手术野的好坏与手术拉钩的应用密切有关。通常为了获得较好手术野,需要配上几名医师进行拉钩,这样既费力又不易拉得合适及恒定。近年来,虽然钩的结构有所改进,如现在有普通自动拉钩、悬吊链式拉钩、支架装置拉钩等。但这些拉钩的功能单一,只能扩展切口,还没有对深部脏器拉开的功能。为此,我们设计了一种新的盘式多功能的腹部牵拉器,经临床初步应用甚为 The surgical field is good or bad and the application of surgical hooks are closely related. Usually in order to obtain a better surgical field, coupled with several physicians need to pull hooks, so laborious and difficult to pull suitable and constant. In recent years, although the structure of the hook has been improved, such as now there are ordinary automatic hook, hanging chain hook, bracket hooks and other devices. However, the function of these hooks is single, only can extend the incision, and there is no function to open the deep organs. To this end, we have designed a new multi-functional abdominal retractor, the initial clinical application is very