Roper Industries Inc. (NYSE: ROP) has agreed to acquire Sunquest Information Systems Inc., a Tucson, Ariz.-based provider of diagnostic and laboratory software solutions to healthcare providers. The deal is valued at just over $1.4 billion. Sellers include Huntsman Gay Global Capital and Vista Equity Partners. www.sunquestinfo.com

The Carlyle Group has decided not to sell UK-based car-washing company IMO Car Wash Ltd. to TDR Capital, according to the Sunday Telegraph. Carlyle reportedly felt TDR’s final bid was too low, and now hopes to refinance £185 million in outstanding IMO debt. www.imo-carwash.com

Hill-Rom Holdings Inc. (NYSE: HCR) has acquired Aspen Surgical Products Holding Inc. fromRoundTable Healthcare Partners for $400 million in cash. Aspen Surgical is a Caledonia, Mich.–based maker of disposable medical products focused primarily on staff and patient safety in the operating room and sterile processing department. www.aspensurgical.com

Madison Capital Partners has retained Goldman Sachs to advise on a sale of KraussMaffei, a German maker of machinery for manufacturing plastics, according to Reuters. The deal could be valued at upwards of €700 million, with tentative bids expected to come in mid-August. www.kraussmaffei.de

Oracle (Nasdaq: ORCL) has agreed to acquire Xsigo Systems, a San Jose, Calif.–based provider of network virtualization technology. No financial terms were disclosed. Xsigo backers include Crosslink Capital, DAG Ventures, Greylock Partners, Khosla Ventures, Kleiner Perkins Caufield & Byers, North Bridge Venture Partners, Presidio STX, Gold Hill Capital Management and TransLink Capital.www.oracle.com

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