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General| Modes | Assist/Control, SIMV, CPAP |
|---|---|
| FiO2 | 21% to 100% |
| Manufacturer | Newport Medical Instruments |
| Type | Ventilator |
| Power Source | AC Power, DC Power, Internal Battery |
| Battery Life | Up to 10 hours |
Details the operator's role in ensuring safe and effective ventilator use and patient care.
Outlines the terms and conditions limiting Newport Medical Instruments' liability for product use.
Specifies the warranty period, exceptions, and conditions for the HT50 Ventilator.
Provides definitions for terms like WARNING, CAUTION, NOTE, Inspection, Service, Repair, and Maintenance.
Explains how controls, alarms, and indicators are designated in the manual.
Lists general warnings and cautions related to the safe operation and maintenance of the HT50 Ventilator.
Information on scheduled maintenance and repair services provided by Newport Technical Service.
Provides contact details for Newport Medical Instruments, including address, phone, fax, and email.
Describes the device's purpose for providing mechanical ventilation support to adult and pediatric patients.
Lists and describes the controls, alarms, and monitors with their respective ranges or selections.
Details various controls, alarms, and monitored parameters of the HT50 Ventilator, including their functions and ranges.
Specifies electrical requirements, dual internal battery details, and RS-232C interface for the HT50.
Covers operating temperature, humidity, altitude, operating pressure, and storage conditions.
Details specifications for the HT50-H/HT50-HB humidifier, including temperature, water volume, and intended use.
Outlines pneumatic requirements and FiO2 control for the optional air/oxygen entrainment mixer.
Details pneumatic requirements and FiO2 control for the optional oxygen blending bag kit.
Provides an overview of the HT50 front panel button functions and operating conditions.
Describes the function of front panel controls like On/Standby, MODE control, and various adjustment buttons.
Explains the visual and audible indicators for various alarms, including High/Low Paw and High/Low V.I.
Details how messages and alarms are displayed, including monitored parameters and available selections.
Describes the purpose and connection of left-side connectors like Airway Pressure and Gas Output.
Details right-side connectors like external power, equipotential, and power cord ferrite.
Provides a high-level overview of the HT50 ventilator's design, technology, and features.
Explains the operation of the Assist/Control Mandatory Ventilation mode, including breath delivery and triggering.
Describes the SIMV mode, detailing mandatory breaths, spontaneous breathing, and lockout intervals.
Explains the SPONT mode, where all breaths are patient-triggered and adjustable PEEP/Psupport levels are used.
Details how Psupport functions during spontaneous breaths in SIMV and SPONT modes to elevate airway pressure.
Explains how the HT50 maintains target airway pressure throughout inspiration in Pressure Control mode.
Describes setting tidal volume for mandatory breaths in Volume Control ventilation and how adjustments affect flow.
Explains the alarmed function that activates when inspiratory minute volume falls below a set limit.
States the purpose of the OVP procedure to verify proper operation after servicing or annually.
Lists the necessary test equipment for performing the OVP and calibration procedures.
Details the general inspection of the breathing circuit, filters, and connections before starting OVP.
Describes how to test the functionality of front panel buttons, LEDs, displays, and alarms.
Outlines the procedure for checking the pneumatic system for leaks using a vacuum gauge.
Explains the process for calibrating the internal pressure transducers using USER SETUP and Tech. Setup.
Details the steps to calibrate the Paw meter needle to zero and 60.
Describes the procedure for calibrating the volume factor using an Rp50 resistor.
Explains how to calibrate the pressure relief valve to ensure proper pressure regulation.
Details the procedure to calibrate the exhalation valve, which must be done after replacement.
Guides the user through setting the ventilator to standard test parameters for calibration and verification.
Describes checks for peak and baseline pressures against a calibrated gauge and display.
Explains how to test the Ptrig sensitivity for patient effort detection and absence of auto-triggering.
Details how to verify PEEP/CPAP settings and Ptrig levels for proper baseline pressure measurement.
Describes how to set and verify pressure control settings against a calibrated gauge and display.
Details the procedure to check for gas leakage from the exhalation valve during inspiration.
Explains how to test the manual inflation function and verify breath termination.
Describes how to test the High Paw alarm, verifying audible/visual alerts and pressure limits.
Details how to test the Low Paw alarm, verifying audible/visual alerts and pressure limits.
Explains how to test the Check Prox Line alarm by disconnecting the pressure line.
Outlines the procedure for testing the internal battery charge level and power switchover functionality.
Describes how to test the humidifier functionality, including temperature settings and fail alarms.
A template for recording the results of the Operational Verification Procedure tests.
Discusses routine and technical maintenance, battery replacement recommendations, and service needs.
Lists the tools necessary for performing maintenance procedures, including screwdrivers and a computer.
Lists specific parts required for maintenance, such as pump assembly and batteries.
Outlines routine checks for the power cord, front panel overlay, and humidifier assembly.
Details annual maintenance tasks, including discharging the power supply and replacing the internal battery.
Describes procedures for 10,000-hour maintenance, including pump assembly replacement and setting the service due meter.
States the guide's purpose for assisting technicians in troubleshooting and repairing the HT50 ventilator.
Provides a table of common mechanical and pneumatic problems, potential causes, and suggested corrective actions.
Offers a table of common electronic issues, potential causes, and suggested corrective actions for the HT50.
Lists replaceable assemblies like battery, pump, and main board if worn or damaged.
Lists the specific tools needed for component removal and replacement.
Provides instructions on how to safely discharge the HT50 power supply before disassembly.
Details the steps for removing the lower case assembly of the HT50 ventilator.
Explains the procedure for removing and replacing the primary internal battery.
Guides the user through the process of removing and replacing the pump assembly.
Details the steps for replacing the outlet assembly, noting differences between models.
Provides instructions for replacing the humidifier heater assembly on HT50-H models.
Explains how to remove and replace the front panel PCB if buttons or displays malfunction.
Details the procedure for replacing the front panel bezel if it is cracked or dented.
Guides the user through replacing the main PCB assembly for electronic malfunctions.
Explains how to replace the power supply board if the ventilator is inoperable on AC or DC power.
Shows a detailed internal view of the HT50 ventilator with numbered components.
Illustrates the front view of the HT50-H model, showing external components and their labels.
Displays the front view of the HT50-H1 model, highlighting external components and their labels.
Provides a diagram of the main board with its mounting hardware and associated components.
Illustrates the tubing connections on the left side of the main board.
Shows the components located on the right side case of the HT50 ventilator.
Depicts the front panel from a side view, showing assembly steps.
Presents a schematic diagram of the pneumatic system of the HT50 ventilator.
A comprehensive list of parts with their corresponding part numbers and descriptions.
Explains the importance of proper packaging for returns to avoid damage and delays.
Details the process for obtaining an RGA number for returns and the required information.
Provides instructions for packaging a complete HT50 ventilator unit for return, including the use of original packaging.
Outlines the procedure for packaging individual parts or accessories for return shipments.
Lists humidifier accessories, air/oxygen mixer, and patient breathing circuits with part numbers.
Provides a detailed list of service parts, their descriptions, and corresponding part numbers.
