Heated Humidifier 410 - Medi
Contents
1. Contents 1 0 INTRODUCTION 2 1 1 Application and Description 2 1 2 Definitions 3 2 0 PRODUCT SPECIFICATIONS 4 3 0 EXPLANATION OF CONTROLS AND INDICATORS 6 4 0 ASSEMBLING REUSABLE BREATHING CIRCUITS 8 5 0 SINGLE USE BREATHING CIRCUITS 10 6 0 SETTING UP THE HUMIDIFIER 11 7 0 OPERATING THE HUMIDIFIER 13 7 Basic Steps 13 7 2 Additional Features 14 8 0 STERILISATION OF FISHER amp PAYKEL REUSABLE HUMIDIFICATION ACCESSORIES 15 9 0 ROUTINE MAINTENANCE 17 10 0 PERFORMANCE DATA 18 Part Number 185040653 C m Printed March 1998 RevisionE 1 0 INTRODUCTION 1 1 Application and Description The Fisher amp Paykel MR410 Heated Respiratory Humidifier is designed to warm and add humidity to gases delivered to patients requiring mechanical ventilation or other positive pressure breathing systems where the gas flow remains at a constant level The warmth and moisture are supplied by passing the gas over the surface of heated water The heater plate is controlled to a constant temperature which is determined by the setting of the heater control knob The temperature of the gas delivered to the patient must be monitored independently 1 2 Definitions Symbols e A 4 i IPXI TypeB Attention Drip proof Alternating Class Consult current accompanying documents Note Caution Warning A P N X f X N U L CAUTION Electrical Shock Hazard Referto qualifiedservice personnel CAUTION CAUTION Hot surfa2. humidification chambers Ensure that the water level in the chamber is periodically monitored Observe maximum water level in chamber as overfilling may cause a hazardous condition Ensure that some means of monitoring the temperature of the gas delivered to the patient is employed and that this is periodically checked Electric shock hazard do not remove cover In case of a fault refer to a qualified service technician t X X 7 2 Additional Features Over Temperature Protection If the heater plate temperature exceeds 93 5 C power to the humidifier is discontinued by the activation ofathermostat On cooling this thermostat can be reset by opening the unit and manually depressing the red button found under the surface ofthe heater plate This should be done by a qualified technician Consult the technical manual for further details WARNING Neither the POWER ON nor HEATER ON lights will be operative if the over temperature protection has activated 14 8 0 STERILISATION OF FISHER amp PAYKEL REUSABLE HUMIDIFICATION ACCESSORIES Material Autoclavable EtO 136 C 276 8 F 120 C 248 F 55 C 131 F 220kPa 32psi 96kPa 14psi 4 minutes 15 minutes Top Polysulphone Base Aluminium Scroll Aluminium Tube Hytrel Cuffs Silicone V v v Special Instructions Donotsterilise adaptors fitted together oronchambers DoNOTuse the following sol
3. using the switch at the side The Power On indicator will be lit continuously while the power supply remains on Using a mini airway thermometer or an independent temperature monitor such as the Fisher amp Paykel TM101 measure the temperature of the gas at the end of the inspiratory limb and before the patient See Section 10 for an indication of the gas temperature achievable at different heater control settings Turn the HEATER CONTROL knob in small increments clockwise to increase the temperature anticlockwise to decrease the temperature Allow approximately 20 minutes between each adjustment for the humidifier to stabilise The heater on indicator will be lit whenever the heater plate is on If the gas flow is stopped or interrupted the humidifier should be turned off CAUTION Many operating conditions may result in condensation in the inspiratory and or expiratory tube Use only Fisher amp Paykel humidification chambers Performance may be unsatisfactory if other types of chambers are used The MR410 may be used with chambers that do not include a scroll 13 WARNING Do not touch the heater plate the surface temperature may exceed 75 C Always ensure gas supply is flowing through the humidifier before connecting to patient A possible explosion hazard exists if used in the presence of flammable anaesthetics Switch the humidifier off if gas flow is stopped or interrupted Use only Fisher amp Paykel
4. ATED RESPIRATORY HUMIDIFIER gi f EP c n anuo 9 1 Contact Name Address Telephone INTERNATIONAL 25 Carbine Road PO Box 14 348 Panmure Auckland New Zealand 649 574 0100 64 9 574 0158 AUSTRALIA 36 40 New Street Ringwood Victoria 3134 Australia 61 3 9879 5022 61 3 9879 5232 U K IRELAND EU Authorised Representative Unit 16 Cordwallis Park Clivemont Road Maidenhead SL6 7BU U K 44 1628 626 136 44 1628 626 146 22982 Alcalde Drive Suite 101 Laguna Hills CA 92653 U S A 1949 470 3900 1 949 470 3933 10 Avenue du Quebec SILIC S12 Villebon 91946 COURTABOEUF CEDEX France 33 164 46 52 01 33 164 46 52 21
5. ces may exceed 7596 NOTE A NOTE provides additional information intended to point out procedures or conditions which may otherwise be misinterpreted or overlooked CAUTION A CAUTION statement designates the possibility of damage to equipmentifa procedure isnot followed exactly WARNING ki A WARNING statement refers to conditions with a possibility of personal injury if a procedure is not followed exactly 2 0 PRODUCT SPECIFICATIONS Dimensions 135mm x 170mm x 156mm without chamber fitted Weight 1 3kg without chamber fitted 1 6kg with chamber fitted and filled with water Electrical Rating Supply Frequency 50 60 Hz Supply Voltage 230V 25V Supply Current 0 4A max at 230V As specified on unit 115V 12V 0 8A max at 115V 100V 10V 0 9A max at 100V Water Heater 85W Capacity Maximum Operating Pressure 20 kPa Heater Control Range Settings of 1 9 Corresponds to heater plate temperature of 45 75 C Maximum Heater Plate Temperature 75 C Standards Compliance Designed to conform to requirements of IEC 601 1 UL544 CSA C22 2 No 125 DIN VDE 0750 Teil 1 BS5724 Part 1 AS3200 1 Classifiedas Class 1 TypeB Drip Proof Continuous Operation Notto be used in the presence of flammable anaesthetics General Information Fuses in this equipment should only be replaced by fuses of the correct type rated as indicated on the appropriate labels or in t
6. ed water to the maximum fill level line Connect a tube from the gas supply to the inlet port of the chamber Connect the inspiratory side of the circuit to the outlet port of the chamber 11 6 Place a mini airway thermometer or temperature probe ifusing the Fisher amp Paykel TM101 temperature monitor in the port at the end of the inspiratory limb 7 Connect the expiratory side of the circuit if being used 8 The humidifier is now ready to be turned on 9 To remove the chamber push down on the finger guard Pull the chamber forward until the rim is just touching the finger guard Remove fingers from the guard and pull the chamber the rest of the way off the heater plate Use this technique to avoid touching the hot heater plate or chamber base WARNING DO NOT fill the chamber above the maximum fill level line Liquid could enter the breathing circuit if the chamber is overfilled DO NOT fill the chamber with water in excess of 37 C Arrange the breathing circuit so that the water traps are at the lowest point and any condensate drains away from the patient 12 7 0 7 1 T OPERATING THE HUMIDIFIER Basic Steps Plug the heater base power cable into an AC supply ofthe voltage and maximum power rating as specified on the side label Switch on the ventilator or gas supply Carry out flow and pressure testing applicable to the system in use Switch on the humidifier
7. he service manual A full technical description including circuit diagrams parts lists and service datais contained in the technical manual copies of whichare held by your supplier or may be obtained from Fisher amp Paykel Healthcare The safety reliability and performance of this equipment is dependentupon 1 Theequipmentbeing operated maintained and repaired according to the manuals and instructions supplied 2 Allservicing calibration and or repairs being carried out by service personnel authorised to do so by the manufacturer Use only parts supplied or approved by Fisher amp Paykel Compliance with the local electrical installation regulations 4 Maintenance of grounding integrity by connectiontoa hospital grade receptacle Always disconnect supply before servicing ww This product is intended foruse by a qualified medical practitioner and such people should ensure that they are totally familiar with the use of the humidifier before using the device with patients 3 0 EXPLANATION OF CONTROLS AND INDICATORS M MWE ge AA AEEA NS DCUM qu ER idi Front Panel 1 POWER ON Indicates that the AC power supply has been turned on 2 HEATER CONTROL Sets the level ofpower required on a scale of 1 9 to maintain the temperature of the heater plate at a constant level Providing other factors such as flow rate room temperature and incoming gas temperature remain unchanged the temperat
8. it by a suitable method see Section 8 0 V CAUTION Polysulphone components should not be autoclaved while assembled eg watertraps 5 0 SINGLE USE BREATHING CIRCUITS A range of preassembled clean and ready for use circuits are available See the Fisher amp Paykel product catalogue or your supplier for full details Refer to the instruction sheet provided with the single use breathing circuit WARNING Before connecting to the patient ensure that flow and pressure testing applicable to the ventilator has been completed DO NOT reuse single use circuits They are manufactured for single patient one time use To prevent the possibility of patient burns the breathing circuit should not be in contact with the patient skin The use of single use circuits not recommended for use by Fisher amp Paykel may impair the performance and safety of the humidifier 10 6 0 SETTING UP THE HUMIDIFIER A range of brackets are available to attach the humidifier to a pole or directly to the ventilator Please see the Fisher amp Paykel product catalogue or your supplier for full details NOTE When mounting a humidifier adjacent to a patient ensure that the humidifier is always positioned lower than the patient Slide the chamber onto the heater base and push the chamber as far onto the heater plate as possible The finger guard will automatically lock the chamber in place Fill the chamber with sterile distill
9. ure of the gas delivered to the patient will remain constant 3 HEATER ON Indicates that the heater plate is turned on Right Side 1 ON OFF SWITCH For turning the AC power supply on and off Left Side 1 POWER CORD For connecting the humidifier to AC power source as indicated on the side label L POWER ON 4 5 Co o 9 HEATER CONTROL O HEATER ON 4 0 ASSEMBLING REUSABLE BREATHING CIRCUITS Condensation may collect in the breathing circuit used with the MR410 because the gas will cool as it travels along the circuit Therefore water traps should be used in both the inspiratory and expiratory limbs of the breathing circuit 900MR062 Gas Flow gt d 900MR062 900MR139 x 900MR062 To Ventilator Sa dem Heat d Humidifier Parts required for a suggested circuit configurations are as follows To assemble I Select two clean tubes of suitable length and join with a 900MR139 water trap in the middle Ensure there are no splits or holes in the tubing 2 Place a 900MR130 elbow at one end N A onn nan W 900MRO62 900MR127 mmm mun TO To Patient wn AD ay at oo 2s Place a y piece with temperature probe housing at the pa tient end ofthe circuit to monitor the patient temperature an 4 Join a further two tubes with a 900MR 139 water trap if an sa expiratory limb is required before use man 71 A Donn 3 Sterilise the assembled circu
10. utions Phenol gt 5 Chlorinated Hydrocarbons Ketones Aromatic Hydrocarbons Formaldehyde Inorganic Acids Hypochlorite Quaternary Ammonium Compounds These solutions may cause stress cracking of the polysulphone components or disintegration of the Hytrel tubing Do not use these solutions in any cleaning process including autoclaving soaking and pasteurisation Do not autoclave if medications containing Quaternary Ammonium Chlorinated or Aromatic Hydrocarbons have been used 16 9 0 ROUTINE MAINTENANCE Check the humidifier power cable for damage and replace as necessary Ensure heater plate surface is clean and free from pitting gouging etc These can beremoved by sanding lightly The heater base may be cleaned by using a damp cloth For further maintenance information please consult the technical manual iy 10 0 PERFORMANCE DATA The following information is based on laboratory test results It is believed to be accurate and is offered as a guide to the performance of the MR410 Testing was conducted using an MR210 chamber and a 1 2m 4ft 22mm diameter reusable circuit in an ambient temperature of 22 24 C Maximum Airway Temperature Temperature Flow Rate L min Ref TR 9008 NOTE Slightly higher temperatures may be achieved by using a humidification chamber with an alu minium scroll and or smaller diameter circuit tubing 18 FISHER amp PAYKEL OPERATING MANUAL HE
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