Welch Allyn Schiller AT-2plus Manual Download Page 50

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AT-2plus User Guide Spirometry Supplement

Page 40

AT-2plus Spirometry Supplement

Page 40

Norm Values

Composite Norm Values

Selection of the Composite normals provides selected equations taken from other tables as follows:

Value

Equation Reference

FVC

Knudson

FEV1

Knudson

FEV3

Crapo

FEF25 - 75

Knudson

FEF75 - 85

Morris

FEF.2 - 1.2

Morris

MVV

Crapo

SVC

Knudson (same as FVC)

Norm Values

Composite Norm Values

Selection of the Composite normals provides selected equations taken from other tables as follows:

Value

Equation Reference

FVC

Knudson

FEV1

Knudson

FEV3

Crapo

FEF25 - 75

Knudson

FEF75 - 85

Morris

FEF.2 - 1.2

Morris

MVV

Crapo

SVC

Knudson (same as FVC)

Summary of Contents for Schiller AT-2plus

Page 1: ...i i AT 2plus Spiro Option AT 2plus Spiro Option Schiller Menu Manuals...

Page 2: ...296 682 140 Tel 800 561 8797 Fax 01296 682 104 Fax 905 890 0008 Copyright 1999 by Welch Allyn Schiller AT 2plus Spiro Option User Guide Article Number 2 510339wa Welch Allyn Inc 7420 Carroll Road San...

Page 3: ...r an authorized agent Purchase date determines warranty requirements No other express warranty is given Disclaimer The Information in this guide has been carefully checked for reliability however no g...

Page 4: ...o Schiller AG for disposal Alternatively dispose of the unit in municipally approved recycling centres This equipment has been tested and found to comply with the limits for a class A digital device p...

Page 5: ...ns connector on the back panel Remove the fuse panel and replace the fuse s Click back the fuse panel Power Supply The mains connection is on the rear of the unit The power supply voltage is set by th...

Page 6: ...IF INDICATED FEDERAL LAW IN THE USA RESTRICTS THIS DEVICE TO SALE BY OR ON THE ORDER OF A PHYSICIAN PHYSICIAN S RESPONSIBILITY THE AT 2PLUS AND THE SP 250 SENSOR ARE PROVIDED FOR THE EXCLUSIVE USE OF...

Page 7: ...USE TO ELIMINATE THE DANGER OF CROSS CONTAMINATION DO NOT USE THE MOUTHPIECE FOR MORE THAN ONE PATIENT Safety Notices TO PREVENT ELECTRIC SHOCK DO NOT DISASSEMBLE THE UNIT NO SERVICEABLE PARTS INSIDE...

Page 8: ...ation is excluded from this guide except where necessary to operate the unit or understand the results Intended Use TheAT 2plus and the SP 250 sensor can be used to measure Forced Vital Capacity FVC F...

Page 9: ...ix ix...

Page 10: ...x x...

Page 11: ...TECHNICAL DATA 48 ACCESSORIES ORDERING 49 SPIROMETRY TIPS HOW TO DO IT AND COMMON PITFALLS AND PROBLEMS How to Do It 50 FVC 51 FEV1 52 Patient Related Problems 53 INDEX 54 Contents CONTENTS 1 INTRODUC...

Page 12: ...ntains a sensitive measuring device and must always be handled with care Do not allow the sensor to be dropped or subjected to any sudden blows Introduction The Spirometry function of the SCHILLERAT 2...

Page 13: ...e 3 Press the Patient key and enter patient data see page 11 4 PresstheALT Key to display the menu options The pulmonary menu is displayed SP 250 ALT C ECG ALT P SPIRO ALT Procedure Overview WARNING F...

Page 14: ...test Key 3 3 AUTO MVVtest Key 4 4 5 MV test Key 6 6 20 Results Key 7 7 5 10 Pre Post Key 8 8 25 Calibration Key 0 0 1mV Settings M Memory C ECG Procedure Overview Key 1 1 FVCtest Key 2 2 SVC test Key...

Page 15: ...ibrated At the beginning of each day If the sensor is changed When a significant temperature or pressure difference occurs The calibration procedure is detailed on page 21 Procedure Overview 5 If usin...

Page 16: ...n litres being represented on the vertical axis and the time in seconds on the horizontal axis ALSO SEE SPIROMETRY TIPS AT THE END OF THIS BOOK Procedure Overview 8 Select test Forced Vital Capacity F...

Page 17: ...t should breathe normally 3 times and then inhale maximally to total lung capacity and then expire maximally Make sure that the patient understands what is required of him Procedure Overview MVV Test...

Page 18: ...e lowest FVC FEV1 value of the tests already made and stored will be overwritten NOTE The marked results correspond to the displayed test curve Procedure Overview 9 Click the Auto START key The flow s...

Page 19: ...nd post and the percentage change i e difference between pre and post medication results The diagnosis resulting from the premedication test is also given on this printout Procedure Overview 11 Repeat...

Page 20: ...or all parameters except the following which are based solely on the highest FVC FEV1 value FEF0 2 1 2 FEF25 75 FEF75 85 FEF25 FEF50 FEF75 FIF50 Definition of Best In accordance with the ATS Spirometr...

Page 21: ...tients race W B W for White B for Black all languages except American see page 20 C H B A C for Caucasian H for Hispanic B for Black or A forAsian American only see page 20 Entering Patient Data Each...

Page 22: ...d value This can account for a possible variation Where a difference exists the values given on the printout are always the more accurate Displaying the Results in Tabular Form Press the Results optio...

Page 23: ...532 129 FEV 1 FVC 8 23 9 36 114 FEF 2 1 2 l s FEF 25 75 l s FEF 75 85 l s PEF l s FEF 25 l s FEF 50 l s FEF 75 l s FMFT s FIVC l FIV1 l FIV1 FIVC FIV1 FVC PIF l s FIF50 l s Displaying the Results in T...

Page 24: ...e given formulas The 85 race compensation is calculated only when the following normal values are selected COMPOSITE KNUDSON CRAPO MORRIS POLGAR Race Influences on Norm Values According to the setting...

Page 25: ...f last calibration The diagnostic statement if enabled in Settings menu The MTAidentification The user identification The date and time of the printout The software version Printout Click the PRINT co...

Page 26: ...s 1 Time Scale 20mm s 2 Flow graph on printed 3 Flow graph off 4 Volume graph on printed 5 Volume graph off 6 Curve Format Best 7 CurveFormatAll Spiro Settings This menu option defines all the general...

Page 27: ...on diagnosis printed 1 Diagnosis off diagnosis not printed 2 PEF l m Peak Expiratory flow calculation litres minute 3 PEF l s Peak Expiratory flow calculation litres second Spiro Settings Flow Graph V...

Page 28: ...und Quanjer 9 Finnish Quanjer ALT 0 1mV 0 1mV 0 1mV 5 10 0 Indian DIAGNOSISACCORDINGTO ITS RECOMMENDATIONSISAVAILABLEWHENAMERICANISSET SEEPAGE20 Spiro Settings Normals The Normal value standards are g...

Page 29: ...LT 0 1mV 0 1mV 0 1mV 7 5 10 0 Measurement type Vol f t 1 Measurement type Flow f Vol 2 Flow loop 4 Report Type Best 5 Report Type Measurement 1 Flow f t Flow f vol Flow loop Spiro Settings Measurement...

Page 30: ...uage is Standard English Define American or Standard English as follows ALT 0 1mV 2 5 10 For American English ALT 0 1mV 2 2 For Standard English Spiro Settings American and Standard English The unit l...

Page 31: ...key 8 The following screen is displayed ALT then 8 25 Last calib 25 03 99 BTPS Factor 1 090 Calib Factor 1 002 Temperature 21 o C Measured volume 0 00 l Syringe Vol 6 00 l Calibration To calibrate pr...

Page 32: ...sensor e g pumping 2 litres 3 times amounts to 6 litres the recommended volume with a 2 litre pump is 4 litres and with a 3 litre pump 6 litres Calibration LastCalibration date of last calibration BT...

Page 33: ...and I before recalibrating Click the PRINT copy key to obtain a printout of the calibration report with measurement details time and date of calibration andagraphoftheflow Calibration CalibrationProc...

Page 34: ...of the forced vital capacity FVC MEF25 flow speed of the expired air by 75 of the forced vital capacity FVC MEF75 FEF25 MEF50 FEF50 MEF25 FEF75 Explanation of Measured Values FVC Forced expiratory Vi...

Page 35: ...imum inspiratory flow speed in litres second MIF Maximum Inspiratory Flow Maximum inspiratory flow in litres MIF50 flow speed by 50 of the forced inspiratory vital capacity Explanation of Measured Val...

Page 36: ...Condition 80 70 Restrictive 80 Obstructive 70 Combined 80 70 The measurement FEV1 FVC or FEV1 VC will adapted on the screen and on the printout Diagnosis The diagnostic interpretation is dependent up...

Page 37: ...f LLN Severe Obstruction FEV1 FVC is 40 of LLN Mild Restriction FVCpredicted is 60 to 80 Moderate Restriction FVCpredicted is 50 to 60 Severe Restriction FVCpredicted is 50 Diagnosis Diagnosis Setting...

Page 38: ...ing pages IMPORTANT Due to great differences in the size of the lungs of children there are no standard values for children under 6 years of age Norm Values The norm values used for the calculation of...

Page 39: ...0 470 3 218 x H 0 025 x A 1 596 MEF50 3 794 x H 0 031 x A 0 352 2 450 x H 0 025 x A 1 156 MEF25 2 605 x H 0 026 x A 1 336 1 050 x H 0 025 x A 1 107 H Height in meters A Age Norm Values Norm Values for...

Page 40: ...2 7 0 95 x H2 7 FEV1 0 84 x H2 7 0 81 x H2 7 FEV1 SVC 0 84 0 84 MEF PEF 8 2 x H 6 8 6 6 x H 5 3 MEF50 5 6 x H 4 4 4 6 x H 3 3 H Height in meters Norm Values Quanjer Tammeling Comparisons The Quanjer a...

Page 41: ...09Fi PEF25 1 372 0 938In H 0 0152A 0 000036A 2 FEV1 FVC 92 33 FEV1 FVC 118 993 3 0320H 2 6 9053In A H Height in meters A Age in years W Weight in kg Fi Body fat index H 3 W Norm Values Austrian Standa...

Page 42: ...9 4 81 x H 0 020 x A 2 81 1 09 4 04 x H 0 022 x A 2 35 FEV 1 01 09 3 44 x H 0 033 x A 1 00 1 09 2 67 x H 0 027 x A 0 54 A Age H Height in meters Norm Values Swedish Standards Berglund The Swedish Berg...

Page 43: ...33 H 2 1533 FEV1 FVC exp 0 00062 x A 0 1586 x log A 0 0853 H 2 0975 PEF l s exp 0 00677 x A 0 4017 x log A 0 7422 H 0 9661 A Age H Height in meters log Logarithm to base 10 Norm Values FinnishStandard...

Page 44: ...0088 x H 0 0301 x A 1 0402 0 0113 x H 0 0288 x A 0 5012 MVV 1 3056 x H 0 5228 x A 93 2102 0 7149 x H 0 3624 x A 25 0208 A Age H Height in meters Norm Values IndianEquations The Indian equations are va...

Page 45: ...0271 x A 3 512 0 1123 x H 0 0257 x A 2 745 FEV3 FVC 0 1593 x H 0 1450 x A 112 090 0 2380 x H 0 1630 x A 118 160 MVV 3 4040 x H 1 2600 x A 21 400 2 0500 x H 0 5700 x A 5 500 Norm Values for USA and Can...

Page 46: ...1 x H 0 0152 x A 1 914 0 0605 x H 0 0185 x A 0 809 FEV3 FVC 0 1593 x H 0 1450 x A 112 090 0 2380 x H 0 1630 x A 118 160 A Age H Height in inches Norm Values for USA and Canada Crapo Norm Values The Cr...

Page 47: ...0 3 x H2 85 SD 14 PEFR l min 7 69 x 10 4 x H2 63 SD 17 PEF l min 6 97 x 10 4 x H2 64 SD 18 FEF25 75 l min 9 13 x 10 4 x H2 45 SD 25 FEF25 75 l min 1 20 x 10 3 x H2 40 SD 24 Norm Values for USA and Can...

Page 48: ...1400 x H 0 6850 x A 4 870 In addition there are the following ITS equations FEV3 FVC 0 1593 x H 0 1450 x A 112 090 0 2380 x H 0 1630 x A 118 160 Norm Values for USA and Canada Knudson Norm Values The...

Page 49: ...64 0 2819 x H 0 109 x A 107 38 FEF25 75 0 1143 x H 0 031 x A 1 864 0 0533 x H 0 024 x A 1 171 PEF 0 2388 x H 0 035 x A 5 993 0 1245 x H 0 025 x A 0 735 FEF25 0 2235 x H 0 035 x A 5 618 0 1092 x H 0 02...

Page 50: ...Value Equation Reference FVC Knudson FEV1 Knudson FEV3 Crapo FEF25 75 Knudson FEF75 85 Morris FEF 2 1 2 Morris MVV Crapo SVC Knudson same as FVC Norm Values Composite Norm Values Selection of the Comp...

Page 51: ...0690 A 0 0190 2 147 FEF50 H 0 1737 A 0 0366 5 409 H 0 0681 A 0 0289 0 609 FEF75 H 0 0787 A 0 0230 2 483 H 0 0244 A 0 0259 1 118 MVV H 3 03 A 0 816 37 9 H 2 14 A 0 685 4 87 Norm Values Polgar Norm Val...

Page 52: ...AT 2plus User Guide Spirometry Supplement Page 42 AT 2plus Spirometry Supplement Page 42 Changing the Flow Sensor SP 250 RS 232 Changing the Flow Sensor SP 250 RS 232...

Page 53: ...nsure that the orientation is correct by checking the guide protrusion in sensor against the guide slot in the handle 4 Calibrate the sensor and unit as detailed on page 23 Changing the Flow Sensor SP...

Page 54: ...601 1 Calibration of the sensor as detailed on page 23 The test results must be documented Lifed Items There are no lifed items in the AT 2plus Care Maintenance Self test Initiate a self test of the...

Page 55: ...able can be wiped with soapy water Sterilization if required should be done with gas only and not with steam To disinfect wipe the cable with hospital standard disinfectant Care Maintenance WARNINGS O...

Page 56: ...immediately If no paper is left the printing process is interrupted and a warning is given on the screen To replace the paper proceed as follows Replacing the Recording Paper The recording paper must...

Page 57: ...e g sterilisation liquids 4 In particular do not store in a plastic cover 5 Certain glues can react with the paper do not attach the printout onto a mounting sheet with glue Replacing the Recording Pa...

Page 58: ...Crapo Knudson Knudson 76 Polgar Composite Children Quanjer Tammeling Austria Indian Knudson Knudson 76 Polgar StandardsCompliance ATS OSHA NIOSH Technical Data Technical data subject to change without...

Page 59: ...one Number Accessories PartNo Calibration pump 2 litres 2 100027 Pneumotacho sensor SP 250 2 200TBA Pack of 10 disposable sensors for SP 150 250 2 100077 Nose Clip 2 100084 Accessories Ordering The SC...

Page 60: ...orous effort right from the start of the manoeuvre and continuing until absolutely no more air can be exhaled no leaning forward during the test Spirometry Tips How To Do It and Common Pitfalls and Pr...

Page 61: ...irometer temperature to one degree Celsius Use of nose clip is encouraged Sitting or standing Reproducibility the highest and second highest FVC should agree to within 0 2L SpirometryTips How To Do It...

Page 62: ...tongue obstruction glottic closure valsalva or early termination Reproducibility the highest and second highest FEV1 should agree to within 0 2L Spirometry Tips How To Do It and Common Pitfalls and Pr...

Page 63: ...start has occurred should be rejected Vocalisation during the test will reduce flows and must be discouraged performing the manoeuvre with the neck extended often helps Spirometry Tips How To Do It an...

Page 64: ...Test 6 FVC E I Test_ Screen Information_ 8 FVC_ 24 I Indian Equitations_ 34 K Knudson 76 Norm Values_ 39 Knudson Norm Values 38 L LLN value_ 27 Index A Accessories Ordering 49 American English 20 Aus...

Page 65: ...Influences on Norm Values_ 11 S Safety standards_ 48 Select test 6 Slow Vital Capacity SVC Test 7 Standard English 20 Standards Compliance 48 Swedish Standards Berglund 32 Index M Measured Values 24...

Page 66: ...T 2plus User Guide Spirometry Supplement Page 56 AT 2plus Spirometry Supplement Page 56 T Tabular Format 12 13 Technical Data 48 Temperature_ 22 T Tabular Format 12 13 Technical Data 48 Temperature_ 2...

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