Smiths Medical 370941-NL - CIRCUIT ANESTHESIA ADULT 50.8MMDIA 40INL DUAL-LIMB GAS SAMPLING PORT ELBOW STRAIGHT WYE BACTERIAL/VIRAL FILTER 3L BAG MASK MEDIUM ADULT 10FTL MALE/MALE GAS SAMPLING LINE PORTEX LATEX-FREE DISPOSABLE (15/CS)

The Smiths Medical 370941-NL is a comprehensive adult anesthesia breathing circuit designed to support efficient respiratory gas delivery, sampling, filtration, and ventilation during anesthesia procedures. This disposable Portex anesthesia circuit features a 50.8 mm diameter configuration with a 40-inch dual-limb design for organized inspiratory and expiratory gas flow.

The complete circuit assembly includes a gas sampling port elbow, straight wye connector, bacterial and viral filter, 3-liter breathing bag, medium adult mask, and a 10-foot male-to-male gas sampling line. Its integrated component configuration helps reduce the need to assemble multiple separate accessories before a procedure, supporting efficient setup in operating rooms, ambulatory surgery centers, and other anesthesia care environments. The latex-free construction is suitable for facilities seeking to reduce exposure to natural rubber latex. Each case contains 15 disposable anesthesia circuits.

Key Benefits

• Complete adult anesthesia circuit configuration designed for convenient procedural setup.
• 40-inch dual-limb circuit supports separate inspiratory and expiratory gas pathways.
• Includes a gas sampling port elbow for connection to compatible respiratory gas monitoring equipment.
• Straight wye connector provides a practical patient-side connection point.
• Included bacterial and viral filter supports infection-control practices within the breathing system.
• 3-liter breathing bag supports manual ventilation and reservoir functions during anesthesia care.
• Medium adult mask provides an appropriately sized interface for applicable adult patients.
• 10-foot male-to-male gas sampling line offers extended reach between the circuit and compatible monitoring equipment.
• Latex-free design supports environments where minimizing natural rubber latex exposure is important.
• Disposable construction helps streamline turnover and reduce reprocessing requirements.
• Packaged 15 circuits per case for convenient clinical inventory management.

Compatibility and Applications

The Smiths Medical 370941-NL anesthesia circuit is intended for use in adult anesthesia and respiratory care applications where its dimensions, connectors, and included components are compatible with the anesthesia delivery and monitoring equipment in use. The dual-limb configuration is suitable for anesthesia workstations and breathing systems designed to use separate inspiratory and expiratory pathways.

Typical applications include operating rooms, hospital surgical departments, ambulatory surgery centers, procedural suites, and other clinical settings where anesthesia gases are delivered and patient respiratory parameters may be monitored. The included gas sampling components can support connection to compatible gas analysis or capnography systems when used according to equipment manufacturer instructions.

Before use, clinicians should verify compatibility among the circuit, anesthesia machine, patient interface, gas monitoring system, and any additional accessories required for the procedure.

Usage Guidelines

1. Inspect the package before opening and do not use the product if the packaging is damaged or the device appears compromised.
2. Confirm that the circuit configuration and included components are appropriate for the adult patient and planned anesthesia procedure.
3. Connect the inspiratory and expiratory limbs to the appropriate compatible anesthesia system ports.
4. Secure the straight wye connector and patient-side components according to the intended setup.
5. Install the bacterial and viral filter in the appropriate position within the breathing circuit configuration.
6. Attach the 3-liter breathing bag and medium adult mask as required for the clinical procedure.
7. Connect the 10-foot male-to-male gas sampling line between the designated sampling port and compatible monitoring equipment.
8. Perform all required pre-use anesthesia machine and breathing circuit checks, including leak, flow, connection, and ventilation checks.
9. Monitor the circuit continuously during use for secure connections, obstruction, excessive condensation, disconnection, or other conditions that could affect performance.
10. Dispose of the circuit after use in accordance with facility procedures and applicable regulations.

Certifications and Safety Standards

The Smiths Medical 370941-NL should be used in accordance with the manufacturer's current labeling, instructions for use, and all applicable facility policies and regulatory requirements. Healthcare facilities should verify current product documentation for specific regulatory status, applicable standards, storage requirements, and any procedural precautions relevant to their jurisdiction.

The circuit is intended for professional clinical use by personnel trained in anesthesia equipment, breathing systems, airway management, and patient monitoring. The latex-free design may assist facilities in reducing potential exposure to natural rubber latex; however, users should review current manufacturer documentation when specific material sensitivities are a concern.

Comparison with Competitors

Compared with basic adult anesthesia circuits that require several accessories to be sourced and assembled separately, the Smiths Medical 370941-NL provides an integrated configuration that includes a dual-limb circuit, gas sampling components, bacterial and viral filter, breathing bag, adult mask, and extended gas sampling line. This can simplify preparation and help standardize anesthesia workstation setup.

The 40-inch dual-limb configuration offers a practical balance between circuit reach and organized breathing system management, while the included 10-foot gas sampling line provides additional flexibility for connecting compatible monitoring equipment. The combination of disposable construction and latex-free materials also makes this circuit a practical option for facilities focused on workflow efficiency, infection-control procedures, and standardized disposable supplies.

Typical User Profile and Application Scenarios

The Smiths Medical 370941-NL is designed for use by anesthesiologists, certified registered nurse anesthetists, anesthesia assistants, respiratory care professionals, operating room teams, and other qualified healthcare personnel responsible for preparing and managing anesthesia breathing systems.

Typical application scenarios include general anesthesia procedures, surgical cases requiring controlled or assisted ventilation, procedures involving respiratory gas sampling, and clinical environments where a ready-to-use adult anesthesia circuit configuration can support efficient room preparation. The 15-per-case packaging is well suited for hospitals and surgical facilities that maintain routine inventories of disposable anesthesia supplies.

Best Practices for Use and Maintenance

• Store unopened circuits in a clean, dry area according to the manufacturer's recommended storage conditions.
• Keep the product in its original packaging until it is required for clinical use.
• Verify all circuit connections before patient use and repeat checks whenever the system is adjusted.
• Use only with equipment and accessories that have been confirmed as compatible.
• Ensure the gas sampling line is connected securely and positioned to avoid kinking or unintended disconnection.
• Monitor the bacterial and viral filter and circuit for conditions that may increase airflow resistance or affect ventilation.
• Manage condensation according to facility protocols while maintaining the integrity of the breathing system.
• Do not reuse or reprocess a disposable circuit unless specifically permitted by current manufacturer instructions.
• Replace the circuit immediately if damage, contamination, obstruction, leakage, or compromised performance is identified.

Regulatory and Safety Information

The Smiths Medical 370941-NL is intended for use by qualified healthcare professionals in controlled clinical environments. Proper patient assessment, equipment compatibility verification, anesthesia machine checks, and continuous monitoring are essential during use. Incorrect connections, leaks, blockages, excessive condensation, or equipment incompatibility may interfere with ventilation, gas delivery, or respiratory monitoring.

Users should follow current manufacturer instructions for use and institutional protocols for infection prevention, anesthesia safety, disposal, and respiratory monitoring. Product specifications, regulatory status, and labeling requirements may vary by market and should be confirmed through current manufacturer documentation before clinical use.

How to Order

Select the Smiths Medical 370941-NL CIRCUIT ANESTHESIA ADULT 50.8MMDIA 40INL DUAL-LIMB GAS SAMPLING PORT ELBOW STRAIGHT WYE BACTERIAL/VIRAL FILTER 3L BAG MASK MEDIUM ADULT 10FTL MALE/MALE GAS SAMPLING LINE PORTEX LATEX-FREE DISPOSABLE (15/CS) and add it to your cart. Complete checkout with your preferred shipping and payment options. For bulk orders, quotes, or further assistance, contact CIA Medical customer service at (312)275-5850 or use the contact form on this page.