# K980670: CMS Blizzard 700 Series Models 710, 711, 712, 720, 721 and 722

- Pathway: 510(k) (Traditional)
- Applicant: Cryomedical Sciences, Inc.
- Decided: Jul 17, 1998 after 147 days
- Product code: GEH (Unit, Cryosurgical, Accessories)
- Device class: 2
- Regulation: 21 CFR 878.4350
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Cryo-lite™ System: named in the summary without a submission number
- (no number) AccuProbe® 600 Series: named in the summary without a submission number
- (no number) Cabot Medical's Cryomedics MT700: named in the summary without a submission number
- (no number) Erbe Erbokryo CA: named in the summary without a submission number

## Indications for use
The CMS Blizzard 700 Series Models 710, 711, 712, 720, 721and 722, depending on the cryogen selected, are intended to be used: Liquid Nitrogen: as a cryosurgical tool for destruction of unwanted tissue in the fields of dermatology, general surgery, neurosurgery, thoracic surgery, urology, proctology, oncology. gynecology and ENT; to ablate prostatic tissue; for the ablation of prostatic tissue in cases of prostate cancer and benign prostatic hyperplasia; for ablation of cancerous or malignant tissue; for ablation of benign tumors; for palliative intervention; for ablation or freezing of skin cancers and other cutaneous disorders; for the ablation of malignant neoplasia or benign dysplasia of the female genitalia; for ablation of leukoplakia of mouth, angiomas, sebaceous hyperplasia, basal cell tumors of the eyelid and canthus areaq, vlcerated basal cell tumors, dermatofibromas, small hemangiomas, mucocele cysts, multiple warts, plantar warts, hemorrhoids, and fissures, peri-anal condylomata, pilonidal cysts, actinic and seborrheic keratoses, cavernous hemangiomas, recurrent cancerous lesions; for the destruction of warts or lesions; for the palliation of tumors of the oral cavity, rectum, and skin;. for ablation of arrhythmic cardiac tissue; for the ablation of benign or malignant growths of the anus and rectum; for the ablation of hemorrhoids; Nitrous Oxide: as a tool in the destruction of unwanted tissue in the fields of dermatology, gynecology, general surgery, and urology; Carbon Dioxide: as a tool in the destruction of unwanted tissue in the fields of germotology, gynecology, and general surgery; Argon and Krypton: as a cryosurgical tool in general surgery, dermatology. neurology, thoracic surgery, ENT, gynecology, oncology, proctology. and urology for the ablation of tissue including liver metastases, skin lesions, warts and prostate tissue;

Source page: https://510kreport.com/device/K980670
Methodology: https://510kreport.com/methodology