VGO Ost-Set, Straight (Anterior) — Complete Kit by Dr. Pavel Krastev | Helmut Zepf No. 47.990.00
The VGO Ost-Set, Straight (Anterior) Complete Kit is a graduated osteotome system developed by Dr. Pavel Krastev DDS as part of the patented VGO Ost-Set system (U.S. Patent No. 9,333,058 B1). It is designed for atraumatic ridge expansion and accurate site preparation during immediate-placement implant surgery in the anterior region.
Product Overview
The kit pairs two Precision Marking Tips (bent and straight) with seven graduated Screw Osteotome Inserts, sizes 0 through 6. Each insert has a threaded first 8 mm of the tip that advances into bone with controlled micro-cuts, so ridge expansion can proceed without malleting. All components share a hex connection to the Z-Shape Universal Handle.
Key Specifications
- Contents: 2 Precision Marking Tips + 7 Screw Osteotome Inserts (sizes 0–6)
- Graduation Scale: 8 / 10 / 13 / 16 mm
- Connection: Hex connection for Z-Shape Universal Handle
- Application: Anterior ridge expansion, immediate-placement implant site preparation
- Item Number: 47.990.00
What's Included
| Product No. | Product |
|---|---|
| 47.990.06 | Precision Marking Tip, Bent, Scale 8/10/13/16 mm |
| 47.990.08 | Precision Marking Tip, Straight, Scale 8/10/13/16 mm |
| 47.990.10 | Screw Osteotome Insert, Straight, Size 0, Ø 1 – 2 mm |
| 47.990.20 | Screw Osteotome Insert, Straight, Size 1, Ø 1 – 3 mm |
| 47.990.30 | Screw Osteotome Insert, Straight, Size 2, Ø 2 – 3 mm |
| 47.990.40 | Screw Osteotome Insert, Straight, Size 3, Ø 2 – 4 mm |
| 47.990.50 | Screw Osteotome Insert, Straight, Size 4, Ø 3 – 4 mm |
| 47.990.60 | Screw Osteotome Insert, Straight, Size 5, Ø 3 – 5 mm |
| 47.990.70 | Screw Osteotome Insert, Straight, Size 6, Ø 4 – 5 mm |
1-Year Warranty
This Helmut Zepf instrument is covered by a 1-year warranty against defects in materials and workmanship from the date of delivery.
60-Day Returns — Any Reason, Even If Used
Put this instrument to work in your practice. If it is not right for you, return it within 60 days of delivery for a full refund — for any reason, even if it has been used.

FAQ
What is the VGO Ost-Set, Straight (Anterior) Kit? It is a complete, graduated osteotome system for atraumatic ridge expansion and immediate-placement implant site preparation in the anterior region, developed by Dr. Pavel Krastev DDS (U.S. Patent No. 9,333,058 B1).
What does the kit include? Two Precision Marking Tips (bent and straight, for accurate purchase-point marking) and seven graduated Screw Osteotome Inserts, sizes 0 through 6, each with a threaded tip that advances into bone without malleting.
Can individual components be reordered separately? Yes. Every marking tip and insert in this kit is also sold individually under its own Helmut Zepf item number, listed in the table below, so worn or lost pieces can be replaced without buying a full kit.
Manufacturer literature: ZEPF Dental Catalog (PDF) — more in our Surgical Instrument Library.
