2 results about "Head circumference" patented technology

The utility model discloses a head fixed pillow relates to medical instrument technical field, has solved the problem that adult or children lacks the head fixing device that can correspond to the head circumference size after anesthesia, the utility model discloses a second fixed part, the both sides fixed first fixed part of second fixed part, the size of first fixed part along two first fixed part setting direction can be adjusted according to the head size adaptability, first fixed part adopts any one in air bag or water bag, its purpose is at, through the size of both sides first fixed part adjustable, can adapt to the head size of different patients, provides individualized fixed, and the flexible material of constitution air bag or water bag can disperse pressure, promotes the comfort, and can adjust the support intensity through liquid filling or inflation simultaneously.

The utility model relates to the field of glasses, disclose a kind of multifunctional children glasses, left frame and right frame are connected by mounting assembly, tail component is equipped with in the rear side of temple, mounting assembly includes horizontal bar, fixedly arranged in the left frame right side and right frame left side insert strip A, several screw A, tail component includes rear leg, fixedly arranged in the front side of rear leg insert strip B, strap A, fixedly arranged in the upper of rear leg magic tape A, fixedly arranged in the left and right ends of strap A magic tape B, several screw B.The utility model has the beneficial effects of preventing glasses from falling and adjusting the size of glasses, solves the problem that children wearing glasses during activity, glasses are prone to slip, existing children glasses usually do not have the function of preventing falling, leading to glasses broken;Existing children glasses usually do not have the function of adjusting, when the head circumference of children becomes larger, leading to the problem of not adapting to the head circumference of children.