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Manufacturing Cell & Gene Therapeutics Requires Extreme Precision and Gentle Flow

PSG® Biotech’s four-piston diaphragm pumps, pump controllers and flow meters deliver precise, accurate flow control that optimizes the development and production of sensitive, life-changing cell and gene therapies, making them the ideal choice for these delicate applications.

Buffer & Media Preparation

Media Preparation

Mixing and Recirculation: Quattroflow pumps are used to mix and recirculate media to ensure homogeneity. The pump’s gentle pumping action prevents cell damage and maintains the integrity of nutrients and growth factors.

Transfer of Prepared Media: These pumps transfer prepared media from mixing tanks to bioreactors or storage containers with high precision and minimal shear.

Accurate Measurement

Flow Rate Monitoring: SumoFlo sensors provide precise measurement of flow rates during media and buffer preparation, ensuring consistency and accuracy.

Mass Flow Measurement: These sensors measure the mass flow of liquids, which is crucial for precise formulation and mixing of media and buffers.

Buffer Preparation

Mixing Buffers: Quattroflow pumps ensure thorough mixing of buffer solutions, which is essential for maintaining pH and ionic strength consistency

Filtration and Transfer: They are used to filter and transfer buffer solutions, ensuring that they are free from contaminants and ready for use in various stages of bioprocessing.

Process Control

Automated Control Systems: Integrating SumoFlo sensors with automated control systems allows real-time monitoring and adjustment of flow rates, improving process reliability.

Batch Consistency: Ensures that each batch of media and buffer is prepared to the same specifications, critical for reproducibility in cell and gene therapy processes.

Pumps in Bioreactors

Bioreactors are used to cultivate and produce cells and biological molecules in upstream process.

Advantages of Quattroflow Pumps in Bioreactors:

  1. Gentle Fluid Handling: Quattroflow pumps are known for their low shear, gentle pumping action, which is crucial for handling delicate cells and biological molecules in bioreactors without damaging them.
  2. Precise Flow Control: These pumps offer precise flow control, allowing for accurate delivery of media, buffers and other fluids into the bioreactor, ensuring optimal conditions for cell growth and biological processes.
  3. Suitability for Single-Use Systems: Quattroflow pumps are compatible with single-use bioreactor systems, which are increasingly favored in the biopharmaceutical industry for their flexibility, reduced contamination risks and cost effectiveness.
  4. Scalability: Quattroflow pumps are scalable, meaning they can be used in bioreactors of various sizes, from small benchtop systems to large, production-scale reactors, without compromising performance or precision.
  5. Hygienic Design: These pumps are designed for hygienic applications, featuring smooth surfaces and can be CIP and SIP for multiuse pumps, which is essential for maintaining sterility in bioreactor operations.
  6. Versatility: Quattroflow pumps can handle a wide range of fluids, including cell culture media, buffers and process liquids, making them suitable for diverse bioreactor applications across different stages of bioreactors.

Centrifugation

Application of Quattroflow pumps in Centrifugation Process:

  1. Media and Buffer Transfer: Quattroflow pumps can be utilized to transfer cell culture media, buffers and solutions to and from centrifuge vessels. This ensures the availability of appropriate solutions for sample preparation and post-centrifugation processing.
  2. Harvesting and Washing: After centrifugation, Quattroflow pumps can be used to transfer harvested cells or particles from the centrifuge vessel to downstream processing equipment for washing and further processing. This helps maintain the integrity of the harvested material and facilitates subsequent purification steps.
  3. Reagent Addition: Quattroflow pumps can accurately dispense reagents or additives required for sample preparation before or after centrifugation. This includes adding stabilizers, preservatives or enzymes to the sample to facilitate downstream analysisor processing.
  4. Filtration Support: In some centrifugation applications, especially those involving cell culture or bioprocessing, post-centrifugation filtration steps may be necessary. Quattroflow pumps can assist in transferring the centrifuged samples through filtration systems for particle removal or concentration.
  5. Recirculation and Washing: In continuous flow centrifugation systems, where the sample is continuously fed into the centrifuge and discharged, Quattroflow pumps can be used for recirculation of the sample or for washing steps to remove unwanted components.

Depth Filtration

By incorporating Quattroflow pumps into depth filtration systems, bioprocessing facilities can achieve efficient and reliable particle removal while ensuring the integrity and quality of the processed product. The precise fluid handling capabilities of Quattroflow pumps make them well-suited for the delicate requirements of depth filtration in biopharmaceutical manufacturing and cell culture applications.

  1. Feed Transfer: Quattroflow pumps are used to transfer the feed solution containing cells, proteins or other biological materials to the depth filtration system. Their gentle pumping action ensures minimal shear stress on fragile cells or sensitive biomolecules, preserving their integrity during transfer.
  2. Depth Filter Housing Recirculation: Quattroflow pumps can recirculate the feed solution through the depth filter housing, promoting efficient particle capture and retention within the filter matrix. This recirculation helps maximize the utilization of the depth filter and ensures thorough filtration of the feed solution.
  3. Flow Control and Optimization: Quattroflow pumps offer precise flow control, allowing operators to adjust the flow rate through the depth filtration system as needed. This enables optimization of filtration parameters such as residence time, filtration rate and pressure drop, ensuring efficient particle removal and optimal process performance.
  4. Buffer and Rinse Solution Transfer: Quattroflow pumps can transfer buffer solutions or rinse solutions used for conditioning the depth filter or for post-filtration washing steps. Accurate dosing of these solutions is critical for maintaining filter performance and ensuring product quality.
  5. Product Recovery: After depth filtration, Quattroflow pumps can be used to transfer the filtrate containing the clarified product to downstream processing equipment or collection vessels. Their gentle pumping action minimizes the risk of product degradation or damage during transfer.

Quattroflow Pumps

Quattroflow® and QB pumps both present a significant advantage in cell and gene therapy applications due to their unique features that cater to the specific needs of these therapies.

Quattroflow pumps are quaternary diaphragm pumps offers gentle, low-shear handling of fluids. This characteristic is crucial in cell and gene therapy applications where the integrity of cells and viral vectors must be preserved.

Applications in Cell & Gene Therapy:

  1. Cell Harvesting and Processing: Quattroflow pumps are used in the harvesting and processing of cells, ensuring that the cells are not damaged during the transfer.
  2. Media and Buffer Handling: QF pumps are used for pumping and transferring culture media and buffers, maintaining the quality of the fluids.
  3. Filtration Processes: They are employed in filtration steps where maintaining cell viability is essential.
  4. Formulation and Filling: In the formulation and final filling stages of cell and gene therapies, Quattroflow pumps provide precise and consistent dosing and delivery of therapeutic products into vials or syringes.

Advantages:

  • Low shear and gentle pumping action, preserving cell and viral vector integrity.
  • High accuracy and precision in fluid handling.
  • Suitable for single-use systems, reducing the risk of cross-contamination.
  • Scalable solutions for various stages of therapy development and production.

Flow Sensors

SumoFlo® Coriolis sensors are highly beneficial in cell and gene therapy applications due to their precise mass flow measurement and control capabilities.

Advantages:

  1. High Accuracy: Provides precise mass flow measurements, crucial for maintaining the correct formulation and dosage of therapeutic products.
  2. Single-Use Compatibility: Designed for single-use systems, reducing contamination risks and simplifying the process.
  3. Versatility: Applicable in various stages of the cell and gene therapy production process, from upstream bioreactor feeding to downstream purification and final fill-finish operations.
  4. Real-Time Monitoring: Enables real-time monitoring and control of critical process parameters, improving process reliability and product quality.
  5. Scalability: Suitable for use in both small-scale clinical production and large-scale commercial manufacturing, supporting the scalable nature of cell and gene therapy production.

SumoFlo Coriolis sensors play a vital role in cell and gene therapy applications by providing accurate and reliable mass flow measurements. Their integration into single-use systems and various bioprocessing stages enhances process control, reduces contamination risks and ensures consistent product quality. This precision and reliability are critical for the successful development and manufacturing of cell and gene therapies, ultimately contributing to better patient outcomes.

QB Pumps

QB pumps are single-use, disposable pumps designed for accurate and controlled fluid dispensing. These pumps are particularly suitable for processes that require sterility and precision.

Quattroflow pumps are quaternary diaphragm pumps offers gentle, low-shear handling of fluids. This characteristic is crucial in cell and gene therapy applications where the integrity of cells and viral vectors must be preserved.

Applications in Cell & Gene Therapy:

  1. Dispensing and Dosing: QB pumps are used in precise dispensing and dosing of reagents, cells and gene therapy vectors.
  2. Bioreactors: QB can be easily integrated in the bioreactors for growing cells on the fixed bed bioreactors.
  3. Single-Use Systems and Setups: QB pumps are ideal for single-use applications, reducing the risk of contamination and simplifying cleanup.
  4. Formulation and Filling: Like Quattroflow pumps, QB pumps can be used for low-volume application in the formulation and filling of therapeutic products, providing accurate dosing and reducing waste.

Advantages:

  • Disposable and single use, ensuring sterility and reducing contamination risk.
  • High precision and repeatability (coefficient of variation) in fluid dispensing.
  • Compact and easy to integrate into various systems.
  • Cost-effective solution for single-use applications.

Both Quattroflow and QB pumps play crucial roles in cell and gene therapy applications by ensuring gentle handling and precise fluid management as well as maintaining sterility. Quattroflow pumps are favored for their low shear, gentle pumping action suitable for cell and viral vector handling, while QB pumps are preferred for their lower footprint, precise, disposable nature, ideal for single-use applications. Together, they contribute to the efficiency and effectiveness of cell and gene therapy processes.


Why PSG Biotech Solutions Are the Best Option for Inline Buffer Dilution

Quattroflow Four-Piston Diaphragm Pumps

Engineered for gentle, stable flow control, Quattroflow Four-Piston Diaphragm Pumps maintain consistent linear flow for optimal buffer-dilution performance. 

Quattroflow vs Competitors Comparison Chart

SumoFlo® Coriolis Flow
Meters

With best-in-class accuracy, SumoFlo Coriolis Flow Meters ensure precise, accurate measurement for buffer dilution. 

Quattroflow vs Competitors Comparison Chart

BioProTT™ FlowSU
System

Ultrasonic BioProTT FlowSU Systems are optimal for single-use buffer-dilution applications due to their ease of use and reliability
 

FlowSU vs Competitors Comparison Chart

BioProTT™ Clamp-On
Sensors

Ideal for monitoring flow rate in laboratory buffer-dilution applications, BioProTT Clamp-On sensors rely on non-invasive measurement technology.   
 

BioProTT vs Competitors Comparison Chart

Product Selector

As your trusted industry leader in flow transfer and measurement solutions, PSG Biotech offers a comprehensive range of pumps and flow meters tailored to meet your specific biologic flow-management requirements.

Use the selector tool below to identify your desired flow rate range. Then, explore our extensive selection of products to find the perfect solution for your needs. Click on the product name for more information.



Flow (LPM)

0.002 - 0.05

0.002

SumoFlo U08

0.005 - 0.05

0.005

QB2

0.038 - 0.38

0.038

QB25**

0.001 - 0.5

0.001

QF30

0.02 - 1.5

0.02

SumoFlo 031

0.017 - 2

0.017

BioProTT™ 1/8"

0.02 - 3

0.02

QF150

0.5 - 5

0.5

SumoFlo 062

0.1 - 6

0.1

BioProTT™ 3/16"

0.1 - 8

0.1

BioProTT™ 1/4"

0.9 - 9

0.9

SumoFlo 063

0.1 - 10

0.1

BioProTT™ 3/8"

2 - 20

2

SumoFlo 082

0.3 - 20

0.3

BioProTT™ 1/2"

0.1 - 20

0.1

QF1200

4 - 40

4

SumoFlo 151

0.42 - 41.67

0.42

QF2500

6 - 60

6

SumoFlo 152

2 - 75

2

BioProTT™ 3/4"

2.5 - 80

2.5

BioProTT™ FlowSu 1"

0.83 - 83.33

0.83

QF4400

0.83 - 83.33

0.83

QF5050

0.83 - 100

0.83

QF5K

2 - 100

2

BioProTT™ 1"

10 - 100

10

SumoFlo 153

8.33 - 166.67

8.33

QF10K

16.67 - 266.67

16.67

QF20K