Replacement of a Removable Denture with a Permanent Implant-Supported Restoration: Screw Retention on MUA V-Type XGATE Dental

Dec 24, 2025 | Cases

This clinical case, presented by Dr. Sergey Goykhman, is notable not only for combining implants and abutments from different manufacturers but also for demonstrating the importance of standardization and precision in the fabrication of implants and superstructures.


 

First, let’s get acquainted with the doctor:
Goykhman Sergey Moiseevich

Dr. Sergey Goykhman

Specialization:
Oral Surgery, Orthopedics, Restorative Dentistry, Soft Tissue Management

Place of work:
Israel, Netanya, Obol Dental Center


The key objective of this case is to illustrate the creation of aesthetically elegant and high-quality restorations using low-profile V-Type abutments, which offer enhanced versatility even in cases with limited space.

Use small cone straight MU to correct angulation up to 40° between two adjacent implants
3D illustration of a mandible with dental implants and V-Type Multi-Unit Abutments demonstrating angulation correction.
The use of MUA V-Type in this clinical case eliminated the need for angled abutments and provided increased restorative space. Since the final prosthesis was fabricated from zirconium dioxide, special attention was paid to maximizing the material thickness around the retention points to ensure the restoration’s high strength and durability.

Small cone provides more space for the restoration material

Comparison diagram showing XGATE V-Type MUA providing more restorative space and thicker zirconia material compared to standard abutments.

Patient Summary

An 80-year-old female patient presented with complaints about poor quality of life due to an old clasp-retained removable denture on the mandible that required replacement. She also reported issues with the remaining compromised teeth (#34 and #48). Her general health was satisfactory, and no contraindications or limitations for implant surgery were identified. The preoperative condition is clearly visible in the provided radiographs.

Pre-operative panoramic radiograph showing failing teeth 34 and 48 and the patient's old removable denture situation.
Intraoral view of the patient's mandibular arch with an old clasp-retained removable denture before implant treatment.

Treatment Plan and Execution

During the diagnostic phase, radiographs and an intraoral scan of the patient’s mandible were obtained. Based on the digital scan data, a surgical guide was fabricated for implant placement.

In the first stage, hopeless teeth #34 and #48 were extracted. Immediate implant placement was performed: six implants were placed, three in the third quadrant and three in the fourth quadrant. A surgical guide was used to ensure precise implant positioning. The implant-abutment interface utilized a standard Internal Hex connection.

Immediately following implant placement, V-Type Multi-Unit Abutments were placed, and healing caps were secured onto them. The abutment cuff height was selected based on mucosal thickness and alveolar ridge anatomy. XGATE, a company specializing in innovative prosthetic solutions, incorporates digital height markings on V-Type abutments (see illustration below).

V-Type MUA

XGATE V-Type Multi-Unit Abutments lineup showing various cuff heights (0.5mm to 5mm) with color-coded anodization.

The image below, taken after soft tissue healing, clearly displays the placed V-Type Multi-Unit Abutments (MUA V-Type) and their respective positions:

Tooth Position (FDI) MUA Type & Gingival Height
#34 MUA – 3 mm
#35 MUA – 2 mm
#37 MUA – 1 mm
#44 MUA – 1 mm
#45 MUA – 2 mm
#47 MUA – 2 mm
Total: 6 Positions 6× MUA
Intraoral occlusal view of the mandible showing six placed XGATE V-Type Multi-Unit Abutments with color-coded healing caps.
The mandible, with the healing caps placed during the healing period, appeared as follows:
Post-operative OPG X-ray confirming precise fit of the full arch restoration on XGATE implants.
Basal Surface of Screw-Retained Zirconia Bridge

During the soft tissue healing and osseointegration period, the patient adhered to a soft diet. Upon complete healing and re-evaluation of all clinical parameters, zirconium dioxide bridges were fabricated and delivered.

The outcome is satisfactory from both functional and aesthetic perspectives.

Final zirconium dioxide screw-retained bridge installed on six XGATE implants.
The patient is currently under regular follow-up and attends maintenance visits. No complications have been observed.

XGATE Products: Mandibular Rehabilitation Case

The products selected for this screw-retained restoration include V-Type multi-unit abutments with various gingival heights for optimal soft tissue management.

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We hope you found this clinical case interesting. If you have any questions about the characteristics and delivery of XGATE Dental products, please contact us in any convenient way.

XGATE Dental Group GmbH
Falkensteiner Straße 77, 60322
Frankfurt am Main
Germany

E-mail: [email protected]
350 W Passaic
St Rochelle Park, NJ 07662
United States

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Disclaimer: Any medical or scientific information provided in connection with the content presented here makes no claim to completeness and the topicality, accuracy and balance of such information provided is not guaranteed. The information provided by XGATE Dental Group GmbH does not constitute medical advice or recommendation and is in no way a substitute for professional advice from a physician, dentist or other healthcare professional and must not be used as a basis for diagnosis or for selecting, starting, changing or stopping medical treatment.

Physicians, dentists and other healthcare professionals are solely responsible for the individual medical assessment of each case and for their medical decisions, selection and application of diagnostic methods, medical protocols, treatments and products.

XGATE Dental Group GmbH does not accept any liability for any inconvenience or damage resulting from the use of the content and information presented here. Products or treatments shown may not be available in all countries and different information may apply in different countries. For country-specific information please refer to our customer service or a distributor or partner of XGATE Dental Group GmbH in your region.

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