There is degradation time to be disclosed less than two weeks for a kind of improved tissue closure patch based on fibrinogen. The patch includes polyethylene glycol and caprolactone lactide (PEG- CL-LA) triblock copolymer film is that fibrinogen and fibrin ferment of the sealant bag based on fibrinogen containing the condition 2 less than 8 have less than 10 IU/cm 2. In preferred embodiments, thin polymer film includes that PEG has 3000 molecular weight and 3500 CL:LA: price to earnings growth ratio 34:2:1. Production is also revealed with using sticking patch.