Joints of the Thumb – Language of Hand and Arm Surgery Series
网页2010年9月2日 — MP Joint. The MP joint of the thumb is the middle joint of the thumb, located between the CMC joint and the tip of the thumb. Break down the words in the name, metacarpophalangeal, and you get metacarpo- …
Carpometacarpal (CMC) joints: Bones, ligaments, movements
网页2023年7月5日 — The carpometacarpal (CMC) joints are articulations between the carpal bones (carpo-) and metacarpal bones (-metacarpal) of the hand. There are five CMC joints in total, out of which the carpometacarpal joint of thumb (trapeziometacarpal joint) is the most specialized and flexible.
Carpometacarpal joint - Wikipedia
网页The carpometacarpal (CMC) joints are five joints in the wrist that articulate the distal row of carpal bones and the proximal bases of the five metacarpal bones.
The Metacarpophalangeal Joint - Ligaments - TeachMeAnatomy
网页2023年4月15日 — Each metacarpophalangeal joint has two planes of motion. It allows for flexion, extension, abduction, adduction, circumduction and limited rotation of the digit. All of the movements at the joint are produced by muscles of the forearm and hand. Thumb. Flexion – produced by flexor pollicis brevis and longus.
Metacarpophalangeal (MCP) joints: Bones and ligaments - Kenhub
网页2023年10月30日 — The metacarpophalangeal joints (MCP) are a collection of condyloid joints that connect the metacarpus, or palm of the hand, to the fingers. There are five separate metacarpophalangeal joints that connect each metacarpal bone to the corresponding proximal phalanx of each finger.
Joint Capsule Of The Thumb Anatomy, Function & Diagram - Healthline
网页2018年1月23日 — The joint capsule of the thumb is fibrous and durable, and allows for great mobility. There are nine interphalangeal joints in each hand, two on each finger and one in the thumb.
Trapeziometacarpal joint: Anatomy, movements - Kenhub
网页2023年11月3日 — Trapeziometacarpal joint is a highly mobile connection between the carpal and the metacarpal bone of the thumb. Learn about this joint now at Kenhub!
ANATOMY OF THE JOINTS OF THE THUMB - Hand Clinics
网页The three joints of the thumb differ markedly with respect to anatomy and function. Each contributes its own anatomic personality, and when functioning together, they allow the thumb to move with remarkable versatility and grace yet with the stability necessary to perform a wide variety of tasks.
Bones and joints of the thumb | Acland's Video Atlas of Human Anatomy
网页The first carpo-metacarpal joint is the joint which gives the thumb its special position, and a great deal of its special mobility. Let’s take off the metacarpal heads, to see the joint surfaces. Here’s the first CMC joint. It sits in front of …
FUNCTIONAL ANATOMY AND BIOMECHANICS OF THE THUMB
网页SUMMARY. The thumb is a mechanical unit consisting of strong ligaments and dynamic muscles, providing the resistance to the fingers and palm during pinch and grip. Each thumb joint has a mechanical equivalent that helps explain elements of thumb stability.