This new system of treatment for snakebites uses ice packs and is reported to be more effective than old methods with multiple incisions and suction cups, Cryotherapy lessen tissue damage, is easier to apply and reduces time of treatment.
Kowalski, Robert E.
"A New Snakebite Treatment - Cryotherapy,"
Iowa Farm Science: Vol. 21
, Article 3.
Available at: https://lib.dr.iastate.edu/farmscience/vol21/iss12/3