Patent ID: 8597265

Claim:
A vacuum sealing drainage device for a bleeding wound tissue, the device comprising: a porous foam pad ( 1 ) being adapted to contact with the bleeding wound tissue, a drainage piping ( 2 ), a sealing film ( 3 ), a connector ( 4 ), a duct ( 17 ), a drainage container ( 5 ), a vacuum source ( 6 ), a gel membrane ( 7 ), at least one outlet pipe ( 8 ), and a plurality of support members ( 9 ), each of said plurality of support members ( 9 ) having a sidewall; wherein: said gel membrane ( 7 ) is disposed above said porous foam pad ( 1 ); said drainage piping ( 2 ) comprises two pipes integrally formed and connected with each other, each pipe of said drainage piping ( 2 ) having a cylindrical sidewall and an axis; said drainage piping ( 2 ) is disposed above said porous foam pad ( 1 ), and the axes are oriented parallel to a top surface of said porous foam pad ( 1 ); said plurality of support members ( 9 ) is hollow and each of said plurality of support members ( 9 ) has a plurality of openings ( 13 ) disposed on said sidewall; one end of each of said plurality of support members ( 9 ) is disposed in said porous foam pad ( 1 ); the other end of each of said plurality of support members ( 9 ) is connected to said drainage piping ( 2 ); one end of said outlet pipe ( 8 ) is connected to said cylindrical sidewall; said sealing film ( 3 ) is disposed on the perimeter of said gel membrane ( 7 ); the other end of said outlet pipe ( 8 ) is connected to said connector ( 4 ), and said connector ( 4 ) is connected to said drainage container ( 5 ) via said duct; said drainage piping ( 2 ) is disposed between said porous foam pad ( 1 ) and said gel membrane ( 7 ); and said one end of said outlet pipe ( 8 ) passes through said membrane ( 7 ); and said drainage container ( 5 ) is connected to said vacuum source ( 6 ) via said duct ( 17 ).