Sinus Augmentation near San Francisco, CA

Medically reviewed by Dr. Angela Leung, DDS – Last reviewed August 19, 2026

When you’re ready for an implant in the upper back jaw, the most common roadblock is simple: there isn’t enough vertical bone under the sinus to hold the implant securely. That’s where sinus augmentation comes in a planned, safety-first way to rebuild bone height while protecting sinus anatomy, so your implant isn’t a “hope it grabs” situation.

At Angela Leung DDS PC – The Endodontics Implant Center sinus augmentation as a foundation procedure not a generic add-on using modern imaging and a sequenced surgical-restorative plan.

When implants can’t stabilize in the upper back jaw, sinus augmentation creates the missing foundation

If you’ve been missing an upper molar or premolar for a while, two things often happen:

Result: even if you want an implant now, there may be too little bone height to place it safely and predictably.

Sinus augmentation addresses that by gently lifting the sinus membrane and placing graft material below it to rebuild vertical bone height so the implant can be placed with the stability you need for real chewing forces.

If bone height is ignored, the “quick fix” usually turns into bigger problems:

Oral Surgery planning for sinus augmentation (technique choice, sequencing, safety)

Sinus augmentation should never be “add graft and hope it turns into bone.”

Your outcome depends on variables that must be controlled on purpose:

current infection/inflammation status
blood supply and tissue handling
sinus anatomy differences (membrane thickness, septa, sinus floor shape)
residual bone height and the implant stability target
risk factors that change healing (smoking/vaping, diabetes control, certain medications, clenching/grinding)

In our clinic, sinus augmentation is planned as a measurable, trackable site-development pathway:

Confirm candidacy and risk profile
Document the site and define the target bone height needed for the implant plan
Select the safest approach (crestal vs lateral) based on anatomy
Decide whether staging is safer than same-day implant placement
Set follow-up checkpoints so you don’t get lost mid-healing

That’s how you avoid downstream chaos like “surprise delays,” “not enough bone gain,” or an implant plan that doesn’t match the final bite and restoration.

Under Oral Surgery | Services

General & Specialized Dental Services

Lateral window vs crestal approach: which one fits your anatomy

Two common approaches are used, and the right one depends on what your scan shows and what your implant plan requires.

Crestal approach (internal lift)

Often used when there is some residual bone height and the goal is a more modest lift to reach implant stability. This can be a good fit when anatomy and bone levels support a less invasive pathway.

Lateral window approach

Often used when there is some residual bone height and the goal is a more modest lift to reach implant stability. This can be a good fit when anatomy and bone levels support a less invasive pathway.

What matters is not the label it’s whether the approach matches:

Staged graft first vs implant placed the same day

Some competitors mention this in a sentence. We make it explicit because it affects your timeline and risk.

When we consider placing the implant the same day

If your existing bone height is enough to stabilize an implant while the graft heals, you may be eligible for a combined visit.

When staging is the safer, more predictable choice

If implant stability would be marginal, staging avoids the “tightrope walk” that can lead to failure or repeat surgery. In staged cases:

Your plan should be based on stability requirements, not convenience

Comfort, sinus precautions, and recovery milestones

People hear “sinus” and understandably think: pressure, congestion, breathing issues, pain.

Most patients do well when they have:

Common experiences after sinus augmentation

Red flags

You’ll get a plan that prioritizes comfort without sabotaging healing because the goal isn’t just “place graft.” The goal is a foundation that’s ready for implants.

Reviews and patient stories

(4.8) 120+ Google reviews.

Payment and financing options

We’ll give you a written plan with costs before treatment begins, then help you choose a realistic path forward.

Staged payment policy (for larger cases):

Financing partners may include:

Insurances we accept:

Questions people ask before booking

“Is sinus augmentation safe?”

It’s a commonly performed procedure, but safety comes from case selection and technique choice especially around membrane handling, infection control, and follow-up. Your evaluation should include a clear plan for what we’re rebuilding and what we’re protecting (sinus comfort and function).

“Will this affect my breathing or sinuses long term?”

The intent is the opposite: protect sinus anatomy while rebuilding bone beneath it. If you have chronic sinus symptoms, that belongs in the pre-op plan so you’re not guessing mid-treatment.

“How long until I can get my implant?”

Timing depends on your starting bone height and whether your case is staged or combined. You’ll get a written timeline during planning—so you can schedule life around it.

“What if I’ve been missing the tooth for years?”“What if I’ve been missing the tooth for years?”

That’s one of the most common reasons sinus augmentation is needed—because long-term tooth loss often reduces bone and increases sinus expansion. A structured plan can still make implants realistic.

“Do you take insurance or offer payment options?”

Yes, you can visit Payment Options.

Expert Endodontic & Implant Care

Angela Leung DDS PC – The Endodontics Implant Center
1131 Mission Road, South San Francisco, CA 94080

Phone: 415-681-2697

Hours: Monday–Friday 10:00 am – 6:00 pm (Saturday & Sunday closed)

Ready to get a real plan?

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