Patent ID: 9017318
Filing Date: 2015-04-28
Classification: A61B

Abstract:
1. A method comprising: providing a plurality of cryogenic canister assemblies configured for sequential use with a cryogenic handpiece, wherein each canister assembly has an associated canister with a frangible seal, a housing supporting the canister, a pin supported by the housing, the canister being movable relative to the pin so as to penetrate the seal when the assembly is mounted to the handpiece, the canister assembly also having a filter assembly downstream of the pin and upstream of a port from which the fluid flows into the handpiece; mounting a first canister assembly of the plurality cryogenic canister assemblies to the handpiece; using the cryogenic handpiece mounted with the first canister assembly to remodel tissue; removing the first canister assembly thereby halting use of the cryogenic handpiece to remodel tissue and mounting a second canister assembly of the plurality cryogenic canister assemblies to the handpiece; and using the cryogenic handpiece mounted with the second canister assembly to remodel the tissue.