FlowCam Cyano Flow Imaging Microscope System

Overview

The FlowCam Cyano is a high-performance flow imaging microscope system engineered for regulatory-compliant, image-based particle characterization in biopharmaceutical development, water quality monitoring, and environmental microbiology. Unlike light obscuration or static microscopy methods, the FlowCam Cyano employs dynamic flow imaging—capturing high-fidelity digital micrographs of particles as they pass through a precision-machined flow cell at controlled laminar velocity. Each particle is imaged in real time across full field-of-view depth and width, enabling simultaneous quantification of size, shape, transparency, texture, and fluorescence response. The system operates on the principle of hydrodynamic focusing combined with synchronized high-speed imaging and pixel-level segmentation, delivering statistically robust datasets with traceable metadata for each individual particle. Designed specifically for applications requiring orthogonal particle analysis per USP , it provides critical morphological context that complements traditional count-and-size methods—especially for subvisible particulates in parenteral drug products, vaccine aggregates, and cyanobacterial cells in aquatic systems.

Key Features

• Dynamic flow imaging platform with automated focus, exposure, and illumination control for reproducible particle capture across 0.5 µm – 1000 µm size range
• Four interchangeable high-NA objective lenses (2×, 4×, 10×, 20×) matched to optimized flow cells (FOV: 200 µm to 1 mm), enabling scalable resolution and throughput
• Integrated 633 nm excitation laser with dual-bandpass emission filters (650/10 nm and 700/10 nm) for selective detection of chlorophyll-a, phycocyanin, and anthocyanin-bearing organisms
• High-speed CMOS camera (1920 × 1200 px, up to 100 fps) with both monochrome and color acquisition modes for enhanced contrast and spectral discrimination
• Microfluidic sample handling via precision syringe pumps (0.02–10 mL/min), supporting low-volume (≥100 µL) and high-throughput (≥5000 µL/min) operation
• Real-time particle segmentation and feature extraction using proprietary edge-detection and morphology algorithms—no manual thresholding required
• Regulatory-ready architecture with optional 21 CFR Part 11-compliant software module, including electronic signatures, audit trails, and secure user access controls

Sample Compatibility & Compliance

The FlowCam Cyano accommodates a broad spectrum of liquid-phase samples without chemical fixation or staining, including protein therapeutics, vaccine suspensions, cell culture supernatants, raw and treated drinking water, algal cultures, and industrial process streams. Its non-destructive imaging approach preserves sample integrity for downstream analysis. The system meets method suitability requirements outlined in USP for orthogonal particulate assessment and supports GLP/GMP workflows through validated instrument qualification protocols (IQ/OQ/PQ). It is routinely deployed in QC laboratories performing batch release testing of injectables, stability studies under ICH Q5C guidelines, and environmental surveillance aligned with EPA Method 1623.2 and ISO 14442 for phytoplankton enumeration. All hardware and firmware components are CE-marked and RoHS-compliant.

Software & Data Management

VisualSpreadsheet® 6 is the native acquisition and analysis platform, providing an integrated environment for method development, image capture, multivariate filtering, and statistical reporting. It computes over 40 morphological descriptors—including area, aspect ratio, circularity (Hu and standard), convexity, roughness, fiber straightness, and biovolume estimates—enabling classification based on geometric and optical properties. Users can define custom particle groups via Boolean logic, generate histograms, export CSV/Excel reports, or visualize spatial distributions in scatter plots. VisualAI™, an optional AI-powered module, applies transfer-learning models trained on thousands of annotated biopharmaceutical particles to autonomously distinguish protein aggregates, silicone oil droplets, cellulose fibers, and microbial contaminants—without retraining. Data archives include full-resolution images, acquisition metadata (flow rate, gain, exposure), and operator audit logs, all stored in encrypted, tamper-evident format compliant with FDA 21 CFR Part 11 Annex 11 requirements.

Applications

• Biopharmaceutical Development: Subvisible particle profiling per USP and ; aggregate quantification in mAb formulations; silicon oil droplet identification in prefilled syringes; residual host cell debris analysis
• Water Quality Monitoring: Automated enumeration and taxonomic classification of cyanobacteria (e.g., Microcystis, Anabaena), diatoms, and dinoflagellates; early warning detection of harmful algal blooms (HABs)
• Environmental Research: Phytoplankton community structure analysis in freshwater and marine ecosystems; microplastic identification by shape, edge texture, and fluorescence signature
• Materials Science: Characterization of printer toner uniformity, polymer microspheres, catalyst supports, and ceramic slurries; assessment of dispersion stability and agglomeration kinetics
• Food & Beverage: Yeast viability assessment in brewing; pollen and spore detection in honey; contaminant screening in dairy emulsions and plant-based beverages

FAQ

What distinguishes FlowCam Cyano from conventional light obscuration or static microscopy?
It captures full-frame, high-resolution images of every particle in motion—providing not just size and count, but morphology, transparency, and fluorescence data essential for root-cause analysis.
Can FlowCam Cyano be integrated into automated laboratory workflows?
Yes—it is compatible with the ALH (Automated Liquid Handler) platform for unattended sample loading, dilution, and rinsing, supporting 24/7 operation in regulated environments.
Is calibration traceable to NIST or other international standards?
While particle sizing relies on pixel-to-length conversion validated against NIST-traceable stage micrometers, the system supports user-defined calibration routines with documented uncertainty budgets per ISO/IEC 17025.
How does the system handle high-concentration samples?
At concentrations exceeding 5 × 10⁶ particles/mL (for 2.5 µm particles), dilution or reduced flow rate is recommended to maintain ≥85% effective detection efficiency and avoid image overlap artifacts.
What regulatory documentation is provided with the instrument?
Factory-issued IQ/OQ protocols, software validation summary, 21 CFR Part 11 configuration guide, and a comprehensive service manual are included with each shipment.