Copy igf ongzh Regiona/ Anatomy Part 9-lower limb(Part 1) Anterior region of lower limb INTERNATIONAL EDITION Hongqi zhang(张红旗) Dissector Dept of Anatomy, Histoembryology wemail:zhanghg58@126.com A maoe hang saTIF of Department of Anatomy-Fudan University
Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University 1 Regional Anatomy Part 9 – lower limb (Part 1) Anterior region of lower limb Hongqi Zhang (张红旗) Dept. of Anatomy,Histoembryology Email: zhanghq58@126.com
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Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University
Division incisions of the lower limb ◆ Gluteal region ◆ Thigh ◆Knee Leg ◆Ank|e ◆Foot Skin incisions Make the skin incisions indicated in figure &reflect the skin flaps
Division & incisions of the lower limb Gluteal region Thigh Knee Leg Ankle Foot Skin incisions Make the skin incisions indicated in figure &reflect the skin flaps
Key points of dissection of ant region in thigh Superficial Saphenous Dissect great saphenous v hiatus and ittributariess find the Inguinal lament 3 v from med. side of knee joint Cut open the terminal segment to observe venous valves Superfical inguinal 1. Lat femoral v 2. Med. femoral v 8.3% 10.14% 3. EXt pudendal v 4. Sup. epigastric v 5. Sup. iliac circumflex V
Saphenous hiatus Dissect great saphenous v. and ittributaries; s find the v.from med.side of knee joint. Cut open the terminal segment to observe venous valves. Key points of dissection of ant. region in thigh 1. Lat. femoral v. 2. Med. femoral v. 3. Ext. pudendal v. 4. Sup. epigastric v. 5. Sup. iliac circumflex v. 1 2 3 4 5
Key points of dissection of ant region in thigh Lat cutaneous br Inguinal lig Dissect cutaneous nn. (lohnypogastric n I Lat femoral e Find the lat. cutaneous femoral n. cutaneous: i Femoral br Genitofemoral n at 5-10cm below sup. ant iliac Great spIne Ant. cutaneous saphenous v Find saphenous n (followed the n. temoraln. great saphenous v. at post. border i Cutaneous bri L(obturator n 2. i of med. epicondyle of femur Ant cutaneous Find ant And med. cutaneous brs br (femoral n Find the cutaneous brs of obrurator n Saphenous n
Ant. cutaneous n.(femoral n.) Lat.cutaneous br. (illohypogastric n. Lat.femoral cutaneous n. Inguinal lig. Femoral br. Genitofemoral n.. Great saphenous v. Cutaneous br. (obturator n.). Ant.cutaneous br.(femoral n.) Saphenous n. Key points of dissection of ant. region in thigh Dissect cutaneous nn. Find the lat. cutaneous femoral n. at 5-10cm below sup.ant.iliac spine. Find saphenous n.(followed the great saphenous v. at post. border of med.epicondyle of femur. Find ant. And med.cutaneous brs. Find the cutaneous brs of obrurator n
Lat. cutaneour branch of ilohypoepigastric n Hypogastric n Lat femoral cutaneous n Frmoral brof genitofemoral n ilioinguinal n Genital br of genitofemoral n Ant cutaneous femoral n Cutaneous br of obturator n Med. cutaneous br of femoral n Infrapetallar br of saphenous n Saphenous n Cutaneous nerves Sup. peroneal n of lower limb
Cutaneous nerves of lower limb Lat.cutaneour branch of ilohypoepigastric n. Lat.femoral cutaneous n. Ant. cutaneous femoral n. Infrapetallar br.of saphenour n. Sup.peroneal n. Saphenour n. Med.cutaneous br.of femoral n. Cutaneous br.of obturator n. Genital br.of genitofemoral n. Ilioinguinal n. Hypogastric n. Frmoral br.of genitofemoral n
blood vessels and muscles 腹外斜肌腱膜 股外侧皮神经 aponeurosis of obliquus lateral femoral cutaneous n of ant. med femoral region externus abdominis 旋髂浅动、静脉 (sup. layer) ac a and v 腹壁浅动、静脉 femoral n superficial epigast 阔筋膜张朋 Tributaris of greater saphenous v tensor fasciae latae 阴部外静脉 股外侧浅静脉 extermal pudendal Med femoral cutaneous nn 股内侧浅静脉 股神经前皮支 (from obturator n) adductor longus iliotibial tract Mid. femoral cutaneous nn 股薄肌 缝匠肌 salons from femoral n) 闭孔神经皮支 cutaneous branch o 股直肌 obturator n rectus femoris Lat femoral cutaneous nn 股神经内侧皮支 dial cutancous 股外侧肌 vastus lateralis (from lumbar plexus) From medial to lateral 缝匠肌 股内侧肌 vastus medialis Femoral v 隐神经骸下支 nfrapatellar brand Femoral a Femoral n great saphenous v
Tributaris of greater saphenous v. Med .femoral cutaneous nn. (from obturator n.) Mid.femoral cutaneous nn. (from femoral n) Lat.femoral cutaneous nn. (from lumbar plexus) From medial to lateral Femoral v. Femoral a. Femoral n. Blood vessels and muscles of ant.med femoral region (sup.layer)
Key points of dissection of ant region in thigh Dissect the lymph nodes of inguinal region Sup. group -close to inguinal lig Inf. group-close to end of greater saphenous v Horizontal group of lymph nodes Attachment of Scarpa s fascia Superficial inguinal ring T Intercrural fibers Iliotibial Femoral Vertical group of Fascia lymph nodes lata Great saphenous vein Falciform edge of saphenous opening (fossa ovalis) e groups
Inguinal lymph nodes Dissect the lymph nodes of inguinal region: Sup. group- close to inguinal lig. Inf.group- close to end of greater saphenous v. Five groups Key points of dissection of ant. region in thigh
Cop Key points of dissection of ant region in thigh Iliac cres Anterior muscular group of the thigh A-Satorius Medial Adductor magnus B-Quadriceps femoris Adductor brevis astus medialis Anterio 2. Vastus lateralis Sartorius 3. Rectus femoris Vastus lateralis astus medialis 4. Vastus intermediate Quadriceps femoris Copy Right- hongqi z Patella
Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University Copy Right- hongqi zhang 张红旗 of Department of Anatomy-Fudan University Anterior muscular group of the thigh Key points of dissection of ant. region in thigh A-Satorius B- Quadriceps femoris 1. Vastus medialis 2. Vastus lateralis 3. Rectus femoris 4. Vastus intermediate 4 A 1 2 3
Dissect the femoral triangle It is a triangle region which is encircled by inguinal lig superiorly, medial border of sartorius laterally and medial border of adductor longus medially. it housed femoral avn, lymph vessel and lymph nodes Nerve Boundary s, SPINE Artery NGUINAL LIG. Inguinal lig Vein Satorius Lymphatics Adductor longus (med. border) APEX NAVEL Strucures Femoral n Femoral a Femoral v Femoral canal Lymph node The sides of the femoral triangle the course of the femoral a
Dissect the femoral triangle It is a triangle region which is encircled by inguinal lig.superiorly,medial border of sartorius laterally and medial border of adductor longus medially.it housed femoral a.v.n,lymph vessel and lymph nodes. The sides of the femoral triangle. the course of the femoral a. Boundary: Inguinal lig. Satorius Adductor longus (med.border) NAVEL Strucures : Femoral n. Femoral a. Femoral v. Femoral canal Lymph node