Corporate-backed cardiovascular imaging technology developer Infraredx has withdrawn a $55m initial public offering it filed for in December 2014.

Infraredx, a US-based cardiovascular imaging technology developer backed by medical equipment manufacturer Nipro and shipping company Intrepid Maritime, has withdrawn a $69m initial public offering (IPO).

The company, which filed for the IPO on Nasdaq in December 2014, cited poor market conditions for its decision. It had initially filed to raise $55m but subsequently adjusted the target upward to $69, according to a previous filing.

Infraredx had planned to use proceeds from the flotation to boost sales and marketing efforts,…