R.N. These fresh investments will allow existing health centers to boost and expand vital main health care services, and continue steadily to meet the improved demand for providers. Health center grantees requesting ES funds must demonstrate how these funds will be used to expand medical capability and solutions to underserved populations within their support areas. For grant software information, please visit Applications are due January 6, 2011 at 8 P.M. E.T..31, 2015 –A small, wireless center pacemaker showed guarantee in early tests and could offer an alternative to typical, wired pacemakers, researchers report. Experts say, however, there are some safety concerns with the brand new device still. The wireless pacemaker is mounted on the heart using a catheter inserted through a leg. Traditional pacemakers use a wires and generator, and they require surgery to be implanted.