Update your Capnostream™ 35 Portable Respiratory Monitor

The latest software release for the Capnostream™ 35 portable respiratory monitor includes features and bug fixes implemented in version 1.07.0X.XX (also known as V1.7). These changes include:

  • ISO Standards Compliance: Software complies with new release of several standards, such as ISO 80601-2-55:2018, ISO 80601-2-61:2018, and ISO 80601-2-49:2018.
  • Enabling/Disabling of alarms: alarms with two limits (e.g., EtCO2 high and EtCO2 low) can now be either fully enabled or fully disabled.
  • “No Breath” Alarm Timer: In some cases, alarm will launch if the patient is not breathing for 10 seconds.
  • Additional Connectivity Interfaces and Protocols:
    • Wireless w/ internal WiFi: Capnostream, SPDout, ASCII
    • Wireless w/ external Lantronix® Router Model SGX 5150-MD: Capnostream, SPDout, ASCII via USB A to USB C Cable
    • Wired w/ external with Lantronix® XDirect: Capnostream, SPDout, ASCII via USB A to USB C Cable
    • Wired Ethernet (LAN): SPDout, ASCII
    • Wired Serial RS-232: Capnostream, SPDout, ASCII
    • Wired Serial RS-422: SPDout, ASCII
  • Compatibility with NAT (Nellcor Analytics Tool) reports for SpO2 only SPDout protocols via SD card, USB flash drive, or serial cable.
  • Blip Pitch Tone Change: Blip pitch is a functionality that expresses every pulse bit with a beep. The tone of the sound of the beep changes in accordance with the SpO2 concentration. The lower the SpO2 the lower the beep tone.

Software version 1.07.0X.XX (V1.7) is available to customers who have purchased the Capnostream™ 35 portable respiratory monitor in countries with market authorization. This software is available free of charge. 1.07.0X.XX (V1.7) is an enhancement of software V1.05.02 (V1.5.2). All customers with an earlier version than V1.05.02 are required to upgrade to 1.07.0X.XX. Customers with V1.05.02 or a later version can choose to upgrade or stay with their current versions.

Download & Install the Capnostream™ 35 Monitor Software Update

Choose the Software Update Option That's Right for You

Download & Install Directly


Download and install the software update on your unit(s) yourself following the on-screen prompts.

Get Regular Factory Service


Automatically get the latest software version installed at no charge when you return your unit(s) for regular factory service.

Get Field Service


Contact your Medtronic representative to request in-person assistance with the software update at your facility.