跟骨关节内骨折的手术治疗.pptVIP

跟骨骨折的后遗症 距下关节痛 (The pain of subtalar joint) 腓骨长肌腱鞘炎(The tenosynovitis of peroneus longus ) 骨刺(Bony spur) 跟骰关节炎(The arthritis calcaneocuboid joint ) 神经卡压(Nerve compression syndromes sle ) 跟骨解剖 跟骨解剖 Mechanism of Injury High fell down With bone is super load shear force and compression force from the bone that with bone fractures, embedded in line with bone on the bottom first, followed with bone joint surface appear after the collapse, with bone internally generated power of meet an emergency, and along the coronal conduction, fracture to the side and separation and the formation of grand of lateral wall, so that the shorter with bone is wide. Surgical indications of intra articular calcaneal fractures Calcaneal articular surface after more than 2mm displaced intra-articular fractures, the mainstream view is more than Sanders type fracture with clear indications of elective operation. Calcaneal shortened obviously. Calcaneus increased width is greater than or equal to 1cm. Calcaneal height lower than 1.5cm. B?hler is less than or equal to 15°. Gissane angle less than or equal to 90o or greater than or equal to 130°. Around with calcaneus joint dislocation or subluxation. Calcaneus external expansion effect of lateral malleolus peroneal tendinous activities. Calcaneal axial X-ray shows varus angulation greater than or equal to 5°, valgus is greater than or equal to 10°. Operation incision and display technology The incision is roughly the shape of L. Cut branches in the fibula and the Achilles tendon downward between the horizontal support; incision at the heel of the plantar side of the lateral calcaneal skin and skin between transverse incision, cut on the support and a lower support corner not at right angles, but as an arc. Pay attention to the protection of the sural nerve and peroneal tendinous. Calcaneus of full-thickness incision of skin and subcutaneous tissue until the subperiosteal, not subcutaneous dissection with sharp knife directly against the calca