Radius watershed line
WebWatershed Line There is a theoretical line marking the most volar aspect of the volar margin of the radius, which is distal to the PQ line and is covered by the volar capsule (indicated by arrow in Photograph 2). We propose the … WebThe watershed line represents the margin between the structures which may be elevated proximally and the capsule of the wrist joint which should be respected. myAO Continue …
Radius watershed line
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WebAug 1, 2012 · In 2006, Orbay and Touhami 6 reported that the volar radius has a concave profile in thesagittal plane (the pronator fossa), and this feature is limited distally by a … WebDeflection Table - DIP Push-on Type Joints Nominal Pipe Size Diameter (D) Maximum Offset Based on 20 Foot Lengths of Pipe (S) Design Maximum Deflection Angle (0) Minimum Allowable Radius (R) 12-inch and under 1.39 feet 04°-00' (4.0°) 290 feet 14-inch and over 0.83 feet 02°-24' (2.4°) 480 feet
WebAug 1, 2012 · The watershed line might not be a distinct line, and it corresponds to the distal margin of the pronator fossa in the lateral half of the volar radius and to a hypothetical line between... WebJan 1, 2024 · The concept of the watershed line was originally described as an anatomic area on the volar distal radius where the capsule inserts. 5, 6 There is controversy as to the definition of the watershed line, as studies have shown wide variability in the volar distal radius anatomy in relation to plate positioning and flexor tendon irritation. 7, 8 ...
WebAug 13, 2024 · The watershed line concept was proposed by Orbay in 2005, and was defined as "the transverse ridge that limits the concave surface of the volar radius", and was further refined by Nelson and... WebMay 4, 2024 · Soong grade 1: The plate is palmar to the volar critical line but proximal to the volar rim. Soong grade 2: The plate extends beyond the level of the volar rim (Fig. 1) [ 8 ]. Fig. 1 Soong classification. Soong grade 0: The plate is dorsal to the volar critical line and proximal to the volar rim.
WebMar 15, 2024 · The watershed line marks the most distal edge of the epiphysis; sometimes it is as high as the pronator quadratus line, sometimes it is higher. A small 3–5 mm thick …
WebOct 1, 2024 · In cohort 2, 63 plates (31.5%) were grade 0; 103 plates (51.5%) were grade 1; and 34 plates (17%) had grade 2 prominence on, and volar to, the watershed line. These radiographic results show a greater incidence of volar plate prominence with respect to the watershed line, as defined as Soong grading, in cohort 2. smirniotopoulos thomas t mdWeb–Watershed line 2mm proximal to ulnar side joint line and 10-15mm proximal to radial side joint line Soong JBJS 2011 Ruptures noted in cases where the plate was placed volar to … ritchot leveling and landscapingWebMay 14, 2013 · The “watershed” line is a transverse ridge that lies distal to the pronator quadratus muscle and is located within 2 mm of the joint line on the ulnar side of the radius, 10–15 mm from the articular surface on the radial side of the bone [ 37 ]. ritchot levelling and landscapWebOct 1, 2024 · Nelson and Orbay et al 9, 10, 11 coined the term watershed line as “a theoretical line marking the most volar aspect of the volar margin of the radius” to serve as the distal margin for volar plating to minimize tendon injuries. Subsequently, Soong and colleagues 5 defined the watershed line as “the most prominent part of the volar surface … smirnoff 0 7 cenahttp://www.eradius.com/AnatomyOfDistalRadius.htm ritchot\\u0027s resistanceWebJun 27, 2024 · At the watershed line, the FPL was located at 54% of the maximal width of the radius as measured from its volar ulnar corner. Open in a separate window Fig. 1 Schematic drawing of the volar aspect of radius based on our macroscopic findings. smirnoff 100 proofWebdistal radius fractures are a predictor of subsequent fractures DEXA scan is recommended for women with distal radius fractures Etiology Pathophysiology mechanism of injury fall … ritchot st winnipeg