新型的外科手术器械一多层次牵开架

介绍一种新型的有自主知识产权的外科手术器械一多层次牵开架，创新思路源于中国古代刺绣用的绷架，因为绷架可使刺绣便捷且增加效益，多层次牵开架可使手术便捷且节省人力资源，缩短手术时间且提高手术成功率。多层次牵开架适用于各种外科手术，既可用于截石位手术又可用于折刀位手术，尤其适用于难以显露位置的肛肠外科与妇科，使术者可以单独完成难以显露位置的肛门与妇科深层次手术。手术时先将多层次牵开架固定于人体，然后用有自主知识产权的卡珠链拉钩牵开手术切口表皮，用L形或S形拉钩在3点、6点、9点、12点四面牵开切口的人体组织，使之清晰暴露，有利于进行肛门与妇科深层次的手术。

A New Surgical Instrument-Multilevel Retractor

To introduce a multilevel retractor-a new surgical instrument with oneself knowledge property. Innovative thinking is sourced from an embroidery frame for embroidery of Chinese antiquity. The multilevel retractor can render an operation convient, rapid, economize on human resourees, shorten the times of operation and increase the rate of operating success, as an embroidery frame can render the work of embroidery convient, rapid, and increase it＇s efficiency. This multilevel retractor is suitable to the various surgical operations, the lithotomy and jackknife position＇s operation included, particularly suitable to an anus-intestinal surgery and gynecology which the position is difficile to be exposed. An operatar can execute alone these operations. For operation, fixate first the multilevel retractor on human body, and then draw back this epidlermis of incision with block bead chain extraction hook, at the end, draw back on four sides the human body tissue of incision with extraction hook in form L and S at points 3,6,9,12, for expose clear the operation＇s site, then, facilitate the deep laver operation of anus and evnecolo~v.