Invacare MA90Z User Manual

User manual

This manual is related to the following products:

MA95Z

Table of contents

Document Outline

© 2011 Invacare Corporation. All rights reserved. Republication, duplication or modification in whole or in part is prohibited without prior written permission from Invacare. Trademarks are identified by ™ and ®. All trademarks are owned by or li...
1 General 4
- Warnings 4
- Limited Warranty 5
2 Overview 6
- Label Location 6
- Typical Product Parameters 7
3 Safety 10
- General Guidelines 10
4 Operation 14
- Installing the Mattress Replacement System 14
- Installing the Side Rails 16
- Installing the Power Unit 16
- Connecting the Hose 16
- Connecting the Power Cord 18
- Using the Front Panel 19
- Powering Up the System 26
- Placing the Patient on the Mattress 27
- Transferring Patient From/To a Gurney 28
- Transferring Patient From/To a Wheelchair 28
- Preparing for CPR Procedure 29
5 Maintenance and Troubleshooting 31
- Cleaning the System 31
- Changing the Filter 33
- Troubleshooting 35
1 General
- 1.1 Warnings
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- Gives useful tips, recommendations and information for efficient, trouble-free use.
- 1.2 Limited Warranty
- 2 Overview
  - 2.1 Label Location
  - 2.2 Typical Product Parameters
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- MA90Z power unit is also used on MA90ZB42 and MA90ZB48 systems.
- MA95Z power unit is also used on MA95ZB42 and MA95ZB48 systems.
- Electrical Parameters
- Performance Parameters
- Mechanical Parameters
- Environmental Parameters
  - Operating COnditions
  - Storage and Shipping Conditions
- 3 Safety
  - 3.1 General Guidelines
- 4 Operation
- Head End Bed Deck
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- The powered mattress comes with ten nylon buckle straps.
- 1. Remove the original foam mattress from the bed.
- 2. If necessary, lower the side rails to facilitate installation of the mattress.
- 3. Unroll the powered mattress and place it on the bed frame.
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- Ensure that the hose is towards the foot end of the bed.
- 4. Use the buckle straps to secure the powered mattress to the bed deck in the following locations:
- Hose
  - 4.2 Installing the Side Rails
    - m
    - warning
      - Patient entrapment with bed side rails may cause injury or death. Mattress MUST fit bed frame and side rails snugly to prevent patient entrapment. Follow the manufacturer’s instructions. Monitor patient frequently. Read and understand the Owner’s...
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- Refer to the instructions provided with the side rails for the installation procedure.
  - 4.3 Installing the Power Unit
    - 1. Pull out the bed hook on the back of the control unit.
    - 2. Place the control unit on the footboard.
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- If the bed does not have a footboard, place the control unit on a flat surface, leaving room for the hose to hang down.
- Bed Hook
  - FIGURE 2 Installing the Power Unit
  - 4.4 Connecting the Hose
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    - caution
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- The audible click indicates that the hose connector(s) are properly engaged with the control connectors.
- Connector Cover
  - 4.5 Connecting the Power Cord
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- Once the unit is plugged in, an Amber led on the control unit is lit indicating that the system is in stand by mode.
- 4.6 Using the Front Panel
  - DETAIL “B” - MA95Z Power Unit Front Panel
  - Power Button
    - 1. To turn the control unit on or off, press and release the Power button ().
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- Once the unit is plugged in, an Amber led on the control unit is lit indicating that the system is in stand by mode. Once the Power button is pressed and released, a green led illuminates indicating that the control unit is on.
- If the power comes on after a power outage, the control unit will go through its system initialization routine for a few seconds and then resume the desired function.
- Turn Button (MA90Z Power Unit)
  - 1. Press the Turn button () to select one of three rotation modes or to set the unit to No Turn (Static) mode.
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- The rotation modes are right, left or both and all three modes include alternating pressure therapy.
- When No Turn is selected, all of the air cushions are maintained at a constant pressure.
- Turn Time Button (MA90Z Power Unit)
  - 1. Press the Turn Time button () to select one of four rotation times.
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- The rotation times are 10, 20, 30 and 60 minutes.
- Turn Angle Button (MA90Z Power Unit)
  - 1. Press the Turn Angle button () to select one of four rotation angles.
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- The rotation angles are 1/4, 1/2, 3/4 and full rotation (45°).
- Rotation Button (MA95Z Power Unit)
  - 1. Press the Rotation button () to select Static mode or Alternating Rotation mode.
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- When the LED is on, Alternating Rotation mode has been selected.
- In Static mode, the LED is off and all air cushions are maintained at a constant pressure.
- Select Button (MA95Z Power Unit)
- Hold Button (MA95Z Power Unit)
  - 1. Press the Hold button () to pause the mattress in the current position. The mattress will remain in this position until the Hold button is pressed again.
- Firm/Soft Buttons
  - 1. Select comfort pressure settings by pressing Firm () or Soft () buttons.
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- The patient comfort pressure ranges from Soft (6±4 mmHg) to Firm (32±6 mmHg). The Comfort Control LED displays the patient comfort pressure levels and provides a guide to the caregiver to set approximate comfort pressure level depending on the pati...
- Automatic Wireless Fowler
  - Manual Operation of the Fowler
    - 1. Press the Select button () to move the pointer on the LCD to Function.
    - 2. Use the Firm and Soft buttons until Fowler displays.
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- When this mode is activated, the control unit increases the pressure in the mattress to prevent the patient from bottoming out.
- About Automatic Wireless Mode
  - When the bed articulates to 45°, the transmitter in the head of the mattress signals the control unit to add 25% more air into the mattress to prevent the patient from bottoming out.
- Programming the Automatic Wireless Fowler Transmitter
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- The Fowler LED is lit and L displays in the LCD Display.
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- The control unit will beep and will return to Standby.
  - • Cancel - Press the Turn Angle button to exit Fowler Transmitter Setup without linking to a transmitter.
  - • Save - Wait 60 seconds without pressing a key.
- Mode Button (MA90Z Power Unit)
  - 1. Press the Mode button () to select the Max Inflate Mode or the Low Air Loss mode.
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- It takes 5-10 minutes for the MA90Z mattress to inflate fully (inflation time depends on size of mattress).
- Max Inflate mode can be manually disengaged by pressing the Max Inflate button. This will deactivate the Max Inflate LED.
- It is recommended that Max Inflate setting be used during patient ingress/egress, patient wound care, patient turning or patient cleaning.
- Max Inflate Button (MA95Z Power Unit)
  - 1. Press the Max Inflate button () to select the max inflate mode and inflate the mattress rapidly to maximum firmness (pressurized to 35 ± 6 mmHg). A series of beeps sound every three minutes as a reminder that the Max Inflate mode is active. After...
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- It takes 25-60 seconds for the MA95Z mattress to inflate fully (inflation time depends on size of mattress).
- It is recommended that Max Inflate setting be used during patient ingress/egress, patient wound care, patient turning or patient cleaning.
- 2. Perform one of the following:
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- This will deactivate the Max Inflate LED.
- Lock/Alarm Silence Button
  - 1. Press the Lock/Alarm Silence button () to select one of the following modes:
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- The Lock LED illuminates when in this mode.
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- The Alarm LED illuminates when in this mode.
- Power Fail LED
  - In the event of power outage, an alarm sounds and the Power Fail LED flashes Amber. The control unit has internal memory and retains the previous settings during the power outage.
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- During a power outage, the MA90Z, MA90ZB42 and MA90ZB48 mattress retains the air as long as the mattress is connected to the control unit.
- Low Pressure LED
  - In the event that the mattress hose disconnects, an alarm sounds and Low Pressure LED flashes Amber. Once the low pressure problem is fixed, the control unit resumes operation in the previously set mode.
- Displaying the Total Run Time (MA95Z Power Unit)
- 4.7 Powering Up the System
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- For this procedure, refer to FIGURE 4 on page 19.
- 1. Turn on the power to the system by pressing the Power button on the control unit.
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- Once the button is released, a green led illuminates when the unit is on.
- 4.8 Placing the Patient on the Mattress
  - 1. Press the Mode button or Max Inflate button to turn on the control unit to maximum flow.
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- In this mode, the Max Inflate Led lights up.
- 2. After the mattress is fully inflated, place the patient on the bed.
- 3. Ensure that the patient’s feet are towards the foot end of the mattress (the end with the hose).
- 4. Center the patient on the bed from side-to-side and head-to-foot.
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- Special positioning may be required with contracted patients to provide comfortable positions.
- 5. After placing the patient, make certain no objects will fall under the patient, such as feeding tubes, IV's etc.
- 6. Wait five minutes for the mattress pressure to stabilize.
- 7. Set the comfort pressure to the desired comfort level.
- 8. Verify that the patient has not bottomed out by performing the following steps:
- 9. If the patient feels that the bed is too soft/hard, press the Soft or Firm button to adjust the comfort settings.
- 10. Use a regular pillow to help support and stabilize the patient's head.
- 4.9 Transferring Patient From/To a Gurney
  - m
  - warning
- 4.10 Transferring Patient From/To a Wheelchair
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- 4.11 Preparing for CPR Procedure
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- For this procedure, refer to FIGURE 5 on page 30.
- 1. Perform one of the following:
- 2. Pull the hose connector (Details “B” and “C”) from the control unit connectors.
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- MA95Z Only - If the hose connector is difficult to release, pull the hose connector down and then away.
- 3. MA90Z Only - Disconnect the red CPR connector located on the hose (Detail “D”).
- Connector Cover
  - 5 Maintenance and Troubleshooting
    - 5.1 Cleaning the System
      - m
      - warning
        Before cleaning or disassembling the MA90 series, check the underside of the mattress folds for sharp objects such as scissors, needles, etc. These objects should be removed and discarded before proceeding with further cleaning or disassembly; otherw...
        Because of potential risk of infectious exposure, cleaning with the patient on the bed is not recommended.
        All equipment should be inspected. Any item that is visibly soiled with the patient's blood or other body fluids should be properly cleaned or removed.
        Laundry workers should treat all soiled bedding as if it were contaminated with pathogenic microorganisms.
        1. Remove the bedding.
        2. If necessary, inflate the mattress.
        3. Ensure that the control unit is off.
        4. Unplug the power cord from the wall outlet.
        5. Ensure that the underside of the mattress is clear of all sharp objects.
        6. Examine the surface of the control unit and mattress assembly components for visible blood or body fluids.
        7. Perform one of the following:
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- If soiled, the cover should be removed, cleaned and decontaminated.
- 8. Perform the following steps to clean the mattress cover:
  - a. Using a clean sponge or paper towel, wipe down the cover surface with a dilute detergent solution of quaternary cleaner disinfectant or other germicidal detergent solution.
  - b. Remove the cover and launder it using the following method:
    - m
- caution
- Storing the System
- 5.2 Changing the Filter
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- For this procedure, refer to FIGURE 1 on page 34.
- Clean the filter every 5 months or whenever it is dirty.
- 1. Remove the two screws securing the filter cover to the back of the control unit.
- 2. Remove the filter.
- 3. Wash the filter with water and a mild detergent.
- 4. Dry the filter completely.
- 5. Install the filter into the back of the control unit.
- 6. Secure the filter cover to the back of the control unit using the two screws.
- Filter Cover
  - 5.3 Troubleshooting