Welch-allyn SureSight Vision Screener - User Manual Manual de usuario

4341 State Street RoadSkaneateles Falls, NY 13153-0220703692 Rev. B

6Equipement de type BF.Double isolation.Homologations ETL : UL 2601-1, CSA C22.2, No 601.1 et IEC 60601-1, AS3200.1, IEC 60601-1-2Obedece la norma aus

7Note: This product complies with current required standards for electromagnetic interference and should not present problems to other equipment or b

8Technical SpecificationsTechnology: Welch Allyn proprietary autorefractor hardware/algorithmWorking distance: 14 inches (35 cm.)Distance detection: A

9Laser safety: Class 1 Laser Product per CDRH 21CFR 1040.10 and 1040.11, IEC 60825-1:2001The maximum output of the laser radiation not to exceed 33 µW

10Function and Intended ApplicationThank you for purchasing the Welch Allyn SureSight™ Vision Screener. Please read and follow the instructions found

11SureSight™That’s why Welch Allyn created SureSight™, the first objective, accurate vision test that ensures reliable early detection of refractive e

12SureSight Display, Controls, and Features“Right” eye fieldSphere(see glossary)Cylinder(see glossary)Differencebetween the eyesChild/adult calibratio

13Charging Jack ReceptacleReceptacle for RS232 ConnectionBattery CompartmentFixation LEDsDistance SensorIR link to printer

14First Time Set-UpStand• Insert right angle connector into stand• Optional: Two strips of hook and loop fasteners are provided on the stand. Attach

15ControlsThe buttons on the back of the instrument function as follows:The instrument will turn off when unused for 1 minute. Any button pressed on

16Test Procedure:• Push the “GO” button on the unit • Check that the patient is fixated correctly throughout the test.• Position the unit at the corre

17Important Operating TipsTo insure accurate results and quick tests:• Ambient Lighting:- Don’t perform by uncovered windows- Dimmed light can help fo

18ResultsReliability Number indicates the number of good readings obtained and their consistency, based on a 1 to 9 scale (higher numbers are better).

19Approximate Relationship of Sphere to Visual Acuity00Ages 5-15Referral CriteriaReadings outside the normal limits should be confirmed prior to refer

20• S – Sphere: Negative numbers are representative of myopia, or near-sightedness. Myopia is when distant images are blurry resulting from too much

21Plus or Minus Cylinder ConventionDifferent eye care providers express astigmatism in different forms. Ophthalmologists typically express it in plus

22Replacement and Recycling of BatteryReplacing the Battery1) Open the battery cover located on the underside of the unit by sliding it in the directi

23Recycling Lithium Ion BatteryWelch Allyn now employs the services of an agency which can disassemble and recycle all components of rechargeable batt

24Hand Strap Replacement1) Position the unit so that the hand strap is facing up and the battery door com-partment is toward you.2) Push the hand stra

25Service, Calibration, and Warranty InformationThe serial number is located on a label inside the battery door.WarrantySureSight InstrumentWelch Ally

Table of ContentsWarnings & Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Mises en garde et symboles . . . . . . . . . . .

26Service and WarrantyFor customers in North America, please return instruments requiring service to Welch Allyn Technical Service Department listed b

27AppendixGlossary of TermsAmblyopia: An uncorrectable marked loss of visual acuity in one eye; “lazy-eye”. Causes of amblyopia include: refractive

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4341 State Street RoadSkaneateles Falls, NY 13153-0220

Hand Strap Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . 24Cleaning and Sterilization of the SureSight . . . . . . . . . . . . 24Se

1Warnings & SymbolsATTENTION: Refer to the operating instructions. This symbol ( ) is intended to advise the user of the presence of important o

2Do not attempt to connect the positive and negative battery terminals to each other, nor to any other device.“Caution” - use of controls or adjustmen

3ETL listed: UL2601-1, CSA C22.2 No. 601.1, IEC 60601-1, AS 3200.1.IEC 60601-1-2Australia EMC Framework ComplianceThe CE mark on this device indicates

4Mises en garde et symbolesATTENTION : Consulter le mode d'emploi. Ce symbole ( ) signale à l’utilisateur la présence de renseignements importa

5Ne pas essayer de démonter ou de modifier le bloc-batterie. Il ne contient pas de pièces réparables par l'utilisateur.Ne pas essayer de souder d