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Laparoscopic Veress Needle: Precision Access for Minimally Invasive Surgery
In the delicate initial stages of laparoscopic procedures, the creation of a safe pneumoperitoneum is paramount. The Clonmed Laparoscopic Veress Needle is engineered to provide surgical teams with a reliable, high-precision instrument for percutaneous insertion into the peritoneal cavity. By utilizing a spring-loaded inner stylet, this needle ensures that gas insufflation is achieved only after safe entry is confirmed, significantly reducing the risk of accidental visceral injury.
Available in multiple sizes to accommodate varying patient anatomies, the Veress needle from Clonmed represents the intersection of traditional surgical reliability and modern material science.
Technical Product Specifications
| Feature | Specification |
|---|---|
| Brand | Clonmed |
| Material | Medical Grade Stainless Steel |
| Usability | Reusable (Autoclavable) |
| Sterility | Sterile / Sterilizable |
| Application | Laparoscopic Surgery / Insufflation |
| Type | Veress Insufflation Needle |
Key Features of the Clonmed Veress Needle
The veress needle features a blunt internal stylet that automatically retracts when it encounters resistance from the abdominal wall and springs forward once the peritoneal cavity is reached, protecting internal organs.
Designed with a high-lumen diameter, this needle allows for rapid and controlled delivery of CO2, facilitating a stable pneumoperitoneum for enhanced visualization during surgery.
Constructed from premium stainless steel, the Clonmed needle is built for longevity. It is fully reusable and compatible with standard hospital sterilization protocols, offering a cost-effective solution without compromising safety.
Clinical Usage & Safety
The Clonmed Laparoscopic Veress Needle is intended for use by trained surgical professionals. Prior to insertion, clinicians often perform the "hanging drop test" or "syringe test" to confirm the correct placement within the peritoneal space before connecting the CO2 insufflator.
Size Selection: Matching Instrument to Patient Anatomy
In 2026, precision in laparoscopy begins with choosing the correct needle length. The Clonmed Veress Needle is available in multiple specifications to ensure safe abdominal wall penetration regardless of the patient's Body Mass Index (BMI).
| Needle Length | Clinical Indication |
|---|---|
| 80mm - 100mm | Standard use for pediatric patients or adults with a low BMI. |
| 120mm | The most common "Universal" size for average adult laparoscopy. |
| 150mm | Bariatric length; essential for patients with increased abdominal wall thickness. |
Verifying Placement: The Safety Indicator System
The veress needle is equipped with a visual and tactile safety indicator. As the needle traverses the fascia and muscle layers, the spring-loaded protector is pushed back. Upon entering the "free space" of the peritoneum, the protector clicks forward.
The "Triple Check" Protocol:
- Tactile "Click": Surgeons feel the distinct release of the spring as the blunt tip protects the bowel.
- Manometer Pressure: Once connected, the insufflator should show an initial pressure of <8 mmHg, confirming peritoneal placement.
- Saline Aspiration: A syringe test should show no return of blood or intestinal contents, ensuring a clear path for CO2.
Sterilization & Reusable Maintenance
Because the Clonmed Laparoscopic Veress Needle is a reusable stainless steel instrument, proper reprocessing is vital to prevent cross-contamination and maintain the spring mechanism's responsiveness.
- Immediate Rinsing: Flush the lumen with enzymatic detergent immediately after surgery to prevent blood from drying inside the needle.
- Ultrasonic Cleaning: Use an ultrasonic cleaner to remove microscopic debris from the spring-loaded internal housing.
- Autoclave Standards: Steam sterilization at 134°C (273°F) for a minimum of 3.5 minutes is recommended. Ensure the stopcock is in the "open" position during the cycle.
- Lubrication: Periodically apply surgical-grade lubricant to the spring mechanism to ensure smooth retraction.
Clonmed Quality Assurance
Every Clonmed veress needle undergoes rigorous sharpness and tension testing. The high-grade stainless steel is resistant to pitting and corrosion, ensuring that the needle maintains its "first-use" feel even after multiple sterilization cycles.
Surgical FAQ: The Clonmed Veress Needle
Before sterilization and again before use, manually push the blunt internal stylet. It should retract smoothly into the outer cannula with minimal resistance and spring back instantly when released. If the retraction is sluggish, it indicates internal debris or a weakened spring, and the needle should be replaced to ensure patient safety.
If your veress needle is connected and the insufflator immediately shows pressure above 10 mmHg, the tip is likely not in the peritoneal cavity. It may be embedded in the omentum, pre-peritoneal fat, or the muscle layer. Re-verify placement using the saline aspiration test before continuing gas flow to avoid "Extraperitoneal Emphysema."
Yes. The Clonmed Laparoscopic Veress Needle features a universal Luer-lock connector. This standard fitting ensures it is compatible with all modern surgical insufflation tubings and CO2 delivery systems used in global hospital settings in 2026.
Troubleshooting the Insufflation Phase
| Observation | Possible Cause | Corrective Action |
|---|---|---|
| Asymmetrical Distension | Pre-peritoneal insufflation. | Stop gas, deflate, and re-insert needle. |
| Aspiration of Blood | Vessel penetration. | Leave needle in place (to track) and call for senior consult. |
| Gas leak at Luer lock | Loose connection or worn thread. | Tighten Luer connection; replace tubing if necessary. |
Procurement Checklist for Hospitals
Ensure your OT is equipped with the right veress needle inventory:
- Verify size requirements (80mm, 120mm, or 150mm).
- Confirm "Reusable" status for sustainability goals.
- Check for Clonmed Brand Authentication on packaging.