subtalar


Also found in: Dictionary.

sub·tal·ar

(sŭb-tā'lăr),
Below the talus. See: subtalar joint.
References in periodicals archive ?
Cameras were positioned to collect data regarding the position of the hip, knee, ankle and subtalar joints during two scrum positions, one attacking and the other defensive (see Figure 1).
24 January 2012 - Internal Fixation Systems (OTCBB:IFIX), a US-based producer of orthopaedics implants, said on Monday that it has received clearance from the US Food and Drug Administration (FDA) to market its subtalar implants in the US.
Three of the predisposing risk factors to ACL injury are excessive subtalar pronation, anterior knee laxity, and neuromuscular deficits (Bonci, 1999; Kannus, 1988).
A six month follow up of a randomized trial comparing the efficacy of a lateral-wedge insole with subtalar strapping and an in-shoe lateral-wedge insole in patients with varus deformity osteoarthritis of the knee.
At midstance, the optimal subtalar posture for the weight bearing foot is neutral (i.e.
Failure to diagnose and properly treat a fracture of the lateral process of the talus can result in long-term disability caused by subtalar arthrosis, malunion, or nonunion.
Many methods for determining "subtalar neutral" have been proposed, and there's controversy in the literature about which is best.
And they can have posts added in areas needing special support to achieve a subtalar neutral position.
Several studies have identified a higher prevalence and greater severity of limited joint mobility in the hand and the foot in persons with diabetes,[50-55] and an association between limited joint mobility of the foot and ankle and a higher risk of foot ulceration has been reported in persons with diabetes.[56-61] Limitation of the ankle, subtalar joint, and metatarsophalangeal joints increase the risk of developing foot ulcers in persons with diabetes who have peripheral sensory neuropathy.[6,50,60] Limited joint motion decreases shock absorption of the lower extremity during walking and causes higher pressures on the sole of the foot.
Magnetic resonance imaging (MRI) of the left ankle revealed a vertical crack in the talar body extending from the center of the talar dome to the subtalar joint and a lateral talar body fragment with low signal intensity on both T1-weighted and short T1 inversion recovery images suggestive of osteonecrosis (Figures 2(a) and 2(b)).
These morphological variations of calcaneal facets may predispose to the development of arthritic changes in the subtalar joint.
However, except for these rare cases three pairs of subtalar joint facets and the posterior facet are separated from the middle facets by the sulcus tali on the talus and the sulcus calcanei.