1. Rotation & Orientation 진행상황

4. The purpose of this study –To provoke the attention for the concept of orientation and rotation to orthopedic surgeons –Demonstrate the practical guideline for deformity correction by affine geometry.

5. 3 simulations –Simplified motion of shoulder joint using affine geometry –Simplified cylinder model for deformity correction of a long bone –Proximal femoral derotational osteotomy(FDO) using 3D reconstruction model of femur

8. 051015202530354045505560657075808590 00000000000000000000 500.2184430.4377190.6586730.8821771.1091431.3405361.5773961.8208542.0721572.3326972.604042.8879733.1865533.502173.8376364.1962864.5821225 1000.4377190.8770971.3198191.7676192.2223132.6858233.1602153.6477374.1508664.6723595.2153215.7832886.3803227.0111437.6812828.3972989.16703810 1500.6586731.3198191.9859462.6596383.3435954.0406774.7539525.4867556.2427527.0260237.8411518.6933439.58856910.5337511.5369612.6077613.7575315 2000.8821771.7676192.6596383.5616424.477195.4100476.3642447.3441598.3545929.40087110.4889711.6256512.8186414.0768615.4107116.8323818.3563720 2501.1091432.2223133.3435954.477195.6274786.7990827.9969499.22643310.4933911.8043113.1664114.5878816.0780117.6474619.308621.0758622.9662625 3001.3405362.6858234.0406775.4100476.7990828.2132119.65822511.1403712.6664714.2440315.881417.5879519.3743221.252623.2367425.3428927.5899130 3501.5773963.1602154.7539526.3642447.9969499.65822511.3546213.0931814.8815516.7281218.6421720.6340622.7154324.8994927.2012829.638132.2299335 4001.8208543.6477375.4867557.3441599.22643311.1403713.0931815.0925617.1468519.2651421.4574123.7347426.1094728.5954731.2084233.9661136.8888740 4502.0721574.1508666.2427528.35459210.4933912.6664714.8815517.1468519.4712221.8642224.3363126.8989529.5648432.3480735.2643938.3314741.569245 5002.3326974.6723597.0260239.40087111.8043114.2440316.7281219.2651421.8642224.5351927.2886430.1361333.0902936.1649839.3754842.7386846.2732950 5502.604045.2153217.84115110.4889713.1664115.881418.6421721.4574124.3363127.2886430.3248733.4562536.6949440.054143.54847.1921451.0033955 6002.8879735.7832888.69334311.6256514.5878817.5879520.6340623.7347426.8989530.1361333.4562536.869940.3883344.0235247.7882651.6961455.7616360 6503.1865536.3803229.58856912.8186416.0780119.3743222.7154326.1094729.5648433.0902936.6949440.3883344.1803948.0815252.1025856.2548460.5499765 7003.502177.01114310.5337514.0768617.6474621.252624.8994928.5954732.3480736.1649840.054144.0235248.0815252.2365656.4972260.8722165.3702570 7503.8376367.68128211.5369615.4107119.308623.2367427.2012831.2084235.2643939.3754843.54847.7882652.1025856.4972260.9783665.5520470.2240775 8004.1962868.39729812.6077616.8323821.0758625.3428929.638133.9661138.3314742.7386847.1921451.6961456.2548460.8722165.5520470.2978575.1128780 8504.5821229.16703813.7575318.3563722.9662627.5899132.2299336.8888741.569246.2732951.0033955.7616360.5499765.3702570.2240775.1128780.0378685 90051015202530354045505560657075808590

11. Internal Rotation Cutting plane102030405060 5 3D angle0.8701.7342.5853.4164.2224.995 Valgus0.0760.3000.6671.1661.7812.495 Extension0.8671.7082.4983.2123.8304.333 10 3D angle1.7343.4565.1526.8108.4179.962 Valgus0.1490.5921.3182.3073.5344.962 Extension1.7283.4054.9826.4147.6598.681 15 3D angle2.5855.1527.68210.15712.55914.871 Valgus0.2180.8671.9363.4015.2287.369 Extension2.5765.0797.4409.59311.48213.057 20 3D angle3.4166.81010.15713.43516.62219.693 Valgus0.2801.1182.5054.4216.8329.686 Extension3.4056.7199.85612.73715.29217.464 25 3D angle4.2228.41712.55916.62220.57724.398 Valgus0.3341.3383.0095.3438.31511.876 Extension4.2098.31312.21515.82819.07621.895 30 3D angle4.9959.96214.87119.69324.39628.955 Valgus0.3781.5193.4356.1419.63913.898 Extension4.9819.85014.50218.84822.81126.330 35 3D angle5.73111.43217.07522.62728.05733.332 Valgus0.4111.6563.7676.79110.76815.705 Extension5.71611.31816.70021.77326.46930.733 40 3D angle6.42312.81719.15325.40031.52537.494 Valgus0.4311.7443.9957.26811.65917.240 Extension6.40912.70618.79024.57930.01335.054 45 3D angle7.06714.10621.09127.99134.77541.410 Valgus0.4391.7814.1077.54612.26818.435 Extension7.05314.00220.75427.23633.40339.232 50 3D angle7.65615.28922.87130.37837.77945.042 Valgus0.4321.7634.0957.60612.54619.210 Extension7.64415.19622.57329.71636.59243.195 55 3D angle8.18816.35524.48132.54040.50948.356 Valgus0.4131.6913.9577.42912.44819.470 Extension8.17816.27724.22931.98939.53446.872 60 3D angle8.68517.29825.90534.45942.93851.318 Valgus0.3811.5673.6907.00511.93019.107 Extension8.64917.23525.70534.02542.18350.194

13. External Rotation of distal fragment 102030405060 intertrochanter 3D angle1.5663.1214.6556.1577.6127.613 Varus1.3642.8414.3875.9577.505 Extension0.7691.2951.563 1.292

14. 진행방향

15. Deformity correction 에 대해.. –Preoperative planning –Intraoperative guidence

22. 보행모델에서 족부 디자인

26. Key joint?

29. Short lever arm

30. Operation for planovalgus

32. Operation for cavovarus

35. Key joint 로서 talonavicular joint 2 part foot model

36. Spasticity 에 따른 보행모델 적용

37. GMFCS level I

38. GMFCS level II

39. GMFCS level III

40. Spasticity 에 따른 보행 예측 수술 후 보행 예측