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Ahmed Super PentiAhm Diamond Knife

SKU: 10.301.2011
Legacy SKU#: SPDS AP
Tags: 1.0 mm Width, Corneal Grooves, Corneal Pocket Dissection, Diamond Blade, Diamond Knife, Flap Dissection, Lamellar Dissection, Paracentesis, Scleral Dissection, Scleral Dissection, Wound Enlargement
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Designed for cataract or other paracentesis requirements, the Ahmed Super PentiAhm provides freehand scleral groove applications for glaucoma procedures. This facet design provides the surgeon with depth sighting references of 450 and 550 microns.

Features:

  • UltraThin Technology (100-120 μm) by Mastel.
  • Neutral faceting bias.
  • Safety-beveled vertical side prevents cutting, while oblique sharp edges allowsone-directional enlargement.
  • Small tip truncation for better free hand control when grooving.
  • Dual-depth edges at the flat tip allows surgeons gauge groove depth.
  • Mounted in a straight dop configuration so the handle rotates for directional enlargement.

Our Commitment to Quality

Mastel Surgical maintains strict standards upon width and length, requiring diamond replacement at times to maintain performance standards. Mastel Surgical handles are manufactured from Titanium, delivering a lightweight, highly durable instrument with exceptional precision and control.



Summary Table
Tip Angle 60°
Tip Width 0.2mm
Blade Width 1 mm
Useful Length 4.4-4.6mm
Blade Thickness 100-120 μm (UltraThin)
Blade Rehonability Rehonable
Mounting Straight
Faceting Neutral (not self-directing)
Other Features 5 edges; allow freehand depth control; oblique edge allows wound enlargement in either direction; vertical side has sharp enhancement edge

Extended Description

These diamonds are designed in conjunction with Doctor Iqbal (Ike) K. Ahmed, specifically for cataract/glaucoma surgeon. Despite five cutting edges, the blade functions as a single-edge design, enabling precise paracentesis without unintended enlargement. Wounds can still be enlarged in either direction by rotating the handle 180°, offering both safety and versatility.

The truncated tip and three leading edges deliver clean basal groove incisions with near–sharp penetration, while improving reentry control. The adjacent side facets form the classic trifacet design, with two different lengths that act as visual depth guides for shallow and deeper grooves.

On the non‑enlargement side, a sharpened enhancement edge creates a clean entry by trimming the wound during a stab. When oriented toward the globe, the safety‑beveled side enables controlled vertical dissection for deep flaps near Descemet’s membrane, acting as a steady rest without cutting. This allows surgeons to gently deepen the wound to identify structural planes in challenging cases.

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Contributors

Note about Diamond Knives: Mastel maintains strict standards upon width and length, requiring diamond replacement at times to maintain performance standards.

Please contact Mastel in regards to diamond availability and lead times. Call 1-800-657-8057, or email: sales@mastel.com.