Patient Database IOLMaster, IOL Master, Intraocular Lens Calculations Zeiss IOLMaster
Carl Zeiss Meditec IOLMaster, Patient Database IOL Master, Intraocular Lens Calculations Zeiss IOLMaster Eye Cataract Surgery Eyes

2006-05-12

Warren Hill, M.D.
Carl Zeiss Meditec IOLMaster - IOL Master
Software Features

printable version
(pop-up window)

PATIENT DATABASE

N KEY

N key. This allows you to enter new patient data, or review prior measurements from established patients. Depending on how the IOL Master software has been configured by the user, this information will be stored anywhere from 5 to 100 days. After that time, patient information will automatically be deleted in order to conserve space on the IOL Master hard drive.

Patient data may be retrieved for reviewing, editing, or printing. Patient data may also be exported via the serial port, or written directly to a diskette via the IOL Master A drive.



Enter new patient data (New Patient), by using the keyboard. Use numbers, letters, ".", "-" and "_" ONLY; other special characters are not recognized by the IOL Master software.

Use the TAB or ENTER keys, or the mouse, to move the text cursor to the next text box.
Note: To prevent any confusion with patient information, it is very important to enter patient data as: last name, first name, and date of birth. Patient information is saved as it is being typed. The date of birth must be in the format of: mm/dd/yy. The year of birth may also be entered as: yyyy. For patients less than two years of age, and greater than 100 year of age, a four digit birth year must be entered.
Visual acuity information must be entered in the format set via Options > Setup / Program Settings.

When you have finished entered patient information, click on the New icon:



or select the Enter key on the keyboard. This will automatically activate the Overview Mode, turning on the fixation light and the illuminating LEDs. At any time, you may exit the application, and the Windows 98 operating system, by selecting the
shut down
Exit button.

New patients:
To add a new patient to the IOL Master database, use the or the N key.

Data from the previous patient will then be cleared from the display, but remain stored on the hard drive from 5 to 100 days, depending on how the IOL Master software is configured by the user in the Program Settings area. On the screen, the dialog box for patient data entry reappears.
Note: Patient data, and measurement results, will not be deleted from the Optimization of Lens Constants data tables.
After you have typed in and confirmed the next patient's information, the program will then switch to the Overview Mode to assist you in aligning the patient prior to measuring the axial length.
Note: Measurements with the IOL Master may be carried out in any order that you wish, with the above being only a suggestion. The one exception is that keratometry must precede the measurement of anterior chamber depth.
Using the patient database:

Note: The IOL Master is not designed to serve as an archive for patient data.
The database field is structured in the same way as Windows Explorer. A "+" sign at the branch indicates that the database already holds measurement results for this patient.
By clicking on the "+" sign, data of previous measurement(s) becomes visible.
By clicking on the "-" sign, the database branch collapses.
Patient data records are sorted by last name and alphabetically. To review a specific patient data record, use the Search text box. If you place the cursor in this box, and then type in the desired last name, all corresponding data records for that patient will be listed.

If additional patient measurements are made before the selected interval for deletion has been reached, patient information can be instantly viewed by clicking the patient's name.

If you would like to take a new measurement, click the New button, or use the shortcut key ALT + N.


Recalling previous measurement results:

Previous measurements for individual patients can be reviewed as follows:
  • Click on the "+" sign in front of the patient's name.
  • Use the cursor to select the date you wish to review.
  • To recall the record, double-click on the date, click the Open button or select the shortcut keys ALT+ O.

Viewing and editing patient data records:

Automatic Right/Left detection is deactivated. To choose a side, press the R or L key, or click with the mouse onto the desired side.


Software Option A
Erasing a patient:

To delete a selected patients data from the IOL Master database, choose one of the following options:
  • Select the patient (by clicking on the name) and press the Del key. or
  • From the Patient menu, select the Erase function.
  • Confirm that you wish to proceed with the deletion with YES.

Software Option A
Renaming a patient:

If you need to edit a patient's Last Name, First Name, Date of Birth, or ID Number, this can be done in the following manner:
  • Select the patient (by clicking on the name). Then, from the Patient menu, activate the Rename function or press the shortcut keys CTRL + U.
  • In the patient data dialog box, edit the desired entries.
  • After selecting the Rename button, the patient data file will automatically be updated with any changes that have been made.


Please check back at regular intervals for software updates.
Zeiss IOL Master

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Cataract Surgery

2006-05-12
cataract surgery
 
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Cataracts are classified as one of three types: a nuclear cataract is most commonly seen as it forms. This cataract forms in the nucleus, the center of the lens, and is due to natural aging changes. A cortical cataract, which forms in the lens cortex, gradually extends its spokes from the outside of the lens to the center. Many diabetics develop cortical cataracts. A sub-capsular cataract begins at the back of the lens. People with diabetes, high farsightedness, retinitis pigmentosa or those taking high doses of steroids may develop a sub-capsular cataract. Cataract symptoms cataract starts out small, and at first has little effect on your vision. You may notice that your vision is blurred a little, like looking through a cloudy piece of glass or viewing an impressionist painting. A cataract may make light from the sun or a lamp seem too bright or glaring. Or you may notice when you drive at night that the oncoming headlights cause more glare than before. 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