Evidence check
Evidence rating: Moderate evidence for temporary erection support
What research suggests: Vacuum erection devices can help some men create an erection suitable for intercourse.
Important limitation: Evidence for medical vacuum devices does not show permanent penis enlargement, and this exact consumer model has not been established as equivalent to a regulated medical device.
Safety: Use only the minimum pressure needed and follow the supplied time limits. Stop for pain, numbness, pronounced bruising or discoloration. Ask a clinician before use if you take blood thinners, have a bleeding disorder, Peyronie’s disease, priapism risk or a urethral stricture.
Read the FDA safety guidance
This rating concerns the device category, not proof that this exact product has been clinically tested. This information is educational and is not medical advice.
Product and supplier information
The OMYSKY S is a rechargeable water-compatible vacuum pump with an LED display, three suction modes and selectable versions with or without an inner cup.
- Colors: black or blue
- Options: with or without inner cup
- Rechargeable magnetic USB design
Use only according to the manufacturer’s instructions. No permanent enlargement result is promised.