A British health practitioner, Nahaniel Henshaw, proposed what might have been the initial hyperbaric chamber for healthcare treatment of individuals in 1662. The steel container was to are actually pressurised with air, which at enough time wasn't but regarded to contain oxygen, afterwards identified by Carl Wilhelm Scheele all-around 1770 https://oxygenchamberstherapy75173.tribunablog.com/how-much-do-hyperbaric-oxygen-chambers-cost-options-50802816