Choosing Syringe Types, Sizes and Uses

Types of Syringes



Syringes and needles have an essential role as injection devices, fluid or biopsy collection (sampling), irrigation, or suction. Syringes consist of different types of tips. 



Check out here parts of syringe and needle.



Syringes and needles are used to deliver medication from different routes.


For example,


1. Intramuscular route


Know the intramuscular injection sites to inject the medication.


2. Intradermal route


3. Subcutaneous route


4. Intravenous route



Types of Syringe Tip



There are 5 common types of syringe tips are-


1. Luer lock tip


2. Luer slip tip


3. Eccentric tip


4. Catheter tip


5. Permanently attached

Types of Syringe Tip

1. Luer Lock Tip


Luer lock tip has a secure screw-type connection used for injection requiring a secure connection.


The type of the syringe tip is locking fit and is compatible with a variety of needles, catheters, and other devices.


Luer lock tip syringe sizes-


1ml, 3ml, 5ml, 10ml, 20ml, 30ml, 60ml



2. Luer Slip Tip


Luer slip tip has a slip connection and has a friction-fit connection.


Insert the syringe tip of Luer slip into the needle hub or other attaching device into push manner.


Due to simple sliding, the attaching device into syringe tip, not ensure to secure fitting.


Luer slip tip syringe sizes-


1ml, 3ml, 5ml, 10ml, 20ml, 30ml, 60ml



3. Eccentric Tip


Eccentric tip syringe has an off-center tip, used for surface vein or artery injection. This syringe is perfect for injecting into a vein



 Eccentric tip size –


10ml, 20ml, 60ml



4. Catheter Tip


Catheter tip type of syringe used for irrigation, or with medical tubing, or flushing (clearing) catheter or injecting through a tube.



Catheter tip size-


2 oz only




5.  Permanently Attached 



The permanently attached syringe is a syringe with a permanently attached needle.


For example,


Tuberculin syringe; permanently attached needle

Disposable syringe; attached with needle



Check out here what are different types of cannula and their uses?



Size of Syringe



1. 1ml syringe



Tuberculin syringe, injection of Vitamin K for newborn and infant, Insulin injection; for Insulin


2. 2ml syringe


For low dose injection IM, IV


3. 5ml syringe


For IM, IV injection


4. 10ml syringe


Through the cannula, not directly given IM, IV



5. 20ml syringe


Through the cannula, not directly given IM, IV



6. 50ml syringe


Control way use, not directly given IM, IV


50ml syringe Luer tip used for nasogastric and gastroenteral feeding, manual aspiration of liquids or gas from the stomach, manual pharyngeal or tracheal aspiration/suction.



Availability of Syringe



1. Syringes with Needle


Syringes with needles are tuberculin syringes and disposable syringes permanently attached with a needle.



Get details on medical needle types and choose the correct hypodermic needle gauge.



2. Syringes without Needle


According to the medication application Choose the right syringe.


3. Oral Syringes


Oral syringes are commonly used to give doses of liquid medicine for babies and children because often difficult to administer with a spoon.


Oral syringes can ensure accurate dosage.

oral medication syringe

 4. Irrigation Syringes



Irrigation syringes are used for irrigation such as; irrigating wounds, irrigating ears, irrigating eyes, or irrigating catheters for enteral feeding.


Using of wound irrigating syringe provides hydration, removes debris, and cleanses the wound.



5. Suction Syringes


A suction Syringe is used for suction.

Syringes and Needles Applications 

1. For Injections


Medications, for example, subcutaneous injection


2. For Sampling


a. Blood & fluid draws


b. Biopsy sampling


3. Intravenous (IV) Administration


Administer IV fluids and medication


3. For Irrigation


a. Cleansing and flushing


b. Administering enema


c. Wound Irrigation


d. Eye Irrigation


e. Ear Irrigation



4. For Suction


a. Fluid


b. Vomit


c. Mucus


d. Ear wax

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