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NEDERLANDS SVENSKA INSTRUCTIONS FOR USE Introduction Applanation tonometer Thank you for choosing a Haag-Streit device. Provided you comply carefully with the regulations in this instructions for use, we can guarantee the reliable and AT 900 / AT 870 ® unproblematic use of our product.
Repairs ....................12 Operation, environment ................. 4 Cleaning and disinfection ..............12 Disinfection .................... 5 Checking the Tonometer AT 900 ............13 1.6.1 Cleaning and disinfection of the measuring prism ......... 5 Checking the Tonometer AT 870 ............14 1.6.2 Visual inspection of the measuring prisms for damages ......
ENGLISH DEUTSCH FRANÇAIS ITALIANO ESPAÑOL PORTUGUÊS NEDERLANDS SVENSKA Safety must be signed by you and by the representative of the transport company. • Leave the device in the packaging for a few hours before unpacking it (condensa‑ DANGER! tion). Failure to comply with these instructions may result in material damage •...
SVENSKA NEDERLANDS PORTUGUÊS ESPAÑOL ITALIANO FRANÇAIS DEUTSCH ENGLISH 1.6 Disinfection • Improper preparation can result in the transmission of diseases to the patient and user as well as damage to the measuring prism. NOTE! • Residue from cleaning agents and disinfectants may irritate and burn The device does not need to be disinfected.
The measuring prisms are stamped with an expiry date ( ). They must • Haag-Streit products must be used only for the purposes and in the manner des- not be used beyond this date. Haag‑Streit recommends a maximum ser‑ cribed in the documents distributed with the product.
3.1 AT 900 model R A pivot is required for use of the Applanation Tonometer AT 900 model R o n the BM 900 slit lamp. It is assembled as follows: 1. Unscrew the mounting screw found at the top, on the microscope's middle cyl‑...
– only through the left eyepiece. neal astigmatism greater than 3 dioptres, since the flattened area is not circular but • The Applanation Tonometer AT 900 model T is set on the guide plate over the slit elliptical. •...
NOTE! A smooth operation can only be guaranteed with the use of original Observation: with AT 900 model R in the left eyepiece Haag‑Streit measuring prisms and Tonosafe. with AT 900 model BQ in the right eyepiece AT 900 model T 1.
ENGLISH DEUTSCH FRANÇAIS ITALIANO ESPAÑOL PORTUGUÊS NEDERLANDS SVENSKA flattened surface is observed in the form of two semicircles of similar size in the Fluorescein band too small (2) middle of the visual field (A). The tear fluid dried during the longer-lasting measuring. 7.
SVENSKA NEDERLANDS PORTUGUÊS ESPAÑOL ITALIANO FRANÇAIS DEUTSCH ENGLISH Whole lower semicircle – part of the upper semicircle (7) Correct setting! (14) Measuring prism not centred on the eye, eye still too far to the Two semicircles appear exactly in the middle of the eyepiece. left.
SVENSKA Technical data 1. Nominal value 0 mN 32.66 mN 2. Maximum limiting deviation 6.1 Applanation tonometer AT 900 3. Limiting deviation of 0 to 32.66 + 0.49 mN Measuring force gen- through leverage weight. mN: Maximum = 0.49 mN erated 4.
DEUTSCH ENGLISH NOTE! IP code: IPX0 (device is not protected against liquids) 7.3 Checking the Tonometer AT 900 NOTE! This check must be carried out once a month. If the check yields errone‑ ous results, please check the following points: 1.
1. Is the measuring prism properly positioned? 2. Is the control weight correctly set? 3. Repeat the check. Defective equipment must be sent immediately to your Haag‑Streit representative. AT 900 model R AT 900 model T AT 900 model BQ AT 870 NOTE! Haag‑Streit offers a repair and service package.
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SVENSKA NEDERLANDS PORTUGUÊS ESPAÑOL ITALIANO FRANÇAIS DEUTSCH ENGLISH Check the drum position 2 • The control weight is to be used for this inspection. The weight rod is engraved with five rings. The middle ring corresponds to a scale value of 0, the rings imme‑ diately to its left and right correspond to a value of 2, and both outside scale rings have a value of 6.
13485. • WARNING! The AT 900 tonometer is a Class I device with measuring function in accordance • Do not modify this equipment without authorization of the manufacturer. with Appendix IX of Directive 93/42/EEC. By affixing the CE mark we confirm that Installation and repairs may only be performed by trained specialists.
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FRANÇAIS ITALIANO ESPAÑOL PORTUGUÊS NEDERLANDS SVENSKA Should you have any further questions, please contact your Haag‑Streit representative at: http://www.haag-streit.com/contact/contact-your-distributor.html HAAG-STREIT AG Gartenstadtstrasse 10 0297 3098 Koeniz, Switzerland Phone +41 31 978 01 11 +41 31 978 02 82 eMail info@haag-streit.com Internet www.haag-streit.com...
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