types of medical surgical needles

Quincke needle for spinal anesthesia  

specification

Needle diamater

Color

Needle length

Length diviation

ID

OD

18G

0.92

1.28

Pink

60-250

+/- 5%

19G

0.72

1.03

cream

20G

0.61

0.91

Yellow

21G

0.52

0.82

Green

22G 

0.42

0.72

Black

23G 

0.34

0.64

Blue

24G 

0.31

0.57

Purple

25G 

0.26

0.52

Orange

26G 

0.25

0.46

Brown

27G

0.21

0.42

grey

Pencan with pencil  point bevel

25G 

0.26

0.52

orange