During percutaneous renal access, the needle tip must pass through the skin, muscle, and renal parenchyma to precisely reach the targeted calyx. Although it may appear to be a simple…
During interventional procedures, guidewires need to advance through blood vessels or natural lumens, where anatomical structures often contain curves, branches, and narrow segments. Therefore, guidewires require not only good pushability,…
Limitations of the Traditional Double-J Stent For patients with VUR, life after the placement of a conventional double-J stent is not as easy as one might hope. Many face daily…
📘 Understanding PCNL vs. Mini-PCNL: Evolution in Endourology When managing large or complex renal calculi, percutaneous nephrostomy remains the cornerstone of definitive treatment. Choosing between standard PCNL (percutaneous nephrostomy lithotripsy)…
Optimization of Ureteral Stenting: Why Neimor’s Double J Stent is the Choice for Complex RIRS In the field of modern endourology, Retrograde Intrarenal Surgery (RIRS) has become the gold standard…
![[Urology Insights] The “Tunnel Engineers” for Kidney Stones: A Deep Dive into PCNL Dilatation](https://neimor.com/wp-content/uploads/2026/04/pcnl-300x200.png)
🛡️When it comes to treating large or complex kidney stones, modern urology has moved far beyond the era of large incisions. Today, the magic happens through a tiny "tunnel" created…
The Double-J stent (JJ stent) gets its nickname from its characteristic curled ends, which look just like a pig’s tail. While it may be a small, flexible tube, it is…
