CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '913632b64de0f8d0',cH: 'v01MOPcO5_staBPCUrvx9T23Q4AWAlxEa4v97.5DMtg-1739799719-1.2.1.1-cRg0pGpOkqcHpW6BcGFBACVUfZdlpkRZI2.FhwXPzUQq6rqlPY1RvQ_BNlLcKfPu',cUPMDTk: "\/abstracts\/24216\/new-thromboprophylaxis-regime-for-knee-arthroplasties?__cf_chl_tk=zEoqmk67iGx_11D9xo5gDGV3Qkyy0umE9X_lTCdb..Q-1739799719-1.0.1.1-f_nUj4RFyJd2d7vA89yX8T3U817dUieDZ.P9BuKc5PY",cFPWv: 'b',cITimeS: '1739799719',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/24216\/new-thromboprophylaxis-regime-for-knee-arthroplasties?__cf_chl_f_tk=zEoqmk67iGx_11D9xo5gDGV3Qkyy0umE9X_lTCdb..Q-1739799719-1.0.1.1-f_nUj4RFyJd2d7vA89yX8T3U817dUieDZ.P9BuKc5PY",md: "K.9YJ9W4hykU_grac6YptGSwkBTWaiYvWkaAEmFqHYc-1739799719-1.2.1.1-nc1FZRu1MiBlpGtZIXtiveyiARqyXmuZfYzo6MlJZi59kZM6jRDshlS5Qfm8YpSdHA_u2abkifw9eOUSp9WPUOA8z78L0cLrFDs5F2o28XqoOhBNaa1c3mCrs16387zJm9K5QIWzHqjpFBhGdBgw4WpaFtHWrSR.VJlCfYkkpXfQ37OHRsTCmFzCIOWJtpbSANeY0fG.RAHvCAGvZGO6QyKuRYbT2yJQzDGoSmsicr_71OdKo5eESV2oxfI3BiDlieaHcFM2.w.q7DJIlxu.cvZpUQY2aHs74w_PaahvfmPh3fL8dQFY.zFohJQCE5bZgq6knPDyhNDndRm3H._bH57hFWalygMbeB7kA7F0oAQa73aoZ.r1Z2HwHVdMzBf6JsSWe3LBmftEHVvB.w_sWaehHaXdeAdiOFHggtJQk1tMXcJJP6RMSO9ItOcYQC5GdhXqUj_tIBNgNyv9YCZMD93z9MDs_Pab7vj72k42OD9L9RDUUATLOlxo9CuAeiGA.zuVrSRw0CI_DOt.mS8826NA95hOdQ0ZyWNTSVBA6vFetty8Wh6.JwOQPgB_MjtJHX0PY.HI0U5YwBCByJRWrFcQUGmLPMvsx1aRC.kT9JqS1LL8gTL8fXj6g5.R7xS.IR_xI1ukdC54REuWsUeVm2XZHa4DOx7YKpgq9iJTlgw7UKWzkkVPKr.qveOeyh7U_cMlJ10kkwhPst26ItBGVtEx8WYZbiW.336bmX61xBlGF5AYnR1iJaLmLaXgTQD95eFvM2aIqYN8trDSZMWbkli7MsqIqWtNH_eEuRACFLU_hdvG29jYvewWh9XVFzgYowKTd1vRIL.slBEXqlhVFXGW9tj1DBds6fQrySE4Q_l3E5H8RXbK7neC3PZEWZzjyKZ7jo8ge7Q0tPoxZCNx..5ya9Yb.bOQkiajF0tPjnQi7EZfqV6OvxY5YqQ5ti9CZc8Fqtk7o37_.vRtAXLsfQ52KN3xKYnnuN2s9crUKc0fMwxnlD4raZ.6Qq4ZSA3LxB6B7288H4KA4ErHRWq1yDM3Q6ahG1WOXURoSroyHxeLBz.Gca0wMv9YV4l2BxgOGvB5QsXhKQhvXG1EK0itVVwYs81HbiN.e13ZESTZQpUB0iYFPRMh7DIq61.r_oI5MWvPUjX_t7ju_ky3cW.kZ.OS0Ex7L7xaqb9inLfRd1_nGPa_q86tTNX5sQp1ztuZdk4aPckl71sKmDFhCYeZgF7VFiaSXv6GE2xLsEhKq1P9HIsv2bXLorSAV0QExm6zxeIA4HOS9wHBLYtIdIadG1mGtXqX9ibEoRE6GRAyFL5wAUrmV5_HwxNaLCyEJUcuQdmrsc1SufLheY.1WHk2SP2pGB_5ToqRwtcY0OSx1asrE46aGzoNqv8P0QtAr0rbHoAOb7At2bdYS9LSvqLL.qWTz4tOHlZbAQ_EEAWgLb5k.tFMWWiXBSFrzCW7ByJXfsqiWZzqB9jKBeIfXKGlA5walNAJ._OeWGj6kZtLA4vKXGwcDvmeeI87GL7UIrweu83ITw2v07WLgElWDjhTomURGLfkjgMnhbu2lb6Oqa8gUBq6f4m6ucLjGP025i0_hNCpsx45RuBhBES3BCe43olhiN_SL62TvN6BEMR9arNV0tglAyqaekSFmG_HgD5FPLGszOdgoiKL1g6OPA2xMfJkktdFP9nEm7kcz8BpVfsnsep7TeOWCsqLctJXoDfTXy2ujeyadL3iPNRr_FDdZ56PeUFw6ysLPOsy79rlYyPFMjCVHHyWhJAI4Q696p5BOsSvcl_4y9Cd5PocShtJwxym9JsiRMaHk7vViejbE6oAN8hnsOvlYk88255m.yIOlmDIF2r20L_twgzhsosN_sNzIK8kzynsc6Kuc3bB4NZo._hZWSVV_b84qvw8jW9h5zY8Lb6d4rQtcXg9NW1HRHF52y5eDVG3VK3PrAIjGrCGpk_xrdG.FzbyqX3rSheyGdASUod3SylOvQLNvddjpIXzSCliO6KzZBsgChjkc6F5couj.Yko_JwPVBsKvskI",mdrd: "lkIpOqp7U_wXexLSYYkqVagcrLi03wkx5aoC9h7Ox6Y-1739799719-1.2.1.1-qYkUhsgJg0.y2520LArN8os_X7VVU_vNBnRTF6eW3YohuhFKIlWsukGfN4rcf_mjAn5wqe_lPBa85nt17EQgDQ_6FzCvf6BoZZOLTzKYM8c4B8CKFpI7Tv.HGjINu_vaq090I2mhV52.Zm._vekPqqd2iA8WYcBi5zN.Gmja6CphJT5SnF6wVaAUZSMRZfPAJOibgoi5Esn0p63X556Goq.3nSqHa9ihI9bit.i.tevwitTnzt7vtwhm_1Hliv0plQD66Ad2IHyF_Y9SKNFx.zF3jjCxYI4byQvj6ybAxPE4U.0dstfWDibCnRl3vuVf1A5sUjOViUTb6t13P3pBdov8x3edje7z_Tjl4iSDRU35UCvVsjLfbaodFzDA0JLE.cVzSw.zdLG.eNuneBTyHmFJyu_pHX7m8w9VAzYltFWynlllboSRFlB6pGD.YIFaz.PtVqQ24ZPeNepgGfj2fcyrKRW1NWqr0thd04BCM_xkyFlnPO4GZIS07Ds38J4rr2twC2TOkv_fOiBXFpVQ4cjZjMTUHOg07_AacuLTsACrwKTOeHIaO8pDtFJH_2JkGlROHEMZ6EDt9KbfGZIs3yEyYh.Bk2dYr2zPWpiaqI6pFCT10CsAmr6W6vzOi_7QO1bcsjJWuKzES0AL3UO_Dmo71hyx.05BjTr2xDCfCoM5FLEQbaK_ouUaPpzB5aJH1mk9vklmJuIE623eAnxGyugQ2lFv8MeDj_IGxoGa2TwklyJS6EPiyG7Cjccg1QFb2pLlUK7GrRrMN3tL4ISc2ClR0r3v.euRElgvb_in7KqzgZYlg_aciBj_zxl4GyCeOKVftoVndX6QrHFYSvMtFk474p5WvfFmMKbXx5ZQZRX.bB9ZxNXhopgzox9o9sbVSdSMGnFHUnU7f8qyFRk_Rc2XxWnr2M_6WVE8OqxEs71w9lqDksLsq5UCqR.fCRa.Sy4QfVUAv1VqC3juUte5xnnyvLp7NmCbZbwDAiccberjbgisV33aqwmj77DZa52rl_0AFoe9KxeGuNd6E5vbfDyE8GtjpEAfLsiY7uK7qbod3_g43AwVMjJ2VJfIr_AKXPCzzses3FbyAVL1l6ePYJ1SuSpYx6FbuRiZbR2bA1_23by7fGuJAzVDsaDG1t2irkejaotcDMMHzcuBoTmqF6K66zkZFrgxWgnG7ht7ytV_x8sBYXpcCMotkSDQmQNQipILugBSko8Bh1MUoFqHOgtyuaAc6N3Wt8mA6s8JCgtsEelUqsKGvouYnBaw6bCDTr_WDmtPEiGP0nPlZWCqGPSdmiZTMtLyzzTXHhC6kYylZ4ff.xw.atSgIspOPpbTSCSLqaBYDus1bkFbkF5_RPiyJdiHwODgIIikh3htsuvW8PCWTw.irs2FL_u5TmKYAHxJtpmwaUhyFpQSdyTS4cgRP34gGH26zOupr82L2W4152e1VCagRjJakJvhYRfMHf0hjSmrQ23Irbd2OqVH6cHDrUlxLOM5y9DTyopmWDIXmGobKiXdFWXpoNEPleNp0KxzMKuHt92yGp9PhA.QmwII72NWNsDAMLHbEinx3jAzDCW1D5N5JG8uGSwC0uEPkZsv_OBx_A5GRLUUcVqRnzjJJtHIqx65qTl8ntTOjVqrh4f9BHI6.d2L0WKc6HaVIE_rPbnZfzL7KRB1oHCwcKjiTBGwYLHDbS7MyPaaSkTNzjmo0inwaKJOETGjCzdHUaWGZn1DvNRyIp_60eW7PrMVVgStA2Pssn9A2dIoOV9SVIO2ambnJcmxOIzf.Pf9QvGg7Cy3GnxlEQh2e1Gf1dLVgv0NF1Xm2a6e1X24Z_zeXULd1UMWMbUHXelP1tKWLZirjC.kIq7dgKBgvqeyLVlvu0BEz9kCTfnemmGT2.q0QtSDWVaw24Jde_kF.Q04ZA9GT9pIJC89wvTX_OKmW9I6VJy3eGPF5.QhKQIisz_ykhUsi86qlaJPA2sIcJ3i"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=913632b64de0f8d0';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/24216\/new-thromboprophylaxis-regime-for-knee-arthroplasties?__cf_chl_rt_tk=zEoqmk67iGx_11D9xo5gDGV3Qkyy0umE9X_lTCdb..Q-1739799719-1.0.1.1-f_nUj4RFyJd2d7vA89yX8T3U817dUieDZ.P9BuKc5PY" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>