Edwards Lifesciences T311F30 Carotid Shunt

Condition: New
Part #: T311F30

$8,000.00

SKU: T311F30 Categories: ,
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Description

The Edwards Lifesciences T311F30 is a specialized, sterile, single-use medical device engineered to maintain vital cerebral perfusion during carotid endarterectomy (CEA). As an “outlying” shunt configuration, it provides surgeons with the extended length and flexibility required to navigate complex vascular anatomy while ensuring a stable blood supply to the brain. By bridging the common and internal carotid arteries, the T311F30 minimizes the risk of perioperative stroke and ischemic events during the surgical removal of plaque.

Core Technology & Material Composition

The T311F30 is built upon a foundation of high-grade medical engineering to ensure performance in high-stakes vascular environments.

  • Medical-Grade Silicone: The shunt is constructed from soft, biocompatible silicone. This material choice is intentional, as it offers the necessary flexibility to conform to the vessel’s path without causing the rigidity-induced trauma often associated with stiffer polymers.

  • Atraumatic Tip Engineering: The distal and proximal tips are tapered and smoothed to ensure a low-friction entry. This design is critical for protecting the delicate tunica intima, reducing the likelihood of arterial dissection or embolization during placement.

  • Vascushunt II Compatibility: This model integrates seamlessly with the Vascushunt II product line, allowing for a standardized approach to vascular access and ensuring that surgical teams can maintain a consistent workflow across different patient anatomies.

Mechanism of Action

The T311F30 functions as a temporary extracorporeal or indwelling bypass. During a CEA, the carotid artery must be clamped to allow the surgeon to open the vessel and remove atherosclerotic buildup.

  1. Cerebral Shunting: One end of the 30cm shunt is inserted into the common carotid artery (proximal to the clamp) and the other into the internal carotid artery (distal to the clamp).

  2. Pressure-Driven Flow: Blood is diverted through the 11F lumen, driven by the patient’s systemic arterial pressure, maintaining oxygenation to the brain.

  3. Hemodynamic Monitoring: The shunt’s architecture allows for the integration of pressure monitoring, enabling the anesthesia and surgical teams to track real-time cerebral perfusion pressures throughout the cross-clamp period.

Clinical Applications

While primarily a surgical tool for CEA, the T311F30’s robust design allows for utility across several clinical scenarios:

  • Carotid Endarterectomy (CEA): The primary indication for preventing cerebral ischemia during plaque excision.

  • Vascular Trauma Repair: Use as a temporary conduit in emergency repairs of the carotid or other similar-sized peripheral vessels.

  • Critical Care Monitoring: Supporting advanced hemodynamic monitoring in specialized neuro-intensive care settings where precise perfusion data is required.

  • Complex Reconstructions: Providing a stable flow path during multi-stage vascular grafts or bypass surgeries.

Key Advantages for Surgical Teams

  • Extended 30cm Length: The “outlying” length is ideal for distal lesions or cases where the surgical field requires the shunt to be looped away from the primary incision site, improving visibility.

  • Reduced Endothelial Damage: The combination of silicone flexibility and atraumatic tips significantly reduces the risk of post-operative stenosis or vessel irritation.

  • Optimized Flow Dynamics: The 11 French diameter is calibrated to provide sufficient flow volume to meet cerebral oxygen demand while remaining small enough to fit within the standard carotid lumen without over-distension.

  • Safety & Sterility: Being a single-use, sterile-packed device, it eliminates the risks associated with reprocessing and ensures consistent material integrity for every procedure.

Technical Specifications

Feature Specification
Manufacturer Edwards Lifesciences
Model Number T311F30
Diameter 11 French (11F)
Effective Length 30 cm
Configuration Outlying / Extended
Material Biocompatible Silicone
Sterility Sterile, Single-Use Only
Compliance ISO 13485 / CE Marked

Frequently Asked Questions

What is the primary purpose of the Edwards T311F30 in CEA?

The T311F30 is used to maintain continuous blood flow to the brain while the carotid artery is clamped during surgery. By acting as a temporary bypass, it prevents cerebral ischemia and reduces the risk of stroke during the removal of arterial plaque, ensuring patient safety throughout the procedure.

Why is the “outlying” 30cm length significant for surgeons?

The 30cm length provides extra slack, allowing the shunt to be positioned outside the immediate surgical site (outlying). This gives the surgeon a clearer view of the carotid bifurcation and more room to operate, which is particularly helpful in patients with high-seated lesions or complex vascular anatomy.

Is the T311F30 compatible with other Edwards Lifesciences products?

Yes, the T311F30 is designed to integrate with the Vascushunt II system. This compatibility ensures that surgical teams can use standardized connectors and accessories, leading to a more efficient and predictable surgical workflow, which is essential for reducing “clamp time” and improving overall clinical outcomes.

How does the silicone material benefit the patient during the procedure?

Medical-grade silicone is highly flexible and biocompatible. Unlike stiffer materials, it conforms easily to the natural curvature of the carotid artery. This reduces mechanical stress and trauma to the vessel walls, specifically protecting the endothelium and lowering the risk of postoperative complications like intimal hyperplasia.

Can the T311F30 be reused after proper sterilization?

No, the T311F30 is strictly a single-use, sterile device. Reusing the shunt can lead to material degradation, loss of structural integrity, and a significantly increased risk of cross-contamination or infection. Always dispose of the device following standard biohazardous waste protocols after a single surgical application.

How does the 11 French size impact cerebral blood flow?

The 11 French diameter is specifically chosen to balance flow volume with vessel safety. It provides a sufficiently large lumen to maintain adequate cerebral perfusion pressures even in high-demand patients, while its outer diameter remains compatible with the average adult carotid artery to prevent over-stretching or vascular damage.

Listing Terms & Conditions

We ship worldwide, please inquire the shipping rate to your country before placing an order.

We carry all products of this brand in the listing, please let me know if you have any other inquires which is not listed in our store.

All purchases over $1,000 must be paid by wire transfer. We cannot accept international credit card payments for orders over $1,000.

Due to worldwide shipping delays, it is possible that items listed could be on backorder. If the item is unavailable for an extended period, we sincerely apologize for the delay. In this case, we will refund you as soon as we are notified of the backorder and contact you with the confirmation of refund.