Medtronic looks to beef up security of devices; Alere sees good Q3 results;

> Medtronic ($MDT) is turning to the likes of Symantec to investigate the security of their devices, including insulin pumps, after reports surfaced they could be remotely commanded to shut off or deliver a potentially lethal dose to a patient. Story

> Alere ($ALR) saw Q3 earnings jump as a result of a joint venture with Procter & Gamble ($PG). The company's professional diagnostics segment posted 19% higher revenue. News

> Rep. Erik Paulsen (R-MN) saw nearly $125,000 come in for his reelection campaign from people with connections to medtech companies. Report

> Xeltis has tapped Laurent Grandidier to become its CEO. Xeltis release

> A private-equity firm has bought a majority stake in Bostwick Laboratories, which operates medical diagnostic labs. Financial terms of the deal were not disclosed. Story

And Finally... Olympus' problems continue. Tsuyoshi Kikukawa, the company's new president and chairman, has quit amid the ongoing scandal over financial advisor fees. News