Mindray WATO EX-35 Anesthesia Machine

Description

New Touch-screen Control

Featuring a new 10.4” touch-screen with quick access parameter controls and flat menu design. The new WATO EX-35 UI enables the user to make adjustments to vent mode and monitor settings easier than ever before at this product level.

The new touch responsive Smart Alarm system provides real-time detailed information that quickly and clearly alerts the clinician to adverse situations highlighting the need for early interaction and resolution.

Enhanced Performance

Employing the latest technologies the new WATO EX-35 supports an extensive range of features and functionality, ensuring all anesthetic procedures are delivered safely, efficiently and effectively. Enhanced features include, but are not limited to:

· Integrated Plug-and-play AG Module (auto ID of 5 agent and N2O)

· Integrated multi-mode ventilator offering controlled and support modes of ventilation

· The new and unique Mindray Ventilator Drive Gas Auto Switch function which guarantees the patient is ventilated without interruption at all times…

Better Usability

The new EX-35 is designed with the user in mind. It has been developed to make your life easier. A feature rich, ergonomically designed anaesthesia system that can be positioned with ease and used for prolonged periods without experiencing unnecessary stress or fatigue.

Physical Specifications

Dimensions and Weight
Height 1410 mm
Width 780 mm (not including breathing system)
945 mm (including breathing system)
Depth 690 mm
Weight <145 kg
(without vaporizers and cylinders)
Top Shelf
Weight limit 30 kg
Width 630 mm
Depth 315 mm
Work Surface
Height 850 mm
Width 545 mm
Depth 310 mm
Drawer (Internal Dimension)
Height 130 mm
Width 415 mm
Depth 325 mm
Bag Arm
Height 1150 mm
Length 312 mm
Connection ISO 22mm OD, 15mm ID
Casters
Diameter 125 mm
Brakes All four casters with brakes

Ventilator Specifications
Modes of Ventilation
Manual/Spontaneous Ventilation/Bypass
Volume Control Ventilation (VCV) with PLV function
Pressure Control Ventilation (PCV)
Synchronized Intermittent Mandatory Ventilation
(SIMV-Volume Controlled and SIMV-Pressure Controlled)
Pressure Support Ventilation (PS) with apnea backup
Compensation
Circuit gas leakage compensation and automatic compliance
compensation
Ventilation Parameters Range
Patient Size Adult, Pediatric, Infant
Tidal volume 20~1500 mL ( (Volume Mode)
(increments of 1 mL)
5~1500 mL (Pressure Mode)
Pinsp 5~60 cmH2O (increments of 1 cmH2O)
Plimit 10~100 cmH2O (increments of 1 cmH2O)
∆Psupp 3~60 cmH2O (increments of 1 cmH2O)
Rate 4~100 bpm (increments of 1 bpm)
I:E 4:1 – 1:8 (increments of 0.5)
Inspiratory pause (Tip:Ti) OFF, 5% – 60% (increments of 1%)
Inspiratory time (Tinsp) 0.2 – 5.0 s (increments of 0.1 s)
Trigger window 5% – 90% (increments of 5%)
Flow trigger 0.5 ~ 15 L/min (increments of 0.5L/min)
Pressure trigger -20~ -1 cmH2O (increments of 1 cmH2O)
Expiration termination level 5% – 60% (increments of 5%)
Min Rate 2 – 60 bpm (increments of 1 bpm)
Tslope 0.0 – 2.0 s (increments of 0.1 s)
Apnea I: E 4:1~1:8 (increments of 0.5)
∆Papnea 3 – 30 cmH2O (increments of 1 cmH2O)
Positive End Expiratory Pressure (PEEP)
Type Integrated, electronic controlled
Range OFF, 3~30 cmH2O
(increments of 1 cm H2O)
Ventilator Performance
Driving pressure 280 kPa to 600 kPa
Peak gas flow 120 L/min + Fresh Gas Flow
Monitoring Parameters
Minute volume 0 ~ 100 L/min
Tidal volume 0~2500 ml
Inspired oxygen (FiO2) 18% ~ 100%
Peak airway pressure -20 ~ 120 cmH2O
Mean pressure -20 ~ 120 cmH2O
Plateau pressure -20 ~ 120 cmH2O
I:E 8:1 ~ 1:10
Rate 0 ~120 bpm
PEEP 0 ~ 70 cmH2O
Resistance (R) 0 ~ 600 cmH2O/(L/s)
Compliance (C) 0 ~ 300 ml/ cmH2O
Control Accuracy
Volume delivery < 75 ml: ± 15 ml
≥75 ml: ± 15 ml or ± 10% of the set value,
whichever is greater
Pressure delivery ± 3.0 cmH2O or ± 8% of the set value,
whichever is greater
PEEP delivery OFF: ≤4.0 cmH2O
3 to 30 cmH2O: ± 2.0 cmH2O or ±8% of the set
value, whichever is greater
Monitoring Accuracy
Volume monitoring < 75 ml: ± 15 ml
≥75 ml: ± 15 ml or ± 10% of the reading,
whichever is greater
Pressure monitoring ± 2.0 cmH2O
PEEP monitoring ± 2.0 cmH2O or ± 10% of the reading,
whichever is greater
MV monitoring ±15% of the reading
Trend Graph
Continuous trend information with time discrete events for the latest
48 hours
Trend Table
Continuous trend information together with time discrete events for
the latest 48 hours
Alarm Log Book
500 events storage, first in first out
Alarm Setting
Tidal volume Low: 0 ~ 1595 ml
High: 5 ~ 1600 ml
Minute volume Low: 0 ~ 99 L/min
High: 0.2 ~ 100 L/min
Inspired oxygen Low: 18% ~ 98%
High: OFF, 20% ~ 100%
Apnea alarm VTe < 10ml measured in 20s
Paw < (PEEP + 3) cmH2O in 20s
Airway pressure low 0 ~98 cmH2O
Airway pressure high 2 ~100 cmH2O
Sustained airway pressure alarm: 15s
Subatmospheric pressure alarm: Paw < -10 cmH2O
Alarm silence countdown timer: 120 to 0 seconds
Ventilator Components
Flow Sensor
Type Variable orifice flow sensor
Location Inspiratory and expiratory port
Oxygen Sensor
Type Galvanic fuel cell
FiO2 displayed 18% to 100%
Accuracy ± (volume fraction of 2.5 % +2.5 % gas level)
Response Time ≤20 seconds

Ventilator Screen
Display type Color active matrix TFT touch screen
Display size 10.4 in diagonal
Pixel format 1024 x 768
Brightness Adjustable
Screen display configurable
Display parameters All setting and alarm parameters (including
Breath rate, I/E ratio, Tidal volume, Minute
volume, PEEP, MEAN, PEAK, PLAT, and O2
concentration, EtCO2, N2O, Aesthesia gas
concentration)
Display waveforms P-T, F-T, V-T, CO2 , O2, Anesthetic gas, N2O
Spirometry loops P-V, F-V and F-P
Timer On screen timer
Communication Ports
One RS-232C connector and one DB9 connector
Ethernet (RJ-45)
USB
Vaporizers
Vaporizer Mindray V60 Anesthetic Vaporizer or Penlon
Sigma Delta Anesthetic Vaporizer
Support agents Halothane, Enflurane, Isoflurane,
Sevoflurane
Position MAX.2
Mounting mode Selectatec®, with interlocking function
Plug-in®, with interlocking function
Modules
Anesthesia Gas (AG) Module
Measurement mode Side-stream
Monitor gases CO2, N2O, Halothane, Enflurane, Isoflurane,
Sevoflurane, Desflurane, MAC, Paramagnetic
O2 (optional)
Warm-up time 45 s (ISO accuracy mode)
10min (full accuracy mode)
Sample rate Adu/Ped: 150, 180, 200 ml/min
Neo: 100, 110, 120 ml/min
Accuracy ± 10 mL/min or ± 10% of the set value,
whichever is greater
Range CΟ2: 0% ~ 10%
Des: 0% ~ 18 %
Sev: 0% ~ 8%
Enf, Iso, Hal: 0% ~ 5%
O2/N2O: 0% ~ 100%
AwRR range 2 ~100 bpm
AwRR accuracy 2 bpm ~ 60 bpm：± 1 bpm
61 bpm ~ 100 bpm：± 2 bpm
Carbon Dioxide (CO2) Modules
Method Infrared absorption
Module type Mindray side-stream
Capnostat mainstream
Oridion micro-stream
(optional)
Work mode Standby or measurement
Displayed numerics EtCO2 , FiCO2
Waveform Capnography
Side-Stream Carbon Dioxide (CO2) Module
Measurement range 0 ~ 99 mmHg
Accuracy ± 2 mmHg (0 ~ 40 mmHg)
± 5% of the reading (41 ~ 76 mmHg)
± 10% of the reading (77 ~ 99 mmHg)
Resolution 1 mmHg
Sampling rate Neonatal: 100 mL/min and 120 mL/min
optional
Adult/children: 120 mL/min and 150 mL/min
optional
Sampling rate accuracy ± 15% of the set value or ± 15 mL/min,
whichever is greater
Warming-up time <1 min, enter the ISO accuracy mode
After 1 min, enters the full accuracy mode
Response time <4.5 s@100 mL/min
<4.5 s@120 mL/min
Measured by using neonatal watertrap and
2.5 m neonatal sampling line
<5.5 s@120 mL/min
<5 s@150 mL/min
Measured by using adult watertrap and 2.5 m
adult sampling line
Capnostat Mainstream CO2 Module
Measurement range 0 ~ 150 mmHg
Accuracy ± 2 mmHg (0 ~ 40 mmHg)
± 5% of the reading (41 ~ 70 mmHg)
± 8% of the reading (71 ~ 100 mmHg)
± 10% of the reading (101 ~ 150 mmHg)
Resolution 1 mmHg
Rise time <60 ms
Response time <2 s
Alarm limit EtCO2 High: OFF, 2 ~ 150 mmHg
EtCO2 Low: OFF, 0 ~ 148 mmHg
FiCO2 High: OFF, 1 ~ 150 mmHg
Micro-stream CO2 Module
Measurement range 0 ~ 99 mmHg
Accuracy 0 ~ 38 mmHg: ± 2 mmHg