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Kodi mukudziwa momwe mungakonzere fracture ya metacarpal?

Mawonedwe: 119     Wolemba: Site Editor Nthawi Yosindikiza: 2023-01-02 Poyambira: Tsamba

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Metacarpophalangeal fractures ndi kuthyoka kofala kwa kuvulala kwamanja, kuwerengera pafupifupi 1/4 ya odwala onse ovulala pamanja. chifukwa cha kusalimba ndi kuvutikira kwa dzanja ndi ntchito yake yabwino yamagalimoto, kasamalidwe ka fractures yamanja ndi yofunika kwambiri komanso mwaukadaulo wovuta kwambiri kuposa kuchiza matenda ena aatali a tubular.

Kuonetsetsa kukhazikika kwa fracture pambuyo poyimitsanso ndiye chinsinsi cha kupambana kwa chithandizo cha metacarpophalangeal fracture. Kuti abwezeretse ntchito ya dzanja, wothyoka nthawi zambiri kumafuna kukonza koyenera, ndipo m'mbuyomu, kukonza kunja ndi pulasitala kapena kukonza mkati ndi zikhomo za Kirschner ankakonda kugwiritsidwa ntchito, koma nthawi zambiri chifukwa cha kukonza zolakwika kapena nthawi yaitali, zomwe sizingagwirizane ndi kukonzanso kwapambuyo kwapambuyo pa opaleshoni, ndipo kumakhudza kwambiri kubwezeretsa ntchito kwa metacarpo, kubweretsa zovuta zakugwira ntchito kwa metacarpo.

Njira zamakono zochizira zimagwiritsa ntchito kwambiri kukhazikika kwamkati, monga kukhazikika kwa mbale yaying'ono.


Mfundo za Chithandizo


Mfundo zochizira metacarpal ndi phalangeal fractures za dzanja ndi: kuyikanso kwa anatomic, kukonza kosavuta komanso kolimba, kuyenda koyambirira komanso kuchita masewera olimbitsa thupi. Mfundo za chithandizo cha intra-articular ndi periarticular fractures za dzanja ndizofanana ndi zina zapakati-articular fractures: kubwezeretsedwa kwa anatomy ya articular pamwamba ndi ntchito yoyambirira yogwira ntchito. Kuchiza kwa metacarpal ndi phalangeal fractures ya dzanja kuyenera kuyesetsa kukwaniritsa mawonekedwe a anatomic popanda kuzungulira, kugwedezeka kwapang'onopang'ono, kapena kusamuka kwa angular> 10 ° kumbali ya dorsal ya kanjedza. Ngati mapeto a fracture a metacarpal akuzunguliridwa kapena kusamutsidwa pambali pambali pa ngodya, idzasintha njira yachibadwa ya kugwedezeka ndi kusuntha kwa chala, kuchititsa kukankhira kapena kugwa kuchokera ku chala chapafupi panthawi yokhotakhota, zomwe zimakhudza kulondola kwa ntchito ya chala; pamene kusamuka kwa angular> 10 ° ku dorsum ya palmu kudzawononga kugwirizanitsa kosalala kwa fupa ndi tendon, kuonjezera kukana ndi kusuntha kwa tendon mu kupindika ndi kutambasula, ndikuyambitsa kuvulala kosatha kwa tendon, kuchititsa ngozi ya tendon kupasuka. chiopsezo cha kusweka kwa tendon.


Metacarpal ndi phalangeal fractures ndizofanana pakutha kwawo kulekerera kupunduka kozungulira, pomwe metacarpal imalekerera kufupikitsa kusamuka komanso kusamuka kwapang'onopang'ono kuposa phalangeal. Malumikizidwe a carpometacarpal ndi metacarpophalangeal amatha kubweza kupunduka kwa angular kwa metacarpal, ndipo chala chaching'ono cha annular chimasinthidwa bwino ndi kupunduka kwa angular kwa metacarpal kuposa chala chapakati. Kuchepetsa mphamvu yogwira chifukwa chakufupikitsa kwa minofu ya m'manja kumawonekera pokhapokha metacarpal imapindika kuposa 30 ° kumbali yakumbuyo.


Njira Yopangira Opaleshoni


Njira yopangira opaleshoni ya fractures ya metacarpal ndiyosavuta ndipo nthawi zambiri imagwiritsa ntchito njira yapakhosi, monga momwe tawonetsera pa Chithunzi 4-14. Metacarpal yachiwiri imadulidwa mozungulira pomwe yachisanu ya metacarpal imapangidwa modumphira, ndipo metacarpal yachitatu ndi yachinayi nthawi zambiri imadulidwa pakati. Ngati ma metacarpals awiri oyandikana akuchitidwa pa nthawi imodzi, kudulidwa kwapakati kwa S kumagwiritsidwa ntchito poganizira malo onse opangira opaleshoni.

Opaleshoni ya Palm


Kusankha njira yokhazikika


Pali zida zambiri zokonzera mkati mwazowonongeka za metacarpophalangeal, monga mapini a Kirschner, zomangira, mbale ndi mafelemu okhazikika akunja, omwe mapini a Kirschner ndi ma microplates amagwiritsidwa ntchito kwambiri. Kwa ma fractures a metacarpal, kukonza mkati ndi microplate kuli ndi ubwino wodziwikiratu pakukonzekera ndi zikhomo za Kirschner ndipo zingakhale zokondedwa; kwa proximal phalangeal fractures, microplate nthawi zambiri imakonda, koma kukakhala kovuta kuyika zomangira mu gawo lakutali la proximal phalangeal ndi fractures zamutu, kukonza mkati ndi zikhomo za Kirschner zowoloka ndizomwe zimakonda, zomwe zimathandiza kwambiri kuti chala chokhudzidwa chizigwiranso ntchito; pochiza ma fractures apakati a phalangeal, zikhomo za Kirschner ziyenera kukondedwa.


1, singano ya Kirschner: 


Kukonzekera kwa mkati kwa singano ya Kirschner kwakhala kukugwiritsidwa ntchito kuchipatala kwa zaka zoposa 70 ndipo wakhala akugwiritsidwa ntchito kwambiri mkati mwazitsulo zowonongeka za metacarpophalangeal, zomwe zimakhala zosavuta kugwiritsa ntchito, zotsika mtengo komanso zothandiza, ndipo ndi njira yabwino kwambiri yothetsera mkati, monga momwe tawonetsera pa Chithunzi 4-15. monga momwe amagwiritsidwira ntchito kwambiri mkati kuti athetse fractures zamanja, amagwiritsidwabe ntchito kwambiri. 


Ubwino wa kukonza kwamkati ndi zikhomo za Kirschner:


① yosavuta kugwiritsa ntchito komanso yosavuta kugwiritsa ntchito; 

② kuvula minofu yofewa pang'ono, kuchepa kwa magazi kumapeto kwa fracture, kupweteka kwapang'onopang'ono, komanso kuchiritsa machiritso; 

③ zosavuta kubweza pini yachiwiri; 

④ mtengo wotsika komanso kugwiritsa ntchito kwakukulu, komwe kumagwiritsidwa ntchito pakuthyoka kwa manja ambiri (monga fractures ya intra-articular, fractures yayikulu komanso kutha kwa phalangeal fractures). 


Kuipa kwa kukonza mkati: 


(1) poyerekeza ndi mbale fixation, bata ndi osauka, ndi kufupikitsa ndi kasinthasintha kusamuka sangathe kulamulidwa ndi pini limodzi, kawirikawiri kuposa 2 pini zofunika kuwoloka mtanda; 

(2) palibe psinjika zotsatira pa fracture mapeto; 

(3) olowa pamwamba kuonongeka ndi mtanda olowa fixation; 

(4) kukhazikitsidwa kwa mgwirizano ndi kutsekeka kwa tendon kumalepheretsa mgwirizano wa dzanja kuti uyambe kuchita masewera olimbitsa thupi komanso kumakhudza kuchira.


Ndi chitukuko chofulumira cha njira zamakono zopangira mkati ndi zipangizo, kukonza mkati ndi zikhomo za Kirschner zakhala zoyeretsedwa kwambiri, ndipo ambiri a iwo akhoza kukhazikitsidwa popanda kuwoloka mgwirizano, ndi kuwonongeka pang'ono kwa minofu yofewa ndi tendon kuzungulira mgwirizano, ndipo popanda kukhudza maphunziro oyambirira a postoperative olowa. Mothandizidwa ndi makina a C-arm X-ray, zochitika zina zingathenso kupeza zotsatira zokhutiritsa mwa kuchepetsa kutsekedwa kwa kukhazikika kwa mkati ndi zikhomo za Clinique, kuchepetsanso kuwonongeka kwa minofu yofewa ya m'deralo ndi zotsatira za magazi mpaka kumapeto kwa fracture, motero kulimbikitsa machiritso a fracture. 


Njira zopewera kukonza kwamkati ndi zikhomo za Kristen: 


① Konzani midadada yokulirapo ya mafupa okhala ndi zikhomo za Kristen za 1.0 ~ 1.2 mm m'mimba mwake, ndikuzindikira malo olowera ndi komwe mungalowe molingana ndi momwe mzere wosweka; 

② Ndi cholinga chobwezeretsanso mzere wa mphamvu, ma fractures a intra-articular ayenera kusinthidwa mwachibadwa ndikukhazikika mwamphamvu; 

③ Sikuti zitsulo zonse za mafupa ziyenera kukhazikitsidwa ndi zikhomo za Kristen, ndipo pansi pa chidziwitso cha kukhazikika kwa mapeto a fracture, Kristen pins ayenera kugwiritsidwa ntchito pang'ono momwe angathere; 

④ Mapiritsi a Kristen samakhazikika kudzera mu tendon kapena dorsal tendon nembanemba ya chala kuti apange masewera olimbitsa thupi oyambilira momwe angathere; 

⑤ payenera kukhala ndondomeko yokhazikika ya preoperative ndipo musabwereze ntchitoyo movutikira, apo ayi chotchingacho chikhoza kuphwanyidwa kwambiri kapena chosasinthika; 

⑥ nthawi zambiri pini ya Kirschner iyenera kuyikidwa pakhungu kuti ichepetse mwayi wotenga matenda ndipo sikovuta kuichotsa.

Clinique singano


2, Metacarpal yaying'ono mbale: 


Kukonzekera kwamphamvu kwamkati kwa fractures ya manja ndiko maziko a masewera olimbitsa thupi oyambirira ndipo ndikofunikira kubwezeretsa ntchito yabwino ya manja.AO njira yokonzekera mkati imafuna kukonzanso bwino kwa anatomical kwa mapeto a fracture ndi kukhazikika kwa mapeto a fracture mu chikhalidwe chogwira ntchito, chomwe nthawi zambiri chimatchedwa kukhazikika kwamphamvu, kuti alole kusuntha koyambirira. AO imagogomezeranso njira zopangira maopaleshoni ochepa omwe amayang'ana kwambiri kuteteza kutuluka kwa magazi. Kukonzekera kwamkati kwa Microplate kwa kupasuka kwa dzanja kumapereka zotsatira zokhutiritsa ponena za mphamvu, kukhazikika kwa mapeto a fracture ndi kupanikizika pakati pa mapeto. Pankhani ya kuchira kwapang'onopang'ono, nthawi ya machiritso a fracture ndi kuchuluka kwa matenda poyerekeza, mphamvu ya mbale yaying'ono ya titaniyamu imawonedwa ngati yabwino kwambiri kuposa ya zikhomo za kerf, komanso chifukwa nthawi yochiritsa yosweka pambuyo pa kukhazikika kwa mbale yaying'ono ya titaniyamu ndi yayifupi kwambiri kuposa ya njira zina zokonzera, motero kumathandizira kubwerera koyambirira ku moyo wabwinobwino wa wodwalayo.


Ubwino wa microplate internal fixation treatment: 


(1) poyerekeza ndi zikhomo za kerf, zomangira za microplate zimakhala ndi mbiri yabwino komanso kuyankha kwa minofu; 

(2) kukhazikika kwa dongosolo la misomali ya mbale ndi kupanikizika kwa mapeto a fracture kumapangitsa kuti fracture ikhale pafupi ndi kukhazikitsidwa kwa anatomical, kukhazikika kotetezeka, komwe kumapangitsa kuti machiritso awonongeke; 

(3) Kuchita masewera olimbitsa thupi koyambirira nthawi zambiri kumaloledwa pambuyo pa kukonza kwa microplate, komwe kumathandizira kuyambiranso ntchito yamanja. 

Metacarpal micro mbale


3. Zing'onozing'ono.


Ma Microscrews a spiral or oblique fracture fixation amakhala ndi kukhazikika kofanana ndi mbale zachitsulo, koma minofu yofewa ndi malo ochotsera periosteal ndi yaying'ono kuposa yazitsulo zachitsulo, zomwe zimathandiza kuti chitetezo cha magazi chitetezeke komanso mogwirizana ndi lingaliro la ntchito yochepetsetsa pang'ono. Ngakhale pali T- ndi L-mtundu wa splints kwa proximal fractures olowa, ulendo wobwereza pambuyo opaleshoni ndi osauka kuposa diaphyseal fractures, ndipo microscrews ali ndi ubwino pa intra- ndi periarticular fracture fixation. Zitsulo zoponyedwa mu fupa la fupa zimatha kupirira kupsinjika kwakukulu, kotero kukhazikika kumakhala kolimba ndipo kungathe kukakamiza pakati pa mapeto a fracture kuti abweretse malo ophwanyika kuti agwirizane kwambiri, zomwe zimafupikitsa nthawi ya machiritso ndikuthandizira machiritso a fracture, monga momwe tawonetsera pa Chithunzi 4-18. ma microscrew amagwiritsidwa ntchito makamaka pakuphwanya kwa oblique kapena kozungulira kwa diaphysis ndi ma intra-articular avulsion fractures a mafupa akulu akulu. Nkofunika kuzindikira kuti kutalika kwa ulusi wothyoka ayenera kukhala osachepera kawiri awiri awiri a diaphysis pamene kukonza oblique kapena fractures ozungulira dzanja tsinde ntchito microscrew yekha, ndipo osachepera katatu m'lifupi mwake ulusi awiri pamene kukonza intra-articular avulsion fracture midadada.

Tizilombo tating'ono


4. Kachingwe kakang'ono kamene kamakonza kunja.


Kuphwanyidwa kwa metacarpophalangeal fractures nthawi zina kumakhala kovuta kukonzanso anatomically ngakhale atadulidwa opaleshoni kapena sangathe kukhazikitsidwa mwamphamvu mkati chifukwa scaffold fupa lawonongeka. Chingwe chokhazikika chakunja chimalola kuti kupasuka kwapang'onopang'ono kubwezeretsedwe ndikusunga kutalika kwake pansi pa zotsatira za kukoka, kusewera ndi gawo lokhazikika, monga momwe tawonetsera pa Chithunzi 4-19. Kuyika kwa chingwe chokhazikika chakunja kumasiyana ndi ma metacarpals osiyanasiyana: 1st ndi 2nd metacarpals amayikidwa kumbali ya dorsal radial, 4th ndi 5th metacarpals amaikidwa pambali ya dorsal ulnar, ndipo 3rd metacarpal imayikidwa pamphepete mwa dorsal radial kapena dorsal molingana ndi kuvulala kwa ulna. tendon. Ziphuphu zotsekedwa zimatha kutsekedwa ndikuyikidwanso pansi pa X-ray, ndipo zing'onozing'ono zingapangidwe kuti zithandizire kukonzanso ngati kukonzanso sikuli bwino.

Bulaketi yokonzera kunja


Ubwino wa brace wokhazikika wakunja.


(1) ndi yosavuta kugwiritsa ntchito ndipo akhoza kusintha displacements zosiyanasiyana fracture mapeto;

(2) imatha kukonzanso bwino ndikukonza ma fractures a metacarpal phalanges popanda kuwononga malo ozungulira, ndipo imatha kusokoneza malo ozungulira kuti apewe kutsekeka kwa kapisozi olowa ndi minyewa yam'mbali; 

(3) ikhoza kuphatikizidwa ndi kukhazikika kochepa kwamkati kwa fractures zomwe sizingakhazikitsidwenso mwachilengedwe, ndipo cholumikizira chakunja chakunja chimatha kukonzanso pang'ono ndikusunga mzere wamphamvu; 

(4) imalola kuchita masewera olimbitsa thupi koyambirira kwa chala chomwe chakhudzidwa mumgwirizano wosakhazikika kuti mupewe kulumikizana 

(5) Ikhoza kukonza bwino kupasuka kwa dzanja popanda kukhudza chithandizo cha postoperative cha bala la dzanja lomwe lakhudzidwa.


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