What tendon connects to the thumb?

What tendon connects to the thumb?

Abductor pollicis longus (APL) tendon It attaches to the metacarpal bone of the thumb and helps pull the thumb away from the rest of the hand. This tendon along with the extensor policies brevis tendon can get inflamed and painful.

Where are tendons located in the thumb?

Two of the main tendons to the thumb pass through a tunnel (or series of pulleys) located on the thumb side of the wrist. Tendons are rope-like structures that attach muscle to bone. Tendons are covered by a slippery thin soft-tissue layer, called synovium.

Does your thumb have tendons or ligaments?

Ligaments and Tendons Important ligaments of the hand are: collateral ligaments – strong ligaments on either side of the finger and thumb joints, which prevent sideways movement of the joint. volar plate – a ligament that connects the proximal phalanx to the middle phalanx on the palm side of the joint.

What are the joints in your thumb called?

The three joints are as follows: Carpometacarpal (CMC) Joint. Metacarpophalangeal (MP) Joint. Interphalangeal (IP) Joint.

Is there a tendon in your thumb?

There are two flexor tendons in every finger and one in each thumb. Since the flexor tendons are very close to the surface of the skin, they are more vulnerable to injuries. Extensor tendons run along the backside of the hand and fingers.

Are there tendons on the top of your thumb?

The muscles that move the fingers and thumb are located in the forearm. Long tendons extend from these muscles through the wrist and attach to the small bones of the fingers and thumb. The tendons on the top of the hand straighten the fingers. These are known as extensor tendons.

How do you fix a tendon in your thumb?

Tendon repair may involve a surgeon making a cut (incision) in your wrist, hand or finger so they can locate the ends of the divided tendon and stitch them together. Extensor tendons are easier to reach, so repairing them is relatively straightforward.

How long does a thumb tendon take to heal?

Your tendon will take up to 12 weeks to completely heal and it is important to follow all advice to avoid rupturing your tendon.

What is the CMC joint of the thumb?

The carpometacarpal (CMC) of the thumb is a saddle joint that permits a wide range of motion and is largely responsible for the characteristic dexterity of human prehension. This joint, located at the very base of the thumb, is subject to large physical stresses throughout life.

How do you heal a tendon in your thumb?


  1. Rest. Try not use your hand for at least 48 hours.
  2. Ice. Apply ice immediately after the injury to keep the swelling down.
  3. Compression. Wear an elastic compression bandage to reduce swelling.
  4. Elevation. As often as possible, rest with your hand raised up higher than your heart.

How many tendons are in the thumb?

There are four thumb tendons: Abductor pollicis longus: This tendon helps you move the thumb away from the palm to form an open hand. Flexor pollicis longus: This tendon helps you bend the thumb.

What causes joint pain in the thumb?

Tendonitis of the thumb can also be one of the causes of thumb joint pain. This condition occurs due to swelling or irritation of the tendons found along the thumb side of the wrist.

How many joints are in thumb?

Each finger has 3 phalanges, the thumb has 2. These 19 bones collectively form 14 separate joints. The knuckle joints, metacarpophalangeal (MCP) joints, join the fingers to the palm. The interphalangeal (IP) joints are the finger joints.

What can give a thumb joint a clicking sensation?

One distinctive symptom of trigger thumb is a clicking sound when you extend your thumb from a bent position. The click is caused by the tendon moving past the nodule; you can feel it as well as hear it. The thumb may stick as it passes through the pulley, then suddenly straighten, or unlock, as the tendon moves past the nodule.

Begin typing your search term above and press enter to search. Press ESC to cancel.

Back To Top