Architectural Anatomy & Material Science of the Measured Volume Burette Set
An in-depth technical examination of how precision fluidics, polymer selection, and micro-drip calibration prevent clinical administration errors in neonatal and pediatric critical care environments.
In pediatric, neonatal, and intensive care medicine, intravenous fluid therapy presents a narrow therapeutic window. The administration of potent pharmaceuticals—such as inotropes, chemotherapeutic agents, or concentrated electrolytes—demands absolute volumetric precision. A standard gravity infusion set lacks the micro-drip resolution and volumetric isolation required to safeguard vulnerable patients against accidental fluid overload. This is where the Measured Volume Burette Set serves as the indispensable clinical standard.
Engineered in compliance with ISO 8536-5 standards, a high-specification Measured Volume Burette Set functions as a dual-chamber volumetric delivery system. By isolating a exact, predetermined quantity of fluid (typically 100ml or 150ml) from the primary solution container, clinicians establish a mechanical safety barrier. Even in the event of an inadvertent full-open clamp setting, the patient can never receive more than the volume pre-measured into the rigid burette chamber.
Core Structural Components & Technical Attributes
Lars Medicare’s Measured Volume Burette Sets are constructed from medical-grade polymers, designed for structural stability, visual clarity, and chemical inertness:
- Calibrated Cylindrical Burette (100mL / 150mL): Moulded from high-clarity, break-resistant styrene butadiene copolymer or polycarbonate, featuring bold, permanent 1mL scale graduations that remain crystal clear throughout extended therapy.
- Micro-Drip Dropper Pin (60 Drops/mL): A precision stainless-steel metal dropper tube engineered to consistently generate exactly 60 micro-drops per millilitre (±5% accuracy variance), enabling precise manual drop-rate calculations.
- Automatic Floating Shut-Off Valve (Anti-Air Disc): A specially buoyant, bio-compatible elastomer valve disc located at the chamber base that lowers as fluid exhausts, instantly sealing against the bottom orifice to prevent air embolism.
- Hydrophobic Bacterial Air Vent: Incorporates a 0.2µm PTFE hydrophobic membrane filter on the top inlet port, permitting pressure equalization without permitting airborne pathogen entry.
Material Biocompatibility: The Imperative of DEHP-Free PVC & Phthalate Elimination
Conventional flexible medical tubing often relies on Di(2-ethylhexyl)phthalate (DEHP) as a plasticizer. However, clinical research confirms that DEHP can leach from IV tubing into lipid emulsions and lipophilic drug formulations. Neonates and pediatric ICU patients exposed to leached phthalates face heightened risks of hepatotoxicity, respiratory distress, and endocrine disruption. Lars Medicare supplies 100% DEHP-Free PVC and Polyurethane (TPU) measured volume burette sets tested under ISO 10993 standards, ensuring zero cytotoxic or leachable risks during prolonged infusion.
Comprehensive Technical Specifications Matrix
Standard baseline configurations and customisable OEM options for global hospital procurement and public tenders.
| Technical Parameter | Standard 100mL Specification | Standard 150mL Specification | Paediatric DEHP-Free Premium OEM |
|---|---|---|---|
| Burette Volume Capacity | 100 mL (Scale 0 – 100 mL) | 150 mL (Scale 0 – 150 mL) | 100 mL / 150 mL Dual Calibration |
| Drip Factor Calibration | Micro-drip: 60 Drops/mL ± 5% | Micro-drip: 60 Drops/mL ± 5% | Micro-drip: 60 Drops/mL (Optional 20 d/mL) |
| Chamber Material | High-Clarity PC / Styrene-Polymer | Break-Resistant Polycarbonate | Ultra-Clear Rigid Polycarbonate (Phthalate-free) |
| Tubing Formulation | Medical Grade PVC (Vented) | Medical Grade PVC (Vented) | 100% DEHP-Free / TOTM Plasticized / TPU |
| Safety Valve System | Buoyant Floating Auto Shut-Off Disc | Buoyant Floating Auto Shut-Off Disc | Dual-Stage Anti-Air Floating Valve System |
| Air Vent Filtration | 0.45 µm Hydrophobic PTFE Membrane | 0.45 µm Hydrophobic PTFE Membrane | 0.20 µm Bacterial Retentive Hydrophobic Air Vent |
| Fluid In-Line Filter | 15 – 20 µm Mesh Filter | 15 – 20 µm Mesh Filter | 15 µm High-Flow Nylon Mesh Filter |
| Injection Ports | Y-Site / Latex-Free Rubber Bulb | Y-Site / Latex-Free Rubber Bulb | Needle-Free Swabable Valve / Split-Septum Y-Site |
| Patient Connector | Rotating Male Luer Lock (ISO 80369-7) | Rotating Male Luer Lock (ISO 80369-7) | Luer Lock with Protective Cap & Air Purge Vent |
| Sterilisation Method | Ethylene Oxide (EO) to SAL 10⁻⁶ | Ethylene Oxide (EO) to SAL 10⁻⁶ | Ethylene Oxide (EO) / Gamma Irradiation Ready |
Featured Measured Volume Burette Set Models & Configurations
Explore our core product family, manufactured inside ISO Class 8 cleanrooms and exported to healthcare distributors in over 100 countries.
Standard 100ml Measured Volume Burette Set
The universal clinical choice for pediatric IV therapy wards. Features a crystal-clear 100ml calibrated cylinder with contrast printing for easy visual verification of fluid volume.
- 100ml rigid chamber with 1ml bold scale markings
- Micro-drip 60 drops/ml stainless steel dropper pin
- Automatic floating shut-off valve prevents air entrance
- Soft, kink-resistant 150cm PVC tubing with roller clamp
Standard 150ml Measured Volume Burette Set
Designed for extended pediatric infusions and critical care dosage regimes requiring larger single-dose reservoirs without altering primary IV bag connections.
- 150ml extended calibrated chamber capacity
- Hydrophobic air vent filter prevents vacuum buildup
- Latex-free injection site for intermittent bolus dosing
- Rotating male Luer lock connector compliant with ISO 80369-7
DEHP-Free Paediatric Burette Set with Dial Flow Regulator
Combines a 100ml/150ml volumetric burette with an integrated dial-flow regulator, offering precise mechanical flow rate adjustments from 5 to 250 ml/hr.
- 100% DEHP-free plasticized polymer formulation
- Integrated micro-calibrated flow rate adjustment dial
- Needle-free Y-site port eliminates sharps exposure
- Biocompatible under ISO 10993 testing standards
Global Sourcing Insights: Future Procurement Trends in Pediatric IV Therapy
How evolving international healthcare regulations, hospital tender benchmarks, and AI-driven supply chains are shaping the purchasing landscape for volumetric infusion disposables.
1. Transition to Phthalate-Free & Biocompatible Materials
Healthcare systems across Europe, North America, and East Asia are enforcing strict bans on DEHP-containing medical devices. Tenders in the EU under Regulation (EU) 2017/745 (MDR) demand explicit labelling and justification for any CMR (Carcinogenic, Mutagenic, or Reprotoxic) substances exceeding 0.1% w/w. Distributors and procurement managers are actively migrating their supply chains to DEHP-free and TOTM-plasticized PVC or Polyurethane (TPU) burette sets to ensure compliance and patient safety.
2. Rapid Adoption of Needle-Free Infection Control Ports
Catheter-Related Bloodstream Infections (CRBSIs) present a severe financial and clinical burden to ICUs worldwide. Modern hospital purchasing guidelines increasingly penalise traditional rubber injection bulbs, favoring integrated needle-free valves (swabable split-septum designs). Needle-free ports reduce micro-bacterial entry risks during bolus drug administration and safeguard nursing staff from accidental needle-stick injuries.
3. Total Cost of Ownership (TCO) vs. Landed Unit Price
While low-cost traders compete on minimal initial purchase price, institutional buyers are recognizing the hidden costs of poor quality control. Uncalibrated micro-drip needles, leaking burette caps, or sticking floating valves cause line blockages, drug wastage, and patient complications. Procuring directly from an established vertically integrated manufacturer ensures consistent batch-to-batch flow rates and lowers total operational costs.
Key Procurement Checklist for B2B Buyers
- Regulatory Dossier: Confirm CE mark, ISO 13485:2016 certificate, and batch-wise Certificate of Analysis (CoA).
- Valve Integrity: Inspect floating valve float buoyancy to guarantee immediate sealing upon fluid exhaustion.
- Dropper Calibration: Validate 60 drops/ml drip accuracy with a maximum variance tolerance of ±5%.
- Sterilisation Residuals: Ensure Ethylene Oxide residual levels remain well below ISO 10993-7 thresholds (< 4 mg/device).
- Packaging Barrier: Require medical-grade paper-to-film blister packaging that maintains sterile barrier integrity across humid ocean transport.
Future Development Trends in Measured Volume Burette Technology
Technological enhancements reshaping next-generation volumetric infusion systems over the coming decade.
Light-Protected (UV-Shielded) Amber Burette Systems
With the rise of photo-sensitive pediatric drugs, parenteral nutrition formulations, and oncology treatments, manufacturers are engineering specialized amber-tinted burette chambers and UV-blocking tubing. These sets filter out light wavelengths between 290nm and 450nm, preventing photo-degradation of sensitive active pharmaceutical ingredients (APIs) during long-term infusions.
Smart Infusion & Sensor-Compatible Burettes
The convergence of gravity infusion and digital monitoring has spurred the development of smart optical drop sensors. Future burette sets feature standardized, anti-reflective chamber housings specifically dimensioned to clip into external wireless optical drop counters, bridging the gap between manual micro-drip calculation and electronic infusion pumps.
Closed-Loop Safety Systems with Dual Hydrophobic Vents
Next-generation volumetric burette sets incorporate advanced dual-chamber hydrophobic membrane filtration. These closed-loop systems allow continuous drug reconstitution directly inside the sealed burette chamber without opening air ports, drastically reducing aerosolization risks for hazardous oncology drugs.
Eco-Friendly & Recyclable Medical Polymers
As medical waste reduction becomes a corporate priority for international hospital groups, development is leaning toward single-polymer construction (such as Polyolefin or Polypropylene blends). Eliminating mixed resin bonding facilitates recycling of non-contaminated IV components post-use.
Why Partner with Lars Medicare for Measured Volume Burette Sets?
Founded in 2005, Lars Medicare Private Limited has established itself as a premier global manufacturer and OEM exporter of medical disposables. Our vertically integrated production infrastructure guarantees total quality ownership at every stage of manufacturing.
- In-House Tooling & Mould Design: Our dedicated tool room manufactures high-precision moulds for calibrated burette cylinders, drip chambers, and valves, preventing third-party component bottlenecks.
- ISO Class 8 Cleanroom Assembly: Automated extrusion, chamber printing, and manual/semi-automated assembly take place under strict particulate and microbial environmental controls in Sonepat, Haryana.
- In-House Ethylene Oxide (EO) Sterilisation: Industrial EO sterilisation chambers validated under ISO 11135 ensure guaranteed sterility assurance levels (SAL 10⁻⁶) with documented residual aeration testing.
- Global Regulatory Support: We provide full technical construction files (STED format), CE certificates, ISO 13485 documentation, and Certificates of Free Sale to fast-track distributor drug and device registrations.
Direct Executive Leadership & Quality Oversight
Our executive team maintains direct, hands-on control over production quality, international regulatory compliance, and partner relationships.
Sanjay Goel
Drives manufacturing technology, facility expansion, and quality management systems across our plant operations, backed by two decades of medical device manufacturing experience.
Sakshi Goel
Directs international marketing strategy, OEM private-label development, and distributor contract management across Europe, Asia, Africa, and Latin America.
Sameer Hingorani
Manages North American sales operations, logistics coordination, and customer support from our Milton, Ontario hub.
Frequently Asked Questions by Global Importers & Hospital Buyers
Addressing common technical, regulatory, and purchasing queries surrounding Measured Volume Burette Sets.
What is a Measured Volume Burette Set and how does it prevent fluid overload in paediatric infusion?
A Measured Volume Burette Set (also known as a paediatric volumetric IV set or pediatric burette infusion set) is a specialized intravenous device designed to administer precise volumes of liquid medication or parenteral solutions over a controlled timeframe. It incorporates a rigid, calibrated cylindrical chamber (typically 100ml or 150ml) with clear graduation marks. By isolating a specific volume of fluid from the primary IV bag into the calibrated chamber, clinicians prevent accidental fluid overload, which is particularly critical in neonatal, paediatric, and geriatric patients, as well as critical care patients with impaired renal or cardiac function.
What are the essential clinical specs for 100ml and 150ml Measured Volume Burette Sets?
Standard specifications include a 100ml or 150ml transparent burette chamber, micro-drip calibration (60 drops/ml equivalent to 1ml ± 0.1ml), an automatic floating shut-off valve to prevent air embolism once the chamber empties, a hydrophobic bacterial air vent filter (0.2 to 0.45 micron), a fluid filter (15-20 micron) in the drip chamber, kink-resistant DEHP-free or phthalate-free medical PVC tubing, and Luer lock patient connectors compliant with ISO 80369-7.
Why is DEHP-free medical PVC mandatory for modern paediatric volumetric infusion burette sets?
Di(2-ethylhexyl)phthalate (DEHP) is a plasticizer used to render PVC flexible. Clinical studies have demonstrated that DEHP can leach out of IV tubing into lipophilic drug formulations, blood products, and lipid emulsions, posing reproductive, hepatotoxic, and endocrine risks—especially to male neonates and paediatric ICU patients. Global health authorities including the European Medicines Agency (EMA), US FDA, and ISO 8536-5 standards mandate or strongly recommend DEHP-free, TOTM-plasticized, or Polyurethane/TPU materials for pediatric and neonatal infusion disposables.
How does the floating auto shut-off valve function inside the calibrated burette chamber?
The floating auto shut-off valve (anti-air valve) is a precision-moulded, buoyant elastomer disc or sphere situated inside the lower section of the calibrated burette chamber. As the infused solution drips down and reaches the 0ml line, the float descends and automatically seals against the bottom outlet seat. This creates a mechanical barrier that prevents air from entering the downstream fluid path and patient tubing, effectively eliminating air embolism risk without requiring immediate nursing intervention.
Does Lars Medicare provide custom OEM private-label manufacturing for Measured Volume Burette Sets?
Yes. Lars Medicare provides comprehensive OEM and private-label manufacturing for medical distributors and brand owners worldwide. We offer custom logo printing on calibrated burettes, tailor-made tube lengths (150cm to 200cm), custom injection site configurations (Y-site, needle-free valve, latex-free rubber bulb), specialized packaging (medical-grade paper-film pouch or rigid blister), multilingual IFUs, and UDI (Unique Device Identification) barcoded cartons.
What quality standards and regulatory certificates support Lars Medicare's export consignments?
Every production lot is manufactured under ISO 13485:2016 certified quality management systems and carries full CE certification under European Directive 93/42/EEC / EU MDR standards. Consignments are accompanied by an EC Declaration of Conformity, Certificate of Free Sale (CFS), batch Certificate of Analysis (CoA), Ethylene Oxide (EO) sterilization validation report (ISO 11135), and ISO 10993 biocompatibility test reports.
What is the typical minimum order quantity (MOQ) and production lead time for bulk orders?
For standard neutral-brand catalogue items, minimum order quantities start at 5,000 units. For fully customized private-label OEM programmes, the typical MOQ is 10,000 to 20,000 units depending on pouch printing and specific component modifications. Production lead times range from 3 to 4 weeks for repeat orders and 5 to 7 weeks for initial OEM setups including custom artwork approvals.
Ready to Request Factory Pricing & Technical Samples?
Lars Medicare is your trusted OEM manufacturing partner for high-precision Measured Volume Burette Sets, IV Infusion Sets, Safety IV Cannulas, and Three-Way Stopcocks.
Submit your target product specifications, estimated annual volumes, or tender requirements today. Our international sales desk will deliver detailed technical dossiers and commercial quotes within 24 hours.
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Exhibitions & Global Sourcing Guides
Meet our senior technical team at trade fairs or read our technical papers on IV therapy disposables.
Meet Lars Medicare at MEDICA 2026 in Düsseldorf
Visit Hall 6, Stall F37 from 16–19 November 2026 to review our latest DEHP-free measured volume burette sets and safety IV therapy devices.
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