Outcomes Data
Clinical outcomes for the ZIP Flap technique
75
Total Patients
1 contributing centre
98.7%
Flap Survival
74 of 75 flaps survived
48%
Radiotherapy
36 of 75 patients
Implant Outcomes
304
Total Implants
97%
Overall Survival
| Implant Type | Total | Survival Rate |
|---|---|---|
| Zygomatic (Remote) | 152 | 95.4% |
| Zygomatic (Conventional) | 122 | 100% |
| Dental | 30 | 93.3% |
Quad Zygomatic Cases:
80%
(60 of 75 patients)
Cases by Year
Primary
Secondary
Flap Types
Flap Perforated at Surgery:
92%
(69 of 75 patients)
Prosthetic Restoration
72/75
Patients Restored (96%)
22
Median Days to Prosthesis
0-228
Range (days)
17.3%
Immediate Prosthesis
Follow-up
Mean Follow-up:
42.6 months
(3.6 years)
Range: 0 - 10.3 years
Patient Demographics
Mean Age at Surgery
70.7 years (46-89)
Mean Hospital Stay
9.7 days (4-23)
Primary ZIP Flap
71 (94.7%)
Secondary ZIP Flap
4 (5.3%)
SCC Pathology
88% (66/75)
Defect Classification
| Classification | Count | % |
|---|---|---|
| Brown-2b | 49 | 65.3% |
| Brown-2c | 12 | 16% |
| Brown-2d | 13 | 17.3% |
| Brown-3b | 1 | 1.3% |
Implant Survival by Radiotherapy Status
No Radiotherapy
100%
157 implants • 39 patients
Pre-operative RT
100%
11 implants • 3 patients
Post-operative RT
93.4%
136 implants • 33 patients
Explore the Evidence
For detailed methodology and peer-reviewed analysis, please refer to our publications.
Data source: ZIP Flap Patient Registry • Anonymised aggregate statistics • Updated in real-time