A degassing module (10, 110, 210, 310, 410, 510, 610, 710, 810) for degassing a liquidous fluid, said degassing module (10, 110, 210, 310, 410, 510, 610, 710, 810) comprising: a housing (12, 112, 212, 312) defining an interior chamber (14, 114, 214) and a housing axis, said housing (12, 112, 212, 312) having an evacuation port (40, 42, 140, 142, 240, 340 840) opening to said chamber (14, 114, 214), and a fluid inlet port (50, 15, 250, 350) and a fluid outlet port (52, 152, 252, 352) each opening to said chamber (14, 114, 214) for permitting flow of the fluid through said interior chamber (14, 114, 214); a cell (30, 130, 230) secured to said housing (12, 112, 212, 312) and having a length ("L") extending axially along said housing axis in said interior chamber (14, 114, 214); a tubular separation membrane (16, 116, 216, 516, 616, 716) helically wound about said cell (30, 130, 230) in a gap (60, 160) between an inner surface (13, 113) of said housing (12, 112, 212, 312) and an outer surface (31, 131) of said cell (30, 130, 230), said membrane (16, 116, 216, 516, 616, 716) defining a lumen that is in fluid communication with said evacuation port (40, 42, 140, 142, 240, 340 840) for evacuating said lumen, said membrane (16, 116, 216, 516, 616, 716) forming a gas-permeable, liquid-impermeable barrier between said interior chamber (14, 114, 214) and said lumen; a housing strut (64, 164) extending from said inner surface (13, 113) of said housing (12, 112, 212, 312) to maintain said membrane (16, 116, 216, 516, 616, 716) in a spaced relationship from said inner surface (13, 113) of said housing (12, 112, 212, 312), with a first spacing (68, 168) being defined radially between said membrane (16, 116, 216, 516, 616, 716) and said inner surface (13, 113) of said housing (12, 112, 212, 312); and a cell strut (62, 162) extending from said outer surface (31, 131) of said cell (30, 130, 230) to maintain said membrane (16, 116, 216, 516, 616, 716) in a spaced relationship from said outer surface (31, 131) of said cell (30, 130, 230), with a second spacing (66, 166) being defined radially between said membrane (16, 116, 216, 516, 616, 716) and said outer surface (31, 131) of said cell (30, 130, 230). a housing (12, 112, 212, 312) defining an interior chamber (14, 114, 214) and a housing axis, said housing (12, 112, 212, 312) having an evacuation port (40, 42, 140, 142, 240, 340 840) opening to said chamber (14, 114, 214), and a fluid inlet port (50, 15, 250, 350) and a fluid outlet port (52, 152, 252, 352) each opening to said chamber (14, 114, 214) for permitting flow of the fluid through said interior chamber (14, 114, 214); a cell (30, 130, 230) secured to said housing (12, 112, 212, 312) and having a length ("L") extending axially along said housing axis in said interior chamber (14, 114, 214); a tubular separation membrane (16, 116, 216, 516, 616, 716) helically wound about said cell (30, 130, 230) in a gap (60, 160) between an inner surface (13, 113) of said housing (12, 112, 212, 312) and an outer surface (31, 131) of said cell (30, 130, 230), said membrane (16, 116, 216, 516, 616, 716) defining a lumen that is in fluid communication with said evacuation port (40, 42, 140, 142, 240, 340 840) for evacuating said lumen, said membrane (16, 116, 216, 516, 616, 716) forming a gas-permeable, liquid-impermeable barrier between said interior chamber (14, 114, 214) and said lumen; a housing strut (64, 164) extending from said inner surface (13, 113) of said housing (12, 112, 212, 312) to maintain said membrane (16, 116, 216, 516, 616, 716) in a spaced relationship from said inner surface (13, 113) of said housing (12, 112, 212, 312), with a first spacing (68, 168) being defined radially between said membrane (16, 116, 216, 516, 616, 716) and said inner surface (13, 113) of said housing (12, 112, 212, 312); and a cell strut (62, 162) extending from said outer surface (31, 131) of said cell (30, 130, 230) to maintain said membrane (16, 116, 216, 516, 616, 716) in a spaced relationship from said outer surface (31, 131) of said cell (30, 130, 230), with a second spacing (66, 166) being defined radially between said membrane (16, 116, 216, 516, 616, 716) and said outer surface (31, 131) of said cell (30, 130, 230).