A sinus lift, also known as sinus augmentation, is a surgical procedure performed to add bone to the upper jaw in the area of the molars and premolars.

This procedure is typically necessary for patients who do not have enough bone height in the upper jaw or whose sinuses are too close to the jawbone to support dental implants.

A sinus lift creates the necessary bone volume by lifting the sinus membrane and grafting additional bone into the space, providing a solid foundation for the placement of dental implants.

Process:

1. Initial Consultation: The process begins with a consultation with your dentist or oral surgeon. During this visit, a thorough examination is conducted, which includes dental X-rays or a CT scan to evaluate the anatomy of your jaw and sinuses. This assessment helps determine the amount of available bone and the extent of the sinus lift required. Your dentist will also review your medical history and discuss the sinus lift procedure, including any potential risks and benefits.
2. Preparation for the Procedure: Before the surgery, the oral surgeon will develop a personalized treatment plan. If necessary, you may be prescribed antibiotics or other medications to minimize the risk of infection. The bone graft material, which can be sourced from your own body, a donor, or synthetic materials, will also be prepared.
3. Anesthesia: The sinus lift procedure is performed under local anesthesia, sedation, or general anesthesia, depending on your preference and the complexity of the procedure. The anesthesia ensures that you remain comfortable and pain-free throughout the surgery.
4. Accessing the Sinus Cavity: The surgeon makes an incision in the gum tissue where your back teeth used to be or where the implants are planned. The gum tissue is lifted to expose the jawbone. A small window is then created in the bone to access the sinus cavity.
5. Lifting the Sinus Membrane: Once the window is created, the delicate membrane lining the sinus is carefully lifted upwards to create space for the bone graft. Extreme care is taken to avoid tearing or damaging the sinus membrane.
6. Bone Grafting: The space created by lifting the sinus membrane is filled with the bone graft material. The grafted bone is packed into the area to provide the necessary height and volume for future dental implants. The amount of bone required depends on the amount of existing bone and the planned placement of implants.
7. Closing the Incision: After the bone graft is in place, the gum tissue is repositioned, and the incision is closed with stitches. A healing period of several months, usually 4 to 9 months, is required to allow the bone graft to integrate with the existing bone and for new bone to form.
8. Healing and Recovery: During the healing phase, it is crucial to follow the post-operative care instructions provided by your dentist or oral surgeon to minimize swelling, discomfort, and the risk of infection. You may be prescribed antibiotics, pain relievers, or nasal sprays to aid in the healing process. Follow-up appointments will be scheduled to monitor the progress of bone integration.
9. Placement of Dental Implants: Once the bone has fully healed and matured, creating a strong foundation, dental implants can be placed. This process involves a separate surgical procedure to insert the titanium implant posts into the augmented bone, after which another healing period is required before attaching the final dental prosthesis.