Diamond scalpel blade
Description
FIG. 1 is a front elevational view of a diamond scalpel blade showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view, the undisclosed right side being a mirror image;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a rear elevational view of a second embodiment of FIG. 1 , the only difference residing in the transparent surface;
FIG. 7 is a top plan view thereof;
FIG. 8 is a left side elevational view thereof, the undisclosed right side a mirror image;
FIG. 9 is a bottom plan view thereof; and,
FIG. 10 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D58324 | July 1921 | Heller |
D271004 | October 18, 1983 | Sun |
D322673 | December 24, 1991 | Muller |
D370532 | June 4, 1996 | Epstein et al. |
864812 | September 1907 | Thuillier |
5217476 | June 8, 1993 | Wishinsky |
5217477 | June 8, 1993 | Luger |
5224950 | July 6, 1993 | Prywes |
5336235 | August 9, 1994 | Myers |
5352233 | October 4, 1994 | Anis |
- Eye World, Nov. 1996, I.Howard Fine, M.D. "The Rhein 3D Diamond Blade" similar front profile but very different back top, bottom, and side. Ocular Surgery News Jan. 1996, Charles H. Williamson Article similar bottom view but totally different top, front profile,and side views. Koi, 1996 adv., Shepard Clear Cornea Diamond Knife similar bottom view but totally different on all other view with top facets beig equal with bottom facet and having a different over all shape. Akorn-Metico, 1996 cat., Diamond Kinives from Akorn Metico same design as Koi in tapered spear. Rhein Medical Inc, 1996 cat., 05-5019 Clear Corneal Knife with sharp edges same as KOI design. Huco. 1996 cat., Clear Cornea 90.degree.trapezoide (4edges) same as KOI design. Asico, 1996 cat., Clear Corneal blade configuration 11 same as KOI design. Accutome, 1996 cat., Trapezoid similiar bottom view but totatlly different all other views.
Patent History
Patent number: D405178
Type: Grant
Filed: Jan 7, 1997
Date of Patent: Feb 2, 1999
Inventor: Ronald Eugene Dykes (The Woodlands, TX)
Primary Examiner: Pamela Burgess
Application Number: 0/64,625
Type: Grant
Filed: Jan 7, 1997
Date of Patent: Feb 2, 1999
Inventor: Ronald Eugene Dykes (The Woodlands, TX)
Primary Examiner: Pamela Burgess
Application Number: 0/64,625
Classifications
Current U.S. Class:
Cutting, Abrading, Scraping Or Puncturing (31) (D24/146);
Faceted (D11/90)
International Classification: 2402;
International Classification: 2402;