Arthroscopic Posterior Subtalar Arthrodesis: Surgical Technique Jesús Vilá y Rico, M.D., Ph.D., Cristina Ojeda Thies, M.D., Ph.D., Guillermo Parra Sanchez, M.D.  Arthroscopy Techniques  Volume 5, Issue 1, Pages e85-e88 (February 2016) DOI: 10.1016/j.eats.2015.10.009 Copyright © 2016 Arthroscopy Association of North America Terms and Conditions

Fig 1 Endoscopic view of posterior region of ankle compared with anatomic view. (1) Posterolateral process. (2) Posterior subtalar joint. (3) Flexor hallucis longus muscle. (4) Posterior talofibular ligament and intermalleolar ligament. (5) Flexor hallucis longus retinaculum. Image courtesy of the late Pau Golanò, professor in the Human Anatomy & Embryology Unit at the University of Barcelona. Arthroscopy Techniques 2016 5, e85-e88DOI: (10.1016/j.eats.2015.10.009) Copyright © 2016 Arthroscopy Association of North America Terms and Conditions

Fig 2 Posterior subtalar arthroscopy of right hindfoot in a patient with grade II adult-acquired flatfoot deformity. The patient is in the prone position, and visualization is performed through the posterolateral portal. The sequence shows preparation of the articular surfaces of the (A, B) talus and (C, D) calcaneus and screw placement. (A, B) Debridement of the chondral surface with a small chisel and 3.5-mm shaver. (C) Introduction of the K-wire guide. (D) The fusion is stabilized with two 7.3-mm cannulated screws. (E) Compression of the joint surfaces can be directly viewed as the arthroscope is withdrawn. Arthroscopy Techniques 2016 5, e85-e88DOI: (10.1016/j.eats.2015.10.009) Copyright © 2016 Arthroscopy Association of North America Terms and Conditions