Patent ID: 7718556
Filing Date: 2010-05-18
Classification: A61L,Y10T

Abstract:
1. A medical film, comprising: a gelatin film, and a reinforcing material made of a biodegradable polymer, wherein the reinforcing material is a warp knitted fabric, the warp knitted fabric is in a form of a mesh with diamond-shaped pores or a mesh with hexagon pores, a unit of stitches of the warp knitted fabric has a vertical length of 0.5 to 8 mm and a horizontal length of 0.5 to 8 mm, a yarn of the warp knitted fabric includes a multifilament yarn and a thickness of the yarn is in a range of 30 denier to 200 denier (33.3 decitex to 222.2 decitex), the reinforcing material is disposed on at least one film surface of the gelatin film so as to extend over an entire area in a plane direction, the reinforcing material is embedded entirely in the gelatin film, the reinforcing material and the gelatin film are integrated due to gelling of gelatin that has infiltrated entirely in an internal part of the reinforcing material, and the medical film serves as an antiadhesive material.