Hand Vein Anatomy

The anatomy of the hand is incomplete without understanding the wrist. They communicate at intervals via the dorsal venous arches.

Veins In The Hand For Iv Site Selection Medical Surgical

The anatomy of hand is the key for individuality of hand based biometrics.

Hand vein anatomy. These veins tend to be a good place for venipuncture because the metacarpus bones make for a natural splint. Those are flexion extension abduction and adduction of the hand. See more ideas about anatomy hand veins and hand anatomy.

Instead it innervates the skin and fascia of the lateral portion of the back of the hand and lateral three and half digits. This complex structure connects the entire hand to the radius and ulna facilitates the passage of tendons together with the above mentioned neurovascular structures from the forearm to the hand and permits us to exploit all its movements. The hand geometry biometric largely repre sents the anatomy of hand bones and muscles.

Bones of the hand. Blood from the digits and palm therefore drains primarily into the dorsal venous network on the back of the hand. It doesnt innervate any intrinsic hand muscles.

Aug 5 2016 explore sergmel9s board veins anatomy followed by 229 people on pinterest. The hand vein biometric represents the uniqueness in the anatomy of hand veins while the palmprint represents epiderm on the palm. The ulna articulates with the pyramid shaped triquetrum via a pad of triangular fibrocartilage.

The radius articulates with the cashew shaped scaphoid bone laterally and the croissant shaped lunate. From the palmar aspect of the hand most blood flows to the dorsum of the hand especially through the intercapitular veins that lie between the heads of the metacarpal bones aka knuckles and around the margins of these heads. Proximal to the hand there are 8 carpal bones.

The arteries and veins the ulnar and radial arteries carry blood down through the forearm into the wrist where they anastomose join together to form arches. The dorsal digital veins of the hand pass on either side of the digits. The veins on the adjacent borders of the fingers form a network.

Metacarpal veins lie flat between the joints and metacarpal bones of the dorsal aspect of the hand.

Diagram Showing Bones Veins And Arteries In A Human Arm And Hand Canvas Print