Medical ligating apparatus

Abstract

A medical ligating apparatus comprises a medical ligating device consisting of a ligating member which consists of a flexible wire rod and ligates living tissues, and a fixing member which is movably provided at the ligating member and fixes the living tissues in a ligated state, a manipulating device having a flexible sheath and a proximal manipulating section, and cutting means for cutting the ligating member, the cutting means being provided on the manipulating device and being movably provided on the ligating member.

What is claimed is:  
     
         1 . A medical ligating apparatus comprising: 
 a medical ligating device including a ligating member which has a flexible wire rod and ligates living tissues, and a fixing member which is movably provided at the ligating member and fixes the living tissues in a ligated state;    a manipulating device having a flexible sheath and a proximal manipulating section; and    wherein the manipulating device comprises cutting means for cutting the ligating member, the cutting means being provided on the manipulating device and being movably provided on the ligating member.    
     
     
         2 . A medical ligating apparatus comprising: 
 a medical ligating device including a ligating member which has a flexible wire rod and ligates living tissues, and a fixing member which is movably provided at the ligating member and fixes the living tissues in a ligated state; and    a manipulating device having a flexible sheath and a proximal manipulating section,    wherein the manipulating device comprises cutting means for cutting the ligating member, the cutting means being movably provided on the ligating member, and the cutting means is advanced and retracted or is rotated to cut the ligating member at a proximal end side of the fixing member.    
     
     
         3 . A medical ligating apparatus comprising: 
 a medical ligating device including a ligating member which has a flexible wire rod and ligates living tissues, and a fixing member which is movably provided at the ligating member and fixes the living tissues in a ligated state; and    a manipulating device having a flexible sheath and a proximal manipulating section,    wherein the manipulating device comprises cutting means for cutting the ligating member, the cutting means being movably provided on the ligating member, and the medical ligating device comprises a receiving member which is movably provided on the ligating member and receives the cutting means.    
     
     
         4 . A medical ligating device comprising: 
 a ligating member which includes a flexible wire rod and ligates living tissues;    a fixing member which is movably provided on the ligating member and fixes the living tissues in a ligated state; and    cutting means for cutting the ligating member, the cutting means being movably provided on the ligating member.    
     
     
         5 . A medical ligating apparatus comprising: 
 a medical ligating device according to  claim 4;  and    a manipulating device having a flexible sheath and a proximal manipulating section.    
     
     
         6 . A medical ligating device comprising: 
 a ligating member which includes a flexible wire rod and ligates living tissues;    a fixing member which is movably provided on the ligating member that fixes the living tissues in a ligated state; and    cutting means for cutting the ligating member, the cutting means being provided on the fixing member.    
     
     
         7 . A medical ligating apparatus comprising: 
 a medical ligating device according to  claim 6;  and    a manipulating device having a flexible sheath and a proximal manipulating section.    
     
     
         8 . A ligating apparatus for ligating living tissues by a ligating device using a predetermined elongated material, comprising: 
 tracting and ligating means for tracting a proximal end of the ligating device and ligating the living tissues by a distal end of the ligating device; and    cutting means for cutting the proximal end of the ligating device, while the tracting and ligating means is ligating the living tissues in the distal end of the ligating device, the cutting means having a blade section which is movably operated in parallel to a tracting direction of the tracting and ligating means and which is oriented to a distal end side of the tracting direction.    
     
     
         9 . A ligating apparatus according to  claim 8 , further comprising a receiving member which has an abutment section against which the blade section abuts and disposes the ligating device between the abutment section and the blade section.  
     
     
         10 . A ligating apparatus according to  claim 9 , further comprising a sheath which has an external diameter capable of being inserted into the cutting means and is inserted into the cutting means, and a receiving member to be mounted on a distal end of the sheath.  
     
     
         11 . A ligating apparatus according to  claim 9 , further comprising: 
 a sheath which has an internal diameter large enough to allow the cutting means to be inserted; and    a receiving member to be mounted on a distal end of the sheath.    
     
     
         12 . A ligating apparatus for ligating living tissues by a ligating device using a predetermined elongated material, comprising: 
 tracting and ligating means for tracting a proximal end of the ligating device and ligating the living tissues by a distal end of the ligating device; and    cutting means being movable back and forth and rotable in a tracking direction of the tracking and ligating means, having a blade section oriented to the proximal end of the ligating device, and configured to cut the proximal end portion from of the ligating device which has ligated the living tissues by assistance of the tracking and ligating means, leaving the distal end portion of the ligating device;    
     
     
         13 . A ligating apparatus according to  claim 12 , wherein the cutting means further comprises a blade section which has a ring-shaped cross section in a plane perpendicular to a tracking direction of the tracking means.  
     
     
         14 . A ligating apparatus for ligating living tissues by a ligating device using a predetermined elongated material, comprising: 
 tracting and ligating means for tracting a proximal end of the ligating device and ligating the living tissues by using a distal end of the ligating device; and    cutting means being rotable in a tracking direction of the tracking and ligating means, having a blade section oriented to the proximal end of the ligating device, and configured to cut to cut the proximal end portion from of the ligating device which has ligated the living tissues by assistance of the tracking and ligating means, leaving the distal end portion of the ligating device;    
     
     
         15 . A ligating apparatus for ligating living tissues, comprising: 
 a ligating device which includes a predetermined elongated material and ligates living tissues;    tracting and ligating means for tracting a proximal end of the ligating device and ligating the living tissues by a distal end of the ligating device; and    cutting means for cutting the proximal end of the ligating device, while the tracting and ligating means is ligating the living tissues in the distal end of the ligating device, the cutting means having a blade section that is movably operated in parallel to a tracting direction of the tracting and ligating means and that is oriented to a distal end side of the tracting direction.    
     
     
         16 . A ligating apparatus for ligating living tissues by a ligating device using a predetermined elongated material, comprising: 
 tracting and ligating means for tracting a proximal end of the ligating device and ligate the living tissues;    a first stopper and a second stopper which oppose each other, with the ligating device sandwiched therebetween, and which are engaged with each other by virtue of a traction force when the traction and ligating means pulls the ligating device, and which lock the ligating device in a frictional manner, thereby maintaining a ligation state by the ligating device; and    cutting means for cutting the proximal end of the ligating device, while the tracting and ligating means is ligating the living tissues in the distal end of the ligating device, the cutting means being provided at least one of the first and second stoppers.