X0101 EFFECT 33 LIVE 2010-10-01 16:30:00

S-4

0000944765 MERGE HEALTHCARE INC 333-168341 0001501193 Stryker Imaging Corp 333-168341-13 0001497515 Amicas PACS, Corp. 333-168341-12 0001497513 Camtronics Medical Systems Ltd. 333-168341-11 0001497512 Cedara Software (USA) Ltd 333-168341-10 0001497511 Confirma Europe LLC 333-168341-09 0001497510 Merge Asset Management Corp. 333-168341-08 0001497509 Merge CAD Inc. 333-168341-07 0001497508 Merge eClinical Inc. 333-168341-06 0001497507 Merge eMed, Inc. 333-168341-05 0001497506 Requisite Software Inc. 333-168341-04 0001028584 AMICAS, Inc. 333-168341-03 0001121439 EMAGEON INC 333-168341-02 0001131370 ULTRAVISUAL MEDICAL SYSTEMS CORP 333-168341-01