SURGICAL STAPLER CARTRIDGE, SURGICAL STAPLER HEAD AND SURGICAL STAPLER Russian patent published in 2025 - IPC A61B17/72 

FIELD: medicine.

SUBSTANCE: group of inventions relates to medical equipment, namely to a cartridge for a surgical stapler, a head for a surgical stapler and a surgical stapler. Cartridge for a surgical stapler comprises a staple tape and a cover. Staple band comprises at least one base and more than one staple. Each staple is connected with possibility of rotation with base of staple tape through connecting part. Cover is put on the base of the stapling tape. Cartridge cover comprises at least one curved part extending in axial direction of the stapler and connected between the top plate and the side plate of the cartridge cover. Curved part has more than one hole for staples, each having a first wall and a second wall extending in the axial direction. First wall of the hole is higher than the second wall of the hole in the direction of height. Head for a surgical stapler comprises a matrix and said cartridge. Matrix surface facing the cartridge is an impact surface. In the matrix there is a slot for cutting. Impact surface has a convex part protruding towards the cartridge on at least one side of the die slot for cutting. In the cartridge there is a slot for cutting. Curved part is made with possibility of being located on one side of the cartridge cover facing the slot of the cartridge for cutting. Surgical stapler comprising said cartridge or said head.

EFFECT: use of group of inventions facilitates separation of staples from cartridge cover after their closure.

15 cl, 36 dwg