What does rhizarthrosis mean?
Rhizarthrosis, also known as trapeziometacarpal osteoarthritis, is a type of arthritis that primarily affects the thumb or, more precisely, the trapeziometacarpal joint of the hand.
What does Trapeziectomy mean?
(a) Trapeziectomy This is the most common form of surgery and involves a complete removal of the trapezium. Some surgeons fill the gap left by the removed bone using a piece of tendon from your wrist. To fill the space left, you may be given an artificial metal and plastic joint, or a silicone rubber spacer.
What is trapeziometacarpal joint?
The trapeziometacarpal joint is commonly referred to as an incongruous saddle joint. It makes possible the wide circumduction of the thumb, enabling activities such as grasping and pinching [2], that involves three arcs of motion: flexion–extension, abduction–adduc- tion, and pronation–supination.
Is arthritis the same as arthrosis?
Arthritis is an inflammatory condition involving one or more joints throughout the body that causes pain, swelling and warmth in the affected areas. Arthrosis is a non-inflammatory degenerative condition associated with aging.
What does swan neck deformity look like?
Swan neck deformity is a hand deformity in which your fingers are bent abnormally. Your finger’s middle joint bends back more than usual. The tip of your finger is bent down. Swan neck deformity only affects your fingers.
What are the thumb joints?
The CMC joint is located where the thumb (metacarpal) bone meets the wrist (carpal) bone. As this joint becomes worn, often due to age, it can lead to a painful condition called thumb arthritis (also known as CMC arthritis or basal joint arthritis).
What does the trapezium bone do?
Due to the location of the trapezium below the thumb joint, the trapezium plays a role in both the stability and the movement of the thumb. The trapezium also touches two other bones in the wrist joint, the scaphoid and trapezoid bones.
What is Suspensionplasty thumb?
Your base of thumb osteoarthritis will be treated by removal of the trapezium bone (trapeziectomy) and stabilisation of the thumb with a suture button implant (suspensionplasty). An incision over the base of the thumb and a small incision on the back of the hand are required. Sutures will be used to close the skin.
What kind of joint is the trapeziometacarpal joint?
Synovial saddle joint
Trapeziometacarpal joint
| Type | Synovial saddle joint; multiaxial |
|---|---|
| Articular surfaces | Distal surface of trapezium, proximal surface of metacarpal bone 1 |
| Ligaments | Radial carpometacarpal ligament, anterior oblique ligament, posterior oblique ligament |
| Innervation | Anterior interosseous nerve, posterior interosseous nerve (C7, C8) |
What is DIP and PIP joints?
The PIP and DIP joints are hinge joints between proximal and middle phalanges and between the middle and distal phalanges respectively.
Is arthrosis an autoimmune disease?
What is rheumatoid arthritis (RA)? Rheumatoid arthritis, or RA, is an autoimmune and inflammatory disease, which means that your immune system attacks healthy cells in your body by mistake, causing inflammation (painful swelling) in the affected parts of the body.
What is severe degenerative arthrosis?
Osteoarthritis is sometimes referred to as degenerative arthritis or degenerative joint disease. It is the most common type of arthritis because it’s often caused by the wear and tear on a joint over a lifetime.