rainbow Acoustic Monitoring®

Masimo - General Floor Adult
  • Adhesive Respiratory Acoustic Sensor (RAS) is applied to the neck, near the trachea, detecting the vibrations associated with respiration
  • Using acoustic signal processing that leverages Masimo Signal Extraction Technology® (SET®), the respiratory signal is separated and processed to display continuous respiration rate
Masimo - Application Shot RRa

Respiratory Acoustic Sensors (RAS)


For Pediatric and Adult Patients

Masimo - RAS-125c


Breathable cloth allows air to penetrate tape for enhanced adhesion on all patient types, including diaphoretic patients

Masimo - RAS-45c


Small size and comfortable adhesive are beneficial for patients with smaller necks

rainbow Acoustic Monitoring® Sensors and Cables


Explore the rainbow Acoustic Monitoring line of Sensors & Cables



Follow the link for available RRa studies.

Masimo - Brochure RRa


For professional use. See instructions for use for full prescribing information, including indications, contraindications, warnings, and precautions.