Ethicon ENSEAL G2 Tissue Sealer
Pack Sizes Available
Product Description
Technical Specifications
- Technology: PTC (Positive Temperature Coefficient) self-regulating bipolar energy — jaw-embedded temperature control
- Vessel Seal Capacity: Vessels up to 7mm diameter
- Shaft Diameter: 5mm — standard laparoscopic port size
- Articulation: 360-degree jaw articulation from shaft
- Use Type: Single-patient use — sterile individually packaged; do not resterilise
- Generator Requirement: Ethicon ENSEAL Generator — confirm compatible generator list at order
Frequently asked questions
PTC (Positive Temperature Coefficient) technology refers to the thermosensitive material embedded in the ENSEAL G2 jaw. This material increases its electrical resistance as temperature rises. When the tissue in the jaw reaches the target seal temperature, the jaw material's increased resistance automatically limits further energy delivery, preventing overheating and thermal spread beyond the seal zone. This self-regulation occurs within the jaw itself without relying on generator feedback algorithms, providing fast and consistent temperature control across different tissue types and thicknesses.
The ENSEAL G2 is rated for reliable sealing of vessels up to 7mm in diameter. Clinical studies have demonstrated consistent seal strength at burst pressures substantially exceeding physiological arterial pressure across vessels up to this diameter. For vessels larger than 7mm, stapling devices or suture ligation are the recommended haemostatic methods. In practice, the 7mm threshold covers the vast majority of vessels encountered in standard laparoscopic procedures including the mesenteric vessels in colectomy, the uterine artery in hysterectomy, and hepatic hilum vessels in laparoscopic cholecystectomy.
In laparoscopic surgery, the trocar position is fixed once inserted, and the instrument must work within the cone of movement available from that port. Without articulation, reaching certain tissue structures requires either awkward wrist mechanics or trocar repositioning. The 360-degree articulating tip of the ENSEAL G2 allows the surgeon to rotate the jaw to the optimal angle for tissue grasping and sealing from the existing port position, reducing the need for instrument exchanges and improving access to deep pelvic structures, the posterior aspect of the hepatic hilum, and vessels behind bowel loops.
The ENSEAL G2 Tissue Sealer is a single-patient-use instrument. It is sterilised and supplied individually packaged for a single procedure. It should not be resterilised or reused, as reprocessing cannot reliably restore the jaw electrode geometry, PTC material properties, or internal mechanisms to original specification, and reuse invalidates both the safety data and the warranty from Ethicon.
The ENSEAL G2 is designed for use with the Ethicon GENERATOR for ENSEAL devices. It is also compatible with certain Ethicon advanced energy generators (confirm the specific compatible generator list with your Ethicon representative at the time of purchase). The instrument should not be used with generators from other energy platforms unless specific cross-platform compatibility has been confirmed, as energy delivery characteristics vary between generators and may not produce the intended tissue effect if mismatched.
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