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Mechanical failure with malleable penile prosthesis.
Murat Akand1, Asim Ozayar, Onder Yaman
1Department of Urology, School of Medicine, University of Ankara, Ankara, Turkey. drmuratakand@hotmail.com
Urology
|December 11, 2007
Summary
Mechanical failure of penile prostheses is rare. This case report details a rare fracture of an AMS 650 malleable penile prosthesis, successfully treated with revision surgery.
Area of Science:
- Urology
- Medical Device Engineering
- Reconstructive Surgery
Background:
- Malleable penile prostheses are used for erectile dysfunction treatment.
- The AMS 650 is a commonly used malleable penile prosthesis.
- Mechanical failure, such as fracture, is an uncommon complication.
Observation:
- A 67-year-old male patient experienced penile deformity and sexual dysfunction.
- The patient had an AMS 650 malleable penile prosthesis implanted in 1999.
- Examination revealed dislocation and subsequent surgical exploration confirmed a fractured prosthesis rod.
Findings:
- The AMS 650 malleable penile prosthesis experienced a rare mechanical failure due to rod fracture.
- Surgical intervention involved removing the fractured prosthesis and implanting a new AMS 650 device.
- The patient experienced a successful outcome with no issues at 1-year follow-up.
Implications:
- This case highlights a rare mechanical failure mode for the AMS 650 malleable penile prosthesis.
- It underscores the importance of considering prosthesis fracture in cases of penile deformity after implantation.
- Revision surgery with a new prosthesis can effectively restore function and alleviate symptoms.

