US 12,004,991 B2
Ostomy appliance
Lee Tretheway, Birmingham (GB); Iain Powner, Birmingham (GB); Lee Howard, Birmingham (GB); and Jesus Alfaro, Birmingham (GB)
Assigned to SALTS HEALTHCARE LIMITED, Birmingham (GB)
Appl. No. 16/649,126
Filed by SALTS HEALTHCARE LIMITED, Birmingham (GB)
PCT Filed Sep. 21, 2018, PCT No. PCT/GB2018/052690
§ 371(c)(1), (2) Date Mar. 19, 2020,
PCT Pub. No. WO2019/058126, PCT Pub. Date Mar. 28, 2019.
Claims priority of application No. 1715394 (GB), filed on Sep. 22, 2017.
Prior Publication US 2020/0289308 A1, Sep. 17, 2020
Int. Cl. A61F 5/448 (2006.01); A61F 5/44 (2006.01); A61F 5/441 (2006.01)
CPC A61F 5/448 (2013.01) [A61F 5/441 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A closed colostomy appliance for receiving waste including:
first and second walls connected to each other at or near their peripheries, the first wall having a stoma-receiving opening;
a waste collecting cavity defined between the first and second walls;
a first weld portion positioned to one side of the appliance at a periphery of the appliance, wherein at least a portion of the first weld portion connects the first and second walls together at an interior portion of the waste collecting cavity and reduces a width of the waste collecting cavity;
a second weld portion positioned on an opposite side of the appliance to the first weld portion at a periphery of the appliance, wherein at least a portion of the second weld portion connects the first and second walls together at an interior portion of the waste collecting cavity and reduces the width of the waste collecting cavity, wherein the first and second weld portions are not connected directly to each other;
a third weld portion positioned below the first weld portion, wherein at least a portion of the third weld portion connects the first and second walls together at an interior portion of the waste collecting cavity and extends inwardly from a periphery of the appliance in a direction towards the waste collecting cavity; and
a fourth weld portion positioned below the second weld portion, wherein at least a portion of the fourth weld portion connects the first and second walls together at an interior portion of the waste collecting cavity and extends inwardly from the periphery of the appliance in a direction towards the waste collecting cavity, wherein the third and fourth weld portions are not connected directly to each other.