Category: Throat and ear

Coblation is a technology that uses radiofrequency in a saline medium to generate a plasma field capable of dissolving tissue precisely and with low heat transfer, helping to preserve surrounding structures. In tonsil surgery, this may allow for less trauma, careful bleeding control, and a more comfortable recovery, with particular emphasis on intracapsular tonsillectomy performed with radiofrequency by coblation.

What is coblation?

Coblation refers to controlled tissue ablation through a plasma field created at the tip of the instrument in a saline solution. Unlike conventional electrocautery, the energy works at lower temperatures, breaking down the molecular bonds of the tissue rather than burning it, which helps reduce collateral thermal damage and preserve anatomical planes.

How does radiofrequency work?

Radiofrequency is an alternating current that, when interacting with saline solution, forms a stable plasma that fragments the target tissue with excellent hemostasis. Power control and continuous irrigation keep the field clean and cooler, favoring delicate dissection and clear visualization throughout the procedure.

Advantages in tonsil surgery

• Less postoperative pain thanks to low thermal diffusion and the preservation of adjacent mucosa and muscles.
• Less intraoperative and postoperative bleeding due to efficient coagulation of the microvasculature during ablation.
• A faster recovery, with a safe and predictable return to activities.
• Greater precision in delicate areas, helping to reduce edema, exudate, and thick crusting in the tonsillar fossae.
• Less need for additional cauterization, reducing mucosal irritation and postoperative odor.

Intracapsular vs. extracapsular

• Intracapsular tonsillectomy: removes the tonsillar parenchyma while preserving a thin capsular layer, which tends to reduce pain, bleeding, and muscle spasm, keeping the mucosa more intact and supporting healing. It may be especially useful in hypertrophy with sleep-disordered breathing and in patients who prioritize a more comfortable postoperative course.
• Extracapsular tonsillectomy: removes the entire tonsil along with its capsule, indicated when there is refractory recurrent tonsillitis, persistent tonsil stones with halitosis, prior abscesses, or chronic structural changes. It may offer a lower chance of recurrent infection when the focus is predominantly infectious and persistent.

Intracapsular tonsillectomy with radiofrequency

In the intracapsular technique, radiofrequency by coblation makes it possible to reduce tonsil volume in a controlled way, preserving the capsule as a “protective layer” that decreases the exposure of nerve endings and, consequently, pain. The refined thermal control helps minimize injury to the constrictor muscles and keeps swallowing function more preserved, supporting early hydration and feeding. In experienced hands, it may combine consistent functional results for the airway and sleep with a more comfortable and predictable recovery profile.

Who is it indicated for?

Intracapsular tonsillectomy with radiofrequency may be especially indicated for children and adults with tonsillar hypertrophy associated with snoring and sleep apnea, breathing difficulty, impaired swallowing, or an impact on quality of life. It is also suitable for those seeking volume reduction with less pain and a lower risk of bleeding, including patients who need to resume professional and athletic activities more quickly.

Points to consider

Although rare, there may be minimal persistence of deep tonsillar tissue with the possibility of future regrowth in specific situations. When there is a history of significant recurrent infections, intense tonsil stones, or prior abscesses, the extracapsular approach may be considered to more completely eliminate the focus.

What is recovery like?

With general anesthesia and discharge generally on the same day, a structured analgesic plan prioritizes comfort and safety. Preserving the capsule may reduce the intensity of pain, ease hydration and early soft feeding, and lower the risk of delayed bleeding, supporting a smoother recovery. The return to routine is personalized, taking into account the patient’s occupation, sport, and individual needs.

Why choose Dr. José Eduardo Marcondes

With more than two decades of experience, a focus on functional results of the upper airway, and command of energy-based technologies, Dr. José Eduardo Marcondes offers a precise, safe, and personalized approach. Care is provided at leading locations in São Paulo (Itaim and Morumbi) and in Alphaville, combining comfort, current technology, and a team prepared to support every step of care.

Book a consultation

If snoring, sleep apnea, swallowing difficulties, or tonsillar hypertrophy are affecting your well-being, a specialized evaluation can define the best surgical strategy for your case. Book a consultation to calmly discuss whether intracapsular tonsillectomy with radiofrequency is the most appropriate option for your goals and lifestyle.

Dr. José Eduardo Marcondes, physician, otolaryngologist (ENT). CRM-SP 107.711 (Brazilian medical license) | RQE 43.840 (specialist registration). This content is informational, does not replace a medical consultation, and does not supersede the plan of care defined by your own physician.

The Eustachian tube is the channel that connects the middle ear to the nose and throat, and it works like a valve that opens during actions such as swallowing, yawning, or chewing to equalize the pressure in the ear with that of the surrounding environment. When this equalization fails, especially during rapid changes in altitude, you may experience pain, a feeling of a blocked ear, and clicking or popping sensations, a phenomenon that is very common on flights and when driving down mountain roads.

The Eustachian tube and its role

Each time we swallow or yawn, the Eustachian tube allows air to move in and out of the middle ear, keeping the eardrum in a comfortable position and preserving hearing. If the lining of the nose and nasopharynx is inflamed by rhinitis, sinusitis, or a cold, this airflow may be impaired and the tube tends to “lock,” generating negative or positive pressure in the ear.

Why it hurts on the plane and in the mountains

Inside an airplane cabin or on mountain roads, atmospheric pressure changes rapidly. If the tube does not open at the right pace, a pressure imbalance is created that pulls or pushes on the eardrum, causing pain, a feeling of fullness, and a temporary reduction in hearing. Descent tends to be the most critical moment on a flight, since the external pressure increases and the ear needs the tube to open efficiently in order to compensate.

What is serous otitis media

Serous otitis media is the buildup of fluid behind the eardrum without signs of acute infection, usually resulting from Eustachian tube dysfunction after colds, allergies, or episodes of barotrauma caused by pressure changes. This fluid reduces the mobility of the eardrum and the ossicular chain, leading to muffled hearing, a sensation of a full ear, and clicking when swallowing.

Symptoms that deserve attention

A feeling of a blocked ear, pressure or fullness, with clicking when yawning or swallowing.

Reduced or fluctuating hearing, ringing in the ear (tinnitus) and, at times, mild imbalance, particularly after flights, mountain descents, or upper airway infections.

Pain that worsens with changes in altitude or when trying to equalize the pressure.

How the diagnosis is made

The otolaryngology evaluation assesses the position and mobility of the eardrum and the presence of signs of fluid in the middle ear. Tests such as tympanometry and audiometry help confirm the serous buildup and quantify the conductive hearing loss, guiding the most appropriate course of action. In adults, persistent one-sided cases call for a careful investigation of the nasopharynx and of factors that may be obstructing the tube.

Treatment and prevention

Many cases of serous otitis media resolve on their own as Eustachian tube function recovers, which is why active observation, control of rhinitis, and self-inflation measures are common initial strategies.

During flights or mountain descents, swallowing repeatedly, chewing gum, yawning, and performing gentle equalization maneuvers may help open the tube. It is important to do them without excessive force.

Avoiding travel with a very congested nose and, when recommended by a specialist, using nasal sprays or decongestants for a short period may reduce the risk of barotrauma. Filtered earplugs designed for flying may be helpful for people who are sensitive to pressure changes.

When fluid persists and affects quality of life, options such as ventilation tubes in the eardrum may help restore aeration of the middle ear. In selected cases, especially with chronic Eustachian tube dysfunction, Eustachian tube dilation may be considered after an individualized evaluation. In children, this relates to when an ear tube is needed.

When to see an ENT specialist

Seek care if you have intense pain, discharge from the ear, significant dizziness, fever, or if the feeling of a blocked ear and hearing loss persist longer than expected after a flight or a cold. Children, pregnant women, frequent flyers, and people with a history of ear problems may benefit from personalized preventive guidance before traveling. Relapses or prolonged symptoms deserve a detailed evaluation to confirm the diagnosis and define the most appropriate treatment.

Specialized care in São Paulo (Itaim and Morumbi) and Alphaville

For those who experience pain on a plane, discomfort when descending a mountain road, or a recurring feeling of a blocked ear, a careful evaluation makes it possible to identify the cause and choose the best approach, from clinical management to intervention when necessary. With long-standing experience in otolaryngology and care at well-regarded locations in Itaim, Morumbi, and Alphaville, the practice of Dr. Jose Eduardo Marcondes offers accurate diagnosis and a personalized plan to restore comfort and confidence to your travels and your daily life. Schedule your appointment and receive complete guidance focused on your case.

Dr. José Eduardo Marcondes, physician, otolaryngologist (ENT). CRM-SP 107.711 (Brazilian medical license) | RQE 43.840 (specialist registration). This content is informational, does not replace a medical consultation, and does not supersede the plan of care defined by your own physician.