以往对四肢骨、关节损伤现场急救外固定均采用传统的木制小夹板，因为骨折部位不同，所需夹板长短不一样，所以急救员通常需带上长长短短诸多夹板供选用，费时、费力，且占据运输舱的宝贵空间。笔者受拉伸式无线杆的启发，研制出一系列拉伸式全能四肢骨、关节损伤急救外固定器 In the past, the traditional wooden splints were used for emergency external fixation of limbs and joint injuries. Because the fracture site is different and the required splint length is not the same, the first responder usually needs to wear long sprigs for selection, which is time-consuming and laborious. , and occupy valuable space in the transport cabin. The author was inspired by the stretched wireless bar and developed a series of first-aid external fixators for stretched all-around limbs and joint injuries.