## Introduction
The choice between **Self-Tapping** and **Non-Tapping** screws is one of the most common debates in the operating room. While both achieve the same end goal鈥攁nchoring hardware to bone鈥攖heir impact on surgical speed and bone biology is different.
## 1. Self-Tapping Screws: Speed and Efficiency
Self-tapping screws feature a specialized “cutting flute” at the tip.
* **Mechanism:** They cut their own threads as they are inserted into a pre-drilled hole.
* **Benefit:** Eliminates the “tapping” step, saving 30-60 seconds per screw. This reduces total anesthesia time.
* **Ease of Use:** Fewer instrument changes for the surgical nurse.
## 2. Non-Tapping Screws: The Traditional Precision
Non-tapping screws require a manual tap to create threads in the bone first.
* **Mechanism:** The screw follows a perfectly pre-cut path.
* **Benefit:** Reduced heat generation during insertion. In very hard, dense bone, this may prevent microscopic thermal damage to the bone cells.
* **Tactile Feedback:** The surgeon can “feel” the quality of the bone threads better during the tapping process.
## 3. The Modern Consensus
With advancements in screw metallurgy, modern **Self-Tapping** screws from Ortholyx are sharp enough to minimize heat while providing exceptional grip. They have become the preferred choice for most trauma and spine procedures worldwide due to the massive efficiency gains.
## Conclusion
For most hospitals, the speed and reduced complexity of self-tapping screws make them the superior choice. Ortholyx offers both types in all standard diameters (2.7mm, 3.5mm, 4.5mm) to suit every surgical preference.