Sinus Lift Surgery- Sinus Augmentation

Sinus lift surgery, also known as sinus augmentation, is a specialized dental procedure aimed at increasing the amount of bone in the upper jaw to support dental implants. This procedure is often necessary when there is insufficient bone height in the posterior maxilla (upper jaw) due to factors such as tooth loss, periodontal disease, or natural anatomical variations. In this article, we will delve into the details of sinus lift surgery, its indications, procedure, and potential benefits.

Understanding Sinus Lift Surgery: Sinus lift surgery is a bone grafting procedure designed to augment the bone in the posterior maxilla, particularly in the area of the premolars and molars. The maxillary sinus, a hollow, air-filled space located above the upper teeth, occupies this region. When teeth are lost or extracted, the bone that once supported them may resorb or diminish in volume over time. As a result, there may not be enough bone to securely place dental implants.

Indications for Sinus Lift Surgery: Sinus lift surgery may be recommended for individuals who require dental implants in the posterior maxilla but lack sufficient bone height due to:

  1. Tooth loss: Long-standing tooth loss can lead to bone resorption in the jaw, particularly in the upper posterior region.
  2. Periodontal disease: Advanced periodontal disease can cause bone loss around the teeth, compromising the bone available for implant placement.
  3. Anatomical considerations: Some individuals naturally have a pneumatized maxillary sinus, meaning the sinus cavity expands into the areas where dental implants would typically be placed.

The Procedure: Sinus lift surgery is typically performed by an oral surgeon or a periodontist and involves the following steps:

  1. Pre-operative assessment: The dentist will conduct a thorough examination, which may include dental X-rays or CT scans, to evaluate the anatomy of the upper jaw and the condition of the sinus.

  2. Incision and access: An incision is made in the gum tissue to expose the underlying bone. A small opening is then created in the lateral wall of the sinus to access the sinus cavity.

  3. Lifting the sinus membrane: The sinus membrane is gently lifted away from the sinus floor, creating a space between the membrane and the bone.

  4. Bone graft placement: A bone graft material, often composed of either autogenous bone (taken from the patient’s own body), allograft (from a human donor), xenograft (from animal sources), or synthetic materials, is placed into the newly created space below the sinus membrane.

  5. Closure: The incision in the gum tissue is sutured closed, and the surgical site is allowed to heal.

Post-Operative Care: Following sinus lift surgery, patients are typically advised to:

  • Take prescribed medications as directed, including antibiotics and pain relievers.
  • Avoid blowing their nose forcefully or engaging in strenuous activities that could increase sinus pressure.
  • Use saline nasal sprays to keep the nasal passages moist and aid in sinus healing.
  • Follow a soft diet and avoid chewing on the surgical site until it has healed.
  • Attend follow-up appointments to monitor healing and remove sutures as needed.

Benefits of Sinus Lift Surgery: Sinus lift surgery offers several benefits for individuals seeking dental implant placement in the posterior maxilla, including:

  1. Increased bone volume: By augmenting the bone in the upper jaw, sinus lift surgery provides adequate support for dental implants, improving the long-term success of implant placement.
  2. Enhanced aesthetics and function: Dental implants placed in well-supported bone offer optimal aesthetics and functionality, allowing patients to chew, speak, and smile with confidence.
  3. Restored facial contours: Adequate bone volume in the posterior maxilla helps maintain facial harmony and prevents the collapse of facial tissues that can occur following tooth loss and bone resorption.

Doctors at Fortis Group of Hospitals

Dr. Vivek Vij

Chairman – Liver transplant


Dr. Sandeep Vaishya

HOD & Director – Neurosurgery

Dr. Rajesh Sharma Director – Paediatric Cardiac Surgery, Marengo Asia Hospital

Dr. Rajesh Sharma

Director – Paediatric Cardiac Surgery

Dr. Hemant Sharma Director in Orthopedics, Marengo Asia Hospitals

Dr. Hemant Sharma

Chairman – Trauma & Orthopedics

Dr. Rana Patir, HOD Neurosurgery, Fortis, Gurgaon

Dr. Rana Patir

Chairman – Neuro Surgery

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