Hermetic automatic doors apply to hospital operation room, electronic workshop, etc. where especially has high sealing needs DEPER medical airtight doors have high performance. And both positive pressure (pressure increase) and negative pressure (pressure decrease) can show the same performance. Microcomputer controller combined with feet induction switch and hand induction switch, health care personnel stretch their feet into induction box or hands near sensors, automatic door can open. Non-contact switch mode is free from being polluted. Two-way magic eyes monitor automatic door closed ensure traffic is safe. Door design chooses hairy streak stainless steel board or spraying aluminum surface board, which conforms to the hospital hygiene requirement.