed at a lower side for a retraction fiber connected with the retraction part to pass through the retraction hole; and a retraction fiber fixer which is provided at an outer side of the retraction fiber controller body and retracts the retraction fiber and fixes the retraction fiber, wherein the abdominal wall fixer comprises: an upper abdominal wall fixer which is configured to be secured to an outer side of the abdominal wall; and a lower abdominal wall fixer which is configured to be secured in the interior of the abdominal wall and the upper abdominal wall fixer and the lower abdominal wall fixer are configured to be secured at the inner and outer sides of the abdominal wall with the aid of the lower abdominal wall fixer and a needle rod formed of an en raging needle hole, wherein the lower abdominal wall fixer comprises: a cylindrical body with a concave upper plate; a needle rod guide tube which is connected with the upper plate and guides the downward insertion of the needle rod; a needle shaped finishing part which is formed at a lower end portion of an end of the needle rod when the end is inserted into the needle rod guide tube; a hook which is installed near the intermediate hole for limiting the coming-in and going-out through the intermediate hole of the needle rod guide tube and controlling for the end of the needle rod can be fixed or can pass by; and an elastic pressing part which is engaged at an outer portion of the cylindrical body and controls the coming-in and going-out of the hook in sync with the hook.