SPRAIN, THUMB INTERPHALANGEAL (IP) JOINT - Hand Surgery …
网页The interphalangeal (IP) joint of the thumb is extremely stable, and as a result, injuries to this joint are some of the most uncommon of the hand. Ligamentous injuries of the thumb IP joint range from mild sprains to complete ruptures, and the mechanism responsible is usually a hyperextension force to the joint, which may occur in some ball ...
Interphalangeal joints of the hand: Bones, ligaments, mov
网页2023年10月30日 · The interphalangeal joints of the hand are synovial hinge joints that span between the proximal, middle, and distal phalanges of the hand. In digits 2-5 these joints can be further classified based on which bones are involved. The proximal interphalangeal joint (PIPJ or PIJ) is located between the proximal and middle phalanges, while the distal ...
Interphalangeal joints of the hand - Wikipedia
网页The interphalangeal joints of the hand are the hinge joints between the phalanges of the fingers that provide flexion towards the palm of the hand. There are two sets in each finger (except in the thumb, which has only one joint): "proximal interphalangeal joints" (PIJ or PIP), those between the first (also called proximal) and second ...
Thumb Ip Joint Arthritis/Inflammation - Hand To Elbow
网页The Inter-phalangeal joint (IP joint) is the end joint of the thumb. It is shaped as a double dome side by side on the hand side of the joint and two side by side matching shallow curves on the nail side. This allows mobility in bending and straightening but stability in sideways and twisting movements.
Interphalangeal Joints of the Hand - Physiopedia
网页The interphalangeal joints of the hand are the hinge joints between the phalanges of the fingers that provide flexion towards the palm of the hand. [1] Anatomy. There are two sets in each finger (except in the thumb, which has only one joint) Proximal interphalangeal joints" (PIJ or PIPJ), those between the first (also called proximal)
Body Anatomy: Upper Extremity Joints | The Hand Society
网页The thumb interphalangeal (IP) joint is similar to the distal interphalangeal (DIP) joint in the fingers. The IP joint in thumb is located at the tip of the finger just before the fingernail starts. The terminal extensor tendon in the thumb …
Joints of the Thumb – Language of Hand and Arm Surgery Series
网页2010年9月2日 · The IP joint of the thumb is at the tip of the thumb. The word interphalangeal means “between the phalanges”. Important tendons attach on the bottom and top of this joint and move the tip of your thumb back and forth.
Trigger Finger - Hand - Orthobullets
网页2021年12月8日 · Trigger Finger (trigger thumb when involving the thumb) is the inhibition of smooth tendon gliding due to mechanical impingement at the level of the A1 pulley that causes progressive pain, clicking, catching, and locking of the digit. Diagnosis is made by physical examination with presence of active triggering and tenderness at the A1 pulley.
Thumb Fractures - OrthoInfo - AAOS
网页The distal phalanx and proximal phalanx connect via the interphalangeal (IP) joint, which allows you to bend the tip of your thumb. The thumb connects to the hand through the next joint, known as the metacarpophalangeal (MCP) joint. This joint sits between the proximal phalanx and a bone in the hand called the first metacarpal.
Sprained Thumb - OrthoInfo - AAOS
网页Most thumb sprains involve the ulnar collateral ligament (UCL), which is located on the inside of the joint where the thumb meets the palm. An injury to this ligament can be painful and may make your thumb feel loose or unstable. It may also weaken your ability to pinch or grasp objects between your thumb and index finger.