SURGICAL SEWER FOR ENDOSCOPIC OPERATIONS Russian patent published in 2011 - IPC A61B17/72 

FIELD: medicine.

SUBSTANCE: invention relates to surgery and can be used for sewing and connecting organs and tissues. Surgical sewer for endoscopic operations contains case with immovable handle for holding sewer. On case installed are staple jaw with "П"-shaped staples with rectilinear bridge and sharpened legs, pushers for pushing staples and wedges with elongated part for movement of pushers, support jaw with holes for staple bending and longitudinal element of support jaw rotation, drive of sewing clearance selection and sewing drive. Staple jaw and support jaw are made detachable and are provided with device of correspondence to each other. On case of sewer installed is connecting device of support jaw and staple jaw to sewer, which is provided with mechanism of combined installation of staple jaw and support jaw, corresponding to each other. Staple jaw and support jaw are made rectilinear of different length and with different clearances of sewing, arch-shaped of different length with different clearances of sewing and with different radiuses of curvature, combined with different number of sutures on removed and remaining parts of organ. Drive of sewing clearance selection is made in form of movable lever handle, which is installed on immovable handle with possibility of rotation. End of handle is connected with longitudinal element of support jaw rotation by means of hinge. Movable lever handle is provided with fixer. Sewing drive is made manual and is combined with rack-and-gear drive. Rack is fixed on elongated part of wedges. Gearwheel is located on sewer case. Sewer is additionally provided with staple jaw. Bracket slots in which are located at angle to longitudinal axis of sewer. Bracket bridges are made arch-shaped or in form of convex angle. External side of arch or angle sharpening is directed in opposite direction from sharpened staple legs.

EFFECT: improvement of construction.

16 dwg