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Aw dɛn kin trit pɔsin we gɛt periprosthetic fracture?

Views: 17     Author: Sayt Ɛditɔ Pɔblish Taym: 2022-08-12 Ɔrijin: Ples

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Plan


di pεriprostεtik frakshכn dεm na di proksimal fεmur na siriכs prכblεm na hip atrכplasti. di ripot insidεns na 3.5% 20 ia afta di fכs implantεshכn εn i de inkrεs wit di insidεns fכ jכyn riplesmεnt. Bɔku tɛm, di fraktrɔs we de insay di ɔpreshɔn kin gɛt fɔ du wit di stem dɛn we nɔ gɛt siment. Mɔr kɔmɔn wan, fraktrɛshɔn kin apin pan frayd ol pipul dɛm wae dɔn fɔdɔm sɛkɔndari to ɔpreshɔn. Pan ɔl we intanashɔnal difrɛns de pan di yus fɔ stem we gɛt siment ɛn we nɔ gɛt siment, no klia pruf nɔ de fɔ se wan kayn stem we gɛt siment gɛt fɔ du wit di risk fɔ brok pas di ɔda wan. di Vankuv klasifikasiכn sistεm fכ pεriprostεtik fεmoral frakshכn dεn dכn adopt am bכku bכku wan bay sכja dεm εn dεn sho se i rilibul.


Di praymar ɔbjɛktiv fɔ dis stɔdi na fɔ no di rilayshɔn bitwin di Vankuv klasifikeshɔn fɔ siment ɛn nɔ siment stem fraktrɔs. Di sɛkɔn ɔbjɛktiv na fɔ invɛstigat difrɛns dɛn pan di beslayn kwaliti dɛn fɔ di pasɛnt dɛn we gɛt di tu kayn fraktrɔs.


Di Tin dɛn we Dɛn De Du ɛn di we aw Dɛn De Du am


Peshɛnt:


  1. wan siriכs pasεnshכn wit kכnsekyutiv proksimal pεriprostεtik frakshכn.

  2. Na di pasɛnt dɛn nɔmɔ we gɛt praymari hip periprostɛtik fraktrɔs dɛn bin inklud.

  3. Dɛn nɔ bin tek di pasɛnt dɛn we gɛt intraɔpareshɔn fraktrɔs, rivishɔn hip fraktrɔs, ɛn intaprostɛtik fraktrɔs.


Data rεkɔd:


  1. Dijital raydiografi ɛn kɔmpyuta tomografi we dɛn mek bay ilɛktronik dɔkyumentri ɛn analisis.

  2. di beslayn ditel dεm we dεn rεkכd inklud di ej, sεks, bכdi mas indeks, εn dεkrεs mobiliti bifo i bigin כ dipεndεns pan di wan we de kia fכ.


Di ditel dɛn bɔt di ɔpreshɔn we dɛn kin du:


  1. Dɛn bin put di tɛm fɔ di fɔs tɛm we dɛn put am na di bɔdi, di indikashɔn fɔ atrɔplasti (ɔstiɔ-arayt ɔ fraktrɔs), di kayn stem (simɛnt ɔ nɔ siment), ɛn di kayn atrɔplasti (tɔtal ɔ sɛmi-atrɔplasti).

  2. ditayl imej rεkכd dεm inklud Vankuvεr klasification, varus vεrbral posishכn, εn Dorr klasification.

  3. Stem jɔyometri (kɔnik ɔ kɔmpawnd fɔ stem we gɛt siment, stret ɔ wedj-shep fɔ stem we nɔ gɛt siment) bin rɛkɛd bays pan di rediograf apinans.

  4. Ditarminɛshɔn fɔ di Vankuv klasifikeshɔn bin biys pan imej fayndin ɛn intraɔpareshɔn fayndin insay ɔspitul pasɛnt dɛn.

  5. Statistikal analisis dɛn bin du yuz kɔntinyu vɛriɔbul T-tɛst ɛn Fisher in ɛksaktɔ tɛst fɔ kategorial vɛriɔbul fɔ kɔmpia beslayn kwaliti ɛn Vankuv klasifikeshɔn fɔ pasɛnt dɛn na di siment ɛn ɔnsimɛnt stem grup.

  6. Ɔl di trayal dɛn bin tu-sayd wit wan siginifikɛns lɛvɛl we na 0.05. Statistikal analisis bin de yuz GraphPad Prism vɛshɔn 8.0.0.


Rizɔlt dɛn


Di nɔmba fɔ di wan dɛn we sik:


  1. Dɛn bin no 1181 pasɛnt dɛn bay we dɛn aks di ɔspitul database.

  2. 978 pasεnshכn dεm wit nכn-pεriprostεtik proksimal fεmur frakshכn dεm nכ bin kכl dεm.

  3. Na di ɔda 203 pasɛnt dɛn, 8 bin gɛt intraɔpareshɔn fraktrɔs, 6 bin gɛt rivishɔn periprostɛtik fraktrɔs, ɛn 17 bin gɛt periprostɛtik fraktrɔs na di hip jɔyn fikseshɔn divays, we dɛn nɔ bin tek am mɔ.

  4. A tot ɔl 172 pasɛnt dɛn bin inklud afta dɛn nɔ tek dɛn.

  5. Ɔl di fraktrɔs dɛn bin apin afta we pɔsin fɔdɔm. Femoral stem bon simen grup frakshכn in 84 kes dεm we nכ gεt siment

  6. Na 88 fraktrɔs bin de na di grup.


Di Beslayn Karakta dɛn:


  1. Na bin big difrɛns bitwin di grup dɛn pan di ej, di tɛm to di fɔs implantɛshɔn, indikashɔn fɔ atrɔplasti fɔ di fimɔral nɛk fraktrɔs, praymari ɛmiatrɔplasti, varus stem plesmɛnt, ɛn bɔdi mas indeks.

  2. Na di siment grup, di majoriti na bin hemiarthroplasty.

  3. No signifyant difrɛns nɔ bin de bitwin grup dɛn wit rɛspɛkt fɔ sɛks, Dɔr klasifikeshɔn, ɛn dikɛd prɛmorbid mobiliti ɔ dipɛn pan di pɔsin we de kia fɔ dɛn.

  4. Insay di grup we dɛn siment, bɔku pan di stem dɛn bin tayp ɛn di ɔda wan dɛn na bin kɔmpɔzit dizayn.

  5. Insay di grup we nɔ gɛt siment, bɔku pan di stem dɛn bin stret ɛn di ɔda wan dɛn bin shep lɛk wed.


Di kategori dɛn we Vankuvɛ ​​gɛt:


  1. VancouverB2 frakshכn dεm dεn kכl dεm insay fכ difrεnt frakshכn patεn dεm: di kכmminuted 'burst', klamshεl, εn hεlikal patεn dεm we dεn bin dεskrεb bifo, εn di nyu 'rivεs' klamshεl patεn dεm we dεn bin obsεv. wan riprizentiv X-ray apinans fכ di siriכs εn kכrεspכndεnt grafik dεpikshכn dεn sho (Figure 1).

  2. Burst ɛn spiral fraktrɔs bin rili gɛt fɔ du wit stem dɛn we gɛt siment, we flap fraktrɔs bin rili gɛt fɔ du wit stem dɛn we nɔ gɛt siment.

  3. di rivεs klamshεl patεn bin apin di sem we insay di tu stεm dεm.

  4. Di asosieshɔn fɔ di Vankuv klasifikeshɔn sabtayp dɛm, inklud di 4 B2 fraktrɔs tayp dɛm we dɛn dɔn diskrayb ɔp, wit stem jɔyometri de sho di jenɛral tren insay fraktrɔs tayp dɛm.

Vankuv B2 fraktrɔs

Tɔk bɔt


te naw, dis na di big stכdi fכ kכmpεr di rilayshכn bitwin siment εn כnsiment stem pεriprostεtik frakshכn dεm εn di Vankuv klasifikasiכn:


  • No signifyant difrɛns nɔ bin de pan di kɔrɛleshɔn bitwin siment ɛn nɔ siment stem na Vankuv tayp A, B, ɔ C fraktrɔs. di insidεns fכ VancouverB2 frakshכn bin di sem insay di tu grup dεm, we sho di sem insidεns fכ stebul εn כnstebul stem in pεriprostεtik frakshכn insay di tu grup dεm.

  • Difrɛn frɔm dat, Fenelon ɛn ɔda pipul dɛn. analayz pεriprostεtik frakshכn wit siment εn כnsiment stem. I klia se di nɔmba fɔ di wan dɛn we gɛt fraktrɔs na Vankuvɛ ​​B2 ɛn B3 rili ay.

  • Phillips ɛn ɔda pipul dɛn. diskrayb wan hεli kכminit 'burst' patεn fכ kכnik simen stεm sεgmεnt dεm εn 'krak' along di siment jakεt, we sכm kayn we lεk wan 'aks ed'. Dis frakshכn bin fain fכ bi signifyant כsכsiayt wit siment stem in dis stכdi.


  • di hεy kכminet nεchכr fכ dεn frakshכn dεm ya de mek pipul dεn kכnsyus bכt bon dεaktivεshכn, εn dεn frakshכn dεm ya kin nid fכ tek tεm fכ pul siment εn baypas wit distal bia stem.

  • Capello ɛn ɔda pipul dɛn. dεskrεb wan 'flip-flop' frakshכn we de asai wit stεm dεm we nכ siment, εn di tin dεm we dεn fכnshכn de sho dis fכnd. di frakshכn de kכmכt frכm di mεdial bays fכ di big trochanter, i de go te to di mεdial kכtεks, εn i de kip di lateral kכtεks, we de distal to di sכm trochanter. di εnlarjmεnt fכ di talar rijyכn εn di sכbsidεns fכ di stεm na raydiografik sayn dεm fכ di stem instεbiliti. stכdi dεm we dεn bin dכn du bifo dis tεm dεn sho wan siknifikant asosieshכn fכ dis frakshכn wit stεm dεm we nכ siment wit anatomical εn wedge-shaped disayn dεm, εn dis stכdi de sכpכt dis asosieshכn.

  • Grammatopolous et al dεskrεb wan siriכs hεlikal frakshכn patεn in pεriprostεtik frakshכn wit siment stem, we kin כlwayz wit isolεt wedj fragmεnt εn siriכs kכminyushכn. di nכmba fכ di hεlikal frakshכn dεm na di siment stem bin sכmtεm inkrεs insay dis siriכs, we kin rεflek di tεndens fכ frakshכn dεm we de rawnd di tubular siment stem fכ prכpagεt insay wan we we sכm kayn we lεk nεchכral bon.

  • Insay wan raydiografik analisis fɔ bɔku bɔku periprostɛtik fraktrɔs, di risach tim bin si wan fraktrɔs patɛn we dɛn nɔ bin dɔn tɔk bɔt bifo tɛm na di buk dɛn. di frakshכn de kכmכt frכm di mεdial kalkar we de pas tru di lateral kכtεks, we de lεf di mεdial kכtεks intakt. dis kayn fraktכs dεn kכl am 'rεvεs' klamshεl frakshכn, we di stכdi kכnsidrε as kכmכn Vankuvεr B2 frakshכn.

  • dis nem dεn pik fכ tu rizin: fכs, na miro imej fכ di 'flip', εn sεkכn, i de bihayv lεk rivεs oblik proksimal fεmoral frakshכn, wit sεm kayn supralateral displεsmεnt fכ di abdukta we de pul di proksimal fragmεnt . di sem kayn frakshכn dεm bin apin wit stεm dεm we dεn siment εn we nכ siment (Figure 2).

  • Although di purpose of dis stכdi nכ bin fכ invεstigat di tritmεnt autkam, insay dis stכdi, rivεs flip-flכp frakshכn dεm bin tipikכl rivays wit wan atrכplasti fכ di distal lod-bεaring stεm εn fiksεshכn fכ di proksimal frakshכn fragmεnt dεm wit sεrklaj waya כ plet.

  • wan egzampl fכ wan sikman we dεn trit wit dis apכch dεn sho, we de sho di achivmεnt fכ hεl (Figure 3).

Rivas flip brek mod.

Fig 2 Rivεs flip-tכp frakshכn patεn.

Arthroplasty ɛn sɛrklɛj waya fikseshɔn fɔ retrogrɛd flap fraktrɔs.

Figure 3 Artroplasty εn sεrklaj waya fiksεshכn fכ rεtrogrεd flap frakshכn.

Dɔn


Akɔdin to di Vankuv klasifikeshɔn sistɛm, di kayn periprostɛtik fraktrɔs gɛt di sem insidɛns fɔ periprostɛtik fraktrɔs na prɔstɛsis dɛn we gɛt siment ɛn we nɔ gɛt siment. So, di insidεns fכ stebul εn כnstebul stεm afta frakshכn bin ikwal insay di tu grup dεm. if yu no fכ difrεnt VancouverB2 frakshכn patεn dεm, inklud di nyu invεst flip-flop patεn we dεn obsεv, i go εp di sכja dεm fכ no di stem instεbiliti. Fyuchɔ stɔdi dɛn nid fɔ invɛstigat di rilayshɔn bitwin fraktrɔs tayp ɛn tritmɛnt strateji fɔ no di klinik siginifikɛns fɔ di tin dɛn we dɛn fɛn pan dis stɔdi.


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