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Table 1 Measurements of the width of the capsular complex

From: Anatomic study of the medial side of the ankle base on the joint capsule: an alternative description of the deltoid and spring ligament

Location of the measurementsa

Average and standard deviation (mm)

Capsule attachment on the tibia

 Medial edge of talar plafond (Ti1)

5.0 ± 1.7

 Anterior colliculus (Ti2)

10.3 ± 1.7

 Intercolliculus (Ti3)

13.7 ± 1.3

 Posterior colliculus (Ti4)

2.9 ± 0.9

Capsule attachment on the talus

 Extension of the medial edge of talar plafond (Ta1)

8.1 ± 1.6

 Posteromedial corner of anterior  talonavicular joint cartilage (Ta2)

7.2 ± 2.3

 Short axis (Ta3)

8.9 ± 1.4

 Long axis (Ta4)

17.5 ± 3.2

Capsule attachment on the navicular

 Lateral edge of insertion of PT tendon (Na1)

19 ± 2

 Proximal part of insertion (Na2)

5.1 ± 2.1

Capsule attachment on the calcaneus

 Posterior edge of sustentaculum tali (Ca1)

8.5 ± 1.4

 Anterior edge of sustentaculum tali (Ca2)

7.1 ± 1.6

  1. aLocations of the measurements are depicted in Fig. 5