(19)

(11)

EP 2 632 408 A2

(12)

(88) Date of publication A3: 29.03.2012 (43) Date of publication: 04.09.2013 Bulletin 2013/36 (21) Application number: 11807186.9 (22) Date of filing: 18.07.2011

(51) International Patent Classification (IPC):  A61G 9/02(2006.01) (86) International application number: PCT/US2011/001262 (87) International publication number: WO 2012/009020 (19.01.2012 Gazette 2012/03)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 19.08.2010 US 401778 P 16.07.2010 US 399687 P (71) Applicant: Guyton, Dean L. Houston, TX 77021 (US)	(72) Inventor: Guyton, Dean L. Houston, TX 77021 (US) (74) Representative: Brookes Batchellor LLP  46 Chancery Lane London WC2A 1JE London WC2A 1JE (GB)