Endoscopic snare device

A tissue removal tool for use with an endoscope, comprising:

• a loop formed by a piece of wire and movable between an open position and a closed position, wherein the loop is defined in the open position by a proximal portion and a distal portion, and wherein portions of the loop are coined;
• a cutting section disposed at least at the distal portion of the loop, wherein the cutting section comprises thinner wire than the proximal portion of the loop;
• a transmitting assembly comprising:
• a handle;
• and
• a link having a first end attached to the handle and a second end attached to the loop, the loop portion being movable between the open and closed position by action of the handle;
• and
• wherein the cutting section is a cutting element comprising cutting blades disposed on an otherwise non-cutting snare wire.

A tissue removal tool for use with an endoscope, comprising:

• a loop formed by a piece of wire and movable between an open position and a closed position, wherein the loop is defined in the open position by a proximal portion and a distal portion, and wherein portions of the loop are coined;
• a cutting section disposed at least at the distal portion of the loop, wherein the cutting section comprises thinner wire than the proximal portion of the loop;
• a transmitting assembly comprising:
• a handle;
• and
• a link having a first end attached to the handle and a second end attached to the loop, the loop portion being movable between the open and closed position by action of the handle;
• and
• wherein the loop comprises an inner loop and an outer loop, wherein the inner loop is secured to the outer loop in at least one location, and the inner loop is thinner than the outer loop.