Ceramic Cartridge for SHENDA Q4025A Inner Sheath

► Brief Description

The SHENDA Q4025A is a specialized urological surgical component comprising an Inner Sheath and Obturator. It is a core part of the Shenda Resectoscope system, primarily utilized in minimally invasive urological procedures such as Transurethral Resection of the Prostate (TURP) and bladder tumor resections.The ceramic cartridge is a precision-engineered medical-grade insulation element. Situated at the distal tip of the sheath or working element assembly, it acts as a critical barrier during electrosurgical procedures.

►Feature

• Smooth Insertion and Guidance: The obturator locks securely into the inner sheath, providing a smooth, atraumatic tapered tip to safely guide the instrument through the urethra into the bladder while minimizing mucosal tissue damage.
• Continuous Irrigation Support: Works in tandem with the outer sheath and water valves to maintain a steady fluid flow (perfusion), clearing blood and tissue debris from the surgical field for optimal visibility.
• Rotational Flexibility: Allows the working element, endoscope, and cutting loops to rotate smoothly while the inner and outer sheaths remain stable, enabling precision maneuvering during complex resections.
• Electrical Insulation: Incorporates durable ceramic insulation at critical distal tips to safely manage high-frequency electrical currents used during electrosurgical cutting and coagulation.
• High-Frequency Insulation: Provides robust electrical insulation to safely isolate high-frequency currents used in electrosurgical cutting and coagulation, preventing unintended thermal injury to surrounding healthy tissue.
• Thermal & Wear Resistance: Manufactured from advanced medical-grade ceramics capable of withstanding extreme temperatures generated during electrosurgery as well as repeated high-pressure steam sterilization (autoclaving).
• Structural Precision: Designed to fit seamlessly within the Q4025A endoscopic system architecture, maintaining fluid-tight sealing and precise alignment with cutting loops and electrodes.

► Specification

►FAQ

How do I know when the ceramic cartridge needs to be replaced?

A: You should inspect the ceramic tip under magnification before and after every surgical procedure. Replace it immediately if you detect:

• Cracks, chips, or fractures in the ceramic material.

• Severe discoloration or burn marks from prolonged electrosurgical exposure.

• Looseness or gaps between the ceramic cartridge and the metal sheath.

• Sharp or rough edges that could cause tissue trauma during patient insertion.

What are the risks of using a damaged ceramic tip during surgery?

A: Operating with a compromised ceramic cartridge poses severe risks, including:

• Electrical Arcing: Current may jump from the loop to the metal sheath, causing active burns to healthy patient tissue.

• Scope Damage: Short circuits can melt the scope components, ruin the electrode loop, or destroy the optical lens system.

• Foreign Body Risk: A cracked ceramic tip can shatter intraoperatively, leaving fragments inside the patient's bladder or uterine cavity.

► More service

Surgical Instruments include Scissors, Forceps, Clamps, Needle Holders, Electrodes, Knives, Blades, Retractors and Fiber Optic Headlights. Spare parts and repair service were provided.

► About Us

CareUtech is the global provider of medical equipment and medical equipment repair service, as well as offering spare parts. We focus on repair and repair training for monitor, Flexible & Rigid Endoscope, ultrasound, camera system, dynamical system and surgical instrument.

Shipping and packing
All products will be tested and sterilized for free, perfectly packed to ensure the safety of the goods, strictly in accordance with international export rules. We send to worldwide via EMS, DHL, FEDEX or other express, based on your choice.

►What we can do