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Kev phais kho ntawm humeral qia fractures thiab cov ntsiab lus technical

Views: 18     Author: Site Editor Publish Time: 2022-10-14 Keeb Kwm: Qhov chaw

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Kev txwv qhov hnyav tom qab yuav tsum tau khaws cia ntawm qhov siab tshaj plaws ntawm ib kilogram kom txog thaum kho pob txha tseem ceeb (feem ntau peb lub hlis).Humeral stem fractures (HSF) yog qhov tshwm sim, suav txog kwv yees li 1% txog 5% ntawm tag nrho cov pob txha. Qhov tshwm sim txhua xyoo yog 13 txog 20 rau 100,000 tus neeg thiab tau pom tias muaj hnub nyoog nce ntxiv.HSF muaj lub hnub nyoog bimodal faib, nrog thawj zaug tshwm sim hauv cov txiv neej hnub nyoog ntawm 21 thiab 30 xyoo tom qab lub zog siab, feem ntau ua rau comminuted fractures thiab cuam tshuam cov nqaij mos raug mob. Qhov thib ob ncov tshwm sim hauv cov poj niam hnub nyoog 60 thiab 80 xyoo, feem ntau tom qab muaj zog txaus.


Kev kho mob phais


Ib. Internal fixation nrog incisional repositioning phaj


Cov lus qhia:


  • Radial nerve palsy (RNP) hauv HSF tsis yog qhov qhia txog kev phais vim tias nws cuam tshuam nrog tus nqi siab ntawm kev rov zoo li qub (saib - Cov Teeb Meem / Radial Nerve hauv qab).

  • Xwb, txhua qhov kev raug mob vascular yuav tsum tau kho lossis bypass yog qhov qhia meej rau kev kho mob ntawm cov pob txha, vim tias kev txhim kho nruj tiv thaiv vascular anastomosis.

  • Hauv qhov tshwj xeeb no, kev txhim kho sab hauv nrog lub phaj nrawm dua thiab txhim khu kev ntseeg ntau dua IMN vim tias kev kho cov hlab ntsha tau ua los ntawm kev ncaj qha (feem ntau yog txoj hauv kev nruab nrab).

  • HSF nrog proximal lossis distal intra-articular extension yog lwm qhov xwm txheej uas ORIF nrog daim hlau yog qhov kev xaiv zoo dua.


Surgical exposure:


  • Fractures nyob rau hauv proximal thiab / los yog nruab nrab thib peb yog kho siv classic anterolateral mus kom ze.

  • Thaum xav tau, txoj hauv kev no tau txuas ntxiv mus kom nthuav tawm tag nrho cov humerus.

  • Txawm li cas los xij, txoj hauv kev no tsis pom zoo rau kev puas tsuaj ntawm cov pob qij txha.

  • Fractures ntawm lub distal thib peb feem ntau yog tshwm sim los ntawm ib tug triceps split mus kom ze.

  • Rau kev puas tsuaj ntawm qhov nruab nrab thiab nruab nrab thib peb, qhov hloov kho tom qab txoj hauv kev piav qhia los ntawm Gerwin thiab al30 tuaj yeem nthuav tawm 76-94% ntawm cov humerus (nyob ntawm seb cov hlab ntsha radial tso tawm thiab tso tawm septal).


Cov txheej txheem phais:


  • Tus neeg mob tau muab tso rau hauv lub rooj zaum puam rau txoj hauv kev anterolateral. Kev siv lub caj npab brace pab kom muaj kev sib haum xeeb ntawm cov qia. Rau kev nthuav tawm tom qab, txoj hauj lwm sab nraud yog txoj hauj lwm nyiam.

  • Kev tsim kho phaj zoo yog muaj 4.5 hli steel phaj lossis sib npaug thiab yuav tsum npog tsawg kawg 6 cortices saum toj no thiab hauv qab ntawm qhov chaw tawg, tab sis 8 cortices nyiam dua.

  • Thaum xav tau, kev sib xyaw ua ke ntawm cov phaj me me thiab cov phaj loj loj tau pom zoo, xws li lub phaj thib peb luv luv kom tswj tau qhov chaw rov qab (transverse puas los yog npauj npaim fragment), uas tom qab ntawd ntxiv nrog nqaim 4.5 hli phaj rau qhov kawg ntawm kev puas tsuaj.

  • Rau kev puas tsuaj thib peb, ib qho kev sib txuas ntawm sab nraub qaum preformed phaj (3.5/4.5) raug pom zoo kom tso cai rau kev txhim kho epiphyseal muaj zog.


Kev siv cov locking screws hauv HSF tseem muaj teeb meem


  • Thaum sib piv cov ntawv xauv nrog cov ntawv tsis-locking rau comminuted fractures nrog cov pob txha zoo, tsis muaj biomechanical kom zoo dua hauv torsion, dabtsi yog khoov lossis axial nruj rau ob qho tib si qauv.

  • Ntawm qhov tod tes, thaum ntsib cov pob txha tsis zoo, kev siv cov ntawv xauv cov ntawv yuav ua tau zoo.

  • Hauv kev tshawb fawb biomechanical ua los ntawm Gardner li al. tshwj xeeb rau cov qauv osteoporotic fractures, 34 cov qauv tsis-locking tsis tshua muaj kev ruaj khov dua li kev sib dhos lossis cov qauv sib xyaw.


Minimally invasive phaj splicing yog ib qho kev xaiv phais uas zoo nkaus li muaj kev vam meej thiab tsis tshua muaj teeb meem. Txawm li cas los xij, hauv kev tshawb fawb rov qab uas muaj 76 tus neeg mob, van de Wall li al. pom tau hais tias qhov ruaj khov ntawm cov qia humeral fractures ib leeg ua rau luv luv radiographic kho lub sij hawm piv rau cov txheeb ze stability.


Postoperative Management:


  • Feem ntau, ruaj khov kho yog tau nrog kev siv lub phaj. Yog li, tus neeg mob raug tso cai ua cov haujlwm nquag thiab ua haujlwm pabcuam yam tsis muaj kev txwv los ntawm ntau yam ntawm lub xub pwg nyom lossis lub luj tshib.

  • Txoj hlua yuav siv tau rau ob peb hnub rau kev tswj qhov mob.

  • Kev txwv qhov hnyav tom qab yuav tsum tau khaws cia ntawm qhov siab tshaj plaws ntawm ib kilogram kom txog thaum kho pob txha tseem ceeb (feem ntau yog peb lub hlis).

  • Cov neeg mob yau raug tso cai rau dais qhov hnyav qhov tau tso cai (piv txwv li, yuav tsum tau siv lub cuab yeej los taug kev), tab sis hauv cov neeg mob laus, qhov no yuav tsum tau tham los ntawm rooj plaub.


Tshaj tawm cov txiaj ntsig


  • Cov nqi kho mob tom qab plating yog li ntawm 87% mus rau 96%, nrog lub sijhawm kho mob ntawm 12 lub lis piam.

  • Cov kab mob sib kis tau los ntawm 5% mus rau 25%, nrog rau cov teeb meem tsis zoo xws li kab mob, osteonecrosis, thiab malunion.

  • Kev kho mob muab tau RNP yog ib qho kev pheej hmoo rau feem ntau humeral qia mus kom ze. Streufert et al50 tau tshuaj xyuas 261 tus neeg mob ntawm HSF kho nrog ORIF thiab pom tias kev kho mob tau txais RNP tshwm sim hauv 7.1% ntawm txoj hauv kev anterolateral, 11.7% ntawm kev sib cais triceps, thiab 17.9% ntawm kev khaws cia triceps mus kom ze.

  • Yog li ntawd, nws yog ib qho tseem ceeb los txheeb xyuas thiab tiv thaiv cov paj hlwb radial hauv txhua qhov kev sib cais qhib.


二. Intramedullary ntsia thawv


Cov lus qhia:


  • Raws li txoj cai, IMN tuaj yeem muab cov txiaj ntsig biomechanical thiab phais zoo dua rau plating

  • Los ntawm biomechanical standpoint, tus ntaus ntawv lub intramedullary positioning yog ua raws li cov neeg kho tshuab axis ntawm lub humeral qia.

  • Vim li no, qhov cog cog tau raug txo qis zog thiab tso cai rau kev sib koom ua haujlwm zoo dua. Cov kev qhia phais rau intramedullary nailing yog tib yam li rau plating.

  • Txawm li cas los xij, raws li tau hais ua ntej, qee qhov tawg yog zoo dua rau plating dua nailing.

  • Cov yam ntxwv ntawm pob txha thiab cov qauv uas tau pom tias ua tau zoo tshaj rau IMN yog cov kab mob thiab cov pob txha uas yuav los txog, cov kab mob segmental, thiab pob txha pob txha osteoporotic.

  • Tej yam yooj yim mid-peb transverse fractures kuj yog qhov qhia tau zoo rau IMN.

  • Tsis tas li ntawd, tus ntsia thawv tuaj yeem muab ntxig los ntawm qhov me me, uas txo cov ntaub so ntswg stripping piv nrog cov txheej txheem plating.

  • Qhov no yog qhov tseeb tshwj xeeb rau cov pob txha ntawm nruab nrab thib peb ntawm humerus.


Kev phais mob:


  • Qhov zoo tshaj plaws tus neeg mob txoj hauj lwm rau cov txheej txheem no yog ntawm lub rooj zaum puam. Kev siv lub caj npab brace yog qhov muaj txiaj ntsig zoo hauv kev tswj cov ncej sib dhos nrog rau kev ua haujlwm distal freehand locking screws.

  • Lub ntsiab lus ntawm kev nkag yog nyob ntawm tus qauv tsim ntawm tus ntsia thawv, tab sis feem ntau nws yog nyob rau ntawm qhov sib txuas ntawm cov tuberosity ntau dua thiab cov kab mob ntawm lub taub hau humeral, uas txhais tau hais tias cov leeg rotator cuff yuav tsum tau nkag mus.

  • Rau cov txheej txheem no, nws raug nquahu kom ua ib qho kev faib deltoid kom pom cov leeg supraspinatus.

  • Qhov tseeb, thaum nkag mus rau hauv lub taub hau humeral nyob rau hauv nruab nrab ntawm lub supraspinatus leeg, ib tug yuav pom nws tus kheej nyob rau hauv nruab nrab ntawm lub taub hau nyob rau hauv lub sagittal dav hlau.

  • Nws yog ib qho tseem ceeb uas yuav tsum tau siv cov keratomic nyob rau hauv fluoroscopy kom paub meej tias qhov chaw nkag yog nyob rau hauv ib qho kev pom zoo ntawm ob lub dav hlau sagittal thiab coronal.

  • Tom qab no, cov lus qhia xov hlau yuav tsum tau nce ntxiv ua ntej qhib lub supraspinatus tendon longitudinally nyob rau hauv lub zeem muag ncaj qha.

  • Cov kauj ruam tom ntej yog qhib lub kwj dej hla lub koob Kirschner, kom ntseeg tau tias qhov tawg yog ua raws li kev sib tw thiab / lossis kev siv sab nraud, thiab tom qab ntawd ua raws li cov lus qhia nyob rau hauv lub qhov dej intramedullary mus rau lub luj tshib.

  • Reaming tau pom tias muaj txiaj ntsig zoo rau cov neeg mob hluas thiab tsis tas yuav tsim nyog rau cov neeg laus.

  • Rau kev tso qhov ntsia hlau distal, AP locking muaj kev nyab xeeb dua thiab yuav tsum muaj 2-3 cm me me kom txo tau qhov kev pheej hmoo ntawm myocutaneous paj hlwb raug mob.

  • Thaum kawg, paralleling IMN yog qhov zoo tshaj rau retrograde IMN vim tias muaj cov teeb meem tshwj xeeb ntawm tom kawg suav nrog kev kho mob pob txha supracondylar, poob ntawm lub luj tshib txuas ntxiv, thiab heterotopic ossification.


Kev saib xyuas tshwj xeeb yuav tsum tau them rau qhov ntev ntawm tus ntsia thawv xaiv, vim cov ntsia hlau ntev dhau tuaj yeem ua rau ob qho kev ua yuam kev:

  • Kev cuam tshuam ntawm qhov chaw tawg thaum cuam tshuam tus ntsia thawv

  • thiab / lossis cov ntsia hlau protruding rau hauv qhov chaw subacromial


Rau qhov sib thooj thib peb helix lossis ntev oblique pob txha tawg, cov kws sau ntawv pom zoo kom qhib me me kom txo tau cov pob txha ua raws li kev kho nrog lub nplhaib khi hlua. Nyob rau hauv qhov tseeb, rau qhov no fracture subtype, cov nqaij deltoid nyhav rau abduct lub proximal fracture fragment thaum lub pectoralis loj rub lub distal fracture fragment medially, uas ua rau muaj kev pheej hmoo ntawm osseous nonunion los yog qeeb kho.


Kev tswj xyuas tom qab phais


  • Cov neeg mob raug txhawb kom ua kom muaj zog thiab nquag-pab txav ntawm lub xub pwg nyom thiab lub luj tshib raws li kev zam.

  • Slings siv tau rau ob peb hnub rau kev tswj qhov mob.

  • Postoperative lifting txwv kev txwv yog khaws cia ntawm qhov siab tshaj plaws ntawm ib kilogram kom txog thaum lub pob txha kho tau tshwm sim (feem ntau yog peb lub hlis).

  • Feem ntau, qhov hnyav tau tso cai


Tshaj tawm cov kev tshawb pom:


  • Cov ntaub ntawv hais txog kev siv cov xauv ntsia hlau rau kev tswj hwm HSF yog qhov tsis sib xws. Ntawm qhov tod tes, cov ntaub ntawv tshaj tawm ntawm cov pob txha nonunion yog qhov sib txawv heev (nruab nrab ntawm 0% thiab 14%), nrog qhov tshwm sim ntau tshaj plaws hauv cov neeg laus ntawm cov ntsia hlau. Ntawm qhov tod tes, qhov tshwm sim ntawm cov teeb meem ntawm lub xub pwg nyom (xws li mob, cuam tshuam, poob ntawm kev txav los yog lub zog) (xws li 6% mus rau 100%) tau tshaj tawm hauv cov ntaub ntawv dhau los.

  • Ib feem ntawm qhov teeb meem tuaj yeem piav qhia los ntawm kev raug mob subacromial vim qhov mob ntev ntawm cov leeg tsis ua haujlwm tshwm sim los ntawm cov ntsia hlau protruding, caws pliav thiab / lossis rotator cuff raug mob hauv thaj chaw tseem ceeb ntawm isovascularity.

  • Ntau tus kws sau ntawv tau piav qhia txog ntau txoj hauv kev kom tsis txhob muaj qhov hypovascular cheeb tsam no thiab kho cov leeg ntawm lub ntsej muag, uas tau qhia qis dua ntawm lub xub pwg nyom.


Kev saib xyuas kev kho mob ntawm HSF tau muab cov txiaj ntsig zoo thiab kev kho mob siab hauv tsawg kawg 80% ntawm cov neeg mob. Vim li no, nws tseem yog kev kho mob ntawm kev xaiv rau feem ntau HSF. Yog tias kev sib raug zoo tsis tuaj yeem lees txais, kev phais yuav tsum tau txiav txim siab. Qhov no yog qhov tseeb tshwj xeeb rau cov neeg mob uas muaj hnub nyoog 55 xyoos uas muaj qhov sib thooj thib peb oblique pob txha (tus nqi kho qis dua). Hais txog kev kho mob phais, cov ntaub ntawv tsis qhia qhov sib txawv tseem ceeb ntawm daim phiaj thiab IMN hais txog kev kho tus nqi lossis cov hlab ntsha radial, tab sis cov teeb meem ntawm lub xub pwg nyom (impingement thiab txo qis ntawm cov lus tsa suab) muaj feem ntau nrog IMN. Yog li ntawd, lub cuff yuav tsum tau tswj kom zoo heev ob qho tib si ntawm qhov chaw nkag thiab thaum kaw.


Txog CZMEDITECH


Tsav los ntawm kev ntseeg tias txhua tus neeg hauv ntiaj teb no tsim nyog tau txais kev kho mob zoo dua. CZMEDITECH  ua haujlwm mob siab rau pab lwm tus nyob tsis muaj kev ntshai. Peb txaus siab rau peb tus kheej thaum cov neeg mob uas tau txais txiaj ntsig zoo thiab muaj lub neej zoo dua vim tias peb cov khoom lag luam thiab peb cov hneev taw tau nthuav dav mus rau ntau dua 70 lub teb chaws, qhov twg cov neeg mob, kws kho mob thiab cov neeg koom tes ib yam li vam khom  CZMEDITECH mus rau tom ntej. Txhua orthopedic implant tsim los ntawm peb ua tau raws li cov qauv zoo tshaj plaws.


Peb pib txoj kev mus txawv tebchaws nrog orthopedic implants 13 xyoo dhau los. Nyob rau hauv tus txheej txheem, cov kab ntau lawm tau diversified rau hauv implants rau qaumraug mobcranial-maxillofacial covprosthesiscov cuab yeej siv zog, sab nraud fixatorsarthroscopy  thiab veterinary care , nrog rau cov cuab yeej  siv hauv cov txheej txheem phais mob.


Tag nrho peb cov ntaub ntawv raw yog los ntawm cov neeg muag khoom zoo tshaj plaws hauv tsev thiab txawv teb chaws. Thaum nws los txog rau kev ua tau zoo, peb tsis muaj nqi seem hauv peb lub hom phiaj kom nyob twj ywm ib kauj ruam tom ntej, uas yog li peb teeb tsa peb tus kheej lub chaw kuaj mob kom ntseeg tau cov khoom siv raw zoo. Tag nrho peb cov cav tov ntau lawm yog imported los ntawm teb chaws USA, lub teb chaws Yelemees, Nyiv thiab sab saum toj hom nyob rau hauv Tuam Tshoj los xyuas kom meej qhov tseeb ntawm txhua yam khoom peb manufactured.


Ntau lub sijhawm thiab kev siv zog tau nqis peev rau hauv kev tshawb nrhiav kev txhim kho thiab txhim kho cov khoom kawg. Peb muaj cov kws tshaj lij kev tshawb fawb pab pawg, pab pawg tsim khoom thiab QC pab pawg kom ntseeg tau qhov zoo tshaj plaws thiab peb pab pawg muag khoom txhawb nqa los daws txhua qhov teeb meem thiab muab kev pabcuam zoo tshaj plaws tom qab muag.


Mob siab rau peb txoj kev ntseeg, peb txuas ntxiv thawb cov kev txwv ntawm peb txoj kev paub los muab cov khoom lag luam zoo, kev tsim kho tshiab rau txhua tus neeg siv khoom thoob ntiaj teb thiab ua rau tsis muaj zog rau tib neeg kev noj qab haus huv.




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