Multifunctional endoscopy blood vessel knotter

The utility model relates to the technical field of endoscopy blood vessel knotters and provides a multifunctional endoscopy blood vessel knotter which comprises a knotting rod and a knotting head, wherein the knotting head is fixedly arranged at the lower end of the knotting rod; a V-shaped wire pushing groove with a downward opening is arranged at the lower end of the knotting head; a threading through hole is formed in the knotting head above the wire pushing groove; an inner through cavity communicated with the threading through hole is formed in the knotting rod; a wire cutting rod is sleeved in the inner through cavity; the upper part of the wire cutting rod extends out to be above the knotting rod; the lower end of the wire cutting rod is fixedly provided with a cutter blade; and an annular inner boss is arranged on the inner through cavity above the cutter blade. The multifunctional endoscopy blood vessel knotter is reasonable and compact in structure and convenient in use; a medical can carry out a k