Surgical Operation by Wire Type Surgical Operation Apparatus

Abstract

Disclosed herein is a surgical operation by wire (SOBW) type surgical operation apparatus including an end effector configured so as to remove or minimize configurations of a mechanical cable. The SOBW type surgical operation apparatus includes: a body part; an extension part having one end connected to the body part; and an end effector formed at the other end of the extension part, and receiving electrical energy transferred through the body part and the extension part and converting the electrical energy into mechanical energy.

1 . A surgical operation by wire (SOBW) type surgical operation apparatus, comprising:
 a body part;   an extension part having one end connected to the body part; and   an end effector formed at the other end of the extension part, and receiving electrical energy transferred through the body part and the extension part and converting the electrical energy into mechanical energy.   
     
     
         2 . The SOBW type surgical operation apparatus as set forth in  claim 1 , wherein the extension part comprises a wire extended from the body part and transferring the electrical energy to the end effector. 
     
     
         3 . The SOBW type surgical operation apparatus as set forth in  claim 1 , wherein the end effector comprises:
 an effector accessing a surgical operation target site to perform a surgical operation work; and   a gripping operator receiving the electrical energy transferred from the body part and the extension part to induce a gripping operation of the effector.   
     
     
         4 . The SOBW type surgical operation apparatus as set forth in  claim 3 , wherein the gripping operator comprises:
 a gripping motor part converting the electrical energy into rotational motion; and   a gripping extension part converting the rotational motion of the gripping motor part into linear motion to induce the gripping operation of the effector.   
     
     
         5 . The SOBW type surgical operation apparatus as set forth in  claim 4 , wherein the effector is formed of forceps comprising first and second legs, and
 the gripping operator further comprises a linear motion transfer member formed at one end of the gripping extension part and transferring force to each of the first and second legs in different directions.   
     
     
         6 . The SOBW type surgical operation apparatus as set forth in  claim 5 , wherein the gripping operator further comprises:
 a first connection member formed at one side of the linear motion transfer member and coupled to one end of the first leg; and   a second connection member formed at the other side of linear motion transfer member and coupled to one end of the second leg, and   the first and second connection members transfer force the first and second legs in different directions, respectively, according to linear motion of the linear motion transfer member.   
     
     
         7 . The SOBW type surgical operation apparatus as set forth in  claim 1 , wherein the end effector further comprises:
 an effector accessing a surgical operation target site to perform a surgical operation work; and   a pitching operator receiving the electrical energy transferred from the body part and the extension part to induce a pitching operation of the effector.   
     
     
         8 . The SOBW type surgical operation apparatus as set forth in  claim 7 , wherein the pitching operator comprises:
 a pitching motor part converting the electrical energy into rotational motion; and   a gear part inducing the pitching operation of the effector through the rotational motion of the pitching motor part.   
     
     
         9 . The SOBW type surgical operation apparatus as set forth in  claim 8 , wherein the gear part is formed of at least one selected from a group consisting of a spur gear, a helical gear, a worm gear, a rack gear, and a bevel gear. 
     
     
         10 . The SOBW type surgical operation apparatus as set forth in  claim 3 , wherein the gripping operator comprises:
 a piezoelectric material receiving the electrical energy to perform a mechanical contraction or relaxation operation; and   a linear motion transfer member formed at one end of the piezoelectric material and inducing the gripping operation of the effector while linear moving according to the mechanical contraction or relaxation operation of the piezoelectric material.   
     
     
         11 . The SOBW type surgical operation apparatus as set forth in  claim 10 , wherein the piezoelectric material is made of at least one of ceramics with perovskite structures, ceramics with tungsten-bronze structures, and a polyvinylidene fluoride (PVDF) polymer. 
     
     
         12 . The SOBW type surgical operation apparatus as set forth in  claim 10 , wherein the effector is formed of forceps comprising first and second legs,
 the gripping operator further comprises:   a first connection member formed at one side of the linear motion transfer member and coupled to one end of the first leg; and   a second connection member formed at the other side of linear motion transfer member and coupled to one end of the second leg, and   the first and second connection members transfer force the first and second legs in different directions, respectively, according to linear motion of the linear motion transfer member.   
     
     
         13 . The SOBW type surgical operation apparatus as set forth in  claim 3 , wherein the effector is formed of forceps comprising first and second legs, and
 the gripping operator comprises a piezoelectric material coupled to one ends of the first and second legs and receiving the electrical energy to perform a mechanical contraction or relaxation operation.   
     
     
         14 . The SOBW type surgical operation apparatus as set forth in  claim 3 , wherein the effector is any one of forceps, scissors, a needle driver, a clip applier, a probe grasper, and a retractor. 
     
     
         15 . An SOBW type surgical operation apparatus, comprising:
 a body part;   an extension part having one end connected to the body part; and   
       an end effector formed at the other end of the extension part, receiving electrical energy transferred through the body part and the extension part, and performing a gripping operation, a pitching operation, and a yawing operation using the electrical energy.