{"id":3414,"date":"2024-09-10T15:38:37","date_gmt":"2024-09-10T13:38:37","guid":{"rendered":"https:\/\/endolab.org\/?post_type=spinal-implants&#038;p=3414"},"modified":"2026-02-09T18:10:18","modified_gmt":"2026-02-09T17:10:18","slug":"iso-18192-3","status":"publish","type":"spinal-implants","link":"https:\/\/endolab.org\/de\/spinal-implants\/iso-18192-3\/","title":{"rendered":"ISO\u00a018192-3"},"content":{"rendered":"<p><strong>ISO\u00a018192-3:<\/strong>\u00a0Implants for surgery &#8211; Wear of total intervertebral spinal disc prostheses &#8211; Part 3: Impingement-wear testing and corresponding environmental conditions for test of lumbar and cervical prostheses<\/p>\n\n\n\n<p> This test method covers a procedure to simulate impingement between the inferior and superior endplate in a spinal disc prosthesis; the subsequent assessment of wear; and assessment of contact pattern.<br><br>The EndoLab<sup>\u00ae<\/sup>\u00a0spine simulator is used for this type of testing. An axial load and a time-varying angular displacement are applied to the lumbar prostheses. The axial load remains constant during impingement and fluctuates in a sinusoidal waveform during the remaining movement. Thus, a constant moment is applied during impingement.<br><br>The specimens are inspected after 125 thousand, 250 thousand, 500 thousand and after 1 million cycles. At each inspection, the wear of the prostheses is determined by gravimetric measurements.<br><br>SEM of the bearing surfaces as well as particle analysis can be performed.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":""},"class_list":["post-3414","spinal-implants","type-spinal-implants","status-publish","hentry"],"acf":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Simon Kaddick","author_link":"https:\/\/endolab.org\/de\/author\/"},"uagb_comment_info":0,"uagb_excerpt":"ISO\u00a018192-3:\u00a0Implants for surgery &#8211; Wear of total intervertebral spinal disc prostheses &#8211; Part 3: Impingement-wear testing and corresponding environmental conditions for test of lumbar and cervical prostheses This test method covers a procedure to simulate impingement between the inferior and superior endplate in a spinal disc prosthesis; the subsequent assessment of wear; and assessment of&hellip;","_links":{"self":[{"href":"https:\/\/endolab.org\/de\/wp-json\/wp\/v2\/spinal-implants\/3414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/endolab.org\/de\/wp-json\/wp\/v2\/spinal-implants"}],"about":[{"href":"https:\/\/endolab.org\/de\/wp-json\/wp\/v2\/types\/spinal-implants"}],"wp:attachment":[{"href":"https:\/\/endolab.org\/de\/wp-json\/wp\/v2\/media?parent=3414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}