Patent ID: 11883089
Assignee: MEDTRONIC, INC.
Field: Medical technology (Instruments)
Classification: CPC A  C | IPC A  C

Claim 18:
19. An article comprising:
(a) an electrosurgical cutting blade comprising a metal electrode, and
(b) a visible vitreous enamel coating on at least a portion of the metal electrode,
wherein incident light striking the vitreous enamel coating is diffusely reflected or absorbed, and the vitreous enamel coating exhibits a 60° gloss value less than 100 gloss units as measured according to ASTM D523-14, Standard Test Method for Specular Gloss, and wherein the vitreous enamel coating contains sufficient refractive inorganic pigment to cause the coating to absorb or scatter incident light, wherein the inorganic pigment is more refractive than the vitreous enamel coating.