Leg & Knee Spanning atan pawn lam Fixator Ex Fix

1. Thuhmahruai

External fixation hi a hmanraw tangkai tak, minimally invasive method a ni a, fracture stabilize nan leh complex soft tissue injuries te enkawl nan a hmang thin. atan hman a ni fo . Open fractures , infected nounionions, polytrauma-a damage control, deformity correction, leh limb lengthening

2. Engvangin nge pawn lam fixation hi hman?

2.1 A thatna te

• Ruh thisen supply leh soft tissue coverage tihbuai a ti tlem.

• Emergency emaw damage control emaw dinhmunah hman rang.

• Open/contaminated fractures leh infected bone tan a tangkai a, chutah chuan internal implants risky a awm.

• Staged reconstruction (hun eng emaw chen atana stabilization → definitive fixation) a phalsak.

• Ruh enkawl dan, distraction osteogenesis, leh deformity correction te a ti awlsam hle.

2.2 Thil hriattirna

External fixation tih a nihna clinical scenario tlangpui:

• Open fractures a awm a, soft tissue chhiatna nasa tak emaw, contamination emaw a awm bawk.

• Polytrauma vei te chu closed fractures a awm a, chu chu temporary stabilization a ngai a ni.

• Intra-articular fractures a awm a, chu chu soft tissue ten internal fixation an tuar theih loh (wrist, khup , ke ruh).

• Ruh hloh emaw soft tissue chhiatna emaw chu staged shortening leh distraction hmanga enkawl a ni.

• Infection / infected nonunion — pin hi hri kai awmna hmun atanga hla takah dah theih a ni.

• joint spanning (bridging) constructs . Peri-articular hliam na tak emaw, ruh nghet lo emaw tan chuan

3. Pawn lam fixation hman dan tur principle

3.1 Biomechanical key hman dan tur

• hmang ang che . pin pahnih tal Anatomic zone him taka dah major fragment khatah

• Stability tihpun nan pins chu fracture hnaih ber (mahse pawn hematoma/skin breakdown) ah dah rawh.

• Connectoring rod te chu ruh hnaih takah dah la, fragment tin chhungah pin spread ti tam thei ang ber siam rawh.

• Rod tam zawk leh multi-plane construct hian stiffness a tipung a ni.

4. Components — quick reference

5. Dilna bik

5.1 Joint fusion & joint spanning tih a ni

External fixation hi hman theih a ni a joint fusion atan emaw, atan emaw joint spanning frame , soft tissue venhim nan leh limb alignment (eg, severe ankle fractures) humhim nan hman theih a ni.

6. Hman dan, a lan dan leh Post-operative Care

6.1 Engtin nge fixator  hman a ni

1. Safe zone hmangin pin/wire trajectories ruahman rawh.

2. dah rawh . pin emaw wire emaw Image kaihhruaina hnuaiah

3. Rod leh clamp te chu attach rawh; alignment siamrem rawh.

4. Pin tract enkawlna chungchangah damlote zirtirna pe rawh.

6.2 A tlangpuiin a lantir dan

• Tibial fractures — tibial pin hman fo thin.

• Ankle fracture leh soft tissue hliam — joint spanning fixation a ngai mai thei.

• peri-articular fractures a awm thin. Internal fixation theih loh hunah

6.3 Operation hnua enkawlna

• Pin tract tihfai: tan tur operation hnu ni atanga . Pin tract tin chu ni khatah vawi 1–2 vel silfai thin ang che.

• Pain control: natna tihdamna awlsam tak leh dry dressing te.

• Enfiahna: a sen, a na, a tui a chhuak, a khawsik a awm leh awm loh enfiah rawh.

• Mobilization: partial weight bearing hi phal a ni fo.

• Follow-up schedule: clinic-a enfiah fo thin.

7. Pawn lam fixation leh conversion hun chhung

• Fracture consolidation thlenga enkawlna chiang tak.

• Soft tissue-in a phal veleh internal fixation-a inthlak hmasak.

• A remchan dan angin plaster/orthosis lama inthlak.