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Njira zamakono ndi njira zotsekera singano zotsekera za distal radius fractures

Mawonedwe: 0     Wolemba: Site Editor Nthawi Yosindikiza: 2025-02-28 Origin: Tsamba

Kuphulika kwa distal radius ndiko kuphulika kofala pambuyo pa kutsetsereka pa chipale chofewa m'nyengo yozizira, ndipo kuchepetsa kutsekedwa ndi kukonza waya wa Kirschner ndi njira zochiritsira zofala kwambiri.




Nkhaniyi ikunena za K-Wiring Principles and Techniques kuti ayambitse njira zopangira opaleshoni zotsekera.

Njira yopangira mawaya atatu ndi njira yachikale yokonzekera mawaya atatu

Mmodzi kudzera mu lister tubercle.


Chimodzi mwa njira ya radial styloid.


Mmodzi kudzera pa lunate fossa bone block.


Ngati: fractures yowonjezereka kwambiri ndi kufooka kwa mafupa kumachitika, mawaya owonjezera a Kirschner angagwiritsidwe ntchito.




1. Njira ya opaleshoni

Choyamba, kuchepetsa kutsekedwa kwa fracture kumachitidwa, ndikugwedeza pang'onopang'ono komanso mosalekeza, ndipo kusuntha kwa dorsal ndi radial kumakonzedwa ndi palmar flexion ndi ulnar kupatuka. Pambuyo pochepetsa, dzanja limayikidwa pa pepala lopindika, kusunga kusinthasintha kwa palmar ndi kupatuka kwa ulnar (Chithunzi 2a, b), ndikukhazikika ndi mawaya osachepera atatu a Kirschner.


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Waya woyamba wa K amayikidwa pa chubu la Lister, lopindika pa 45°, ndipo lolunjika pa palmar cortex ya kachidutswa kakang'ono ka fupa pa utali wautali wa radius. Ngati malo oyikapo ali kumbali ya ulnar ya Lister's tubercle, tendon extensor pollicis ikhoza kuvulala.


K-waya yachiwiri imayikidwa 0.5 cm kutali ndi njira ya radial styloid, K-waya ili pa ngodya ya 60 ° kumtunda wa radial, ndipo imalowa mu ulnar cortex pafupi ndi kupasuka.


Waya wachitatu wa K wakhazikika pagawo la fupa la lunate fossa 0.5 cm kutali ndi mzere wolumikizana pa dzanja, womwe uli pakati pa chipinda chachinayi ndi chachisanu. Waya wa K wakhazikika ku mbali ya palmar ya radius pa ngodya ya 45 °, monga momwe zikuwonetsera mu Zithunzi a ndi b pansipa.


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Classic percutaneous Kirschner wire fixation ya distal radius fractures ikuwonetsedwa mu Zithunzi ae pansipa.


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Kusuntha kwa chala pambuyo pa percutaneous Kirschner waya fixation ikuwonetsedwa mu Zithunzi zotsatsa pansipa.


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2. Njira zodzitetezera ndi njira za opaleshoni

1.Ngati K-waya imalowa m'kati mwa medullary popanda kulowa m'kati mwa contralateral cortex, ikhoza kuyambitsidwa ndi kupindika kwambiri pamene K-waya imalowa. Pamenepa, anthu amakonda kukweza manja awo kuti achepetse kupendekera. Koma zoona zake n’zakuti zimenezi n’zoona. Waya wa K adzapindika ndikupindika mozungulira, zomwe zimapangitsa kuti kulephera kwa K-waya kulephera. M'malo mwake, iyenera kukhala yotukuka pang'onopang'ono m'mwamba molingana ndi mawonekedwe a waya wa K, monga momwe tawonetsera pachithunzichi.


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Ndi K-waya wolozera m'mwamba, malo olowera amapangidwa mu distal cortex popanda kukakamizidwa kwa axial, ndipo amatha kulowa mu distal cortex. Mwinanso, malo oyikapo ayenera kusinthidwa ndikuyamba kuyambira pachiyambi (Zithunzi ae pansipa).


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2.Mu njira ya Kapandji, ma K-waya awiri kapena atatu amalowetsedwa kumalo ophwanyika kuti achepetse ndi kukonza zidutswa za distal fracture pamalo omwe akufuna. Akachepetsedwa, ma K-waya amapititsidwa patsogolo mu zidutswa za proximal (Ziwerengero af pansipa).


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3.Ngati mawaya a Kirschner olowera ndi kutuluka ali pafupi kwambiri ndi fracture, kulephera kwa kukonza kungatheke. Mawaya awiri a dorsal Kirschner sayenera kudutsa palmar cortex pamlingo womwewo, ndipo malo otulukira palmar ayenera kukhala 2 cm kutali ndi malo ophwanyika. Onani Zithunzi ac pansipa.


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4. Pamene dorsal cortex ikuyendetsedwa kwambiri, yesetsani kuti musalowe malo ophwanyika a distal bone fragment, chifukwa izi zingayambitse kulephera kukonza. Zithunzi ae pansipa.


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5. Kwa osteoporosis aakulu, ndi bwino kugwiritsa ntchito mawaya anayi kapena asanu a Kirschner kuti akonze fracture. Nthawi zina, pofuna kusunga utali wa radius, waya wodutsa wa Kirschner amagwiritsidwa ntchito kukonza ma distal radius bone block ku distal ulna.


6. M'magawo aatali a fractures a mapeto a epiphyseal, chingwe chachikulu cha Kirschner chokhazikika chingagwiritsidwe ntchito kukonza. Komabe, waya wa Kirschner ukhoza kutsetsereka m'kati mwa medula ndipo ndizovuta kukonza (Ziwerengero zotsatsa pansipa).


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7. Chidutswa cha fupa cha intra-articular chimatsegulidwa ndikukhazikika ndi waya wodutsa wa Kirschner pansi pa chichereŵedwe choyamba, ndiyeno amaikidwa ndi mawaya atatu a percutaneous Kirschner mwa njira yokhazikika (Ziwerengero zotsatsa pansipa).


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8. Kuthyoka kwakukulu kwakutali kwakutali komwe kumatsagana ndi kufupikitsa ndi kugwa kumafuna waya wowonjezera wa Kirschner kuti adutse ulna kuti asunge kutalika kwa radius. Waya wa Kirschner amaloza bwino kuchokera kumbali ya kanjedza ya ndondomeko ya styloid kupita kumbali ya dorsal ya ulna, monga momwe tawonetsera mu Zithunzi a ndi b pansipa.


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9. Radial styloid fracture ndi dorsal displacement. Pambuyo pochepetsa, konzani ndi mawaya awiri a styloid Kirschner: imodzi kumbali yakumbuyo ndi ina kumbali ya palmar mpaka kumapeto kwa styloid. (Zithunzi a ndi b pansipa)


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10. Kusweka kwa magawo anayi a utali wotalikirana, ndi kusuntha kwa dorsal ndi kupatukana kwa mwezi wa fossa kuchokera kumbali ya palmar. Waya wa Kirschner ukhoza kukhazikitsidwa kuchokera ku dorsal cortex mozungulira kuchokera ku proximal kupita ku distal metacarpal bone fragment. (Ziwerengero a ndi b pansipa).


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11. Mukamagwiritsa ntchito mawaya a dorsal ndi palmar Kirschner pochiza fractures ya distal radius, ngati chidutswa cha palmar cha lunate fossa sichinachepetsedwe panthawi ya opaleshoni, mungagwiritse ntchito njira ya palmar, gwiritsani ntchito mitsempha ya mitsempha kuti mulekanitse fupa, ndiyeno muyike waya wa Kirschner kuchokera ku palcortex pamphepete mwa fragmentdor. (Ziwerengero pansipa)


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13. Gwiritsani ntchito zowonongeka zakunja kuti muzitha kusweka kwa fractures ya distal radius. Zokonzera zakunja ndizoyenera kusweka kowopsa kwa utali wakutali komwe kumatsagana ndi kutupa kwakukulu, fractures zotseguka, kapena zikhalidwe zapakhungu zomwe sizilola kukhazikika kwamkati (monga kukonza mbale) (Ziwerengero zotsatsa pansipa).


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3. Pewani zovuta

1.Kuteteza kukhazikika kosakhazikika, tcherani khutu ku ntchito zotsatirazi

Samalani ndi kukonza kwa bicortical.


Pewani kuyika nsonga yotulutsira singano pafupi ndi thyoka.


Pewani mawaya onse a Kirschner omwe amalumikizana kumapeto kuti muwunikire mphamvu.


Samalani kupewa kuzungulira kotayirira popinda waya wa Kirschner.


Pankhani ya osteoporosis, kuwonjezera waya wa Kirschner ndikofunikira.


2. Njira zopewera matenda a singano

Choyamba dulani khungu, kupatutsa minofu yofewa ku fupa ndi chotchinga cha mitsempha, ndiyeno gwiritsani ntchito waya wa Kirschner.


Yembekezani pang'onopang'ono kuti muteteze kutentha kwa necrosis.


Pewani kuchita zinthu mobwerezabwereza nthawi zambiri.


Kuchepetsa kuthamanga kwa waya wa Kirschner pakhungu.

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