Ortho Oracle - orthopaedic operative atlas

Flexor Digiti Minimi

– See: Plantar Muscles of the Foot:  Origin: proximal end of the 5th metatarsal bone.  Insertion: lateral side of the proximal end of the proximal phalanx of the little toe.  Action: Flexes the proximal phalanx of the 5th toe.  Nerve Supply: lateral plantar nerve, S1, S2; (See Innerv. Musc. Lower Limb)  Synergists:  Flexor Digitorum Brevis, FDL, Quadratus Plantae.

Flexor Digiti Minimi Brevis

origin: hamulus of the hamate bone and flexor retinaculum; insertion: ulnar side of the base of the proximal phalanx of 5th finger; action: flexes 5th digit at the metacarpophalengeal articulation; synergists: FDS, FDP, opponens digiti minimi; nerve supply: ulnar nerve: C8, T1; – Discussion:     – flexor brevis digiti minimi lies on volar surface … Read more

Flat Back Syndrome

– Discussion:     – results from arthrodesis w/ distraction involving lower lumbar spine;     – young patients can compensate via flexion of hips & knees;     – adults > 40 years loss ability to compensate & go on to develop fatigue-like pain along w/ a stooped posture; – Prevention:     – operations … Read more

Flexion and Extension Spaces

– See:        – TKR Menu                – Flexion Contracture of TKR                – Flexion Gap / Extension Gap                – Joint Line Position               – Valgus Deformity  / Varus Deformity – Discussion:     – first: Malalignment should always be corrected first;     – second: soft tissue adjustments which … Read more

Flexion and Extension Views of C-spine

– See:       – Anterior Subluxation:       – Ligamentous Instability: – Discussion:     – the flexed view is usually most helpful in detecting ligamentous injury that is not apparent on the neutral view     – determines the integrity of the supporting soft tissues and ligaments, as well as the … Read more

Flexion Contracture of TKR

– See: TKR Menu – Discussion:     – soft tissue component is most frequently a result of of contracture of posterior capsule, but gastrocnemius, hamstrings, and PCL               are also frequently involved;     – references:              – Flexion Contracture Following Primary Total Knee Arthroplasty: Risk Factors and Outcomes     – Preoperative Considerations:            … Read more

Flexion Deformity of the Knee in CP

– Discussion:     – most thoroughly analyzed joint in cerebral palsy has been knee;     – most common deformity of the knee involves flexion contractures and decreased range of motion;     – early changes:            – short stride gait and reduced popliteal angle;           … Read more

Finger and Hand Incisions

– See:     – Finger Tip Injuries – Brunner Type Incisions:     – The zig-zag volar-digital incision for flexor tendon surgery. – Midaxial Incision:     – indications: septic arthritis of IP joints and MP joint of thumb;     – site for placing midaxial incision is performed by  flexing finger & marking the … Read more

Finger Tip Injuries

– See:       – Phalangeal Injury – Menu       – Thumb Defects:              – Moberg Flap   – Nail Bed Injuries:          – if injury damages the distal phalanx, particularly when the damage extends into germinal matrix, the nail will probably be irregular and                  … Read more