Criticare Poet IQ 8500

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Pricing up to 50% below the cost of new,
with service and warranty included.
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Criticare Poet IQ 8500 Features

The Criticare Poet IQ 8500 automatically identifies and quantifies inspired and expired CO2, N2O, O2, and five anesthetic agents. The system’s reliable performance, ease of use, flexible design, and affordable cost make it the ideal monitoring solution for anesthesia applications in hospitals and surgical centers. The Criticare Poet IQ 8500 provides a powerful combination of proprietary CSI vital signs and 5-agent gas analysis technology. Versatile, reliable, and incredibly compact. Designed to operate simply, in less time, and with greater accuracy!

  • State-of-the-art non-dispersive infrared (NDIR) technology identifies and measures five anesthetic agent gases: Halothane, Enflurane, Isoflurane, Desflurane, and Sevoflurane.
  • Automatic or manual modes.
  • Breath-by-breath O2, CO2, and N2O monitoring. Gas flow was sampled at 100, 150, and 200 ml/min. Mixed agent identification.
  • Measurement accuracy is not affected by alcohol.
  • Fast warm-up time ensures full accuracy within minutes.
  • Auto-calibration.
  • Bright, real-time display of numerical values and waveforms provides instant notification of changing patient status.
  • The lightweight, portable design provides flexible workspace options.


Criticare Poet IQ 8500 Specifications

Gas Monitoring

  • Method: Sidestream; Non-dispersive infrared (NDIR)
  • Identified Gases: Halothane, Isoflurane, Enflurane, Desflurane, Sevoflurane, CO2, N2O, Oxygen
  • Output Data: Inspired and end-tidal gas concentrations; continuous real-time gas concentrations; respiratory rate (elapsed time since last breath); agent identification (primary agent and mixed agents); system information (diagnostic status messages)

Agent Detection

  • Measurement Range:
  • Halothane: 0 to 10%
  • Isoflurane: 0 to 10%
  • Enflurane: 0 to 10%
  • Desflurane: 0 to 20%
  • Sevoflurane: 0 to 10%
  • CO2: 0 to 12.5%
  • N2O: 0 to 99%
  • Oxygen: 0 to 100%

Measurement Accuracy

  • Agents: ± (0.1% abs. + 4% reading)
  • CO2: ± 0.2% abs. or 4% of reading
  • N2O: ± (1.5% abs. + 4% of reading)
  • Oxygen: ± 3 vol.% (for 0-90%), ± 4 vol.% (for 91-99%)
  • Time to Detect Agent: < 15 seconds @ 200 ml/min
  • Agent Detection Resolution: 0.1 Volume Percent
  • Mixed Gas Threshold: 0.2 vol. % +10% of total concentrations

Rise Time

  • Agents: 450 msec
  • CO2: 350 msec
  • N2O: 400 msec
  • Oxygen: 600 msec

Respiration Rate

  • Range: 1 to 60 breaths/minute
  • Accuracy: ± 2 bpm or 2% of reading

System Features

  • System Configuration: Modular design with bi-directional communication, via cable, to the Poet Plus 8100 vital signs monitor.

Waveform Output

  • Halothane, Isoflurane, Enflurane, Desflurane, Sevoflurane, CO2, N2O, O2.
  • Concentration Units: Vol.%, Torr, kPa, mmHg.
  • Flow Rates: 100 ml/min, 150 ml/min, 200 ml/min.
  • Occlusion Clearing: Automatic.
  • Auto Zeroing: Occurs 30 to 60 minutes.
  • Duration: 3.0 to 7.0 seconds.
  • Manual user calibration is not required.
  • Temperature-stabilized optical assembly.

Alarm Characteristics

  • EN 475, Adjustable; with audible and visual indications from the vital signs monitor.
  • Alarm Levels: High, Medium, Low, Informational
  • Alarm Modes: Adult/Pediatric/Neonate
  • High and low limit settings for each mode.
  • Trends: 24 hours of stored data in vital signs monitor with graphical and tabular trends.

Power Requirements

  • 10 to 28 VDC: 9 watts warm-up, 6 watts operational
  • Receives power from vital signs monitor.


  • Weight: 6.5 lbs. (2.95 kg.)
  • Size: 3.8” (H) x 10.4” (W) x 8.2” (D); 9.65 cm (H) x 26.4 cm (W) x 20.8 cm (D)


  • Operating Temperature: 15º to 35º C; 59º to 95º F
  • Storage Temperature: -5º to 50º C; 23º to 122º F
  • Operating/ Storage Humidity: 15% to 95%, non-condensing
  • Altitude: -1,000 to 10,000 ft. (-300m to 3000m)
  • Type of Protection: Class I Equipment
  • Degree of Protection: Type CF, Defibrillator-proof
  • Protection against ingress: Ordinary

Refurbished Criticare Poet IQ 8500 Agent Monitor

Soma Tech Intl offers Criticare Poet IQ 8500 Agent Monitor up to 50% below OEM prices with the same service and warranty as new. The Criticare Poet IQ 8500 is not only technically refurbished but also cosmetically refurbished to make it work and look like new. When the refurbishing process starts on the agent monitor, it is carefully inspected and tested by our own in-house biomedical engineers who are highly skilled and certified to work on surgical tables. If necessary, parts are replaced to make sure that all aspects of the Criticare Poet IQ 8500 are functioning properly. Once everything is in working order, the unit is calibrated back to the original engineering manufacturer’s specifications. This ensures that the unit is working the same way that it originally left the manufacturer. After the Criticare Poet IQ 8500 agent monitor is working like new it undergoes a special cosmetic restoration process. The Criticare Poet IQ 8500 is cleaned, minor scratches and dents are repaired, it’s painted, and new decals are replaced if necessary. After this strenuous refurbishing process, the Unit functions and looks like new. Soma Tech Intl is ISO 13485 certified and ensures that the best quality is given to all capital medical equipment that they sell. Before the Criticare Poet IQ 8500 is labeled patient-ready and packed up for shipment, it goes through one last quality control test that makes sure all aspects are again working as they should. If you are looking to buy a refurbished Criticare Poet IQ 8500 agent monitor contact soma at [email protected] or call us at 1-800-GET-SOMA.

Soma Tech Intl also purchases used and pre-owned Agent Monitor. If you or your facility wants to sell your Criticare Poet IQ 8500, Soma Tech Intl has an experienced purchasing department that makes the process headache and hassle-free. When selling your agent monitor to Soma, there is no need for a middle man, it is a direct transaction to Soma which ensures that you get top dollar for your medical equipment. Soma Tech Intl not only buys agent monitors but a wide variety of different medical equipment as well if your medical facility is looking to free up space. If you have medical equipment you would like to sell to Soma, send us a message here!


Questions about our Anesthesia Monitors and Agent Monitors?

Soma Tech Intl offers a wide range of Anesthesia Monitors and Agent Monitors. If you have any questions about any of our monitors or need a quick quote, call us and one of our knowledgeable sales representatives will help you.

Looking to sell your Anesthesia Monitors and Agent Monitors? Soma ensures your facility gets top dollar for your equipment and also gives the option for trade-in credit.

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