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FINAPRES Finometer Model-2 User Manual

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Finometer® Model-2
User's Guide
Finometer
Midi User's Guide
®
This document is for information purposes only
v01.04
10-2012
© Finapres Medical Systems B.V.
0344
Ref. nr: 901700-584-53

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Summary of Contents for FINAPRES Finometer Model-2

  • Page 1 Finometer® Model-2 User's Guide Finometer Midi User’s Guide ® This document is for information purposes only v01.04 10-2012 © Finapres Medical Systems B.V. 0344 Ref. nr: 901700-584-53...

  • Page 2: Suggested Reading Order

    If you find anything missing in this User's Guide please contact Us at Finapres Medical Systems B.V., see page 9 [Customer support], as we may be able to provide the missing information.

  • Page 3: Picture Of Finometer® Model-2

    Finometer® Model-2 User’s Guide Picture of Finometer® Model-2...

  • Page 4: Tthe Finometer® Model-2 Components

    The guides are available on CD-ROM as PDF files in printable format and in interactive screen display format. Use Acrobat Reader version 6 or later for viewing. Further copies are available from Finapres Medical Systems B.V.

  • Page 5: Packaging

    The Finometer® Model-2 configuration is packed in a specially developed carton box with spacers to avoid damage during transport. If the package arrives with external damage please notify Finapres Medical Systems B.V. Upon unpacking a quick inspection of proper functioning of the Finometer®...

  • Page 6: Cautions In Using Finometer® Model-2

    The Finometer® Model-2 is intended to be installed and operated by a qualified physician or operator. Pressure measurements are validated for subjects above 18 years of age. The device, equivalent to the Finapres device, is not equipped with the return-to-flow method of calibration and does not allow for the...

  • Page 7: When Not To Use Finometer® Model-2

    Finometer® Model-2 is not the preferred choice. Still, in two studies we found that the overall percentage availability of Finapres in the operating room during coronary artery bypass grafting (Wesseling3) and of Portapres in 24 hour ambulatory recordings (Imholz2) was equal to that of the intra-arterial lines.
  • Page 8 (see section 8.4). • For safe and reliable operation and optimal accuracy only use Finapres Medical Systems B.V. cuffs and only use software approved by Finapres Medical Systems B.V. • Externally generated analog signals coming from other devices, such as respiratory signal and ECG can be connected to the Finometer®...

  • Page 9: Customer Support

    Finometer® Model-2 User’s Guide Customer support The Finometer® Model-2 device is manufactured by Finapres Medical Systems B.V. The Finometer® Model-2 device and its accessories are constructed of high quality materials and great care has been taken in its manufacture. We stand behind our product and will do whatever is in our power to have you as a satisfied customer and Finometer®...

  • Page 10: Warranty

    The Finometer® Model-2 device is guaranteed by Finapres Medical Systems B.V. for a period of one year after the date of shipment. During this period of guarantee Finapres Medical Systems B.V. will, without charge for labor or parts, repair or replace the defective parts.

  • Page 11: Disclaimer

    EXCEED THE PURCHASE PRICE FOR THE DEVICE. Information in this document is subject to change without notice and does not represent a commitment on the part of Finapres Medical Systems B.V. The BeatScope® Easy software is furnished under a license agreement.

  • Page 12: Table Of Contents

    12 Finometer® Model-2 User’s Guide Table of Contents Suggested reading order Picture of Finometer® Model-2 TThe Finometer® Model-2 components Packaging Cautions in using Finometer® Model-2 When to use Finometer® Model-2 When not to use Finometer® Model-2 Avoiding injury to subjects and personnel Customer support Warranty Disclaimer...
  • Page 13 Finometer® Model-2 User’s Guide The (optional) 3-lead ECG module     Finger cuff     Finometer® Model-2 Control     Connecting the Frontend Unit     Connecting the Height Correction Unit     3.10 Connecting the ECG (optional)     3.11 Connecting to a PC  ...
  • Page 14 14 Finometer® Model-2 User’s Guide 6.1.2 Warnings on cuff handling     6.1.3 Cuff application     Checklist     Starting a measurement     6.3.1 Startup messages     Measurement options     6.4.1 Switching Physiocal ON/OFF     6.4.2 Marking events  ...
  • Page 15 Finometer® Model-2 User’s Guide 9.3.1 Analog output signals     9.3.2 Analog input signals     9.3.3 Analog output connection     Mechanical specifications     Electrical specifications     Environmental specifications     EMC / EMI declaration     Literature references  ...
  • Page 16 16 Finometer® Model-2 User’s Guide...

  • Page 17: Introduction

    Finapres with AAMI SP10 accuracy and precision.) Finometer® Model-2 provides the analog blood pressure waveform in the same way as Finapres and can be connected to a remote PC to store the full finger pressure waveform and beat-to-beat derived parameters on the PC by using the BeatScope® Easy software.
  • Page 18 18 Finometer® Model-2 User’s Guide • Finger Pressure Reference Guide The reference guide contains background information about the device, the measurement principles, hints and pitfalls in a finger blood pressure measurement and a bibliography of finger arterial pressure measurements. • BeatScope®...

  • Page 19: Quickstart

    Finometer® Model-2 User’s Guide Quickstart This chapter describes step by step how to make a first measurement with Finometer® Model-2 and how to sample an external signal during a finger pressure measurement. Before you start a first measurement please read the “Warnings, cautions and protective measures”...
  • Page 20 20 Finometer® Model-2 User’s Guide Figure 1.2 The Frontend Unit and cable with medium size finger cuff attached...

  • Page 21: A First Finometer® Model-2 Measurement

    Finometer® Model-2 User’s Guide A first Finometer® Model-2 measurement Next, attach to your subject the following sensor systems: the finger cuff and the Height Correction Unit: • Strap the Frontend Unit to a subject’s hand or wrist. The Frontend Unit cable should run away from the fingers and along the arm towards the shoulders.
  • Page 22 22 Finometer® Model-2 User’s Guide...

  • Page 23: Safety Information

    • Finometer® Model-2 can only be used in persons aged over 18 years. • To maintain designed operator and subject safety only use accessories such as finger cuffs provided by Finapres Medical Systems B.V. • Federal (USA) law restricts this device to sale by or on the order of a physician.

  • Page 24: Precautions

    User’s Guide • No serviceable parts are inside the device. Any modification to any component of this device is to be performed by Finapres Medical Systems B.V. only. Unauthorized repairs will void the warranty and possibly the CE-mark and other requirements.

  • Page 25: Symbols And Icons

    Finometer® Model-2 User’s Guide Symbols and icons Symbol Description Serial number Read Instructions For Use (IFU) Type B Equipment Type CF equipment, defibrillator proof Class II equipment Indicates compliance with the Medical 0344 Device Directive 93/42/EEC Year of Manufacture Inside use Manufacturer Equipotentiality Waste electrical and electronic equipment...

  • Page 26: Protective Measures

    26 Finometer® Model-2 User’s Guide Protective measures Cuff pressures on the finger up to 300 mmHg are practically painless and do no harm unless applied for long periods. Finometer® Model-2 electrical circuits do not touch the skin and are not in contact with body fluids.
  • Page 27 Finometer® Model-2 User’s Guide General • If cuff pressure oscillates when measuring finger pressure, although this presents no hazard or discomfort to the subject, software takes action to remove the oscillation. • When fully contracted finger arteries are detected during the start procedure, allowing no pressure monitoring, Finometer®...
  • Page 28 28 Finometer® Model-2 User’s Guide...

  • Page 29: System Description

    Finometer® Model-2 User’s Guide System description Checklist of Finometer® Model-2 configuration units A standard Finometer® Model-2 device consists of a number of separate units listed below. The device is contained in a carton box with separate accessory boxes. This section shortly describes the standard and optional items of the Finometer®...
  • Page 30 30 Finometer® Model-2 User’s Guide Standard Finometer® Model-2 device: • Main unit: The central units of Finometer® Model-2 are contained in the main unit housing. The main unit comprises a computer board and electronics for the servo-controlled finger cuff pressure. The air circuitry comprising a compressor and pressure control devices is also part of the main unit.

  • Page 31: Main Unit

    Finometer® Model-2 User’s Guide Standard documentation: • Finometer® Model-2 User’s Guide: The operator’s guide of Finometer® Model-2. • BeatScope® Easy User’s Guide The BeatScope® Easy software operator’s guide. • Finger Pressure Reference Guide: Background information about the measurement of finger arterial pressure.

  • Page 32: Frontend Unit

    32 Finometer® Model-2 User’s Guide Figure 3.2 The Finometer® Model-2 Main Unit Frontend Unit The Frontend Unit (Figure 3.3 Finometer® Model-2 Frontend Unit) contains an air pressure control valve, a pressure transducer, electronics for the infrared plethysmograph in the finger cuff, and electronics for the Height Correction Unit.
  • Page 33 Finometer® Model-2 User’s Guide Figure 3.3 Finometer® Model-2 Frontend Unit...

  • Page 34: The Height Correction Unit (Hcu)

    34 Finometer® Model-2 User’s Guide The Height Correction Unit (HCU) The Height Correction Unit (see Figure 3.5) consists of a liquid filled tube connected at one end to a pressure transducer, called the HCU transducer. This transducer has to be positioned at finger cuff level. The tube ending comprises a circular container which has a small very compliant plastic bag inside.
  • Page 35 Finometer® Model-2 User’s Guide Figure 3.5 Finometer® Model-2 Frontend Unit (top) with rear mounted telephone receptacle to receive the Height Correction Unit electrical connector and, separately, the Height Correction Unit (bottom). The pillbox is the reference sensor to be attached to the subject at heart level.

  • Page 36: The (Optional) 3-Lead Ecg Module

    36 Finometer® Model-2 User’s Guide The (optional) 3-lead ECG module The ECG module is intended to provide an analog single channel ECG signal. The analog ECG circuitry is contained in a small module to be worn by the subject. The module has three built in leads with clip endings.

  • Page 37: Finger Cuff

    Finometer® Model-2 User’s Guide Finger cuff A finger cuff (Figure 3.7 Finger cuff) consists of an air bladder and several layers of plastic, rubber material and Velcro adhesive. The cuff contains the electronic components (LED and photodiode) of an infrared photo-plethysmograph. A cuff cable connector and an air hose connector connect the finger cuff to the Frontend Unit.

  • Page 38: Finometer® Model-2 Control

    38 Finometer® Model-2 User’s Guide Finometer® Model-2 Control Finometer® Model-2 can be controlled by means of a four key keypad, located on the front panel (Figure 3.8 Finometer® Model-2 control through Keypad and LCD). User interaction is through a 2x16 character LCD display.

  • Page 39: Connecting The Frontend Unit

    Finometer® Model-2 User’s Guide Connecting the Frontend Unit To connect the Frontend Unit: 1. Apply the Frontend Unit to the subject’s wrist and fasten the strap so, that it cannot twist. It is recommended to use the non- dominant arm. 2.

  • Page 40: Connecting To A Pc

    40 Finometer® Model-2 User’s Guide 3.11 Connecting to a PC To perform online monitoring and remote control of Finometer® Model-2 the main unit has to be connected to a PC. Connect the PC serial port to the 9-pin D-type Finometer® Model-2 serial connector, marked RS232, using the serial interface cable that is part of the standard package.

  • Page 41: Using The Control Keypad

    Finometer® Model-2 User’s Guide Using the control keypad Control keys The keypad of the Main Unit has four keys. These keys have a main function and a secondary function which depends on the mode Finometer® Model-2 is in. Key name Main function Secondary function •...

  • Page 42: Finometer® Model-2 Modes

    42 Finometer® Model-2 User’s Guide Finometer® Model-2 modes Finometer® Model-2 can be in one of the following modes: Startup (boot) mode, Connect Frontend mode, Ready mode, Run mode, or Error mode. The information displayed on the LCD display and the function of the keys depend on the mode Finometer®...
  • Page 43 Finometer® Model-2 User’s Guide After being initialized the following information on the LCD display indicates that the device is up and running: Systolic Diastolic Mean Rate (bpm) FINOMETER M2 TMM.MM build BBB Height (mmHg) Physiocal Identifier Description Possible values Version type v = production release b = beta release a = alpha release...

  • Page 44: Connect Frontend Mode

    44 Finometer® Model-2 User’s Guide 4.2.2 Connect Frontend mode When the Frontend Unit has not yet been connected, the display will read, e.g.: Systolic Diastolic Mean Rate (bpm) FINOMETER M2 CONNECT FRONTEND Physiocal Height This display shows the message that the Frontend Unit is not connected to the main unit.

  • Page 45: Run Mode

    Finometer® Model-2 User’s Guide Table 4.2 R eady mode display desc ription The choice between BRA (reconstructed brachial artery pressure) or FIN (finger artery pressure) as the basis for the beat-to-beat blood pressure data is made from the BeatScope® Easy PC program. .2.4 Run mode Run mode, when Finometer®...
  • Page 46 46 Finometer® Model-2 User’s Guide Item Description Options Systolic finger pressure To be used for trending only Diastolic finger pressure To be used for trending only Mean finger pressure To be used for trending only Pulse rate [bpm] Number of beats to the •...

  • Page 47: Error Mode

    Finometer® Model-2 User’s Guide The code ‘:’ between the beat values has a special meaning, and can also be ‘!’ or ’?’ (see Table 4.4 Codes between the values of beat-to- beat BP and HR). Code Description Normal situation, good quality recording. Beat values may have become dubious, full arterial contraction is close.

  • Page 48: Configuring The Device

    Don’t use the Height Correction Unit if this is the case, but contact Finapres Medical Systems B.V. , for replacement or repair of the Height Correction Unit (see page 9).

  • Page 49: Checking Height Correction Unit Nulling

    Finometer® Model-2 User’s Guide 5.1.1 Checking Height Correction Unit nulling To check the cu rrent Height Correction Unit nulling: 1. Keep the Height Correction Unit transducer an d reference point of the Height Correction Unit at the same level (Figure 5.1 Checking the Height Correction Unit nulling).
  • Page 50 If not repeat steps 3 and 4 above. The height value displayed here is the offset of the Height Correction Unit transducer. If the error persists, contact Finapres Medical Systems B.V. and report the offset. •...
  • Page 51 Finometer® Model-2 User’s Guide Systolic Diastolic Mean Rate (bpm) SSS:DDD:MMM:RRR: BRA C1 Physiocal Height In this case the hand needs to be ke pt at heart level during the entire e surement. ote 2: If the Height Correction Unit nulling was unsuccessful, the measured finger blood pressure and derived beat -to-beat data will not...

  • Page 52: Using The Analog I/O Cable

    52 Finometer® Model-2 User’s Guide Using the analog I/O cable If one wants to connect a stripcha rt recorder or a real-time data acquisition system to Finometer® Model-2, one can use the analog outputs. The BN C connector on the rear of the device provides the anal og finger blood pressure (Figure 3.9 Finometer®...

  • Page 53: Definition Of Output Signals

    Finometer® Model-2 User’s Guide 5.2.1 Definition of output signals he following outputs are available by default: Output Signal Description finger Finometer® Model-2 Finger waveform is the raw continuous finger pressure signal. reBAP Finometer® Model-2 reBAP waveform is the reconstructed brachial artery pressure signal.

  • Page 54: Analog Signal Input

    54 Finometer® Model-2 User’s Guide Note2: In BeatScope® Easy v01.02build002 the default output 4 is the Marker signal. This can be changed to Plethysmogram or to the signa l provided on the external input. 5.2.2 log sig nal inpu One BNC connector is available on the I/O unit, to input an external signal in to the F inometer...

  • Page 55: Configuration Option Menu

    Finometer® Model-2 User’s Guide Figure 5.3 Calibration signal specification Other c alibration options can be found in the configuration option menu see 5.4. 1 and 5.4.2. Note: In ready mode, output ch annel 3 of the I/O box will generate the applied signal of the ECG input at the front of Finometer®...

  • Page 56: Waveform Calibration Output

    = 64.5 BPM. For Finometer® Model-2, 1000 mV has to correspond to 100 mmHg. Thus S/D is 129.5/71 mmHg. When the pressure waveform calibr ation is started (see Table 4.1, Finometer Model-2 control key functions how to enter this mode) the following will be displayed: Systolic Diastolic Mean Rate (bpm)

  • Page 57: Beeper Configuration

    When the MARKER key is pressed, the “Configuration option menu” will show the next configuration item, being the serial protocol onfigurati 5.4.4 Seria l protocol hen the serial protocol configuration is started (see Table 4.1, Finometer Model-2 control key functions how to enter this mode) the following will be displayed:...

  • Page 58: Software Version

    58 Finometer® Model-2 User’s Guide Systolic Diastolic Mean Rate (bpm) SERIAL PROTOCOL Prot ocol: PPPPPP Physiocal Height (mmHg) Where “PPPPPP” can be : FMS or OHMEDA By default the FMS protocol is selected. Each time PHYSIOCAL HEIGHT pressed, the protocol toggles be tween FMS or OHMEDA.

  • Page 59: Pc Monitoring And Recording With Beatscope® Easy

    Finometer® Model-2 User’s Guide Finometer Model-2 control key functions ho w to enter this mode) the following will be dis played: ystolic Diastolic Mean Rate (bpm) Software version v02.10 build 004 Physiocal Height See paragraph 4.2.1 for an explanation of the format of the software version.
  • Page 60 60 Finometer® Model-2 User’s Guide 3. Configure BeatScope® Easy if necessary (e.g. correct serial port number). During an online recording with BeatScope ® Easy the pressure waveform is displ ayed in one panel and tr ends of systolic, diastolic, mean pres sure a d heart rate are shown i n a second panel.

  • Page 61: Performing A Measurement

    Finometer® Model-2 User’s Guide Perform ing a measurement Using finger cuffs roper finger cuff application is critical to the success of the Finomete r® odel-2 finger arterial pressure measurement. Therefore, read the ollowing sections about finger cuff selection, cuff handling and cuff pplication with special attention! 6.1.1 Finger cuff selection There are 3 different finger cuff sizes (see Table 6.1 Finger cuff...

  • Page 62: Warnings On Cuff Handling

    62 Finometer® Model-2 User’s Guide To obtain a good transmission of pressure from the airbladder to the erlying tissues both sides of the airbladder sh ould just make contact (see Figure 6.1). Cuff too large Cuff ok! Cuff too small Figure 6.1 Cuff size selection .1.2 Warnings on cuff handling Take into account the following notes to prevent finger cuff damage:...
  • Page 63 Finometer® Model-2 User’s Guide airhose are now at the back of the hand and should point towards the Frontend Unit. Make sure the fin ger cuff is placed in the middle between the two knuckles, touching each knuckle (Figure 6-2). photocell Figure 6-2 Applying the finger cuff Wrap the finger cuff tightly for best performance.

  • Page 64: Checklist

    64 Finometer® Model-2 User’s Guide ight Correction Unit: The next step is to apply the Height Correction Unit transducer to t finger cuff (see Figure 6.3). Perform the Height Correction Unit nulling procedure (see section 5.1.2) before mounting the unit to the subject. Checklist Before starting a measurement cons ider the following questions:...

  • Page 65: Measurement Options

    Finometer® Model-2 User’s Guide Systolic Diastolic Mean Rate (bpm) START PROCEDURE V=NNNV:NNN p=NNN Physiocal Height howing the c urrent DC level (V=NNN) and pulsatile AC (V:NNN) components of the plethysmogram in arbitrary, but compatible units(N=0…9), and cuff pressure (p=NNN) in mmHg for each pressure level during the pressure staircase procedure.

  • Page 66: Marking Events

    66 Finometer® Model-2 User’s Guide Systolic Diastolic Mean Rate (bpm) SSS:DDD:MMM:RRR: BRA C1 Physiocal Height here ‘22’ is the number of beats to the next Physiocal. With Physiocal swi hed off, the number of beats change to a blinking ‘OFF’: Systolic Diastolic Mean Rate (bpm) SSS:DDD:MMM:RRR:...

  • Page 67: Checking Run Time Information

    Finometer® Model-2 User’s Guide Upon pressing the button the LCD display changes to: MARKER Systolic Diastolic Mean Rate (bpm) SSS:DDD:MMM:RRR: MARKER PRESSED Physiocal Height ote: It is recommended to use a logbook during a measurement to note the ti me and the reason for pressing key.

  • Page 68: Stopping A Measurement

    68 Finometer® Model-2 User’s Guide Systolic Diastolic Mean Rate (bpm) SSS!DDD!MMM!RRR! LOW PLETHYSM Physiocal Height he run time messages are defined in the following table (Table 6.2 Run time messages). Message Description CONTR CTED ARTERY No plethysmogram i s observed, probably due to cold hands: •...

  • Page 69: Ohmeda Protocol

    6.7.1 Ohmeda protoco The Ohmeda serial proto col can be used for PC s oftwa tha was used ith the Ohmeda Finapres. For this the OHMEDA protocol must be configured, see 5.4.4. .2 Ohm eda proto col and H yperTerminal The Ohmeda protocol is an one way protocol.
  • Page 70 70 Finometer® Model-2 User’s Guide An example of a normal (:) output string with HEIGHT CORRECTION UNIT connected and nu lled is :126 86102 77780-12<CR> Meaning Systolic = 126 Diastolic = 86 Mean = 102 Rate = 77 Inter = 780 Height = -12 An example of a normal (:) output strin...

  • Page 71: Error Messages And Troubleshooting

    Finometer® Model-2 User’s Guide Error messages and troubleshooting Audible indicators he Finometer® Model-2 main unit has a buzzer that generates beeps to indicate its status (if th e buzze r is on, see 5.4.3). The next sections describe e meaning of hese beep 1.1 Key beeps Beeps Indicating that …...

  • Page 72: Error Messages

    (e.g. cuff cable not connected). However, other errors may be caused by a serious hardware problem in the device, requiring a system check by Finapres Medical Systems B.V. The following 4 sections describe what error messages may occur and what actions has to be taken.

  • Page 73: Air Pressure, Finger Cuff Error Messages

    • Check for leaks or kinks. If the error persists, have the d evice checked by Finapres Medical Systems B.V. 64001 A pressure and/or plethysmogram error has UNACCEPTABLE P occurred. Pressure has been below 10 mmHg, or above 250 mmHg for 2.5s, or the plethysmo...

  • Page 74: Miscellaneous Errors During A Measurement

    74 Finometer® Model-2 User’s Guide 7.2.3 Miscellaneous errors during a measurement Error message Action Measured more then 12 hours on the same finger. MEASURED When operator presses the start/stop key during the PREMATURE STOP start phas e of the measurement. 7.2.4 Errors due to missing sub device Error message Description...
  • Page 75 D CNV NOT WELL converter is too high: • Power the device off and on. If the error persists, have the device checked by Finapres Medical Systems B. A short-circuit, zero offset or power supply PWR SUP NOT WELL unbalance devel oped: •...
  • Page 76 76 Finometer® Model-2 User’s Guide...

  • Page 77: Maintenance, Storage And Calibration

    Maintenance The Finometer® Model-2 device contains no field serviceable parts. It is recommended to send the unit to Finapres Medical Systems B.V. every two years for a general inspection and calibration check. An appointment for a service checkup can be made through customer support (see page 9).

  • Page 78: Storage

    • Follow the pressure steps and selected pressure must be displayed in value NNN on the Display. Press the key to return to Ready mode. START STOP If the indicated pressures are not within tolerance, contact Finapres Medical Systems B.V., [Customer support] to check the device.

  • Page 79: Specifications

    EC directive 93/42 /EEC (Medical Device Directive) and the Euro pean Standards EN 60601-1; EN 60601- 1-1, EN 60601-1-2. ufacturer: Finapres Medical System s B.V. Paasheuvelweg 34a 1105 BJ Amsterdam ZO The Netherlands...

  • Page 80: Instrumental Information

    80 Finometer® Model-2 User’s Guide Instrumental inform ation Item Specification Product category Finometer® Model-2 finger blood pressure measuring device, with BeatScope® Easy P C-based software Product type Pressure- an d hemodynamic trending Measurement method Arterial volume- clamp method of J. Peñáz and the P hysiocal crit eria of K.H...

  • Page 81: Instrumental Accuracy

    Finometer® Model-2 User’s Guide Instrumental accuracy Parameter Accuracy Finger cuff pressure 1% of full scale (max 3 mmHg Automatic zeroing Typically <0.5 mmHg Height correction 2% of full scale (max 3 mmHg), Zeroing manually Pulse Rate (HR) (Rate (BPM) / 60)%, thus 1% at 60 Inter Beat Interval 5 ms (peak, n on-accumulating)

  • Page 82: Analog Signal Outputs And Signal Inputs

    82 Finometer® Model-2 User’s Guide Analog signal outputs a nd signal inputs 9.3. 1 Analog output signals Label Update Time delay Offset Scaling frequency inometer® < 5m 100 mm Hg/V Model-2 finger ressure aveform Finometer® 200 Hz 100 mmHg/V odel-2 (Thi s is a delayed reBAP...
  • Page 83 Finometer® Model-2 User’s Guide 9.3.2 Analog input signals Label Update Resolution Offset Voltage frequency range Analog I/O cable 200 Hz 2.5 mV <±5mV -5 to + 5 V Input ECG-input 200 Hz 2.5 mV <±5mV -5 to + 5 V able 9.
  • Page 84 84 Finometer® Model-2 User’s Guide 9.3.3 Analog output connection Item Specification Analog output 0 to range Resolution (all outp uts) Zero-offset ± 5 m V Internal impedance < 1Ω (all outputs) Output current 2 mA (Short circuit proof) capability 15-pin HD- Corresponding signal connector Pin 1...
  • Page 85 Finometer® Model-2 User’s Guide Mechanical specifications Item Specification Finometer® Model -2 Mai n unit Depth 350 mm 300 mm Height 100 / 160 mm (sloped surface) Weight 8 kg Frontend Unit Depth 65 mm Width 50 mm Height 30 mm Weight 900 g (includes cable)
  • Page 86 86 Finometer® Model-2 User’s Guide Electrical specifications Item ecification Power requirements 220 – 240 VAC, 50/60 Hz, 100 VA tionally) 100 – 120 VAC, 50/60 Hz, 100 VA Main unit fuse 230V C 127, 0.8 A slow blow (optionally for 115 V) IEC 127, 1.6 A slow blow Power cord IEC 320 to local mains plug...
  • Page 87 Finometer® Model-2 User’s Guide The following power supply cords can be used for the countries specified in the table: Object / Manufacturer / Type / Technical data Standard Mark(s) of part NO trademark model formity Cord set Eurlectric 2pole, Plug: 10/16 IEC603 (Europe) class I...
  • Page 88 88 Finometer® Model-2 User’s Guide Environmental specifications Operation temperature 10°C to 40°C Storage te mperatur 0°C to 70°C Humidity to 90 % non-con ensing Ambient pressure 700 to 1100 hPa ote: Th e de vice may n meet i ts p erformance spec catio ns if stored or used outs...
  • Page 89 Finometer® Model-2 User’s Guide non-observance may result in increa sed emissions or decreased immunity of the Finometer® Model-2. e Finometer® Model-2 sh ould not be used adjac ent to or stacked with other equipment and that if ad jacent or stacked use is necessary, Finometer®...
  • Page 90 90 Finometer® Model-2 User’s Guide Electromagnetic immunity Guidance and manufacturer’s declaration – electromagnetic immunity The Finometer® Model-2 is intended for use in the electromagnetic environment specified below . The customer or the user of the Finometer® Model-2 should assure that it is used in such an environme Immunity test IEC 60601 test level Compliance level...
  • Page 91 Finometer® Model-2 User’s Guide Guidance and manufacturer’s declaration – electromagnetic immunity The Finometer® Model-2 is intended for use in the electromagnetic environment specified below. The customer or the user of the Finomete r® Model-2 should assure that it is used in such an environment.
  • Page 92 92 Finometer® Model-2 User’s Guide commended separation distance between portable and m obile RF comm ications eq uipm ent and the Finomete r® Model-2 The Finometer® Model-2 is intended for use in the e ctromagnetic environment in which radiated RF disturbances are controlled.
  • Page 93 1985; 1:120-125. • Gizdulich P, Imholz BPM, van den Meiracker AH, Parati G, Wess eling KH. Finapres tracking of systolic pressure and baroreflex sensitivit improved by waveform filtering. J Hypertens 1996; 14:243-250. • Gizdulich P, Prentza A, Wesseling KH. Models of brachial to finger pulse wave distortion and pressure decrement.
  • Page 94 J Appl Physiol 1993; 74: 2566-2573. • Wesseling KH, de Wit B, van der Hoeven GMA, van Goudoever J, Settels JJ. Physiocal, calibrating finger vascular physiology for Finapres. Homeostasis 1995; 36:67-82. Note : see website (www.finapres.com) for additional references.
  • Page 95 Error messages....71, 72 Starting a measurement ..64 Error mode......47 Stopping a measurement ..68 Messages F  Error......... 71 Finapres Medical Systems..9 Run time ......67, 69 Finger cuffs Startup ......64 Application ......62 Modes Description ......37...
  • Page 96 96 Finometer® Model-2 User’s Guide Error mode......47 R  Ready mode ...... 44 Ready mode ......44 Run mode ......45 Run mode ......45 Startup mode ....Run time messages ..67, 69 O  S  Online monitoring .... 17, 68 afety .........

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