A medical bandage (100, 200, 500, 600, 700, 800, 900) comprising: a deformable main body (110, 210, 510, 710, 810, 910) having an inner surface (120, 220, 820, 920) and an outer surface (124, 224, 524, 824, 924), wherein the main body is configured to adopt a position in which an inner cavity (122, 822, 922) is delimited by the inner surface for at least partially receiving a head, limb, stump, finger or other body part, wherein at least part of said main body comprises: a skin-compatible first layer (140, 240, 540, 740, 840, 940); a second layer (150, 270, 550, 750, 850, 950); a non-permeable third layer (160, 260, 560, 760, 860, 960), wherein the first layer is arranged closer to the inner cavity than the third layer, and further wherein the second layer is arranged between the first layer and the third layer and comprises at least one space (152, 552, 652, 752, 852, 952) through which the first and third layers directly face one another; and at least one through port (112, 114, 212, 214, 512, 514, 612, 712, 812, 912, 914) arranged at said at least one space, for accessing the inner cavity of the main body from outside the main body and through the first, second and third layers, or for stabilizing or supporting a drain or tubing passing through the port; wherein the medical bandage further comprises at least one sensor for measuring a body condition, the sensor carried by the main body and configured to establish wired or wireless communication with an external electronic device for transmitting a measurement to said electronic device, wherein the at least one sensor comprises a light emitter configured to emit a color-coded light visible from outside the medical bandage and indicative of measurements by the at least one sensor. a deformable main body (110, 210, 510, 710, 810, 910) having an inner surface (120, 220, 820, 920) and an outer surface (124, 224, 524, 824, 924), wherein the main body is configured to adopt a position in which an inner cavity (122, 822, 922) is delimited by the inner surface for at least partially receiving a head, limb, stump, finger or other body part, wherein at least part of said main body comprises: a skin-compatible first layer (140, 240, 540, 740, 840, 940); a second layer (150, 270, 550, 750, 850, 950); a non-permeable third layer (160, 260, 560, 760, 860, 960), wherein the first layer is arranged closer to the inner cavity than the third layer, and further wherein the second layer is arranged between the first layer and the third layer and comprises at least one space (152, 552, 652, 752, 852, 952) through which the first and third layers directly face one another; and at least one through port (112, 114, 212, 214, 512, 514, 612, 712, 812, 912, 914) arranged at said at least one space, for accessing the inner cavity of the main body from outside the main body and through the first, second and third layers, or for stabilizing or supporting a drain or tubing passing through the port; wherein a skin-compatible first layer (140, 240, 540, 740, 840, 940); a second layer (150, 270, 550, 750, 850, 950); a non-permeable third layer (160, 260, 560, 760, 860, 960), wherein the first layer is arranged closer to the inner cavity than the third layer, and further wherein the second layer is arranged between the first layer and the third layer and comprises at least one space (152, 552, 652, 752, 852, 952) through which the first and third layers directly face one another; and at least one through port (112, 114, 212, 214, 512, 514, 612, 712, 812, 912, 914) arranged at said at least one space, for accessing the inner cavity of the main body from outside the main body and through the first, second and third layers, or for stabilizing or supporting a drain or tubing passing through the port; wherein the medical bandage further comprises at least one sensor for measuring a body condition, the sensor carried by the main body and configured to establish wired or wireless communication with an external electronic device for transmitting a measurement to said electronic device, wherein the at least one sensor comprises a light emitter configured to emit a color-coded light visible from outside the medical bandage and indicative of measurements by the at least one sensor.