
Injection Needle with Spring Inside
Injection Needle with Spring Inside
New Type Disposable Plastic Needle Retractable Safety Syringe
Includes syringe barrel, hollow plunger and safety device. A safety device located on the front of the barrel includes the needle, spring and needle seat with grooves to keep the needle seat and spring on the front of the barrel during use. After the injection is completed, the full pressure plunger can activate the safety device, and the needle and spring automatically retract into the hollow plunger under the action of the spring.

Injection Needle with Spring Inside Specification
Item No. | O.D.& Working Length (mm) | Needle Diameter (mm) | Needle Length (mm) | Endoscope Channel (mm) |
PTI-2316PN2205-A | 2.3×1600 | 22G | 5 | 2.8 |
PTI-2316PN2305-A | 2.3×1600 | 23G | 5 | 2.8 |
PTI-2316PN2306-A | 2.3×1600 | 23G | 6 | 2.8 |
PTI-2316PN2505-A | 2.3×1600 | 25G | 5 | 2.8 |
PTI-2316PN2506-A | 2.3×1600 | 25G | 6 | 2.8 |
PTI-2323PN2205-A | 2.3×2300 | 22G | 4 | 2.8 |
PTI-2323PN2305-A | 2.3×2300 | 23G | 5 | 2.8 |
PTI-2323PN2306-A | 2.3×2300 | 23G | 6 | 2.8 |
PTI-2323PN2505-A | 2.3×2300 | 25G | 5 | 2.8 |
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