1. Latex n'efu, otu ojiji, EO sterilization, akara CE;
2. Obere akpa akwụkwọ-poly ma ọ bụ ọnya bụ nhọrọ;
3. Ejiri silicone-ọkwa ahụike mee;
4. Enwere ike ịhazi agba nke cuff: acha anụnụ anụnụ, odo, doro anya;
5. Ma na ma na-enweghị oghere oghere dị;
6. Njikọ dị nro, dị oke mma.