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Optimizing cylinder selection in inflatable penile prosthesis surgery: a narrative review
Yi-Kai Chang1,2, Nicholas Gillman1, Eric Chung3,4
1University of Queensland, Department of Urology, Princess Alexandra Hospital, Brisbane, QLD, Australia.
International Journal of Impotence Research
|April 9, 2026
Summary
Selecting the right inflatable penile prosthesis (IPP) cylinder size is crucial for optimal function and patient satisfaction. Surgeons consider corporal dilation, length, and other factors to ensure proper fit and performance.
Area of Science:
- Urology
- Medical Device Technology
- Surgical Innovation
Background:
- Modern inflatable penile prosthesis (IPP) implants have evolved significantly over 50 years.
- Four major companies globally produce IPP devices with standardized cylinder sizes and properties.
Purpose of the Study:
- To review the decision-making process for selecting inflatable penile prosthesis (IPP) cylinder size and type.
- To discuss common surgical challenges encountered during IPP cylinder selection.
Main Methods:
- This article presents a narrative review of the literature.
- It synthesizes information on IPP device characteristics and surgical considerations.
Main Results:
- Recommended cavernosal body dilation is at least 12 mm for standard IPP cylinders and 10 mm for narrow-base devices.
- Cylinder selection depends on intraoperative measurements, surgeon expertise, corporal fibrosis, and use of rear-tip extenders.
Conclusions:
- Properly sized IPP cylinders are essential for optimal device function and patient satisfaction.
- Careful consideration of multiple factors ensures the best fit and outcomes for IPP implantation.
