Cryoanalgesia

Block the signal, stop the pain

Cryoneurolysis procedure

Definition

Minimally invasive outpatient procedure based on the interruption of sensory functions in certain structures of the peripheral nervous system by applying a low temperature (-50°C).

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Innovative method of treating chronic pain

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Ice crystals to interrupt sensory functions

The method uses the cryoneurolysis process, during which the ice crystals created by the CRYO-S Painless®, generator destroy the nerve tissue elements that transmit pain information, without damaging the nerve structures. In this way, nerve tissue can regenerate, without the risk of post-procedural neuroma. This procedure is carried out under ultrasound or scopic guidance.

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Cryoneurolysis procedure performed by Dr Mourad Aïssou, Hôpital Privé Paul d’Egine.

What is cryoneurolysis used for?

  • Regional interventional anaesthesia
  • Pain management by nerve cryoneurolysis
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CRYO-S Painless® and cryoprobes

Your equipment for a pain-free future

METRUM CRYOFLEX’s most advanced cryosurgical device for cryoneurolysis. Designed for patients suffering from chronic pain at a level above 5 on the visual analogue scale (VAS).

What is cryoneurolysis used for?

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  • Facial pain such as trigeminal nerve neuralgia or other non-herpetic neuralgia
    Occipital neuralgia, suprascapular neuralgia, ilioinguinal neuralgia, sacroiliac neuralgia and other types of neuralgia
  • Intervertebral degeneration (facet joint syndrome)
  • Pain in the upper and lower limbs
  • Phantom limb
  • Localised cancer pain
  • Chest wall pain in general; chest wall pain after thoracotomy

* Biel et Al.; Niels-Peter et Al.; Goyal et Al.; Grigsby et Al.; Brian et Al.

Clinical applications of cryoneurolysis

Applications identified for targeted use

  • Recommended when traditional methods prove unsatisfactory
  • Immediate pain relief
  • Designed for chronic pain VAS greater than 5
  • Designed for peripheral sensory nerves and mixed nerves

*Biel et Al.; Niels-Peter et Al.; Goyal et Al.; Rajendra et Al.; Pathak et Al.

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Cryoneurolysis with METRUM CRYOFLEX

An effective and reassuring solution for patients

    • Instant pain relief
    • Reduction in opioid consumption
    • High therapeutic efficacy, lasting more than twelve months
    • No risk of charring tissue or skin

No risk of neuroma formation

  • Destroys nerve function, not its structure
  • Cryoprobe and formation of the ice ball visible under ultrasound during the procedure
  • Can be repeated, the nerve regenerates
  • Rapid return to normal activity, no hospitalisation
  • 6 single-use cryoprobes are recommended for maximum adaptability according to indication

 

*Rajendra et Al.; Pathak et Al.; Biel et Al.; Goyal et Al.; Grigsby et Al.; Brian et Al.

What is cryoablation?

Watch this video to understand cryoablation
Did you know?

The CRYO-S Painless® system allows you to connect 6 different types of cryoprobes, so you can tailor the treatment to your patient’s needs.
The 6 cryoprobes differ in shape and size. We offer 3 tip shapes: triangular, round or bevelled.
There are 4 different sizes of cryoprobes: 20, 90, 120 and 150 mm in length. There are 3 probe diameters: 20, 16 and 12 gauge.
Finally, for treating pain in the sacroiliac joint, we offer the SIJ probe, which is specially designed to adapt to the specific needs of this treatment.