METHOD AND APPARATUS FOR DRILLING TEETH WITH A PRESSURIZED WATER STREAM - Patent 1322249

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EP 1 322 249 A2

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(88)	Date of publication A3:
	16.05.2002

(43)	Date of publication:
	02.07.2003 Bulletin 2003/27

(21)	Application number: 01968091.7

(22)	Date of filing: 23.08.2001

(51)	International Patent Classification (IPC)⁷: A61C 3/00

(86)	International application number:
	PCT/US0126/364

(87)	International publication number:
	WO 0201/5810 (28.02.2002 Gazette 2002/09)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

23.08.2000 US 227235 P

(71)	Applicant: Brigham Young University
	Provo, UT 84602-1231 (US)

(72)	Inventors:
	TODD, Robert Provo, UT 84604 (US) HANSEN, Scott Fairfax, VT 05454 (US)

(74)	Representative: Pawlyn, Anthony Neil
	Urquhart-Dykes & Lord,Tower House,Merrion Way Leeds,West Yorkshire LS2 8PA Leeds,West Yorkshire LS2 8PA (GB)

(54)	METHOD AND APPARATUS FOR DRILLING TEETH WITH A PRESSURIZED WATER STREAM