Masimo Neo SpO2 Sensor Single Patient Use Disposable
Masimo SpO2 Sensor, Pulse Oximetry, medical device. These are used as "single use" and can be worn for several days after initially being attached to a finger with elastic adhesive band. There is a 18 inch cable terminating at a 9 pin connector.
https://professional.masimo.com/products/sensors/lncs/single-use/