| 摘要 |
A cuirass type ventilator comprises a shell member having a peripheral edge and a sealing device secured to the peripheral edge, the sealing device comprising a sealing member depending from the peripheral edge of the shell, the sealing member having a sealing region for sealing against a patient's body, a securing region whereat the sealing member is secured to the shell and a resilient pleated region intermediate the sealing region and securing region whereby, in use, the resilience of the pleated region urges the sealing region into sealing engagement with a patient's body.
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