External fixation hi hun kal tawha test tawh leh fracture enkawlna atana hman lar tak a ni. Hetiang tih dan hi ruh tliak tawhte tihngheh leh align turin taksa pawna dah hmanrua hman a ni.
External Fixation chungchang tlangpui
External fixation hi surgical technique a ni a, kum zabi tam tak chhung chu ruh tliak enkawlna atan hman a ni. He concept hi Hippocrates-a’n a rawn siam hmasa ber a, thingphel hmangin ruh tliak te chu a tikhawlo thei lo. Hun kal zelah technology hi a lo thang chho zel a, mahse a bulpui ber chu a la awm reng a ni: a ruh tliakna hmuna stability pek a, chutih rualin soft tissue venhimna leh tihdam theihna tur a ni.
External Fixation thil tum:Fracture alignment, sei zawng, leh rotation enkawl.Temporary emaw definitive stabilization pek.Complex case-ah chuan partial internal fixation nen a inzawm thei.
Fixation Stability-a nghawng nei thilte
External fixation device stability hi thil engemaw zatin a nghawng a:
Pin Configuration hrang hrang:
Pin tam zawk, inhlat zawka dah a, fracture hmun hnaih zawka dah hian rigidity a ti sang a ni.
Pin hi hmun bik a stress lutuk loh nan a ruala sem darh tur a ni.
Pin Diameter: 1000 a ni.
Pin lian zawk hian stability nasa zawk a pe a mahse stress concentration leh soft tissue irritation awm theihna a tipung thei thung.
Pin chi hrang hrang:
Self-drilling pin, trocar pin, coated pin, carbon fiber rod te a awm bawk.
Pawn lam Fixator chi hrang hrang
External fixator te hi design hrang hrangah a inang lo a, pakhat zel hian hlawkna danglam tak a pe a:
Uniplanar Fixators te chu:
A awlsam leh apply awlsam.
Multiplanar device nena khaikhin chuan stability a tlem hle.
Multiplanar Fixators te chu:
Plane tam takah pin hmang la, stability tihchakna pe rawh.
Complex fracture tan a tha hle.
Unilateral/Bilateral Fixators te chu: 1.1.
Unilateral fixator hi a nghet lo zawk a, bilateral fixator erawh chuan chakna leh puihna nasa zawk a pe thung.
Circular Fixators te chu:
Limb lengthening leh complex deformity correction atan hman tlanglawn tak a ni.
Healing laiin partial weight-bearing leh joint mobilization a phalsak.
![Pawn lam atanga Fixation chi hrang hrang]()
Anatomical ngaihtuah tur leh Safety Zone te
Nerve emaw vascular injury ang chi harsatna awm lo turin pin dah hi a pawimawh hle. Anatomical lama ngaihtuah tur pawimawh tak takte chu:
![Pawn lam atanga Fixation Device hmanga siam]()
Femur: 1000.
Anterior pin te hi lesser trochanter hnuai lam 5.8 cm leh patellar apex chunglam 7.4 cm ah dah tur a ni.
Posterior pins hian sciatic nerve leh a chhehvela vessels te chu a pumpelh tur a ni.
Tibia chu:
Pin te hi joint line atanga mm 14 tal a hlaah dah tur a ni a, chutiang chuan intra-articular penetration a awm loh nan.
Upper Extremities te chu: 1.1.
Humerus pin hian axillary leh radial nerve te hi a pumpelh tur a ni.
Nerve chhiatna a tlem theih nan ulna subcutaneous region-ah forearm pin dah tur a ni.
Pawn lam Fixation neih theihna tur hriattirna
External fixation hi a hnuaia scenario-ah hian a tangkai hle a ni:
Pelvic ring hliam nghet lo tak tak.
Intra-articular fracture (eg, pilon, distal femur, tibial plateau, elbow, leh distal radius) te a awm thei.
Soft tissue na tak a hring emaw ecchymosis emaw a awm thei.
hemodynamic instability emaw open surgery neih theih lohna emaw a ni.
Osteoporosis, natna hrik, kut leh ke sei, ruh natna, ruh natna, ruh inzawm lohna, leh natna hrik enkawlna.
Contraindications te pawh a awm
External fixation hi a hnuaia thil awmte ah hian a tha lo mai thei:
-
Damlo thau lutuk te.
-
Dan zawm lo damlo te.
-
Damlo ruh quality tha tawk lo te.
Damlo, operation duh lo emaw, tih dan tur tuar thei lo emaw.
Techniques leh A hman dan
![Pawn lam atanga Fixation Device hmanga siam]()
Pin-Bone hmanga inzawmna:
Pin dah laiin soft tissue traction tih loh tur.
Tissue tihchhiat tlem nan trocar leh drill sleeve hmang la.
Contamination tih tlem nan pre-drilling leh flushing (irrigation) hi a pawimawh hle.
Pelvic Fixation hman dan tur: 1.1.
A tlangpuiin iliac crest emaw anterior inferior iliac spine (AIIS)-ah dah a ni.
C-arm fluoroscopy hmang hian pin dahna tur dik tak a awm thei.
Upper Extremity Fixation tih hi a awm lo.
Humerus pin hian neural structures a pumpelh tur a ni.
Forearm pin hi ulna subcutaneous region-ah dah a ni.
Lower Extremity Fixation hmanga tihfel dan:
Femoral pin te hi anterolateral position ah dah a ni.
Tibial pin te hi anteromedial position ah dah a ni a, chu chu joint penetration a awm loh nan a ni.
Pilon Fractures te chu: 1.1.
Delta-frame configuration hman a ni a, stability tihpun nan calcaneal leh tibial pin pahnih te dah tel a ni.
External Fixation avanga harsatna awm thei
A hlawkna awm mahse, pawn lam fixation hi harsatna awm thei nen a inzawm a, chung zingah chuan:
-
Pin tract natna hrik a awm
-
Osteomyelitis natna a ni
-
Device a chhiat emaw, a loose emaw a nih chuan
-
Malunion emaw nonunion emaw a ni thei
-
Soft tissue irritation emaw penetration emaw a awm thei
-
Nerve emaw vascular emaw hliam
-
Compartment natna (Compartment) natna (Compartment syndrome) a ni
Refractures a awm thin
Clinical lama a pawimawhzia
Trauma management-ah hian pawn lam fixation hian hmun pawimawh tak a chang a:
Damage control orthopedics-ah stabilization rang tak a pe.
Secondary injury leh complication awm theihna a ti tlem.
Damlote hlawhtlinna tha ber siam turin orthopaedic surgeon, nurse, physical therapist, leh occupational therapist te telna multidisciplinary approach a siamsak.
CZMEDITECH thil siam chhuah a ni
Circular pawn lam fixator: 1.1.
A nihna: Metal ring leh wire tha tak tak atanga siam a ni a, limb chu a hual vel a, multi-planar adjustment a phalsak bawk.
Chumi
circular external fixator hi damdawi hmanrua a ni a, ruh ruh (fracture fixation) leh ruh (orthopaedic rehabilitation) atana hman thin a ni. A design feature leh thatna te hi a hnuaia mi te hian a lang chiang hle:
Design features a awm bawk
Ring structure: Circular external fixator hi ring ang maia siam a ni a, a fracture hmun vel chu circle kimchang tak siamin comprehensive support leh fixation a pe thei a ni.
Multiple fixation points: Circular frame-ah hian fixation point tam tak a awm tlangpui a, chu chu ruh pin emaw nail tam tak hmangin ruh nen a inzawm thei a ni. Hei hian fixation force a ti darh a, fixation point pakhata pressure a tihhniam bawk.
Adjustability: Circular external fixator design hian doctor-te chu damlo dinhmun bik, ring lian leh te, fixation point awmna hmun, leh force insem dan te a zirin siamthatna a siam thei a, chu chuan ruh tliak chi hrang hrang leh ruh dinhmun te chu a huam thei a ni.
A rit lo leh a chhe thei lo: Tunlai circular external fixator hi titanium alloy emaw carbon fiber emaw ang chi thil rit lo leh chakna sang tak hmanga siam a ni fo a, damlo chunga phurrit a tihziaawm rualin a nghet thei a ni.
awlsam Install leh remove : Ring design hian installation leh removal process a ti awlsam a, surgery hun leh damlote harsatna a ti tlem a ni.
A thatna te
Stability sang tak: 1.1.
Annular structure hian全方位 support a pe a, a ruh tliakna hmun inthlak danglamna chu tha takin a veng a, ruh chu a dam chhungin a awmna tur dik takah a awm reng theih nan a pui bawk.
Dispersive force: a tidanglam thei: 1.1.
Fixation point tam tak hian fixation force chu a tidarh a, ruh leh soft tissue-a concentrated pressure a tihziaawm a, fixation dik lo avanga harsatna awm theihna a ti tlem bawk.
A hmanna hrang hrang:
Circular external fixator hi fracture chi hrang hrang, a bik takin complex fracture, open fracture, leh hun rei tak chhunga fixation ngai case-ah te a tha hle.
Damna tihhmasawn: 1.1.
Fixation environment nghet tak a siam avangin circular external fixator hian fracture healing a ti chak a, nonunion emaw delayed healing emaw a tihziaawm bawk.
Harsatna tihziaawmna:
Dispersed fixation force avang hian a... circular external fixator hian soft tissue chhiatna a ti tlem a, infection leh pin tract inflammation ang chi complication a ti tlem bawk.
![CZMEDITECH Pawn lam atanga siam thatna hmanrua]()
Postoperative care atan a remchang:
Annular design hian damlote tan operation hnua anmahni enkawl a awlsam zawk a, chu chu dressing tihfai leh thlak ang chi te a ni a, fixation effect a nghawng lo.
Scenario hmantlak tak takte
Circular external fixator hi a hnuaia thil awm danah hian hman tlangpui a ni.
Complex fractures: Ruh segment emaw joint tam tak awmna complex fracture tan a tha.
Open Fractures: Force-dispersing characteristic a neih avangin circumferential external fixator hi open fractures enkawlna atan a tha a, natna kai theihna a ti tlem bawk.
Non-union emaw delayed union: A then phei chuan circular external fixation frame hian ruh tihdamna kawngah a pui thei a, a tul anga stability leh support a pe thei bawk.
Postoperative fixation: Orthopaedic surgery hnua stabilization leh support atan hman a ni a, surgical site stability a awm theih nan hman a ni.
Circular external fixator design concept pawh hi patient-centered a ni a, stability leh comfort lam a ngaihtuah a, orthopaedic treatment-ah pawh hmanraw pawimawh tak a ni.
Tawpna
External fixation hi fracture enkawlnaah lungphum a la ni reng a, clinical scenario hrang hranga versatility leh adaptability a pe a ni. He technique hi multidisciplinary approach nena inzawmkhawm hian clinician te chuan damlote tan outcome tha ber an hmu thei a ni. Technology lama hmasawnna kal zel nen, . external fixation chu a lo thang zel a, tunlai orthopaedic practice-ah pawh a inzawmna a tichiang hle.
