Zacks.com submits: Medtronic, Inc. ( MDT ) ( Analyst Report ) has recently initiated a recall of its infusion sets due to manufacturing defects. Infusion sets are thin tubes that deliver insulin from insulin pumps to diabetes patients. The defective Quick-set infusion sets are not allowing insulin pumps to properly vent air pressure, thereby supplying inaccurate doses of insulin to patients. This has often resulted in serious injury or death. Medtronic has estimated that about 60,000, o