“Medical lock” means a lock through which objects may be passed into or out of a compression chamber while a person inside the compression chamber remains under pressure (sas à médicaments).
Source: Canada Oil and Gas Diving Regulations, SOR/88-600, February 2013. Regulations
Source: Nova Scotia Offshore Area Petroleum Diving Regulations, SOR/95-189, Canada, current to May 31, 2012. Regulations