A device that can produce carbon monoxide for therapeutic and laboratory applications is disclosed. The quick connect coupler includes a connector body with a fitting that carries optical fiber from an illumination source. The stand comprising a base with a recess adapted to hold a placenta during stem cell collection solution loading, an upright back support, and an upper platform with a recess adapted to hold the placenta during collection of stem cells. The isolating switch system includes a signal generating unit, a signal detector unit and a signal processing unit. The IC die support structure is removed from the centrally located opening. The insert has a central portion made of a hardened material, and surrounding the central portion is a softer metal sleeve.