GHM-SC21 Stethoscope | Dual-Head Acoustic Stethoscope for Cardiology & General Use #

Dual-head acoustic stethoscope with tunable diaphragm, brass chest piece, and superior sound transmission. Ideal for hospitals, clinics, and home use. 

The Global Healthcare Medical GHM-SC21 Stethoscope is a high-quality, dual-head acoustic stethoscope designed for reliable auscultation in clinical, emergency, and home settings. Featuring both diaphragm and bell capabilities, this stethoscope is used to collect and amplify sounds from internal body organs, including the heart, lungs, arteries, and veins.

With its brass chest piece, tunable diaphragm, and superior acoustic sensitivity, the GHM-SC21 delivers exceptional performance for healthcare professionals across a wide range of medical disciplines.

This device is intended for professional use in clinical and home settings. Not a substitute for professional medical diagnosis.

Key Features

🫀 Dual-Head Design with Tunable Diaphragm

The GHM-SC21 features a two-sided chest piece with both diaphragm and bell capabilities. This design allows you to:

• Listen to high-frequency sounds (children) with a firmer touch

• Listen to low-frequency sounds (adults) with light pressure

• Switch between frequencies without changing the chest piece

🔊 Superior Acoustic Sensitivity

The GHM-SC21 delivers exceptional sound quality across a wide frequency range:

• 100 Hz – 500 Hz (Outer diameter > 35 mm): Damping ≤ 16 dB

• 100 Hz – 500 Hz (Outer diameter ≤ 35 mm): Damping ≤ 30 dB

• 500 Hz – 1000 Hz (Outer diameter > 35 mm): Damping ≤ 20 dB

• 500 Hz – 1000 Hz (Outer diameter ≤ 35 mm): Damping ≤ 25 dB

🏗️ Durable Brass Construction

Made from high-quality brass, the GHM-SC21 features a two-sided chest piece style with a tunable diaphragm that provides a better level of acoustic sensitivity. The durable construction ensures long-lasting performance for daily clinical use.

🔊 Dual Thick Wall Tubes for Exceptional Sound Transmission

Two twin thick wall tubes provide exceptional individual sound transmission from the chest piece to each ear. This design ensures that even subtle body sounds are clearly audible.

👂 Shaped Ear Tips for Comfort & Acoustic Seal

Shaped ear tips provide comfortable and acoustically sealed monitoring. The ergonomic design ensures a secure, comfortable fit suitable for long-term wear.

🏥 Versatile Applications

The GHM-SC21 is applicable for use in a wide range of settings:

• Hospitals & Clinics

• Examination Institutions

• Ambulance & Emergency Services

• Home Healthcare

• Camping Rescue & Field Use

🔧 Easy Maintenance & Long Service Life

• Replaceable diaphragm – Unscrew the clamping ring to replace the diaphragm easily

• Replaceable earplugs – Unplug or unscrew old earplugs and insert new ones

• Cleaning – Use a soft cloth dipped in alcohol to disinfect

• Service life: 5 years

Specifications

What's Included

• GHM-SC21 Stethoscope Main Unit

• User Manual

Applications

The GHM-SC21 Stethoscope is suitable for:

• Hospitals & Clinics – Routine physical examinations and patient assessments

• Cardiology – Heart and vascular auscultation

• Emergency & Ambulance Services – Rapid patient assessment in the field

• Home Healthcare – Convenient monitoring for patients and families

• Camping & Field Rescue – Portable and durable for outdoor use

FAQ

Q: What is the GHM-SC21 Stethoscope?

A: The GHM-SC21 is a dual-head acoustic stethoscope designed to collect and amplify sounds from internal organs such as the heart, lungs, arteries, and veins.

Q: What is the difference between the diaphragm and bell?

A: The diaphragm is used for high-frequency sounds (such as breath sounds and normal heart sounds), while the bell is used for low-frequency sounds (such as certain heart murmurs and vascular bruits). The GHM-SC21 allows you to switch between them without changing the chest piece.

Q: What is the stethoscope made of?

A: The GHM-SC21 features a durable brass chest piece with a tunable diaphragm.

Q: Is the stethoscope comfortable for extended use?

A: Yes. The stethoscope features shaped ear tips for comfortable and acoustically sealed monitoring.

Q: What is the frequency response of the stethoscope?

A: The GHM-SC21 delivers excellent acoustic performance with damping ≤ 16 dB in the 100-500 Hz range and ≤ 20 dB in the 500-1000 Hz range (for outer diameter > 35 mm).

Q: Can the diaphragm and earplugs be replaced?

A: Yes. The diaphragm can be replaced by unscrewing the clamping ring, and the earplugs can be unplugged or unscrewed and replaced with new ones.

Q: How should I clean the stethoscope?

A: Use a soft cloth dipped in alcohol to disinfect the stethoscope. Do not immerse the device in any liquid or expose it to high temperatures.

Q: What is the service life of the device?

A: The GHM-SC21 has a service life of 5 years.

Q: Where can the stethoscope be used?

A: The GHM-SC21 is suitable for use in hospitals, clinics, examination institutions, ambulances, home healthcare, and camping rescue.

Q: Is the stethoscope suitable for veterinary use?

A: Yes. A veterinary version (SC21-VET) is also available for animal auscultation.