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Solutions for hemodialysis blood tubing set

Hemodialysis blood tubing sets form the extracorporeal connection between the patient and the dialysis system. During treatment, the patient’s entire circulating blood volume passes through a fluid path formed by flexible tubing, chambers, connectors and branches. Any failure in sterility, material compatibility, mechanical integrity or residual control can therefore affect clinical safety.

EtO has historically served these complex devices because of its penetration capability. Transitioning away from it is not a simple change of sterilant: manufacturers must demonstrate reach across long, narrow and not always fully vented internal paths, microbiological efficacy, product compatibility and acceptable residuals—while avoiding the prolonged degassing, inventory and release constraints associated with EtO.


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Key advantages for hemodialysis blood tubing set sterilization: long-lumen efficacy, uniform distribution, controlled residuals below 1 ppm, and no degassing quarantine

FOR HEAT-SENSITIVE MEDICAL DEVICES, WE SELECT H₂O₂ WHEN COMPATIBILITY, PACKAGING AND MICROBIAL-REDUCTION REQUIREMENTS SUPPORT LOW-TEMPERATURE STERILIZATION.

For hemodialysis blood tubing sets, sterilant selection is only the starting point.

Long, narrow lumens, non-vented sections and difficult-to-reach internal surfaces require a specifically developed sterilization process. We govern vH₂O₂ exposure together with controlled deep-vacuum phases to remove trapped air and enable the sterilant to reach the entire fluid path.

Thermostatic control prevents unwanted condensation, while high-efficiency injection maintains the required vapour concentration. Final aeration supports residual removal, achieving H₂O₂ levels below 1 ppm. Together with demonstrated microbial-reduction performance, this substantiates the transition from EtO without extended degassing quarantine.

HEMODIALYSIS BLOOD TUBING SET MANUFACTURING

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FEDEGARI SOLUTIONS FOR HEMODIALYSIS BLOOD TUBING SET

Biotech
Small Molecules
Medical Devices
Primary Packaging

LOW-TEMPERATURE STERILIZATION

Deep vacuum, thermal control and high-efficiency injection.

Deep-vacuum pulses remove trapped air from long, narrow and partially vented tubing, while thermostatic control across critical pressure-vessel areas prevents unwanted condensation and preserves effective vapour concentration. Patented high-efficiency H₂O₂ injection, exposure and aeration integrate in one only cycle, supporting sterilant penetration, reduced consumption, shorter exposure and residual removal.

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Biotech
Small Molecules
Medical Devices
Primary Packaging

AUTOMATED HANDLING

Repeatable load configuration from preparation to downstream transfer.

Automatic load preparation, conveyors, sterilizer loading, door interfaces and robotic unloading can be configured around trays, racks, baskets, pallets or dedicated carriers. By preserving a repeatable loading pattern and linking each configuration to its recipe, process record and tracking data, the integrated system reduces manual intervention and product damage while improving turnaround time, operator safety, sterilizer utilization, overall equipment efficiency and integration with downstream inspection or packaging.

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ATMP - genes, tissues or cells
Biotech
Small Molecules
Medical Devices
Primary Packaging
OSD
R&D and LAB centers
Cosmetics

TYVEK BAGS

Tyvek® bags provide a sterile barrier while allowing steam penetration, but processing machine parts inside porous packaging — particularly in double-bag configurations — introduces challenges that cannot be managed by temperature alone.

Irregular geometries, different thermal masses, folds, overlapping surfaces and contact with the trays influence air removal, steam circulation and condensate evacuation. At the same time, rapid pressure changes can mechanically stress the bags, while poorly controlled depressurization can cool the load and make drying more difficult.

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PRESSURE CONTROL
In saturated steam sterilization, pressure governs steam conditions. Controlling pressure supports temperature uniformity and repeatable process behavior. 
±0.5°C UNIFORMITY
Temperature standard deviation is a key indicator of process behavior. The tighter the deviation, the greater the stability and repeatability across the entire load. 
DRY-LOADS
Critical components 
emerge sterile, dry and ready for immediate use. 
CANISTER PROVEN
We support advanced  canister-based transfer strategies while preserving filter integrity, drying performance and sterile transfer conditions.

APPLICATION NUMBERS

295–385 cm
length of the tubing paths addressed in the documented configuration

SAL 10⁻⁶
sterility assurance level supported by microbiological evidence

≈8 HOURS
total cycle duration, including optimized aeration

≈5 mm
internal tubing diameter in the documented configuration

<1 ppm
residual H₂O₂ measured after the complete cycle

FREQUENTLY ASKED QUESTIONS

Why are hemodialysis blood tubing sets difficult to sterilize?

The critical surfaces extend through tubing up to 295–385 cm long with an internal diameter of approximately 5 mm. Narrow, branched and partially vented sections resist air removal, sterilant penetration and subsequent aeration, making the internal fluid path the true worst-case geometry.

What is the role of deep vacuum in the vH₂O₂ cycle?

Deep-vacuum pulses remove trapped air and establish controlled pressure gradients through the tubing. Fedegari integrates those pulses with conditioning, vH₂O₂ injection and exposure so the sterilant reaches the difficult internal surfaces rather than treating only the exterior of the device.

How does Fedegari define and substantiate the process?

Development begins with device materials, lumen geometry, packaging, load density, bioburden, target microorganism, required 6-log or 12-log reduction, residual limits and product functionality. Distribution mapping, Biological Indicators, residual analysis and material checks then connect the selected cycle parameters to sterilant reach, microbiological efficacy and acceptable product performance.

What operational advantages support the transition from EtO?

The documented vH₂O₂ process requires no extended EtO degassing quarantine, shortening the path to release and reducing work in process and storage occupation. Customers can also source H₂O₂ from qualified external vendors rather than a proprietary consumable channel, improving procurement flexibility, supply-chain resilience and lifecycle OPEX control.

Can vH₂O₂ be treated as a direct replacement for EtO?

No generic one-to-one substitution should be assumed. Device materials, geometry, packaging, load and acceptance criteria must be assessed together. Fedegari establishes the applicable process window through distribution, microbiological and residual evidence for the specific configuration.

How are hydrogen peroxide residuals controlled?

Aeration is developed as an integral cycle phase, not as a separate afterthought. In the documented tubing-set configuration, the optimized sequence reduced residual H₂O₂ below 1 ppm after the complete approximately eight-hour process.

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Customer so closer is not a promise of proximity
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