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Page 4 of 13 Bencic et al. Plast Aesthet Res. 2025;12:30 https://dx.doi.org/10.20517/2347-9264.2025.38

Table 1. Comparison of penile prostheses devices

Feature ZSI 100 FTM (malleable) [10] ZSI 475 FTM (inflatable) [11,12] Traditional Traditional
[8,9]
[13]
inflatable
malleable
Base plate Silicone-covered stainless steel Silicone-covered stainless steel N/A * N/A *
Glans shape Ogive-shaped removable glans Realistic glans shape Cylindrical Cylindrical
stopper
Size/Adjustability Adjustable length (130-200 mm) Multiple sizes available Fixed length Variable by cylinder
size
Components One-piece cylinder with fixation 3-piece (cylinder, pump, reservoir) Two separate cylinders Cylinder, pump,
plate reservoir
Primary Transgender men undergoing Transgender men undergoing Cisgender men with Cisgender men with ED
*
application neophalloplasty neophalloplasty ED
*
N/A: Not applicable, as they do not include base plates. ED: Erectile dysfunction; FTM: female-to-male.

Figure 1. Four sutures are placed through the periosteum via a specially designed plate. The dorsal approach is used for penile implant
insertion.