Customized Integrated Polyetheretherketone Implants for Addressing Multi-Subunit Midface Concavity: A Retrospective Analysis
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By
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Xin Wang
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Sihan Wu
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Menghao Wang
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Tianhang Wu
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Xiangyu Zheng
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Fei Li
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Xiaowei Wang
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Zhihan Hu
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Xinyi Chen
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Qiming Zhao
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Xiaoping Chen
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Yue Chen
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July 7, 2026
Clinical Scorecard: Customized Integrated Polyetheretherketone Implants for Addressing Multi-Subunit Midface Concavity: A Retrospective Analysis
At a Glance
| Category | Detail |
|---|
| Condition | Multi-subunit midface concavity |
| Key Mechanisms | Use of integrated polyetheretherketone (PEEK) patient-specific implants designed with CAD/CAM technology. |
| Target Population | Adults with normal or essentially normal occlusion and moderate-to-severe midface concavity. |
| Care Setting | Department of Plastic Surgery, Zhejiang Hospital, School of Medicine, Zhejiang University. |
Key Highlights
- Sixty-two implants placed in 31 patients with successful outcomes.
- 90.3% of patients reported satisfaction or very satisfaction at late follow-up.
- Transient postoperative edema and hypoesthesia were common but resolved spontaneously.
Guideline-Based Recommendations
Diagnosis
- Clinical examination and CT imaging to assess midfacial concavity.
Management
- Bilateral integrated PEEK patient-specific implants for augmentation.
Monitoring & Follow-up
- Postoperative follow-up for aesthetic satisfaction and adverse events.
Risks
- Transient edema and hypoesthesia; no serious complications like infection or nerve injury observed.
Patient & Prescribing Data
Adults aged 18 years and older with moderate-to-severe midface concavity.
Customized implants provide a solution for complex midfacial deformities without malocclusion.
Clinical Best Practices
- Utilize CAD/CAM technology for implant design to ensure anatomical conformity.
- Assess soft-tissue coverage and scarring before implant placement.
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