1. Medical normative factors: Syringe thickness is related to factors such as the medical equipment used, treatment needs and medical norms. In some cases, thicker syringes can provide greater flow and pressure for medical scenarios that require large volumes of fluids or injections, such as emergencies or surgeries. In addition, thicker syringes can reduce pain during injections and improve patient comfort.
2. Development and advancement of medical technology: With the continuous updating and improvement of medical technology, the material, design, and manufacturing process of syringes are also improving, which makes the thick syringes have higher quality and performance.