Device Review: CryoPen O by H&O - 3 star rating
Product: CryoPen O by H&O
Price: $1200 + $50 for 16g cartridge pen
Pros: Highly portable
Cons: Small capacity, fiddly
Verdict: ★ ★ ★ ☆ ☆
The Cryopen is a handheld tool to apply nitrous oxide to appropriate skin lesions.
The use of nitrogen therapy