| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a cervical orthosis that makes it possible to adjust the position of a jaw with satisfactory operability despite its simple structure. <P>SOLUTION: The cervical orthosis comprises: a support body; a pair of jaw support members, right and left, which are made of elastic synthetic resin material and pivoted by a pivotal support pin so as to be freely rotated; and a jaw placing member. The support member is provided with an adjustment lock hole. The adjustment lock hole is provided with a plurality of steps. The pair of jaw support members, left and right, are provided with an engagement member with engagement projections able to be engaged with the steps. The engage member is configured to engage with the adjustment lock hole by its being pressed to the support body constantly by the elasticity of the jaw support member. A releasing mechanism is provided for releasing elastic engagement of the engaging member from the adjustment lock hole. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
