Haag-Streit AT 870, Instructions For Use Manual

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DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS
PORTUGUÊS
SVENSKA DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS
PORTUGUÊS
SVENSKA
© HAAG‑STREIT AG, 3098 Koeniz, Switzerland – HS‑Doc. no. 1500.7006000.04260 – 26. Edition / 2020 – 03
1. Safety .......................................................................4
1.1 Areas of application of the device ..........................................................4
1.2 Ambient conditions .................................................................................4
1.3 Shipment and unpacking .......................................................................4
1.4 Installation warnings .............................................................................4
1.5 Operation, environment .........................................................................4
1.6 Disinfection ............................................................................................5
1.6.1 Cleaning and disinfection of the measuring prism .................................5
1.6.2 Visual inspection of the measuring prisms for damages ........................5
1.6.3 Service life of reusable measuring prisms .............................................5
1.6.4 Tonosafe ................................................................................................6
1.6.5 Monthly device checks ...........................................................................6
1.7 Warranty and product liability .................................................................6
1.9 Description of symbols ...........................................................................6
2. Introduction ..............................................................6
2.1 Overview ................................................................................................7
3. Appliance assembly / installation ..........................7
3.1 AT 900 model R .....................................................................................7
3.2 AT 900 model T ......................................................................................7
3.3 AT 900 model BQ ...................................................................................7
3.4 Tonometer AT 870 .................................................................................7
3.5 Which slit lamp with which tonometer ....................................................7
3.6 Description of models ............................................................................8
4. Commissioning ........................................................8
5. Operation
.................................................................8
5.1 Astigmatism ...........................................................................................8
5.2 How pressure is measured ....................................................................8
5.3 Preparing the patient ..............................................................................8
5.4 Patient instructions .................................................................................9
5.5 Preparation of slit lamp and tonometer ..................................................9
5.6 Measuring correctly ................................................................................9
5.7 Sources of error ...................................................................................10
5.7.1 Wrong distance to patient ...................................................................10
5.7.2 Position too far to the right / left ...........................................................10
5.7.3 Position too high / low .......................................................................... 11
5.7.4 Incorrect pressure ................................................................................ 11
6. Technical data ........................................................12
6.1 Applanation tonometer AT 900 .............................................................12
6.2 Applanation tonometer AT 870 .............................................................12
7. Maintenance ...........................................................12
7.1 Repairs .................................................................................................12
7.2 Cleaning and disinfection .....................................................................12
7.3 Checking the Tonometer AT 900 ..........................................................13
7.4 Checking the Tonometer AT 870 ..........................................................14
A. Appendix ................................................................16
A.1 Accessories / consumables / spare parts / upgrade ............................16
A.2 Original Haag‑Streit measuring prism ..................................................16
A.3 Tonosafe disposable prisms .................................................................16
B. Legal regulations ...................................................16
C. Classification .........................................................16
D. Disposal ..................................................................16
E. Standards ...............................................................16
Contents
1500_7006000_04260_Gebrauchsanweisung-AT-900_01_eng.indd 3 1500_7006000_04260_Gebrauchsanweisung-AT-900_01_eng.indd 3 19.03.2020 07:01:50 19.03.2020 07:01:50