Microneedle

1st Generation	2nd Generation	3rd Generation	4th Generation

SOLID & Coated	HOLLOW	DISSOLVING	SWELLABLE / EMBEDDABLE
The technique developed first Drug applied on the surface Needles removed after use	Connected to a syringe Used for vaccination, etc. A needle's diameter, 100μm or more	Soluble polymers used Drug combined with needles Biological stability guaranteed	Needles inserted into the skin Incised regions sealed Possible to control a drug release rate
A needle, if broken, can cause side effects. They are being less used except for use for certain purposes. The hollow type is also used for such purposes as blood collection.		Main items in domestic and overseas markets Safe even if broken Applied for cosmetic purposes	SNVIA's (Pusan National University) exclusive technology Suitable for medical purposes

SNVIA’s platform technology (Air-Pocket type Embeddable Microneedle)
- Accurate doze control
- Sustained drug release
- Lower the risk of infection & bleeding