Cell Culture Applications under Flow Conditions

Cell Culture Applications under Flow Conditions

Modular & Reproducible

Precise Cell Analyses under Controlled Flow Conditions

Cell culture applications under flow conditions place high demands on the control of environmental conditions, imaging, and reproducibility. PatchFlux AI™ is a microfluidic system specifically developed to precisely analyze cells under defined flow conditions. Researchers can accurately control shear stress, temperature, pH, and media exchange, enabling realistic simulation of physiological or pathological conditions.

The platform is suitable for applications in cell biology, hematology, and pharmacology. A glass-covered observation platform enables high-resolution imaging of cells in the flow channel. For specialized applications, the system can also be configured for patch-clamp measurements under flow conditions. konfiguriert werden.

A Scalable Platform for Precise Cell Analysis under Flow

PatchFlux AI was developed for research questions where controlled environmental conditions, low sample volumes, and real-time quantitative analysis are essential. The system supports experiments with red and white blood cells, endothelial cell models, and single cells in microfluidic setups.

Thanks to the integrated high-precision thermostat, the temperature remains stable even during long-term experiments. Shear profiles, exposure duration, and media exchange can be set reproducibly via software control. This makes PatchFlux AI especially suitable for studies on:

  • Erythrocyte deformability and membrane mechanics
  • Osmotic fragility
  • Cell adhesion under flow
  • RBC shape analysis and aggregation
  • Patch-clamp under controlled flow conditions
  • Pharmacological responses, dose-response relationships, and reversibility

Discover the PatchFlux AI modules and find the right configuration for your research.
Contact us for a product demo, technical details, or an application-specific consultation.

Application Areas and Software Modules

The PatchFlux AI hardware forms the core system. Additional functions are added through separately available software modules. This allows you to start with a basic system and tailor the platform specifically to your research projects.

1. RBC Mechanics – Mechanical Properties and Deformability of Red Blood Cells
Quantify elongation, stiffness, and relaxation of erythrocytes under controlled shear stress. The module supports research into diseases and conditions such as:

  • Hemolytic anemias
  • Sickle cell disease
  • Thalassemia
  • Diabetes
  • Malaria
  • COVID-19-associated changes in blood cells

2. Osmotic Fragility – Real-Time Osmotic Fragility
Generate osmotic or fragility curves in real time using the smallest blood volumes. The AI-supported analysis automatically calculates the MCF50 value. Suitable for:

  • Membrane studies
  • Aquaporin research
  • Drug testing
  • Studies of erythrocyte osmotic stability

3. Cell Adhesion – Cell Adhesion under Physiological Flow
Analyze the adhesion of erythrocytes and leukocytes to endothelial cells under defined flow, temperature, and media conditions. The module is suitable for modeling vascular and inflammatory processes as well as for high-throughput AI-supported image analysis.

4. RBC Shape & Aggregation – Shape Analysis and Rouleaux Formation
Detect and classify erythrocyte morphology, aggregation dynamics, and cell subpopulations using artificial intelligence. This is particularly relevant for:

  • Disease phenotyping
  • Drug screening
  • Studies on aggregation and changes in cell shape

5. Patch-Clamp under Flow
Measure ion channel activity at the single-cell or cell-cluster level while cells are exposed to defined temperature, pH, osmolarity, and drug conditions. Controlled solution exchange takes place without unnecessarily disturbing the patch.

6. AI-Supported Workflow for Sickle Cell Disease and Thalassemia
A dedicated workflow for research into clinically relevant erythrocyte phenotypes in sickle cell disease and thalassemia is currently in active development and will be available on request.

Our Service

We support you not only with the hardware, but also with practical assistance — from the initial consultation to applications, experimental setups, and implementation.

Are you a researcher in hematology or cell biology? PatchFlux AI offers precise microfluidics with AI analysis for erythrocytes, adhesion, and patch-clamp.

Contact us today for a free consultation.

Technical Data

Microscope slide

Microscope slide according to DIN ISO 8037-1

Glass or polymer; custom design/coating available on request

Flow channel height0.3 mm
Chamber width14 mm
Chamber length55 mm
Wall shear stress0.25 – 10 Pa
Shear-flow shutoff time0.3 ms
Solution exchange time2.0 s at 0.25 Pa shear stress
Dimensions (W x H x D)78 x 27 x 121 mm
MaterialTitanium or stainless steel (AISI 316L / EN 1.4404)
SealsSilicone (FDA) and EPDM
Temperature controlWater-circulation thermostat
Temperature accuracy± 0.1 °C
Hot-water outlet

Tubing connection, 6 mm inner diameter, 8 mm outer diameter

Temperature sensorPt1000 rod probe, 1.5 x 100 mm, LEMO 1S
Pneumatic seals2x FESTO QSRL-M5-4

Features & Benefits

  • Precise control of experimental conditions: Control shear stress, temperature, pH, osmolarity, and solution exchange with high accuracy. This enables targeted simulation of healthy and pathological microenvironments.
  • Imaging and patch clamp in one system: Use the glass-covered platform for stable, high-resolution imaging, or configure the system for direct access during patch-clamp measurements.
  • AI-supported data analysis: Optional software modules enable automated image evaluation, quantitative cell classification, and high-throughput real-time analysis.
  • Low sample volumes: Suitable for applications with minimal sample volumes, including assays with small blood volumes, such as finger-prick samples.
  • Laboratory-ready, robust, and flexible: The 3D-printed titanium chamber is compact, durable, biologically inert, and designed for everyday laboratory use. All heat-resistant components that come into contact with biological material are autoclavable and sterilizable.
  • Compatible with standard laboratory equipment: PatchFlux AI fits onto any microscope stage, uses standard microscope slides, and can be integrated into existing experimental setups.

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