Ambu Bag in Emergency and Critical Care - GSTC

Author : Garima Sharma | Published On : 11 Jul 2026

Introduction

GST Corporation is one of the prominent Ambu Bag & other medical equipment manufacturers & exporters in the market at an affordable price. Some of the most impressive devices in the field of emergency medical care are those that are simple, reliable, and capable of saving lives. One of the most critical devices is this bag, also referred to as a Silicone Resuscitator. Although it appears rather compact and inconspicuous, the Resuscitator is a crucial device for providing proper ventilation during emergencies.

What Is an Ambu Bag?

An Ambu bag (also known as a silicone resuscitator or manual resuscitator) is a hand-held device that delivers positive pressure ventilation to patients who are not breathing or not breathing adequately. It consists of a self-inflating bag, a patient valve, a face mask and in most cases an oxygen reservoir. The bag is hand-squeezed to force air or oxygen into the patient’s lungs, helping to keep the patient ventilated until normal breathing resumes or advanced airway management is available. The Ambu bag is a dependable and simple-to-operate device and is an essential piece of equipment in emergency medical care.

Main Uses of an Ambu Bag

An Ambu bag is used by medical professionals in several emergency and critical care situations. Some of its most common applications are:

  • Manual ventilation for cardiac or respiratory emergencies.

  • Helping patients who can’t breathe well enough on their own.

  • Ventilation assistance during and post intubations.

  • Transporting the patient with respiratory support.

  • Emergency resuscitation in hospitals, ambulances, and trauma centers.

  • Usage in intensive care units and operating rooms.

  • Neonatal, paediatric and adult resuscitation according to device configuration.

The adaptability of the system makes it an indispensable device for emergency response teams and health care facilities.

Specifications of an Ambu Bag

  • Mask 0,01,02,03,04,05: Polycarbonate and Silicone Rubber 

  • Non- Return Valve Diaphragm: Silicon Rubber 

  • Reservoir Valve: Polycarbonate 

  • Reservoir Diaphragm: Silicon Rubber 

  • Oxygen Reservoir Bag: PVC 

  • Oxygen Tube with Adaptor: PVC Tube Length 2 mtr 

  • Guedel Airways: PVC

Environmental Conditions 

  • Storage Temperature: - 40°C (-10°F) to 60°C (140°F) 

  • Operating Temperature: - 18°C (0°F) to 50°C (122°F)

Materials:

  • Silicone Rubber: Polycarbonate 

  • Compressible self-refilling ventilation bag: Silicone rubber 

  • Non-rebreathing patient valve with pressure-limiting valve: Polycarbonate 

  • Oxygen reservoir bag: Plastic 

  • Oxygen tube: PVC (polyvinyl chloride) 

  • Mask: Silicone rubber and polycarbonate

Connectors:

  • Patient Port: 15mm I.D, (F)/22 mm O.D. (M)

  • Silicone Bag Inlet: 32 mm I.D. (F)

  • Reservoir Valve: 32mm O.D. (F) (to silicone bag inlet)

                            25mm O.D. (M) (to oxygen reservoir

  • Supplemental gas inlet: 6 mm O.D. (M)

Sizes of Silicone Resuscitator (Ambu Bag)

 

Model

Bag Volume 

Stroke Volume 

Reservoir Volume

Suitable Body Weight

Adult

1600ml

700ml

2600ml

≤30 kg

Child

460ml

300ml

600ml

7-30kg

Infant

250ml

150ml

600ml

≤7 kg

 

What is Guedel Airways?

A Guedel airway is a curved plastic tube inserted into the mouth to keep the airway open by preventing the tongue from blocking the throat. It is mainly used in unconscious patients who are not able to keep their airway clear on their own.

 

Guedel specification

  • Suitable for maintaining an unobstructed oropharyngeal airway 

  • Bite block to prevent biting of the tongue and airway occlusion 

  • Rounded atraumatic edges & smooth airway

  • Color-coded for easy identification of sizes 

  • Sizes: 00, 0, 1, 2, 3, 4, 5

Available sizes of Guedel Airways

 

Sizes

Color Code

Patient Type

Length in mm

(Approx.) 

Patient Weight (Approx.)

000

Pink

Neonates

40mm

Up to 5kg

00

Blue

Infants

50mm

5-10kg

50

Black

Child

60mm

10-20kg

1

White

Child Large

70mm

20-30kg

2

Green

Small Adults

80mm

30-50kg

3

Orange

Medium Adults

90mm

50-70kg

4

Red

Large Adults

100mm

70-100kg

5

Yellow

Extra Large

110mm

Over 100kg

Why Is an Ambu Bag Important in Emergency Care?

During emergencies, every second is valuable. A delay in oxygen delivery can increase the risk of serious complications. The Ambu bag allows healthcare providers to begin manual ventilation immediately, even before advanced respiratory equipment becomes available.

Its portability and simple operation make it suitable for emergency medical services, hospitals, ambulances, operating rooms, intensive care units, and disaster response teams. Because it does not depend on electricity, it remains effective even in challenging environments where immediate respiratory support is required.

Choosing the Right Silicone Resuscitator

Hospitals, distributors, and procurement professionals should consider factors before buying respiratory devices.

Things to consider:

  • Quality and Durability of the Product

  • Made of medical-grade silicone

  • Reliable ventilation performance

  • Adherence to relevant quality standards

  • Reusable, easy to clean, and maintain

  • Strong manufacturing and supply capacity

Top-notch products enable healthcare providers to provide dependable emergency care and ensure long-term performance.

Conclusion

The Ambu bag is more than just a manual ventilation device – it plays a crucial role in emergency respiratory management. It allows healthcare professionals to provide instant breathing support to patients when they need it most, from ambulances and emergency departments to operating rooms and intensive care units.

GST Corporation is one of India’s most trusted manufacturers and exporters of medical equipment for hospitals, distributors and global procurement teams who are looking for reliable respiratory care products. The company continues to provide reliable healthcare solutions that enable medical professionals to deliver safe and effective patient car