Snuffbox Anatomy

Radial artery crosses the floor of the anatomical snuffbox then turns medially. The charsi of medical literature 17029 views.

Anatomic Snuffbox Radial Artery Cannulation Anesthesia

And more laterally abductor pollicis longus.

Snuffbox anatomy. The snuffbox is situated over the group of bones in the wrist known as the carpals. Tendons of the extensor pollicis longus. These are small uniquely shaped bones eight in total that make up the wrist.

The anatomical snuffbox is a surface anatomy feature described as a triangular depression on the dorsum of the hand at the base of the thumb. Tendons of the extensor pollicis brevis. The anatomical snuff box or snuffbox is a triangular deepening on the radial dorsal aspect of the handat the level of the carpal bones specifically the scaphoid and trapezium bones forming the floor.

There is one carpal in particular that serves as the foundation or floor of the anatomical snuffbox called the scaphoid. Anatomical snuffbox location anatomy and borders from anatomical position the snuffbox is located distal to the end of the radius posterolaterally. Anatomical snuff box function.

The main contents of the anatomical snuffbox are the radial artery a branch of the radial nerve and the cephalic vein. Terminal parts of the superficial branch of the radial nerve pass subcutaneously over the anatomical snuffbox as does the origin of the cephalic vein from. The anatomical snuff box is a surface anatomy feature.

Fractures of the scaphoid in the anatomical snuffbox. Anatomical snuff box and its clinical duration. The base of this triangular shaped depression is located just distal to the end of the radius with the triangles apex pointing towards the thumb.

General anatomy and musculoskeletal system thieme atlas of. The anatomical snuffbox is visible with ulnar deviation of the wrist and extension and abduction of the thumb. Deep to the extensor tendons of the thumb the radial artery passes obliquely through the anatomical snuffbox and is located nearby to the scaphoid and trapezium.

Superficial branch of the radial nerve found in the skin and subcutaneous tissue. It appears as a triangular depression on the lateral surface of the wrist on full extension of the thumb. The three muscles acting on the thumb apl epb and epl are deep to the superficial extensors.

Anatomical Snuffbox Diagram Quizlet