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Carpal Tunnel
The Carpal Tunnel
Region on the volar aspect of the hand
Found at the proximal part of hand just beyond the wrist joint
The Flexor Retinaculum is a fibrous band of tissue that forms
the roof of the carpal tunnel
The Flexor Retinaculum is a fibrous band of tissue that forms
the roof of the carpal tunnel
It is attached to the carpal bones
CT reconstruction of Right Wrist
Radius
Ulna
CT reconstruction of Right Wrist
Radial attachment of the Flexor Retinaculum
Scaphoid(tubercle)
Radial attachment of the Flexor Retinaculum
Trapezium(ridge)
Ulnar attachment of the Flexor Retinaculum
Pisiform
Ulnar attachment of the Flexor Retinaculum
Hamate(hook)
Bony attachments of Flexor Retinaculum
Bony attachments of Flexor Retinaculum
Trapezium
TrapezoidCapitate
Hamate
Hypothenar
MusclesThenar Muscles
Cross-section through wrist
Right hand, palm upLooking distally towards fingertips
Trapezium
TrapezoidCapitate
Hamate
Hypothenar
MusclesThenar Muscles
Region of Carpal Tunnel
Right hand, palm upLooking distally towards fingertips
Trapezium
TrapezoidCapitateHamate
Hypothenar
MusclesThenar Muscles
Contents of the Carpal Tunnel
Right hand, palm upLooking distally towards fingertips
Trapezium
TrapezoidCapitateHamate
Hypothenar
MusclesThenar Muscles
Contents of the Carpal Tunnel
Median Nerve
Right hand, palm upLooking distally towards fingertips
Trapezium
TrapezoidCapitateHamate
Hypothenar
MusclesThenar Muscles
Contents of the Carpal Tunnel
Tendons of Flexor
Digitorum Superficialis
Right hand, palm upLooking distally towards fingertips
Trapezium
TrapezoidCapitateHamate
Hypothenar
MusclesThenar Muscles
Contents of the Carpal Tunnel
Tendons of Flexor
DigitorumProfundus
Right hand, palm upLooking distally towards fingertips
Trapezium
TrapezoidCapitateHamate
Hypothenar
MusclesThenar Muscles
Contents of the Carpal Tunnel
Tendon of Flexor Pollicis
Longus
Right hand, palm upLooking distally towards fingertips
Trapezium
TrapezoidCapitateHamate
Hypothenar
MusclesThenar Muscles
Contents of the Carpal Tunnel
Median Nerve
Tendons of
Flexor Pollicis Longus
Flexor Digitorum Superficialis
Flexor Digitorum ProfundusRight hand, palm up
Looking distally towards fingertips