Types of
Tracheostomy Tubes
A tracheostomy (trach) tube is a curved tube that is
inserted into a tracheostomy stoma (the hole made in the neck and
windpipe (Trachea)). There are different types of tracheostomy tubes that vary
in certain features for different purposes. These are manufactured by
different companies. However, a specific type of tracheostomy tube will
be the same no matter which company manufactures them.
A commonly used tracheostomy tube consists of three parts:
outer cannula with flange (neck plate), inner
cannula, and an obturator.
The outer cannula is the outer tube that holds the tracheostomy open. A neck
plate extends from the sides of the outer tube and has holes to attach cloth
ties or velcro strap around the neck. The inner cannula fits inside the outer
cannula. It has a lock to keep it from being coughed out, and it is removed for
cleaning. The obturator is used to insert a tracheostomy tube. It fits
inside the tube to provide a smooth surface that guides the tracheostomy tube
when it is being inserted.
There are different types of tracheostomy tubes available and
the patient should be given the tube that best suits his/her needs. The
frequency of these tube changes will depend on the type of tube and may
possibly alter during the winter or summer months. Practitioners should refer
to specialist practitioners and/or the manufacturers for advice.
Tube
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Indication
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Recommendations
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CuffedTube with Disposable Inner Cannula
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Used to obtain a closed circuit for ventilation
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Cuff should be inflated when using with ventilators.
Cuff should be inflated just enough to allow minimal airleak.
Cuff should be deflated if patient uses a speaking valve.
Cuff pressure should be checked twice a day.
Inner cannula is disposable.
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Cuffed Tube with Reusable Inner Cannula
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Used to obtain a closed circuit for ventilation
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Cuff should be inflated when using with ventilators.
Cuff should be inflated just enough to allow minimal airleak.
Cuff should be deflated if patient uses a speaking valve.
Cuff pressure should be checked twice a day.
Inner cannula is not disposable. You can reuse it after cleaning
it thoroughly.
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Cuffless Tube with Disposable Inner Cannula
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Used for patients with tracheal problems
Used for patients who are ready for decannulation
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Save the decannulation plug if the patient is close to getting
decannulated.
Patient may be able to eat and may be able to talk without a speaking
valve.
Inner cannula is disposable
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Cuffed Tube with Reusable Inner Cannula
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Used for patients with tracheal problems
Used for patients who are ready for decannulation
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Save the decannulation plug if the patient is close to getting
decannulated.
Patient may be able to eat and may be able to speak without a
speaking valve.
Inner cannula is not disposable. You can reuse it after cleaning it
thoroughly.
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Fenestrated Cuffed Tracheostomy Tube
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Used for patients who are on the ventilator but are not
able to tolerate a speaking valve to speak
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There is a high risk for granuloma formation at the site of the fenestration
(hole).
There is a higher risk for aspirating secretions.
It may be difficult to ventilate the patient adequately.
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Fenestrated Cuffless Tracheostomy Tube
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Used for patients who have difficulty using a speaking
valve
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There is a high risk for granuloma formation at the site of the
fenestration (hole).
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Metal Tracheostomy Tube
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Not used as frequently anymore. Many of the patients
who received a tracheostomy years ago still choose to continue using the
metal tracheostomy tubes.
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Patients cannot get a MRI.
One needs to notify the security personnel at the airport prior to metal
detection screening.
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Source - http://www.hopkinsmedicine.org/tracheostomy
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