Views: 119 Mutsari: Muhleri wa sayiti Ku kandziyisa nkarhi: 2023-01-02 Masungulo: Ndhawu
Metacarpophalangeal fractures i ku tshoveka loku tolovelekeke eka ku vaviseka ka mavoko, leswi endlaka kwalomu ka 1/4 wa vavabyi hinkwavo va ku vaviseka ka mavoko. Hikwalaho ka xivumbeko xo olova na xo rharhangana xa voko na ntirho wa rona wa fine motor, vulawuri bya ku tshoveka ka mavoko i swa nkoka swinene naswona hi tlhelo ra xithekiniki swi rharhanganile ku tlula vutshunguri bya ku tshoveka kun’wana ko leha ka ti tubular.
Ku tiyisisa ku tshamiseka ka ku tshoveka endzhaku ka ku vekiwa nakambe i xilotlelo xa ku humelela ka vutshunguri bya metacarpophalangeal fracture. In order to restore the function of the hand, the fracture often requires proper fixation, and in the past, external fixation with plaster or internal fixation with Kirschner pins was commonly used, but often due to inaccurate fixation or long fixation time, which is not conducive to early postoperative joint rehabilitation, and has a greater impact on the functional recovery of the metacarpophalangeal joint, bringing some difficulties to the functional rehabilitation of the hand.
Maendlelo ya manguva lawa ya vutshunguri ma tirhisa ku khoma loku tiyeke ka le ndzeni, ku fana ni ku khomiwa ka micro plate screw.
Misinya ya vutshunguri bya metacarpal na phalangeal fractures ya voko i: anatomic repositioning, light na firm fixation, ku famba-famba ka ha ri emahlweni na ku endla vutiolori bya ntirho. Misinya ya vutshunguri bya ku tshoveka ka voko endzeni ka xirho xa le ndzeni na le ndzeni ka khwiri yi fana na leyi ya ku tshoveka kun’wana ka le ndzeni ka khwiri: ku vuyiseriwa ka anatomy ya le henhla ka articular na ntirho wo sungula wa ntirho. Vutshunguri bya metacarpal na phalangeal fractures ya voko byi fanele ku lwela ku fikelela anatomic repositioning handle ko rhendzeleka, lateral angulation, kumbe angular displacement >10° eka dorsal aspect ya palm. Loko makumu ya fracture ya metacarpal ya rhendzeleka kumbe ya rhurhisiwa hi tlhelo eka angle, swita cinca trajectory ya ntolovelo ya flexion na extension movement ya rintiho, leswi endlaka leswaku yi susumeta kumbe ku wa kusuka eka rintiho leri nga ekusuhi hi nkarhi wa flexion, leswi khumbaka ku pakanisa ka ntirho wa rintiho; Loko angular displacement >10° kuya eka dorsum ya palm yita herisa ku khumbana loku rhetaka ka marhambu na tendon, ku engetela ku lwisana na range ya motion ya tendon eka flexion na extension, naku vanga ku vaviseka lokunga heriki eka tendon, leswi hlohletelaka khombo ra ku phatluka ka tendon. Khombo ra ku pandzeka ka tendon.
Ti metacarpal na phalangeal fractures ta fana eka vuswikoti bya tona byo tiyisela rotational deformity, kasi metacarpal yi tiyisela shortening displacement na dorsal angular displacement ku antswa kutlula phalangeal. Ti carpometacarpal na metacarpophalangeal joints tinga tlherisela endzhaku ku onhaka ka angular ka metacarpal, naswona annular little finger yi lulamerile ku antswa na angular deformity ya metacarpal kutlula index middle finger. Kuhunguteka ka matimba ya grip hikokwalaho ka intrinsic hand muscle shortening swivonaka ntsena loko metacarpal yi angled kutlula 30° kuya eka tlhelo ra dorsal.
Endlelo ra vuhandzuri ra ku tshoveka ka metacarpal ri olovile swinene naswona hi ntolovelo ri tirhisa endlelo ra le ndzhaku, tanihilaha swi kombisiweke hakona eka Xifaniso xa 4-14. Metacarpal ya vumbirhi yi tsemiwa hi radial kasi metacarpal ya vuntlhanu yi tsemiwa ulnarly, naswona metacarpals ya vunharhu na ya vumune yi tala ku tsemiwa hi le xikarhi. Loko ti metacarpals timbirhi leti nga ekusuhi ti tirhisiwa hi nkarhi wun’we, ku tirhisiwa ku tsemiwa ka xivumbeko xa S xa S ku tekela enhlokweni tindhawu leti hatimbirhi ta vuhandzuri.
Kuna switirhisiwa swotala swale ndzeni swaku lulamisa swa metacarpophalangeal fractures, kufana na ti Kirschner pins, ti screws, ti plates na ti fishation ta le handle, exikarhi ka swona ti Kirschner pins nati microplates titirhisiwa ngopfu. Eka ku tshoveka ka metacarpal, ku khomiwa ka le ndzeni hi microplate swina swipfuno leswinga erivaleni eka fixation na ti Kirschner pins naswona swinga tsakeriwa; Eka ti proximal phalangeal fractures, microplate hi xitalo ya tsakeriwa, kambe loko kuri na ku nonoka eka ku veka swikwirikiri eka xiphemu xale kule xa proximal phalangeal na head fractures, ku khomiwa ka le ndzeni hi ti crossed kirschner pins ta tsakeriwa, leswi pfunaka swinene eka ku vuyiseriwa loku tirhaka ka rintiho leri khumbekaka; Eka vutshunguri bya ti middle phalangeal fractures, ti pin ta Kirschner tifanele ku tsakeriwa.
Kirschner’s needle internal fixation yi tirhisiwile etliliniki ku tlula 70 wa malembe naswona yi vile xitirhisiwa xa le ndzeni lexi tirhisiwaka ngopfu eka ku tshoveka ka metacarpophalangeal, leswi olovaka ku swi tirhisa, swi nga na ikhonomi na ku tirha, naswona i ndlela ya classic ya le ndzeni ya xiyimo xa le henhla, tanihilaha swi kombisiweke hakona eka Xifaniso xa 4-15. Tanihi leswi ku tirhisiwaka ngopfu ka le ndzeni loku tirhisiwaka ngopfu ku tshungula ku tshoveka ka mavoko, ya ha tirhisiwa ngopfu.
1 Ku olova ku tirha naswona ku cinca-cinca swinene ku tirhisiwa;
2 Ku hluvuriwa ka tinyama to olova lokutsongo, ku khumbeka kutsongo eka ku khuluka ka ngati eka makumu ya ku tshoveka, ku vaviseka loku nga nyawuriki ka vuhandzuri, na ku va lokunene eka ku hola ka ku tshoveka;
3 Ku vuyiseriwa ka tiphini ta vumbirhi hi ku olova;
4 Ntsengo wa le hansi na ku tirhisiwa ko anama, leswi tirhaka eka ku tshoveka ko tala ka mavoko (ku fana na ku tshoveka ka le ndzeni ka misiha, ku tshoveka lokukulu ka ti-comminuted na ku tshoveka ka phalangeal end).
(1) Loko ku pimanyisiwa na plate fixation, ku tiya aku kahle, naswona ku koma na ku rhurha ka ku rhendzeleka aswinga lawuriwi hi pin yin’we, hi ntolovelo kutlula 2 wa ti pin ta laveka eka cross fixation;
(2) a ku na vuyelo bya ku tshikileriwa eka makumu ya ku tshoveka;
(3) vuandlalo bya nhlangano byi onhiwa hi ku vekiwa ka cross-joint fixation;
(4) Ku khomiwa ka nhlangano na ku pfaleka ka tendon swi sivela nhlonge ya voko ku endla vutiolori ka ha ri na nkarhi naswona swi khumba ku vuyiseriwa ka ntirho.
Hiku hatlisa ku hluvukisiwa ka tindlela ta manguva lawa to khoma swilo swale ndzeni na switirhisiwa, ku lulamisiwa ka le ndzeni hi ti pins ta Kirschner swive swi antswisiwa swinene, naswona swotala swa swona swinga lulamisiwa handle ko tsemakanya nhlonge, na ku onhaka kutsongo eka ti tissue to olova na ti tendons ku rhendzela nhlonge, naswona handle ko khumba ndzetelo wa ntirho wa nhlangano wa le ku sunguleni wa le ndzhaku ka vuhandzuri. Hiku pfuniwa hi C-arm X-ray machine, timhangu tin’wana tinga tlhela ti fikelela mbuyelo lowu enerisaka hiku hunguteka loku pfalekeke ka fixation yale ndzeni hi ti clinique pins, ku ya emahlweni swihunguta ku onhaka ka ti soft tissues ta ndzhawu na ku khumbeka eka mphakelo wa ngati eka makumu ya fracture, xisweswo swi hlohletela ku hola ka ku tshoveka.
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2 Hi xikongomelo xo vuyisela layini ya matimba, ku tshoveka ka le ndzeni ka khwiri ku fanele ku vekiwa nakambe hi ndlela ya anatomically naswona ku vekiwa hi matimba;
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4 Kristen Pins a ti kongomisiwi hi ku tirhisa tendon kumbe dorsal tendon membrane ya rintiho ku tumbuluxa ku titoloveta ka ntirho ka ha ri emahlweni hilaha swi kotekaka hakona;
5 Ku fanele ku va na pulani yo tika ya le mahlweni ka vuhandzuri naswona ku nga phindhiwi vuhandzuri hi ku tirhisa vuhandzuri, handle ka sweswo xibokisana xa ku tshoveka xi nga ha pfotlosiwa ngopfu kumbe hambi ku ri ku nga cinci;
5 Hi ntolovelo pini ya Kirschner yifanele ku vekiwa eka nhlonge kuva yi hunguta nkarhi wa ku tluleriwa naswona aswi nonosi ku yi susa.
Ku khomiwa ka matimba ka le ndzeni ka ku tshoveka ka mavoko i xisekelo xa ku titoloveta ka ntirho ka ha ri emahlweni naswona swa laveka ku vuyisela ntirho wa kahle wa mavoko.Thekiniki ya AO ya le ndzeni yo khoma swi lava ku vekiwa nakambe loku kongomeke ka anatomical ka makumu ya ku tshoveka na ku tshamiseka ka makumu ya ku tshoveka eka xiyimo xa ntirho, leswi hi ntolovelo swi vuriwaka ku vekiwa ka vuhandzuri hi matimba, leswaku swi ta kota ku fikelela ku khuluka ka ngati lokutsongo. AO yi tlhela yi kandziyisa maendlelo ya vuhandzuri lama nga ngheneriki ngopfu lama kongomisaka eka ku hlayisa ku khuluka ka ngati. Microplate internal fixation ya hand fracture yinyika mbuyelo lowu enerisaka hiku ya hi matimba, kutshamiseka ka makumu ya fracture xikan’we na ntshikelelo exikarhi ka makumu. Hi mayelana na ku hola ka ntirho endzhaku ka vuhandzuri, nkarhi wo horisa ku tshoveka na mpimo wa ku tluleriwa loko swi pimanisiwa, ku tirha kahle ka ti plates ta micro titanium swi tekiwa swi antswa swinene ku tlula swa ti pin ta kerf, naswona hikuva nkarhi wo horisa wa ku tshoveka endzhaku ka micro titanium plate fixation wu komile swinene ku tlula wa tindlela tin’wana ta fixation, xisweswo wu olovisa ku vuya ka le ku sunguleni eka vutomi bya ntolovelo bya muvabyi.
(1) Loko ku pimanisiwa na tiphini ta kerf, swikwirikiri swa microplate swi na histocompatibility yo antswa na nhlamulo ya tissue;
(2) ku tiya ka fambiselo ra ku khoma swipikiri swa pulati ni ntshikelelo eka makumu ya ku tshoveka swi endla leswaku ku tshoveka ku va ekusuhi ni ku vekiwa nakambe ka anatomical, ku vekiwa loku sirhelelekeke swinene, leswi pfunaka ku horisa ku tshoveka;
(3) Ku titoloveta ka ntirho ka ha ri emahlweni hi ntolovelo ku pfumeleriwa endzhaku ka ku vekiwa ka microplate, leswi pfunaka ku vuyisa ntirho wa voko.
Microscrews ya spiral kumbe long oblique fracture fixation yina ku tiya loku fanaka na ti steel plates, kambe soft tissue na periosteal stripping area i swintsongo kutlula swa steel plate fixation, leswi pfunaka eka nsirhelelo wa ku khuluka ka ngati naswona swi fambisana na concept ya ku tirha hi ndlela leyintsongo. Hambi leswi ku nga na swisirhelelo swa muxaka wa T- na L swa ku tshoveka ka mahlangano ya le kusuhi, riendzo ro vuyela endzhaku ka vuhandzuri a ri kahle ku tlula ra ku tshoveka ka diaphyseal, naswona ti microscrews ti na swin’wana leswinene eka intra- na periarticular fracture fixation. Swikwirikiri leswi rhungiweke eka xirho xa marhambu swi nga tiyisela ndzhwalo lowukulu wa ntshikilelo, hikwalaho ku khomiwa ka swilo swi tiyile naswona swi nga veka ntshikelelo exikarhi ka makumu ya ku tshoveka ku tisa swiphemu swa ku tshoveka eka ku hlangana swinene, leswi hungutaka nkarhi wo horisa na ku olovisa ku horisa ku tshoveka, tanihilaha swi kombisiweke hakona eka Xifaniso xa 4-18. Microscrews yitirhisiwa ngopfu eka oblique kumbe spiral fractures ya diaphysis na intra-articular avulsion fractures ya marhambu lawakulu. I swa nkoka ku xiya leswaku ku leha ka thyaka ra ku tshoveka ku fanele ku va kwalomu ka kambirhi diameter ya diaphysis loko ku lulamisiwa oblique kumbe spiral fractures ya nsinya wa voko hi ku tirhisa ti microscrews ti ri toxe, na kwalomu ka kanharhu ku anama ka diameter ya thread loko ku lulamisiwa ti intra-articular avulsion fracture blocks.
Ti comminuted metacarpophalangeal fractures minkarhi yin’wana swa tika ku ti tlherisela hi ndlela ya anatomically hambi kuri na ku tsemiwa ka vuhandzuri kumbe akunga lulamisiwi hi matimba endzeni hikuva xirhendzevutani xa marhambu xa herisiwa. Xirhendzevutani xa le handle xa fixation xi pfumelela ku tshoveka ka commined ku vuyisa no hlayisa ku leha ka xona ehansi ka mbuyelo wa ku koka, ku tlanga xiphemu lexi nga cinciki ngopfu, tanihilaha swi kombisiweke hakona eka Xifaniso xa 4-19. The placement of the external fixation brace differs for different metacarpals: the 1st and 2nd metacarpals are placed on the dorsal radial side, the 4th and 5th metacarpals are placed on the dorsal ulnar side, and the 3rd metacarpal is placed on the dorsal radial or dorsal ulnar side according to the situation, paying attention to the entry point to prevent injury to the Tendon. Ti fractures leti pfalekeke tinga pfariwa naku vekiwa nakambe ehansi ka X-ray, naswona ku tsemiwa lokuntsongo kunga endliwa kuva ku pfuneta eka ku tlhela ku vekiwa loko ku vekiwa nakambe kungari kahle.
(1) swa olova ku tirha naswona swi nga lulamisa ku rhurha ko hambana-hambana ka makumu ya ku tshoveka;
(2) yi nga ha tlhela yi veka no lulamisa ku tshoveka ka le ndzeni ka khwiri ka ti-metacarpal phalanges handle ko onha xivumbeko xa articular, naswona yi nga kavanyeta articular surface ku sivela ku hlangana ka capsule ya nhlonge na ti lateral collateral ligaments;
(3) yi nga hlanganisiwa na ku vekiwa ka le ndzeni loku nga nyawuriki eka ku tshoveka loku nga na minete loku nga ta ka ku nga tlheriseriwi endzhaku hi ndlela ya anatomi, naswona xisirhelelo xa le handle xo khoma xi nga ha tlhela xi veka na ku hlayisa layini ya matimba;
(4) Yi pfumelela ku endla vutiolori byo sungula bya ntirho wa rintiho leri khumbekaka eka nhlonge leyi nga exiyin’weni lexi nga cinciki leswaku ku papalatiwa nhlangano .
(5) Swi nga lulamisa kahle ku tshoveka ka voko handle ko khumba vutshunguri bya le ndzhaku ka vuhandzuri bya xilondza xa voko leri khumbekaka.
Swa CzMediTech , hi na layini ya swikumiwa leyi heleleke swinene ya switirhisiwa swa vuhandzuri bya marhambu na switirhisiwa leswi fambelanaka na swona, switirhisiwa ku katsa na . Swilo leswi nghenisiwaka hi nkolo ., Swipikiri swa le ndzeni ka khwiri ., Xiphepherhele xa khombo ., Xiphepherhele xo pfala ., Cranial-maxillofacial ., Prosthesis ., Switirhisiwa swa Matimba ., Vahlayisi va le handle ., Arthroscopy ., Nkhathalelo wa Swiharhi na tisethi ta vona ta switirhisiwa swo seketela.
Ku engetela kwalaho, hi tiyimiserile ku ya emahlweni hi tumbuluxa swikumiwa leswintshwa na ku ndlandlamuxa milayeni ya swikumiwa, leswaku hi ta fikelela swilaveko swa vuhandzuri bya madokodela yo tala na vavabyi, na ku tlhela hi endla leswaku khamphani ya hina yi phikizana swinene eka indasitiri hinkwayo ya misava hinkwayo ya marhambu ya marhambu na switirhisiwa.
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