Solid-Phase Obwegeser Ramus Retractor (22cm) for Superior Mandibular Visibility
The Obwegeser Ramus Retractor is a premier instrument in the orthognathic toolkit, specifically engineered for the precise displacement of soft tissue along the posterior aspect of the mandible. Functioning as a high-performance sigmoid guard, this 22cm model features a specialized hook-shaped blade that “wraps” around the ramus border, providing a stable, deep-field window for the surgeon. Adas Instruments ensures that each mandibular plate shield is balanced for high-accuracy maneuvers, allowing the surgical assistant to maintain powerful retraction with minimal hand fatigue. We ship USA, Europe & worldwide via DHL, FedEx, and UPS to deliver German steel instruments that surgeons trust for their anatomical accuracy and structural resilience.
Why Maxillofacial Surgeons Choose Our Obwegeser Ramus Retractor
- Optic-Shift Geometry: Features a specialized wide-radius curve to act as a versatile sigmoid guard, protecting the parotid gland and neurovascular structures during bone cuts.
- Secure-Hold Stability: Specifically designed with a long, ergonomic handle to function as a reliable mandibular plate shield, keeping the assistant’s hands safely outside the primary surgical zone.
- Anatomical Contouring: The distal tip is meticulously shaped to sit snugly against the sigmoid notch or posterior ramus, preventing accidental instrument displacement.
- Steady-Stance Resilience: Forged from high-tempered surgical stainless steel, engineered to withstand significant leverage during difficult ramus exposures.
Primary Surgical Applications
- Retracting the posterior border of the ramus during Bilateral Sagittal Split Osteotomy (BSSO).
- utilizing the sigmoid guard function for clear visualization during vertical ramus osteotomies.
- Performing efficient mandibular plate shield maneuvers during condylar fracture fixation.
- Maintaining a clear operative field during submandibular or intraoral approaches to the ramus.
Technical Specifications Table
| Instrument Type | Obwegeser Ramus Retractor / Sigmoid Guard |
| Total Length | 22 cm (8.6″) |
| Blade Widths | 15mm, 20mm, and 25mm options |
| Material | Premium German Surgical Stainless Steel |
| Handle Style | Solid Flat Handle with Finger Rest |
| Sterilization | Fully Autoclavable |
| Finish | Satin-Matt / Anti-Glare |
| Application | Orthognathic and Reconstructive Surgery |
| Quality Standards | CE Marked, ISO 13485 |
For complete orthognathic workflows, this retractor is often used alongside Obwegeser channel retractors and J-strippers. View our Maxillofacial Instruments, or our Obwegeser J-Stripper.



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