Joints of the Thumb – Language of Hand and Arm Surgery Series
Sep 2, 2010 · My thumb hurts in the joint! Many patients want to use the right technical terms when talking with their physician, and this can certainly improve the efficiency of your office visit. In this article, I’ll quickly show you how to identify the joints in your thumb.
Body Anatomy: Upper Extremity Joints | The Hand Society
The small finger CMC joint has the most motion of any finger joint, with the exception of the thumb. This makes the hand more flexible. This permits the hand to change its shape and adapt to grasping objects of different size and shape.
Thumb arthritis - Symptoms and causes - Mayo Clinic
Jun 16, 2022 · Thumb arthritis can cause severe pain, swelling, and decreased strength and range of motion, making it difficult to do simple tasks, such as turning doorknobs and opening jars. Treatment generally involves a combination of medication and splints.
Complete Guide to Hand Anatomy: Parts, Names & Diagram
Mar 9, 2024 · The joint at the base of the thumb is the most versatile and allows for a wide range of motion, which enables actions like gripping and pinching. The other four CMC joints, which connect the middle bones of the hand (metacarpals) to the wrist (carpal) bones, offer varying degrees of movement.
Hand Anatomy - eOrthopod.com
The one closest to the MCP joint (knuckle) is called the proximal IP joint (PIP joint). The joint near the end of the finger is called the distal IP joint (DIP joint). The thumb only has one IP joint between the two thumb phalanges.
Hand Bones - Names & Structure with Labeled Diagrams
All the fingers except the thumb have one proximal and one distal interphalangeal joint. The thumb only has a single joint between its two phalanges. References
Interphalangeal joints of the hand: Bones, ligaments, mov
Oct 30, 2023 · Since the first digit only has a proximal and distal phalanx, the joint between them is simply known as the interphalangeal joint of the thumb. The function of the interphalangeal joints of the hand to permit fine motor movements in the digits.
ANATOMY OF THE JOINTS OF THE THUMB - Hand Clinics
The carpometacarpal and interphalangeal joints allow for thumb mobility while the metacarpophalangeal joint provides stability. Thumb rotation primarily takes place at the CMC joint, although the MP and IP joints each contribute a small amount of pronation with flexion.
Trapeziometacarpal joint: Anatomy, movements - Kenhub
Nov 3, 2023 · Carpometacarpal joint of thumb (Articulatio carpometacarpalis pollicis) The trapeziometacarpal joint is the articulation between the trapezium and the base of the first metacarpal bone.
Joint Capsule Of The Thumb Anatomy, Function & Diagram - Healthline
Jan 23, 2018 · 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.