Boy who can"t leave house without oxygen can now enjoy running with his dog thanks to specially-made backpack

Boy who can't leave house without oxygen can now enjoy running with his dog thanks to specially-made backpack <br> Lenny's original bag was designed to be used by older patients and restricted his movement as it was far too large for himA design student came up with an effective solution after a local hospital contacted a firm she was interning withThe new bag doesn't sway from side to side, allowing him to run<br> <p> | <strong>UPDATED:</strong> 17:13 GMT, 22 November 2012 </p> <p>A young boy with a rare lung disease has run around with his pet dog for the first time, after a student designed a lightweight backpack for his vital oxygen supply.</p><p>Lenny Yule, 11, from Linwood, Renfrewshire, has interstitial lung disease which has scarred his organs.

The tiny vacuum that cleans up infections

The tiny vacuum that cleans infections by sucking healing cells into wounds could help thousands of patients | UPDATED: 07:58 GMT, 1 May 2012 The vaccum works by drawing blood into an infected area, which increases the supply of healing cells A new device that ‘vacuums’ surgical wounds and hard-to-treat sores could help thousands of patients.

Engineer with artificial heart has to plug himself into cigarette lighter to keep it pumping on long car journeys

Engineer with artificial heart plugs himself into cigarette lighter to keep it pumping on long car journeys A former fitness fanatic who has an electric artificial heart has to keep himself topped up on long car journeys – by plugging into the cigarette lighter. Chris Marshall, 50, walks around with a backpack full of batteries and connects himself to the mains when he sleeps at night. He suffered a near-fatal heart attack three years ago and underwent a series of gruelling procedures to correct his faulty heart and narrow valves.