Size7F/8F/10F/12F/16F/20F/24F/28F/32F/36F250mm/280mmMaterialTPU/PVCDescriptionWith trocar/without trocar1.Connecting screw cap is exclusive patent product to fix the guide needle and the catheter and
1.Connecting screw cap is exclusive patent product to fix the guide needle and the catheter and let the doctors use it by one hand.
2.The catheter can be seen under the B-ultrasound.
3.Ellipse side hole, order arrangement, smooth drainage.
4.The shape of the guide needle head is conic and the fixed device is fixed in the appointed place on the catheter to make sure the security when puncturing and prevent the injury of the patient.