What is spray cryotherapy?

What is spray cryotherapy?

Spray cryotherapy is an innovative treatment that uses extremely cold liquid nitrogen to flash freeze cells. During a spray cryotherapy procedure, a physician feeds a spray cryotherapy catheter through an endoscope (or bronchoscope) to target the treatment area.

What liquid is used in cryotherapy?

During cryotherapy, liquid nitrogen or high-pressure argon gas flows into a needle-like applicator or cryoprobe. This creates intense cold that the doctor uses to freeze and destroy diseased tissue.

Why liquid nitrogen is used in cryosurgery?

The surgery most often involves the use of liquid nitrogen, although carbon dioxide and argon may also be used. When liquid nitrogen has a temperature between -346 and -320°F, it instantly freezes nearly anything that’s in contact with it. In the case of human tissue, it can kill and destroy cells upon contact.

What do dermatologists use liquid nitrogen for?

Liquid nitrogen is sprayed on to the area of skin freezing it. Light freezing causes a peeling, moderate freezing a blistering and hard freezing a scabbing. The most common uses for cryosurgery is to treat warts, seborrheic keratoses and actinic keratoses.

What do dermatologists freeze off?

Liquid nitrogen is a cold, liquified gas with a temperature of 196°C below zero. It is used to freeze and destroy superficial skin growths such as warts and keratoses. Liquid nitrogen may cause mild stinging while the growth is being frozen and then thaws. The discomfort usually lasts less than five minutes.

Is cryotherapy bad for your heart?

Risks of Whole-Body Cryotherapy There have been reports of people getting frostbite or cold-induced rashes after whole-body cryotherapy. The extreme cold may also aggravate your other health conditions, including: High blood pressure. Heart disease.

What does cryosurgery feel like?

Cryotherapy causes some discomfort. Most women feel a sensation of cold and a little cramping. And sometimes a sense of warmth spreads to the upper body and face.

How long does it take to heal from liquid nitrogen treatment?

The treated area will heal in about 7 to 10 days. It probably won’t leave a scar.

Liquid nitrogen is one method of treating an age spot. The area will be puffy and darker for several days. Keep it moist with Vaseline and covered. It will take about 2 weeks to heal. Please protect the area from the sun to prevent repigmentation.

What to expect after liquid nitrogen treatment?

After a liquid nitrogen treatment, the lump, wart or whatever is being treated will gradually discolour and fall off. The surrounding skin will sometimes become red and swollen and be sore for a day or so. It is similar to a mild burn. Occasionally a blister (sometimes a ‘blood blister’) forms.

What are the uses of liquid nitrogen?

Liquid nitrogen is invaluable for preserving blood and bone marrow cells, sperm, ova, early embryos, and, in the microbiology laboratory, a variety of microorganisms (bacteria, fungi, etc). In cryosurgery, a super-chilled scalpel may be used to remove cancer tissue.

What are the side effects of liquid nitrogen?


  • Swelling and redness
  • Blistering
  • Subsequently,pigmentation changes (lightening or darkening of skin color) may take place around the treated site. Dark-skinned people are seen to be more prone to pigmentation.