显微外科文件材料教学稿件.pptVIP

Postoperative treatment Keep warm Absolute bedrest elevation Prohibit smoking Avoid compression Relieve pain Ensure sufficient blood volume Drug treatment－“tri-anti” Antibiotic anticoagulation dextran Aspirin persantine Anti-vasospasm papaverine anisodamine（654－2） tolazoline monitoring of circulation Skin color：ruddy, not pallor or cyanotic Skin temperature：a little bit higher than normal tissue digital pressure capillary reaction ：Capillary filling time less than 2s tension：turgor Needling bleeding：bright red bleeding in 1～2s Microsurgical treatment of nerve injuries Peripheral nerve structure Three methods: Peripheral nerve repair epineural neurorrhaphy perineurial neurorrhaphy Periepineural neurorrhaphy Microsurgical techniques are widely used in all fields of operative specialities. 1. replantation 显微外科Microsurgery(MS) KEY POINTS Definition of microsurgery Application of MS in modern surgery Principles of vascular anastomosis Trauma Tumor HOW TO TREAT? Traditional method-discard disadvantages functional incapacitation Bad quality of life TRADITIONAL METHOD:STAGED REPAIR-cross leg pedicle flap disadvantages uncomfortable Long length of stay costly Impossible with traditional method Adopting microsurgery To replant amputated tissue Primary repair wounds Radical excise tumor and primary repair defects A fantastic technique to reconstruct the defective body What is microsurgery? Performing surgical procedures finely under magnifying loupes or operating microscope with special instruments and materials. Optical magnifying equipments Microsurgical instruments Microsurgical techniques Mature period（1980s） Establishment of some theories and guidelines Microsurgical anatomy Pathophysiology about small vessel anastomosis, nerve repair and flap transplantation Classification and name of flap Criteria to select the indications of microsurgical operation Elevation period（1990s） The technique of small vascular anastomosis was widely used in all fields o