Trigno Duo Mini

Dual-head EMG + IMU sensor for muscle comparisons & coactivation

Two small EMG heads

25 x 12 x 7 mm

Conveniently record simultaneous activation from two muscles working as agonists or antagonists

2x EMG, up to 6x IMU

Up to 40 m range

2.4 GHz transmission

Record muscle coactivation as part of fully instrumented human movement labs

Trigno Duo offers the researcher a unique opportunity to record multi-channel EMG with a smaller footprint, delivering cleaner signals through greater freedom of movement.

H+ Hand Performance Monitor

First Ever Hybrid Technology For Real-time Monitoring of Muscle Forces, Muscle Fatigue, Grip Stability and Grip Strength

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Research+

With built-in Wi-Fi and Bluetooth capabilities, this dual-purpose system enables you to record EMG + movement data from anywhere and at any time.

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Sleek miniature heads ideal for use in:

HMIs, Prosthetics, Exoskeletal Systems, Pediatrics, Speech Therapy

Isolate and measure several muscles in areas of high traffic.

Multi-channel EMG ready for publication with EMGworks and Mobile EMG Suite

Acquire and analyze high-quality EMG + IMU data from multiple muscles in fully instrumented lab environments with EMGworks.

Instant comparison feedback with Mobile EMG Suite. Leverage coactivation biofeedback & obtain synergy reports using a fully mobile setup.

Real-time Filters

Are available to remove offset, motion artifact and noise contamination from the EMG signal.

Monitor

The quality of the recorded EMG signals throughout the duration of your experiment

Import Export

Data in various formats from EMGworks, Mobile EMG Suite or from batch scripts for on-the-fly conversion.

Specifications

User’s Guide

Sensor Channels
2x EMG, up to 6x IMU

Reference Type
Dual on-board stabilizing reference

Inter-Electrode Spacing
10 mm

Size (Body)
27 x 46 x 13 mm

Size (Head)
25 x 12 x 7 mm

Mass
21 g

Cable Lengths
10 in.

Operating Range
40 m in RF mode
Host Dependent/unlimited datalogger

Wireless Protocol
-2.400-2.483 GHz ISM Band, Proprietary RF Protocol
-BLE V4.2

EMG Bandwidths
10-850 Hz
20-450 Hz

EMG Sampling Rate (Max)
2148 sa/sec

Accelerometer Sampling Rate (Max)
963 sa/sec

Gyroscope Sampling Rate (Max)
741 sa/sec

Orientation Sampling Rate (Max)
361 sa/sec

Sensor Resolution
16 bits

EMG Baseline Noise (typical)
750 nV

EMG Input Range
11 mV / 22 mV rti

CMRR
<-80 dB

Battery Life
Up to 8 hours

Recharge Time (typical)
2.5 hours

Inter-Sensor Latency
< 1 sampling period

EMG Analog Output Delay
48 ms Fixed

ACC/Gyro Analog Output Delay
96 ms Fixed

On-Board EMG Filter
-Butterworth bandpass (40/80 dB/dec)
-RMS Envelope Calculation (100 ms window)

Real-Time IMU Orientation Filter
Quaternions or RPY (selectable)

Material
Medical Grade Polycarbonate

Seal and Protection
UV-sealed to prevent moisture from entering the sensor & to enhance patient safety

Patents
Protected by one or more of the following Patents 6480731, 6238338, 6440067, 9351559, 8971983, EP1070479

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