Patent ID: 8343172

Claim:
A sewing device for making a mechanical encircling stitch, containing a body having a spiral needle and gripping jaws for fixing sewn sites of tissue; the spiral needle, having a sharp end and being capable of rotational and forward motion, connected with a drive of its motion; said spiral needle comprising at least two full coils and being an atraumatic needle or a hollow needle with a thread-containing cavity; said gripping jaws being located on the distal end of the body and being adapted for management of their relative position, the gripping jaws having rounded external surfaces permitting sliding of a spiral needle on said surfaces or the gripping jaws comprising an indent or hollow wherein the spiral needle can move so that said spiral needle can move along said gripping jaws, at least, for all the length of a spiral, portion of said spiral needle the distal end of one of the gripping jaws including a jack for fixing the sharp end of said spiral needle, said jack being capable of rotation on the distal end and being connected with said distal end by a demountable connection.