Pilot 02 · Vinmec Healthcare

Hospital-to-Home Rehabilitation Sensing

Vinmec Vital Sentinel: Continuous monitoring platform extending clinical-grade diagnostics into the home.

Pilot Status: Planned | Target: Q2 2027 | Partners: Vinmec Healthcare, V-SENSE Biosensing Core

The Clinical Challenge

Silent Deterioration

Post-discharge recovery is a critical window. Clinicians rely on vital signs, but discontinuous measurement creates gaps—a patient's condition can deteriorate for hours before the next checkup. Vital Sentinel bridges this gap with skin-conformal, continuous biosensing that quantifies measurement uncertainty, enabling clinicians to distinguish genuine physiological changes from sensor artifacts.

Technical Architecture

Multi-Parametric Biosensing

Fully Integrated Continuous Bio-Sensing

Skin-conformal, flexible VLSI circuits capable of simultaneous multi-parametric tracking:

  • Electrocardiography (ECG) — continuous cardiac rhythm with 500 Hz sampling, band-pass filtering integrated on-chip
  • Sweat-based Biomarkers — lactate and glucose via integrated microfluidic electrochemical transduction
  • Core Body Temperature — distributed thermistors with cross-node consensus filtering
  • Respiration Rate — impedance-based thoracic sensing with motion-artifact rejection

Uncertainty Quantification at the Circuit Level

On-chip probabilistic circuits calculate real-time confidence metrics, distinguishing genuine events from noise:

  • Signal-to-Noise Ratio (SNR) Calculation — local AFE continuously computes SNR against noise floor; low SNR triggers automatic gain adjustment
  • Motion-Artifact Separation — cross-channel coherence analysis identifies cardiac signal corruption from patient movement, flagging low-confidence windows
  • Bio-Fouling Detection — biochemical sensor response degrades predictably; on-chip model flags electrochemical surface fouling before accuracy loss
  • Clinician-Interpretable Confidence — each vital metric paired with confidence score (0–100%) reported to hospital dashboard in real time
Device Specifications
Form Factor: Wearable patch, 3×5 cm, flexible substrate, adhesive backing, <2 mg/cm² sensor density
Wear Duration: 7–14 days continuous, single charge via inductive coil (20 min charge)
Data Rate: 2 Mbps raw, 10 kbps post-processing & compression, encrypted BLE 5.0 TX
Clinical Accuracy: ECG ≤2% vs. hospital gold-standard, glucose ±0.5 mmol/L, temp ±0.2°C
Live Demonstration

Real-Time ECG QRS Complex Detection

Watch live Pan-Tompkins heartbeat detection algorithm identify R-peaks in noisy ECG waveforms. The on-chip filter automatically adapts to reject motion artifacts and electrical noise while maintaining clinical accuracy. Heart rate updates with each detected beat.

0.6
Current Heart Rate
72
BPM
Beats Detected
0
Peaks
🔵 Cyan: Filtered ECG Signal 🔴 Red: Detected R-Peaks (QRS) ⚪ White: Motion Artifact Rejection Algorithm: Pan-Tompkins Peak Detection
Validation Roadmap

From Bench to Bedside

Bench Testing (2026)

Reference device characterization against FDA gold-standard comparators. Phantom testing to validate on-chip UQ algorithms under controlled noise scenarios.

Status: In Progress
Planned Clinical Trials (Target: Q2–Q4 2027)

Institutional Review Board (IRB) approval pending. Recruitment: 50 post-surgical patients. Comparison: Vital Sentinel vs. standard clinical monitoring protocol.

Timeline: Q2 2027 IRB → Q4 2027 interim analysis
Core Research Frontiers

This pilot draws on V-SENSE's three core engineering frontiers:

Frontier 01
Self-Aware CMOS
Frontier 02
Neuromorphic Edge
Frontier 03
Reconfigurable RF
Cellular Analysis

Spatial Transcriptomics Tissue Analyzer

Laser-assisted multiplex sequencing mapping localized mRNA cellular expression. Watch a neon scanning beam illuminate glowing cell nuclei, revealing genetic expression patterns in real-time through dynamic color shifts.

Sequencer Core
STANDBY
Cells Sequenced
0/150
Expression Purity
0.00%
Sequencing Depth
0x
🟣 Magenta: High Expression | 🟣 Purple: Moderate | 🟣 Violet: Low Expression
Optical Sensing

Photoplethysmograph (PPG) Engine

Real-time systemic arterial pulse wave rendering tracking cardiovascular dicrotic notches. Infrared LED optical absorption reveals the heart's actual mechanics—systolic surge, aortic valve snap, diastolic decay.

Optical LED Probe
🔒 PROBE LOCKED
Heart Rate
72 bpm
SpO₂ Level
98.4%
Perfusion Index
4.21%
🔵 Blue: Normal Pulse Wave | 🔴 Red: Arrhythmia Event | Dicrotic Notch: Aortic Valve Closure