1
Francis A L Esperance Jr: Method for ophthalmological surgery. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, May 19, 1987: US04665913 (318 worldwide citation)

The invention contemplates use of a scanning laser characterized by ultraviolet radiation to achieve controlled ablative photodecomposition of one or more selected regions of a cornea. Irradiated flux density and exposure time are so controlled as to achieve desired depth of the ablation, which is a ...


2
Francis A L Esperance Jr: Apparatus for ophthalmological surgery. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, January 12, 1988: US04718418 (308 worldwide citation)

The invention contemplates use of a scanning laser characterized by ultraviolet radiation to achieve controlled ablative photodecomposition of one or more selected regions of a cornea. Irradiated flux density and exposure time are so controlled as to achieve desired depth of the ablation, which is a ...


3
Francis A L Esperance: Method and apparatus for analysis and correction of abnormal refractive errors of the eye. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, June 2, 1987: US04669466 (282 worldwide citation)

The invention contemplates instrumentation to aid in performing refraction-corrective surgery on the conrea, (1) by determining the topography of the anterior surface of the cornea, the determination being in the form of digitized data entered into computer storage, (2) by determining the local thic ...


4
Francis A L Esperance Jr: Method for performing ophthalmic laser surgery. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, March 22, 1988: US04732148 (203 worldwide citation)

The invention contemplates controlled ablation of the cornea, using ultraviolet laser radiation, wherein irradiated flux density and exposure time are so controlled as to achieve desired depth of the ablation. Sculpturing action results from controlled change of projected laser-spot size, in the cou ...


5
Francis A L Esperance Jr: Apparatus for performing ophthalmic laser surgery. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, March 8, 1988: US04729372 (145 worldwide citation)

The invention contemplates controlled ablation of the cornea, using ultraviolet laser radiation, wherein irradiated flux density and exposure time are so controlled as to achieve desired depth of the ablation. Sculpturing action results from controlled change of projected laser-spot size, in the cou ...


6
Francis A L Esperance Jr: Method of laser-sculpture of the optically used portion of the cornea. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, September 13, 1988: US04770172 (141 worldwide citation)

The invention contemplates removal of epithelium-layer material from the anterior surface of the cornea, as a step preparatory to laser surgery, wherein controlled ultraviolet irradiation of the cornea is operative to surgically ablate corneal tissue within an epithelium-free area which is in the op ...


7
Francis A L Esperance Jr: Method of laser-sculpture of the optically used portion of the cornea. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, September 27, 1988: US04773414 (123 worldwide citation)

The invention contemplates removal of epithelium-layer material from the anterior surface of the cornea, as a step preparatory to laser surgery, wherein controlled ultraviolet irradiation of the cornea is operative to surgically ablate corneal tissue within an epithelium-free area which is in the op ...


8
Francis A L Esperance: Apparatus for analysis and correction of abnormal refractive errors of the eye. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, January 26, 1988: US04721379 (118 worldwide citation)

The invention contemplates instrumentation to aid in performing refraction-corrective surgery on the cornea, (1) by determining the topography of the anterior surface of the cornea, the determination being in the form of digitized data entered into computer storage, (2) by determining the local thic ...


9
John W Warner, Francis A L Esperance Jr: Method and apparatus for performing a keratomileusis or the like operation. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, February 27, 1990: US04903695 (112 worldwide citation)

A conventional keratomileusis procedure is modified to the extent that a controlled tissue-ablating laser radiation is applied solely to the freshly cut part of the cornea that is left after severing the lenticle, the radiation being so controlled and characterized as to effect a volumetric removal ...


10
Francis A L Esperance Jr: Method of laser-sculpture of the optically used portion of the cornea. LRI, Hopgood Calimafde Kalil Blaustein & Judlowe, January 17, 1989: US04798204 (69 worldwide citation)

The invention contemplates removal of epithelium-layer material from the anterior surface of the cornea, as a step preparatory to sculpting laser surgery, wherein controlled ultraviolet irradiation of the cornea is operative to surgically ablate corneal tissue within an epithelium-free area which is ...



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