Koj puas paub yuav kho tus mob metacarpal puas?

Metacarpophalangeal fractures yog ib qho kev puas tsuaj ntawm tes, suav txog kwv yees li 1/4 ntawm tag nrho cov neeg mob tes. vim qhov muag heev thiab complex qauv ntawm tes thiab nws cov zoo lub cev muaj zog muaj nuj nqi, kev tswj ntawm tes fractures yog deb npaum li cas tseem ceeb thiab technically complex tshaj li kev kho mob ntawm lwm ntev tubular fractures.

Kev ruaj ntseg ntawm cov pob txha tom qab repositioning yog tus yuam sij rau txoj kev vam meej ntawm kev kho mob metacarpophalangeal pob txha. Txhawm rau rov ua haujlwm ntawm tes, qhov tawg feem ntau yuav tsum tau kho kom raug, thiab yav dhau los, kev kho sab nraud nrog plaster lossis sab hauv kho nrog Kirschner pins feem ntau yog siv, tab sis feem ntau vim qhov tsis raug kho lossis lub sijhawm kho ntev, uas tsis zoo rau kev kho mob thaum ntxov, thiab muaj kev cuam tshuam ntau dua rau kev ua haujlwm rov qab los ntawm kev sib koom ua ke ntawm metacarpo. tes.

Cov kev kho mob niaj hnub no nce siv kev txhim kho sab hauv, xws li micro phaj ntsia hlau fixation.

Txoj Cai Kho Mob

Cov hauv paus ntsiab lus ntawm kev kho mob metacarpal thiab phalangeal pob txha ntawm tes yog: anatomic repositioning, lub teeb thiab ruaj khov kho, kev txav mus los thaum ntxov thiab kev ua haujlwm ua haujlwm. Lub hauv paus ntsiab lus ntawm kev kho mob rau intra-articular thiab periarticular fractures ntawm tes yog tib yam li cov rau lwm yam intra-articular fractures: kev kho dua tshiab ntawm lub cev nqaij daim tawv ntawm articular nto thiab kev ua haujlwm thaum ntxov. Kev kho mob ntawm cov pob txha metacarpal thiab phalangeal ntawm tes yuav tsum siv zog ua kom tiav qhov kev hloov pauv ntawm lub cev yam tsis muaj kev sib hloov, sab nraub qaum, lossis lub kaum sab xis txav> 10 ° mus rau sab dorsal ntawm xib teg. Yog tias qhov tawg ntawm qhov kawg ntawm metacarpal yog tig los yog hloov mus rau tom qab ntawm lub kaum sab xis, nws yuav hloov qhov kev hloov pauv ntawm tus ntiv tes thiab txuas ntxiv ntawm tus ntiv tes, ua rau nws thawb lossis poob ntawm tus ntiv tes uas nyob ib sab thaum flexion, cuam tshuam qhov tseeb ntawm tus ntiv tes ua haujlwm; Thaum lub angular txav> 10 ° mus rau dorsum ntawm xibtes yuav rhuav tshem qhov sib cuag ntawm cov pob txha thiab cov leeg, ua rau muaj kev tiv thaiv thiab ntau yam ntawm cov leeg ntawm cov leeg hauv flexion thiab txuas ntxiv, thiab ua rau muaj kev raug mob mus ntev rau cov leeg, ua rau muaj kev pheej hmoo ntawm cov leeg pob txha. pheej hmoo ntawm tendon rupture.

Cov pob txha metacarpal thiab phalangeal yog qhov zoo sib xws hauv lawv lub peev xwm los zam kev hloov pauv hloov pauv, thaum lub metacarpal zam qhov kev hloov pauv luv luv thiab dorsal angular hloov pauv zoo dua li phalangeal. Cov pob qij txha carpometacarpal thiab metacarpophalangeal tuaj yeem them nyiaj rau lub angular deformity ntawm cov metacarpal, thiab cov ntiv tes me me ntawm lub voj voog yog zoo dua rau cov angular deformity ntawm metacarpal dua li qhov nruab nrab ntiv tes. Txo kev tuav lub zog vim lub cev nqaij daim tawv nqaij luv yog pom tseeb tsuas yog thaum lub metacarpal yog angled ntau tshaj 30 ° rau sab dorsal.

Txoj Kev phais

Txoj kev phais mob rau cov pob txha metacarpal yog qhov yooj yim thiab feem ntau siv txoj hauv kev dorsal, raws li qhia hauv daim duab 4-14. Qhov thib ob metacarpal yog incised radially thaum lub thib tsib metacarpal yog incised ulnarly, thiab thib peb thiab plaub metacarpals feem ntau incised medially. Yog tias ob lub metacarpals uas nyob ib sab tau ua haujlwm rau tib lub sijhawm, qhov nruab nrab S-shaped incision yog siv los coj mus rau hauv tus account ob qhov chaw phais.

Tsau txoj kev xaiv

Muaj ntau yam khoom siv kho mob sab hauv rau cov pob txha metacarpophalangeal, xws li Kirschner pins, screws, daim hlau thiab sab nrauv fixation thav duab, uas feem ntau siv Kirschner pins thiab microplates. Rau cov pob txha metacarpal, kev kho sab hauv nrog microplate muaj qhov zoo tshaj plaws ntawm kev kho nrog Kirschner pins thiab tuaj yeem nyiam; Rau qhov sib thooj phalangeal pob txha, microplate feem ntau nyiam, tab sis thaum muaj teeb meem hauv kev muab cov ntsia hlau nyob rau hauv qhov chaw ntawm qhov sib thooj phalangeal thiab lub taub hau pob txha, kev kho sab hauv nrog hla Kirschner pins yog qhov zoo dua, uas yog qhov zoo dua rau kev rov ua haujlwm ntawm tus ntiv tes cuam tshuam; Rau kev kho mob ntawm nruab nrab phalangeal fractures, Kirschner pins yuav tsum nyiam.

1.Kirschner koob: 

Kirschner's rab koob sab hauv fixation tau siv nyob rau hauv lub tsev kho mob rau ntau tshaj 70 xyoo thiab yog cov feem ntau siv sab hauv fixation cov ntaub ntawv rau metacarpophalangeal fractures, uas yog ib qho yooj yim rau kev khiav lag luam, kev lag luam thiab siv tau, thiab yog cov classic sab hauv fixation txoj kev, raws li qhia nyob rau hauv daim duab 4-15. Raws li feem ntau siv sab hauv fixation rau kev kho mob pob txha, nws tseem siv dav. 

Qhov zoo ntawm kev kho sab hauv nrog Kirschner pins:

① yooj yim rau kev khiav lag luam thiab hloov tau yooj yim hauv kev siv; 

② Tsis tshua muaj cov ntaub so ntswg stripping, tsis tshua muaj kev cuam tshuam ntawm cov ntshav ntws ntawm qhov kawg ntawm pob txha, kev phais tsawg dua, thiab zoo rau kev kho pob txha; 

③ yooj yim thib ob tus pin retrieval; 

④ tus nqi qis thiab daim ntawv thov dav, siv tau rau feem ntau cov pob txha pob txha (xws li cov pob txha pob txha, cov pob txha loj heev thiab qhov kawg phalangeal fractures). 

Disadvantages ntawm internal fixation: 

(1) piv nrog cov phaj fixation, kev ruaj ntseg yog tsis zoo, thiab lub shortening thiab rotational hloov pauv tsis tuaj yeem tswj tau los ntawm ib tus pin, feem ntau yuav tsum muaj ntau tshaj 2 tus pins rau kev kho tus ntoo khaub lig; 

(2) tsis muaj compression nyhuv ntawm qhov kawg tawg; 

(3) qhov sib koom ua ke yog puas los ntawm kev sib koom ua ke; 

(4) kev txhim kho ntawm kev sib koom ua ke thiab kev txhaws ntawm cov leeg tiv thaiv kev sib koom tes ntawm kev tawm dag zog thaum ntxov thiab cuam tshuam rau kev ua haujlwm zoo.

Nrog rau txoj kev loj hlob sai ntawm cov txheej txheem kho thiab cov cuab yeej siv niaj hnub no, kev txhim kho sab hauv nrog Kirschner pins tau ua kom zoo dua qub, thiab feem ntau ntawm lawv tuaj yeem kho tsis tau hla kev sib koom tes, nrog kev puas tsuaj me me rau cov ntaub so ntswg thiab cov leeg nyob ib ncig ntawm lub pob qij txha, thiab tsis muaj kev cuam tshuam rau kev sib koom ua haujlwm thaum ntxov. Nrog kev pab ntawm C-arm X-ray tshuab, qee kis kuj tuaj yeem ua tiav cov txiaj ntsig zoo los ntawm kev txo qis ntawm kev kho nrog Clinique pins, ntxiv txo qhov kev puas tsuaj rau cov ntaub so ntswg hauv zos thiab cuam tshuam rau cov ntshav mus rau qhov kawg ntawm pob txha, yog li txhawb kev kho ntawm pob txha. 

Kev ceev faj rau kev kho sab hauv nrog Kristen tus pins: 

① Txhim kho cov pob txha loj dua nrog Kristen pins ntawm 1.0 ~ 1.2 hli hauv txoj kab uas hla, thiab txiav txim siab qhov chaw nkag thiab cov kev taw qhia nkag raws li cov kev taw qhia ntawm cov kab tawg; 

② Nrog lub hom phiaj ntawm kev rov kho cov kab hluav taws xob, cov pob txha hauv nruab nrab yuav tsum tau hloov kho anatomically thiab ruaj khov; 

③ Tsis yog tag nrho cov pob txha pob txha yuav tsum tau kho nrog Kristen tus pins, thiab nyob rau hauv lub ntsiab lus ntawm kev ua tiav kev ruaj ntseg ntawm qhov kawg, Kristen pins yuav tsum tau siv tsawg li tsawg tau; 

④ Kristen pins tsis kho los ntawm cov leeg lossis dorsal tendon daim nyias nyias ntawm tus ntiv tes los tsim kev ua haujlwm thaum ntxov kom ntau li ntau tau; 

⑤ yuav tsum muaj txoj kev npaj ua ntej nruj thiab tsis txhob rov ua haujlwm rov ua haujlwm, txwv tsis pub cov pob txha pob txha yuav raug crushed ntau dua los yog tsis tuaj yeem kho tau; 

⑥ feem ntau Kirschner tus pin yuav tsum muab tso rau hauv daim tawv nqaij kom txo tau txoj kev kis kab mob thiab nws tsis yooj yim rau tshem tawm.

2, Metacarpal micro phaj: 

Lub zog sab hauv kho ntawm tes pob txha yog lub hauv paus rau kev ua haujlwm thaum ntxov thiab yog qhov tsim nyog los rov ua haujlwm zoo ntawm tes.AO cov txheej txheem kho hauv tsev yuav tsum tau ua kom lub cev rov ua haujlwm ntawm cov pob txha tawg thiab ruaj khov ntawm cov pob txha tawg hauv lub xeev ua haujlwm, uas feem ntau hu ua kev kho kom zoo, txhawm rau tso cai rau kev ua haujlwm thaum ntxov. AO kuj tseem hais txog cov txheej txheem phais mob me me uas tsom rau kev khaws cov ntshav ntws. Microplate internal fixation ntawm tes tawg muab cov txiaj ntsig zoo nyob rau hauv cov nqe lus ntawm lub zog, ruaj khov ntawm qhov tawg kawg thiab siab ntawm qhov kawg. Nyob rau hauv cov nqe lus ntawm postoperative functional rov qab, pob txha kho lub sij hawm thiab tus kab mob tus nqi piv, cov kev ua tau zoo ntawm micro titanium daim hlau yog xam tau tias zoo dua li cov kerf pins, thiab vim hais tias lub pob txha kho lub sij hawm tom qab micro titanium phaj fixation yog luv luv dua li ntawm lwm fixation modalities, yog li pab tau thaum ntxov rov qab mus rau lub neej qub ntawm tus neeg mob.

Qhov zoo ntawm microplate internal fixation kho: 

(1) piv nrog kerf pins, microplate screws muaj zoo histocompatibility thiab cov ntaub so ntswg teb; 

(2) kev ruaj ntseg ntawm lub phaj ntsia hlau fixation system thiab lub siab ntawm qhov tawg ntawm qhov kawg ua rau cov pob txha tawg los ze zog rau kev hloov kho ntawm lub cev, kev ruaj ntseg ntau dua, uas yog qhov zoo rau kev kho pob txha; 

(3) kev ua haujlwm thaum ntxov yog feem ntau tso cai tom qab kho microplate, uas yog qhov zoo rau kev rov ua haujlwm ntawm tes. 

3. Microscrews.

Microscrews rau kauv los yog ntev oblique pob txha fixation muaj kev ruaj ntseg zoo li steel daim hlau, tab sis cov ntaub so ntswg thiab periosteal stripping cheeb tsam yog me dua li ntawm steel phaj fixation, uas yog conducive rau kev tiv thaiv ntawm cov ntshav txaus thiab nyob rau hauv txoj kab nrog lub tswv yim ntawm minimally invasive ua hauj lwm. Txawm hais tias muaj T- thiab L-hom splints rau qhov sib thooj sib koom ua ke, qhov kev rov qab los ntawm kev rov qab los yog qhov tsis zoo dua li qhov diaphyseal fractures, thiab cov microscrews muaj qee qhov zoo rau kev kho cov pob txha hauv nruab nrab thiab periarticular. Screws ntsia hlau rau hauv cov pob txha cortex tuaj yeem tiv taus kev ntxhov siab ntau dua, yog li kev txhim kho ruaj khov thiab tuaj yeem ua rau lub siab ntawm qhov tawg ntawm qhov kawg kom coj cov pob txha tawg mus rau hauv kev sib raug zoo, uas ua rau lub sijhawm kho kom luv thiab pab txhawb kev puas tsuaj, raws li qhia hauv daim duab 4-18. microscrews feem ntau yog siv rau oblique los yog kauv fractures ntawm diaphysis thiab intra-articular avulsion fractures ntawm cov pob txha loj. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias qhov ntev ntawm txoj hlua tawg yuav tsum yog tsawg kawg ob zaug ntawm txoj kab uas hla ntawm lub diaphysis thaum kho oblique lossis kauv pob txha ntawm tes qia siv microscrews ib leeg, thiab tsawg kawg peb zaug ntawm qhov dav ntawm txoj kab uas hla ntawm txoj kab uas hla thaum kho cov pob txha pob txha pob txha.

4. Miniature sab nraud fixation brace.

Comminuted metacarpophalangeal fractures yog qee zaum nyuaj rau rov pib dua anatomically txawm tias muaj kev phais mob lossis tsis tuaj yeem kho tau zoo nyob rau hauv vim tias cov pob txha scaffold raug rhuav tshem. Sab nraud fixation brace tso cai rau cov pob txha comminuted rov qab thiab tswj nws qhov ntev nyob rau hauv cov nyhuv ntawm traction, ua si lub luag haujlwm ruaj khov, raws li qhia hauv daim duab 4-19. Qhov kev tso kawm ntawm sab nraud fixation brace txawv rau cov metacarpals sib txawv: 1st thiab 2nd metacarpals tau muab tso rau ntawm dorsal radial sab, 4 thiab 5th metacarpals muab tso rau ntawm dorsal ulnar sab, thiab 3rd metacarpal yog muab tso rau ntawm dorsal radial lossis dorsal ulnar sab sab xis kom tiv thaiv kev raug mob. Kaw cov pob txha tuaj yeem raug kaw thiab rov tso dua nyob rau hauv X-ray, thiab cov kev txiav me me tuaj yeem ua los pab rau kev hloov pauv yog tias qhov hloov pauv tsis zoo.

Qhov zoo ntawm sab nraud fixation brace.

(1) Nws yooj yim rau kev khiav lag luam thiab tuaj yeem kho ntau yam kev hloov pauv ntawm qhov kawg tawg;

(2) Nws tuaj yeem rov pib dua thiab kho cov pob txha pob txha ntawm cov pob txha metacarpal phalanges yam tsis muaj kev puas tsuaj rau cov pob txha pob txha, thiab tuaj yeem cuam tshuam cov pob txha pob txha los tiv thaiv kev cog lus ntawm kev sib koom ua ke ntawm cov tshuaj ntsiav thiab lateral ligaments; 

(3) nws tuaj yeem ua ke nrog kev txwv sab hauv rau kev sib tsoo pob txha uas tsis tuaj yeem rov pib dua anatomically, thiab sab nraud fixation brace tuaj yeem rov pib dua thiab tswj cov kab quab yuam; 

(4) nws tso cai rau kev ua haujlwm thaum ntxov ntawm cov ntiv tes cuam tshuam hauv qhov sib koom ua ke kom tsis txhob sib koom ua ke 

(5) Nws tuaj yeem txhim kho cov pob txha ntawm tes zoo yam tsis muaj kev cuam tshuam rau kev kho mob tom qab phais ntawm lub qhov txhab ntawm tes.

Yuav Ua Li Cas Orthopedic Implants thiab Orthopedic Instruments?

Rau CZMEDITECH , peb muaj cov khoom lag luam ua tiav ntawm orthopedic phais implants thiab cov cuab yeej siv, cov khoom suav nrog txha caj qaum, intramedullary rau tes, kev raug mob phaj, xauv phaj, cranial-maxillofacial cov, prosthesis, cov cuab yeej siv zog, sab nraud fixators, arthroscopy, Veterinary saib xyuas thiab lawv cov cuab yeej txhawb nqa.

Tsis tas li ntawd, peb tau cog lus los tsim cov khoom tshiab thiab nthuav dav cov khoom lag luam, txhawm rau ua kom tau raws li kev xav tau ntawm kev phais ntawm ntau tus kws kho mob thiab cov neeg mob, thiab tseem ua rau peb lub tuam txhab muaj kev sib tw ntau dua nyob rau hauv tag nrho lub ntiaj teb orthopedic implants thiab instruments kev lag luam.

Peb xa tawm thoob ntiaj teb, yog li koj tuaj yeem ua tau tiv tauj peb ntawm email chaw nyob song@orthopedic-china.com rau ib qho kev tsocai pub dawb, lossis xa lus ntawm WhatsApp rau cov lus teb ceev +86- 18112515727 .

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