To provide the anatomical data for percutaneous radiofrequency thermocoagulation through foramen rotundum approach via anterior border of coronoid process in the treatment of V2 trigeminal neuralgia.80 dried cadaveric...To provide the anatomical data for percutaneous radiofrequency thermocoagulation through foramen rotundum approach via anterior border of coronoid process in the treatment of V2 trigeminal neuralgia.80 dried cadaveric adult skulls(160 sides)were examined.The depth of the first arrival with the needle from the lower margin of the zygomatic arch to the maxillary surface(L1),the depth(L2)that the needle reached the maxillary margin of pterygomaxillary fissure,and gliding distance(L3),the fissure width that the needle reached the maxillary margin of pterygomaxillary fissure(L4),the maximum length(LA)and width(LB)of the skull were measured.On the left side,the reference ranges of L1,L2,L3,L4 were(23.04±3.42)mm,(38.14±3.63)mm,(20.67土3.93)mm,(5.85土1.27)mm,respectively.And on the right side,these parameters were(22.96土3.34)mm,(38.40±3.49)mm,(20.82±3.93)mm,(5.86土1.33)mm,respectively.展开更多
文摘To provide the anatomical data for percutaneous radiofrequency thermocoagulation through foramen rotundum approach via anterior border of coronoid process in the treatment of V2 trigeminal neuralgia.80 dried cadaveric adult skulls(160 sides)were examined.The depth of the first arrival with the needle from the lower margin of the zygomatic arch to the maxillary surface(L1),the depth(L2)that the needle reached the maxillary margin of pterygomaxillary fissure,and gliding distance(L3),the fissure width that the needle reached the maxillary margin of pterygomaxillary fissure(L4),the maximum length(LA)and width(LB)of the skull were measured.On the left side,the reference ranges of L1,L2,L3,L4 were(23.04±3.42)mm,(38.14±3.63)mm,(20.67土3.93)mm,(5.85土1.27)mm,respectively.And on the right side,these parameters were(22.96土3.34)mm,(38.40±3.49)mm,(20.82±3.93)mm,(5.86土1.33)mm,respectively.