Synovial sheath

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Synovial sheath
Latin	vagina synovialis
Gray's	subject #68 283

A synovial sheath is a layer of a tendon sheath containing tendons in the hand and foot.

They lie internal to the fibrous tendon sheaths.^[1]

An example is the common synovial sheath for the flexor tendons.

See also

synovium

References

↑ eMedicine/Stedman Medical Dictionary Lookup!

Joints (TA A03.0, TH H3.02, GA 3.284)

Types

synostosis

by range of motion: Synarthrosis
Amphiarthrosis
Diarthrosis

Terminology

Motions

general: Flexion/Extension
Adduction/Abduction
Internal rotation/External rotation
Elevation/Depression

specialized/upper limbs: Protraction/Retraction
Supination/Pronation

specialized/lower limbs: Plantarflexion/Dorsiflexion
Eversion/Inversion

Components

capsular: Articular capsule
- Synovial membrane
- Fibrous membrane
Synovial fluid
Synovial bursa
Articular disk/Meniscus

extracapsular: Ligament
Enthesis

M: JNT

anat (h/c, u, t, l)/phys

noco (arth/defr/back/soft)/cong, sysi/epon, injr

proc, drug (M01C, M4)

Synovial bursa and tendon sheaths (TA A04.8, GA 3, GA 4)

Upper limb	Subacromial bursa Olecranon bursa

Lower limb	Hip: Trochanteric bursa Bursae of the knee joint: Prepatellar bursa Semimembranous bursa

Upper limb	Vincula tendina Synovial sheath (Common flexor sheath of hand) Mucous sheaths on back of wrist

Lower limb	Mucous sheaths of the tendons around the ankle

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