A customizable pulse oximetry assembly is disclosed. The assembly include a bandage with a first receptacle, a second receptacle, and a flexible connector connecting the first receptacle and the second receptacle. The assembly also includes a light emitter having a first probe housing for removably mounting the light emitter on the first receptacle and a light sensor comprising a second probe housing for removably mounting on the second receptacle. A cable connector for physically coupling the light emitter and the light sensor and for communicatively coupling the light emitter and the light sensor to a patient monitor is included as a part of the assembly. The flexible connector, the first probe housing, and the second probe housing may be adapted to adjust for a separation and an alignment between the light emitter and the light sensor according to a dimension of a patient body part.