Fresenius Blood Tubing Set (Hemodialysis — Arterial and Venous Bloodlines)
Pack Sizes Available
Product Description
Technical Specifications
- Brand and Manufacturer: Fresenius Medical Care — Fresenius Renal Technologies; CombiSet True Flow series hemodialysis bloodlines; designed specifically for Fresenius 2008 series (K, K2, T) hemodialysis machines; 15 CombiSet SKU variants based on machine configuration and accessory requirements
- Components: Arterial bloodline: patient connector, pump segment (peristaltic pump section), arterial drip chamber, pressure monitoring port (transducer protector), blood flow measurement device (Twister in select SKUs), dialyser connector | Venous bloodline: dialyser connector, venous drip chamber, venous pressure port, multiple medication injection sites, air detector chamber, venous patient connector; complete circuit volume (priming volume): arterial ~100-130ml, venous ~80-100ml
- Key Features: CombiSet True Flow polymer blend — consistent pump segment compliance through 4-hour treatment; Twister closed-system reverse flow device (selected SKUs) for blood flow measurement without line disconnection; colour-coded clamps (red/blue) for arterial/venous identification; anti-foaming drip chambers; clear transducer protectors (CMS compliant)
- Material: Medical-grade PVC (polyvinyl chloride) blood contact tubing — specially blended polymer for biocompatibility and haemolysis minimisation; advanced extrusion technology for pump segment dimensional consistency; latex-free components; all parts non-cytotoxic per ISO 10993 biocompatibility testing
- Pack Size and Sterility: 1 AV set (arterial + venous paired) per individually sterile sealed pack; 25 sets per carton (standard dialysis supply carton); sterile by ETO (ethylene oxide); single use — dispose as biohazardous clinical waste after each dialysis session; do not reuse
- Regulatory Status: FDA cleared (US); CE marked (EU); Fresenius Medical Care ISO 13485 certified manufacturing; designed for acute and chronic hemodialysis therapy per Fresenius IFU; compatible with Fresenius 2008 series K, K2, T machines; not validated for non-Fresenius machine use without specific compatibility testing
Frequently asked questions
A hemodialysis blood tubing set (also called an AV set, blood circuit, or bloodlines) is the extracorporeal blood circuit used in each hemodialysis session. It consists of an arterial bloodline and a venous bloodline — two tubing segments that together form the continuous circuit from the patient's arterial access (vascular access site or fistula needle), through the dialysis machine blood pump and dialyser (artificial kidney), and back to the patient's venous access. The arterial line carries blood from the patient to the dialyser; the venous line returns dialysed blood to the patient. Each line includes a drip chamber (to remove air and allow pressure monitoring), a pump segment (the section of tubing that sits in the peristaltic blood pump), pressure monitoring ports (transducer protectors), medication injection sites, and connectors to the vascular access needles and the dialyser. The complete set is single-use and sterile.
The accuracy of blood flow rate (Qb) is a critical dialysis adequacy parameter — inadequate blood flow reduces dialysis dose (Kt/V), while over-estimated flow may leave a patient under-dialysed. Blood flow in a haemodialysis machine is controlled by a peristaltic pump that pushes blood by squeezing the pump segment of the arterial bloodline. The pump segment must maintain consistent compliance (the degree to which the tubing wall deforms under pump roller pressure) throughout the treatment session. If pump segment compliance changes due to tubing fatigue, the actual blood volume pumped per revolution deviates from the machine's displayed setting. Fresenius CombiSet True Flow bloodlines use a specially blended polymer and advanced extrusion technology specifically to maintain pump segment compliance consistency from the first minute to the end of a 4-hour session — so the displayed Qb accurately reflects actual patient blood flow throughout treatment.
The Twister reverse flow device is a component integrated into selected Fresenius CombiSet bloodline configurations that allows blood flow reversal for blood flow measurement without disconnecting the bloodlines. In standard practice, monthly blood flow verification requires temporarily disconnecting the arterial and venous bloodlines to configure the circuit for recirculation measurement — a procedure that exposes the dialysis technician to blood contact at the disconnection points. The Twister is a closed-system device that allows the operator to reverse blood flow direction with a simple quarter-turn rotation without any disconnection or blood exposure. This closed system design eliminates the blood contact risk at measurement points and complies with occupational blood exposure minimisation principles. Fresenius Medical Care describes the Twister as making monthly blood flow measurement 'as simple as a twist.'
Fresenius blood tubing sets incorporate multiple patient and operator safety features: colour-coded clamps (typically red for arterial, blue for venous) to prevent arterial-venous line transposition, which is a serious clinical error that can cause haemolysis and haemodynamic complications; anti-foaming drip chambers that minimise air introduction at the chamber; clear transducer protectors that maintain monitoring while meeting CMS (Centers for Medicare and Medicaid Services) guidelines for visibility; large finger guard at medication injection sites that protects against accidental needlestick; and multiple medication ports on the venous line for flexibility in anti-coagulant (heparin) and drug delivery. All blood contact materials are medical-grade PVC formulated for biocompatibility and minimised haemolysis risk at dialysis blood flow rates (typically 200-400 ml/min).
In standard three-times-weekly hemodialysis, each patient uses one blood tubing set per session — three sets per patient per week. A dialysis unit with 20 active patients running three sessions per week uses 60 blood tubing sets per week, or approximately 3,000 sets per year. A larger nephrology unit with 50 chair-sessions per day running 3 days per week uses approximately 150 sets per week. Blood tubing sets are high-velocity, regularly reordered consumables with predictable weekly consumption based on the number of dialysis chairs and treatment schedule. Inventory management for a dialysis unit typically maintains 2-4 weeks of buffer stock. The 25-sets-per-carton packaging format of Fresenius bloodlines aligns with typical weekly ordering quantities for small-to-medium dialysis units.
Fresenius CombiSet bloodlines are designed and optimised for use with Fresenius Medical Care 2008 series hemodialysis machines (K, K2, T configurations). The pump segment dimensions, pressure monitoring port specifications, and machine connector formats are matched to the Fresenius machine mechanical and electrical interface requirements. Using bloodlines from other manufacturers on Fresenius 2008 machines may produce pump segment performance variability, pressure monitoring incompatibility, or alarm triggering. Conversely, Fresenius bloodlines used on non-Fresenius machines (Gambro, B-Braun, Nikkiso, Nipro) may not fit the pump housing or monitoring ports correctly. For compatibility across multiple machine brands, machine-compatible generic bloodlines from manufacturers such as Nipro, Jafron, or CellBios that are tested and supplied as compatible with specific machines are the appropriate choice. Always confirm bloodline-machine compatibility before clinical use.
Related Products
Explore more high-quality items from our Dialysis Supplies range.
AVF Needles 16G 50's Pack (Nipro)
Three times a week. That's the rhythm of a hemodialysis patient's life. Three times a week, a needle goes into their fistula, blood is drawn out, cleaned by a machine, and returned. It's a procedure measured in hours and repeated hundreds of times over the course of a patient's treatment. When something is done that often, the margin for error is zero, and the tolerance for poor equipment is even lower. The Nipro Standard AVF (Arteriovenous Fistula) Needle, 16G, is the needle that dialysis centres across the world choose for patients whose blood flow rate runs between 300 and 350 ml/min. That gauge-to-flow-rate relationship is not arbitrary. Nipro's own clinical guidance and the broader nephrology literature both point to matching needle gauge to patient flow to protect fistula integrity over years of repeated access — and the 16G sits in a range where the balance between access size and vessel preservation is optimal for a large proportion of the dialysis population. The needle itself is built around three engineering decisions that nephrologists and dialysis nurses notice immediately. First, the ultra-sharp siliconized 3-bevel tip punctures cleanly with minimal vessel trauma. Second, the ultra-thin cannula wall means the outer gauge is as small as possible for a given inner diameter, again protecting the vessel. Third, the oval-shaped back-eye on the arterial needle optimises blood flow while minimising the risk of vessel wall aspiration — a complication that causes localised trauma at every session if present and absent when the back-eye geometry is correct. The turnable wings give the cannulating nurse the ability to adjust needle positioning after insertion, which matters in patients with awkward fistula anatomy. The 300mm tubing provides comfortable connection to the blood circuit without tension on the cannulation site. Sterilization is dual-method: ETO and gamma, confirming compliance with global hospital sterility standards. For dialysis supply importers, wholesale distributors, and hospital procurement teams across Africa, the Middle East, Southeast Asia, and South Asia — Nipro is a name that dialysis unit managers already trust. You're not selling an unknown brand. You're restocking a product that the clinical team has already formed an opinion about, which is the easiest sell in any B2B supply chain. Sara Wellness supplies Nipro dialysis consumables in pack-of-50 retail units and 500-unit wholesale cartons. Both formats move well across the markets we serve. Our 15 years of dialysis supply export experience means we know which documentation dialysis-specific procurement requires, what shelf life expectations look like per market, and how to structure a combined order across multiple gauge sizes to maximise your order value. Reach out with your gauge mix and volume requirement, and we'll respond with a real quote from a real person.
AVF Needles 17G 50's Pack (Nipro)
In nephrology, the 17G AVF needle has earned itself a very specific place in the clinical hierarchy. It's the needle that earns a fistula's trust. When a new arteriovenous fistula is formed — surgically constructed, carefully matured over weeks, finally declared ready for use — the first few cannulations are the most consequential. Too large a needle on a young fistula and you risk trauma that can compromise access that a patient may depend on for years or decades. Nipro's own clinical guidance, consistent with published nephrology literature, explicitly recommends starting with a 17G for the first sessions. That's not a small clinical detail. For dialysis unit managers, procurement officers, and clinical leads choosing which needles to stock, knowing that the 17G serves a specific and irreplaceable role in fistula maturation protocols actually drives purchasing decisions in a way that pure price comparison never does. Nipro's Standard AVF Needle in 17G is colour-coded yellow across all markets — a universal convention that allows dialysis nursing staff to identify gauge at a glance without reading packaging during a busy session. The textured wings are colour-matched and provide a secure, grippy surface for taping after placement. Turnable wings give the cannulating nurse the flexibility to position the wing tabs flat against the skin in the most anatomically comfortable orientation after insertion, which matters during long, four-hour sessions. The 3-bevel siliconized tip enters cleanly and with minimal resistance. The oval back-eye on the arterial needle is designed to prevent vessel wall aspiration at the blood flow rates typical for this gauge. Tube length runs to 300mm standard, with the Luer-lock connector and clamp included per unit. For importers and wholesale distributors building out dialysis consumable lines — the 17G is non-negotiable to stock alongside the 15G and 16G. A dialysis centre that orders one gauge from you will need the others. Gauge-complete ordering is how most dialysis unit procurement works, and Sara Wellness can supply across the full Nipro fistula needle range in a single order. Fifteen years of dialysis supply exports have shown us that this category rewards reliability above all else. Dialysis is not an elective service. Centres cannot run out of fistula needles. That reality shapes how we approach every order — with proper lead time conversations, realistic stock commitments, and documentation that clears customs the first time. If you're sourcing Nipro AVF needles for distribution across Africa, Southeast Asia, or the Middle East, talk to us before you talk to anyone else. The conversation is free and the quote will be honest.
Adfusion Hemodialysis Blood Tubing Set
Hemodialysis is a procedure with a very low tolerance for equipment failure. Blood leaves the body, travels through a machine, and returns — cleaner, corrected, rebalanced. That extracorporeal circuit is kept alive by tubes, clamps, chambers, and connectors that need to perform predictably for three to five hours, three times a week, for years. One weak joint, one collapsed drip chamber, one clamp that doesn't hold — and the session is compromised before the first hour is done. The Adfusion Hemodialysis Blood Tubing Set is a complete bloodline set — arterial and venous lines — designed for exactly the kind of session-after-session reliability that dialysis units expect and depend on. The arterial line draws blood from the patient's vascular access point to the dialyzer inlet. The venous line returns cleaned blood from the dialyzer outlet back to the patient. The drip chambers along both lines are engineered to reduce foaming and improve air elimination during priming — two of the most common setup complications in busy, high-throughput dialysis centres. Colour-coded ergonomic clamps identify arterial (red) and venous (blue) lines at a glance, reducing the risk of line mix-up during preparation and reconnection. Kink-resistant tubing maintains flow integrity even when lines are repositioned or stretched across a patient's arm during the session. The tubing itself is medical-grade PVC, non-toxic, pyrogen-free, and EO sterilized to the standards expected in clinical dialysis environments. Compatibility is universal. The Adfusion set is designed and confirmed for use with Fresenius, B. Braun, Campbell, Baxter, and Japan-brand hemodialysis machines, covering the machine mix found in most dialysis centres across the Middle East, Africa, and Southeast Asia. Dialysis units running mixed machine fleets — which is more common than procurement managers usually advertise — can stock a single tubing set SKU rather than managing multiple SKU lines per machine brand. For importers and wholesale distributors, blood tubing sets are the highest-volume consumable in any dialysis supply chain. Every patient requires a new set for every session. There is no sharing, no reuse, no stretching a box across more sessions than it contains. This makes tubing sets the SKU that dialysis distributors reorder most frequently and plan most carefully. Getting your supplier right for this product matters more than it does for almost anything else in the dialysis category. Sara Wellness has been exporting dialysis consumables to buyers across Africa, the Middle East, and Southeast Asia for 15 years. We understand high-frequency ordering, we understand the documentation dialysis-specific imports require, and we handle every account with the kind of direct communication that makes reordering straightforward. MOQs are negotiable. Volume pricing improves meaningfully when you combine blood tubing sets with AVF needles and transducer protectors in a single order.