Grasping forceps with adjustable grasping force for abdominal surgery

Abstract

The invention discloses a grasping forceps with adjustable grasping force for abdominal surgery. The grasping forceps comprises two adjusting handles and a clamping jaw assembly, each adjusting handlecomprises a first connecting rod and a second connecting rod, an adjusting threaded sleeve is arranged between each first connecting rod and the corresponding second connecting rod, one end of each second connecting rod is fixedly connected with a fixing support, and the connecting positions of the two connecting rods and two fixing supports are both connected through pin shafts. A clamping jaw assembly comprises a spring, a first clamp, a second clamp and a connecting plate, the first clamp and the second clamp are fixedly connected with the connecting plate through the spring, the connecting plate is slidably mounted on the inner side of the fixing support, a liquid storage bag is fixedly connected between the connecting plate and the first clamp and between the connecting plate and thesecond clamp respectively, one end of the liquid storage bag is communicated with the clamps, first teeth are arrayed on the side, away from the connecting plate, of the first clamp at equal intervals, and the situation that multiple tools enter the abdominal cavity at the same time or are used under the condition that dosing is inconvenient is reduced.

Description

technical field

[0001] The invention belongs to the technical field of grasping forceps, in particular to a grasping forceps with adjustable grasping force for abdominal surgery. Background technique

[0002] In abdominal surgery, surgical devices that first grasp or clamp tissue between opposed jaw structures and then connect with surgical fasteners are well known in the art. The typical form of this fastener is a surgical staple, but two-part polymeric fasteners may also be utilized.

[0003] Instruments for this purpose may include a tool assembly having two elongate members for grasping or clamping tissue, respectively. Typically, one of the components carries a staple cartridge that accommodates, for example, a plurality of staples arranged in rows on at least two sides, while the other component has features for defining when the staples are driven out of the staple cartridge. An anvil that forms the surface of the staple legs. In some staplers, the stapling operati...

Images