Drainage bag for human body

Abstract

The disclosure is directed to a drainage bag for the human body especially usable for patients who have undergone a colostomy, ileostomy, urostomy or the like. The bag has a cloth backing, a special contour to fit the body and enable to be supported by standard type of underwear having elastic leg bands, and an unobstructed reclosable opening for easy draining.

What is claimed is: 
     
       1. A drainage bag for attaching around a drainage opening in the human body and to be worn adjacent the skin comprising: a soft layer of the peripheral dimensions of the drainage bag and having an opening therein,   a back plastic layer of the peripheral dimensions of the drainage bag and having an opening therein affixed to said soft layer to be coextensive therewith and having its opening coaxial with said soft layer opening,   a front plastic layer of the peripheral dimensions of the drainage bag and sealed about its periphery to said back plastic layer on the side of said back plastic layer not .[.laminated.]. .Iadd.affixed .Iaddend.to said soft layer,   .[.a front plastic layer of the peripheral dimensions of the drainage bag and sealed about its periphery to said back plastic layer on the side of said back plastic layer not laminated to said soft layer,.].   a sealing washer on the back side of said drainage bag having an opening therein, and   a seal between the area surrounding said seal washer opening and the area surrounding said back plastic layer opening.   
     
     
       2. The drainage bag of claim 1 wherein said sealing washer has an adhesive layer means applied thereto for affixing said bag to the human body and wherein said adhesive layer means is protected until use by a peel-off layer which may be readily peeled from the adhesive layer means without any substantial amount of adhesive coming with it. 
     
     
       3. The drainage bag of claim 2 wherein said adhesive layer means includes an adhesive carrier layer which has a layer of adhesive on each side thereof with one layer of adhesive mounted to said sealing washer and the other adhesive layer adapted for adhering to the skin. 
     
     
       4. The drainage bag of claim 1 wherein said bag has a foot and ankle shape with the ankle area containing the opening to fit over a stoma and a foot portion containing the drainage holding area, a heel portion, a bottom portion and a toe portion, located in said foot portion, with said heel portion located substantially directly below said ankle portion and said bottom portion and toe portion extending in a direction that when the drainage bag is worn, they extend to the side of the wearer and away from the center of the wearer's torso with the bottom portion being supportable by a tight leg band of common underpants, and a recloseable opening located in said toe portion for periodic draining of said bag for reuse without removing said bag from the wearer. 
     
     
       5. The drainage bag of claim 4 wherein said recloseable opening is located at the bottom of said toe portion and includes a flat female unobstructed drain sealed to said bag and a removeable male plug for stoppering said drain. 
     
     
       6. The drainage bag of claim 5 wherein said removable male plug has a flat turning handle portion, bayonet lugs and locking dimples and said female drain has complementary bayonet lug receiving means and dimple receiving recesses whereby said plug may be inserted into said drain and rotated and locked in place. 
     
     
       7. The drainage bag of claim 4 wherein said recloseable opening is located at the top of said toe portion whereby no leaking will occur in normal use in event of an imperfect seal of said opening and whereby said bag may be emptied of its contents without being removed from the wearer by folding down along a diagonal fold so the opening is in a lowered position below the normal position of said bottom portion of said bag. 
     
     
       8. The drainage bag of claim 7 werein said recloseable opening is sealed by a plastic zipper. 
     
     
       9. The drainage bag of claim 4 wherein said sealing washer has an adhesive layer means applied thereto for affixing said bag to the human body and wherein said adhesive layer means is protected until use by a peel-off layer which may be readily peeled from the adhesive layer means without any substantial amount of adhesive coming with it. 
     
     
       10. The drainage bag of claim 9 wherein said adhesive layer means includes an adhesive carrier layer which has a layer of adhesive on each side thereof with one layer of adhesive adhering to said sealing washer and the other adhesive layer adapted for adhering to the skin. .Iadd.11. A drainage bag for attaching around a drainage opening in the human body and to be worn adjacent the skin comprising: a soft layer of thermoplastic material of the peripheral dimensions of the drainage bag and having an opening therein,   a back plastic layer of the peripheral dimensions of the drainage bag and having an opening therein affixed to said soft layer to be coextensive therewith and having its opening coaxial with said soft layer opening,   a front plastic layer of the peripheral dimensions of the drainage bag and sealed about its periphery to said back plastic layer on the side of said back plastic layer not affixed to said soft layer,   a sealing washer on the back side of said drainage bag having an opening therein, and   a seal between the area surrounding said seal washer opening and the area surrounding said back plastic layer opening. .Iaddend..Iadd.12. The drainage bag of claim 11 wherein said soft layer is affixed to said back plastic layer by a heat seal. .Iaddend..Iadd.13. The drainage bag of claim 12 wherein said heat seal is at the periphery of said layers. .Iaddend..Iadd.14. The drainage bag of claim 11 wherein said sealing washer is of plastic material. .Iaddend. .Iadd.15. The drainage bag of claim 14 wherein said seal between the area surrounding said seal washer opening and the area surrounding said back plastic layer opening is a heat seal and affixes said soft layer to said back plastic layer..Iaddend.