Masimo - EMMA Capnograph held in hand

Radius PCG™

Portable Real-time Capnography with Bluetooth® Connectivity

  • Immediate results — minimal warm-up time, with accurate end-tidal carbon dioxide (EtCO2) and respiration rate (RR) measurements and continuous EtCO2 waveform displayed within 15 seconds1
  • Small, lightweight, and tetherless — convenient during short-term EtCO2 monitoring of adult, pediatric, and infant patients
  • Designed to fit easily onto a breathing circuit — flexible use across multiple care areas, including pre-hospital, emergency medicine, operating room, intensive care unit, long-term acute care, and patient transport
  • Connectivity — integrates with Masimo monitors to provide a larger waveform display, measurement trending, and seamless transfer of patient data to the electronic medical record


  • Simple, easy-to-use interface for quick setup and one-touch programming
  • Battery life up to 10 hours with two standard AAA lithium batteries
  • Audible and visual alarm system for No Adapter, Clogged Adapter, No Breath (Apnea), Low Battery, Zero Point Adjustment, and adjustable High and Low EtCO2 alarms
  • Easy to maintain with no routine calibration required
  • Small, portable design easily stores in a crash cart
Masimo - Radius PCG Features Diagram

Radius PCG*

Masimo - Radius PCG
  • Radius PCG (mmHg) PN 99621
  • Radius PCG (kPa) PN 99612



EMMA® Airway Adapter

  • Adult/Pediatric
  • Box of 25
  • PN 17448

EMMA Airway Adapter

  • Infant
  • Box of 10
  • PN 17449


  1. 1.

    Operator's Manual.

  2. * In order for the Radius PCG to provide readings, either of the listed airways adapters is required. Kit includes Radius PCG, pouch, and lanyard.

Related Product Solutions




Masimo - Product Information, Radius PCG

Product Information

Masimo - Emerging Use of Capnometry in Emergency Medicine Whitepaper


For professional use. See instructions for use for full prescribing information including indications, contraindications, warnings and precautions. Caution: Federal (USA) law restricts this device to sale by or on the order of a physician.