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1. WO2004002381 - LASER VISION CORRECTION APPARATUS AND CONTROL METHOD

Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

[ EN ]

We claim:
1. A device readable medium including a storage structure, for use in
controlling a laser vision correction system, and having stored in said storage
structure at least a first, readable, corrective instruction reference having a preprogrammed correspondence to an encoded corrective, instruction. .
2. The device readable medium of claim 1, further wherein said first
corrective instruction reference is a necessary but not a sufficient component for enabling a laser platform to execute a customized corrective instruction.
3. The device readable medium of claim 2, further comprising a second,
readable corrective instruction reference stored in said storage structure, wherein said second corrective instruction reference is a necessary but not a sufficient
component for enabling the laser platform to execute the customized corrective . instruction.
4. The device readable medium of claim 3, wherein the first corrective
instruction reference and the second corrective instruction reference are, in
combination, sufficient components for the execution of the customized corrective instruction by the laser platform.
5. The device readable medium of claim 3, further comprising a third, •
readable, corrective instruction reference stored in said storage structure, wherein said third corrective instruction reference is a necessary but not sufficient
component for enabling the laser platform to execute the customized corrective instruction.

6. The device readable medium of claim 5, wherein the first corrective instruction reference, the second corrective instruction reference, and the third corrective instruction reference are, in combination, sufficient components for the execution of the customized corrective instruction by the laser platform.
7. The device readable medium of claim 3, wherein the first corrective instruction reference and the second corrective instruction reference have, in combination, a data storage requirement < 1000 bytes.
8. The device readable medium of claim 5, wherein the first corrective instruction reference, and the second corrective instruction reference, and the third corrective instruction reference have, in combination, a data storage requirement < 1000 bytes.
9. The device readable medium of claim 3, wherein the second corrective instruction reference has a pre-programmed correspondence to at least one of an encoded user ED and an encoded laser platform ED.
10. The device readable medium of claim 5, wherein the third corrective instruction reference has a pre-programmed correspondence to at least one of an encoded user ED and an encoded laser platform ED.
11. The device readable medium of claim 1 , further comprising disablement means for limiting the enablement of the laser platform to a pre-set number of uses.
12. The device readable medium of claim 11, wherein the pre-set number of uses is a single use.

13. The device readable medium of claim 11, wherein the pre-set number of uses consists of two uses limited to a single use for each of two eyes of a single patient.
14. The device readable medium of claim 1, further comprising a beam transmitting and characterizing feature.
15. The device readable medium of claim 14, wherein the beam transmitting and characterizing feature comprises an aperture.
16. The device readable medium of claim 15, wherein the aperture comprises a directly transmitting portion for sizing the beam and a diffractively transmitting portion for shaping an energy profile of the beam.
17. The device readable medium of claim 16, wherein the beam energy profile is a truncated Gaussian.
18. The device readable medium of claim 16, comprising two apertures having differently sized directly transmitting portions.
19. The device readable medium of claim 18, further comprising a third aperture having only a directly transmitting portion.
20. A laser vision correction system, comprising:
a calculation module adapted to receive an input data relating to a refractive defect of a patient's eye and to calculate a customized corrective instruction based upon said input data, said calculated customized corrective instruction being resident in said calculation module as an encoded customized corrective instruction corresponding to a pre-programmed first corrective instruction reference;

a device readable medium including a storage structure having stored therein at least a first, readable, corrective instruction reference corresponding to the encoded customized corrective instruction; and
a laser platform adapted to receive the medium and enabled to execute the customized corrective instruction upon a necessary recognition of the first corrective instruction reference corresponding to the encoded customized corrective .instruction.
21. The system of claim 20, wherein the medium has stored therein at least a second instruction reference that corresponds to a second, encoded corrective instruction, wherein a recognition of the correspondence by the laser platform is a necessary and sufficient condition for enablement and execution of the customized corrective instruction.
22. The system of claim 20, wherein the calculation module is external to the laser platform.
23. The system of claim 21 , wherein the calculation module resides in a diagnostic platform that generates at least some of the input data.
24. The system of claim 20, wherein the calculation module is a computer software routine running a laser ablation algorithm.
25. The system of claim 20, wherein the input data is indicative of a refractive defect of a patient's eye, and the customized corrective instruction comprises an ablation treatment instruction intended to remedy the refractive defect.

26. The system of claim 25, wherein the customized corrective instruction comprises a plurality of different customized corrective instructions defining a selection of laser vision correction treatments.
27. The system of claim 21, wherein the second encoded corrective instruction refers to at least one of a user ED and a laser platform ED.
28. The system of claim 21 , wherein a total data storage requirement of all of the instruction references is < 1000 bytes.
29. The system of claim 20, further comprising a graphical user interface (GUI) operably associated with the laser platform, and a configuration file operably associated with the laser platform and the GUI, wherein the
configuration file will initiate a particular GUI associated with the customized corrective instruction only when the corresponding corrective instruction reference is recognized by the configuration file.
30. The system of claim 20, further comprising a diagnostic platform in operable communication with the calculation module, wherein said diagnostic platform is a source of the input data, and wherein the calculation module is a software routine resident in the diagnostic platform.
31. The system of claim 30, wherein the diagnostic platform comprises at least one of a topography device, a wavefront sensor device, an optical coherence tomography device, an ultrasound pachymetry device, an autorefractor device, a slit lamp ophthalmoscope device, and a subjective manifest refraction device.

32. A method for controlling a laser vision correction system, comprising: providing, to a third party, a device readable medium as set forth in claim 1, for use in a laser platform to enable and execute the laser vision correction.
33. The method of claim 32, wherein providing the device readable medium comprises providing the medium on a remunerative basis that is commensurate with a corrective instruction reference corresponding to a type and/or a number of customized corrective instructions.- 34. A method for controlling a laser vision correction system, comprising:
determining a customized corrective instruction for correcting an ophthalmic refractive defect;
encoding said instruction;
providing a pre-programmed first corrective instruction reference in a transferable medium that corresponds to said encoded instruction;
providing, in a laser platform adapted for receiving said transferable ' medium, a means for recognizing the first instruction reference as a necessary condition for enablement and execution of the customized corrective instruction.

35. The method according to claim 34, further comprising:
providing a GUI operably communicating with the laser platform, wherein said GUI is configured according to the first instruction reference and
corresponding customized instruction.
36. The method according to claim 34, further comprising:
providing at least one of an encoded user ED and an encoded laser platform ED;

providing at least a second corrective instruction reference in the transferable medium that corresponds to one of the encoded user ED and the encoded laser platform ED, wherein the at least second instruction reference is recognized in the laser platform as a necessary condition for enablement and execution of the corresponding customized corrective instruction..
37. The method according to claim 34, further comprising:
providing an encoded user ED and an encoded laser platform ED; and
providing a second corrective instruction reference and a third corrective instruction reference in the transferable medium, which correspond to the encoded user ED and the encoded laser platform ED, wherein the second instruction reference and the third instruction reference are recognized in the laser platform as necessary conditions for enablement and execution of the customized corrective instruction.
38. The method according to claim 34, wherein the recognition of the first instruction reference is a sufficient condition for enablement and execution of the corresponding customized corrective instruction.
39. The method according to claim 36, wherein the recognition of the first and second instruction references is a sufficient condition for enablement and execution of the corresponding customized corrective instruction.
40. The method according to claim 37, wherein the recognition of the first, second, and third instruction references is a sufficient condition for enablement and execution of the corresponding customized corrective instruction.

41. The method according to claim 34, wherein determining the customized corrective instruction comprises using a diagnostic input data indicative of the ophthalmic Tefractive defect.
42. The method according to claim 34, wherein providing the pre-programmed first corrective instruction reference in the transferable medium comprises providing a device readable medium containing the instruction reference.
43. The method according to claim 35, wherein providing the means for ' recognizing the first instruction reference comprises providing a configuration file in the laser platform that upon recognition of the instruction reference enables the GUI associated with the matching corrective instruction.
44. - The method according to claim 34, further comprising providing, in the transferable medium, a disablement means for controlling the use of the laser platform.
45. The method according to claim 44, wherein the laser platform is controlled for a pre-set number of uses.
46. The method according to claim 45, wherein the pre-set number of uses is a single use.
47. The method according to claim 45, wherein the pre-set number of uses is a single use for each of two eyes of a patient.