WHAT IS Photogrammetry? It's Uses in Dentistry & Introducing the iMETRIC iCAM 4D

In the ever-evolving world of dental technology, there's a captivating and transformative technique known as photogrammetry that's changing the way we perceive and interact with the physical world.

Photogrammetry is a remarkable process that combines photography, mathematics, and computer science to create highly accurate 3D models from 2D images. Today, our experts weigh in on photogrammetry and we'll explore the groundbreaking capabilities of iCAM 4D, a cutting-edge solution in this field.

What Is Photogrammetry?

Photogrammetry is a versatile and powerful method for creating 3D models of objects, landscapes, buildings, and even people. It relies on the principles of triangulation and computer vision to reconstruct the geometry and appearance of the subject being captured. Here's how it works:

1. Image Acquisition: The process begins with capturing a series of overlapping photographs of the object or scene from multiple angles. These images are taken using cameras, drones, or other imaging devices.

2. Feature Matching: Software algorithms analyze the images to identify common features or points that appear in multiple photographs. These features serve as reference points for subsequent calculations.

3. 3D Reconstruction: Using the matched features, photogrammetry software calculates the 3D position of each point in space by triangulation. This process results in a point cloud, which represents the object's surface geometry.

4. Texture Mapping: The software maps the original images onto the 3D model, giving it a realistic appearance. This step creates a textured 3D model.

5. Model Refinement: Additional post-processing steps, such as noise reduction and mesh simplification, may be applied to improve the quality of the 3D model.

Applications of Photogrammetry

Photogrammetry finds applications in a range of dental and specialty uses, including:

1. Full Arch Implants & Prosthodontics:

   • Implant Placement: Photogrammetry assists in the planning and placement of dental implants. It provides detailed 3D images of the patient's oral anatomy, allowing for precise implant positioning and reducing the risk of complications.
   • Custom Prosthetics: 3D models created through photogrammetry are used to design and manufacture custom dental prosthetics, such as crowns, bridges, and dentures. These prosthetics fit more accurately, ensuring patient comfort and functionality.

2. Temporomandibular Joint (TMJ) Analysis:

   • Diagnosis and Treatment: Photogrammetry aids in diagnosing and treating TMJ disorders by creating accurate 3D models of the TMJ and surrounding structures. This helps in identifying joint abnormalities and planning appropriate treatments.
3. Smile Makeovers:
   • Dentists use photogrammetry to create virtual smile designs for cosmetic procedures. Patients can preview the expected results before undergoing treatments like veneers or teeth whitening, leading to more satisfying outcomes.

     Smile Design and Aesthetics:

4. Education and Training:

   • Dental Education: Photogrammetry is a valuable tool in dental education and training programs. It allows students to study and practice on accurate 3D models of teeth and oral structures, enhancing their clinical skills.
   • Continuing Education: Dentists can use photogrammetry to create 3D models for case presentations and continuing education seminars, facilitating communication and collaboration among dental professionals.

5. Research and Documentation:

   • Scientific Research: Photogrammetry is used in dental research for documenting oral conditions, tracking changes over time, and conducting studies on various dental topics.
   • Legal Documentation: Dentists may use photogrammetry to document pre-existing dental conditions for legal purposes, such as insurance claims or litigation.

iMETRIC iCAM 4D: A Game-Changing Solution

One of the most revolutionary advancements in the world of photogrammetry is the iCAM 4D system. Developed by Swiss manufacturer Imetric, the iCAM 4D takes the capabilities of photogrammetry to new heights with its cutting-edge technology and unique features.

This exciting new technology has tremendous benefits for the patient and all parties involved from dentist to production. The iCam 4D technology reduces chair-time, the number of visits, and it eliminates significant hardware, personnel and production costs. lt is the only technology that guarantees predictable and accurate results independent of the operator.

Pictured above, the iCAM 4D is a hand held “camera unit” consisting of four cameras and one projector. lt combines photogrammetric and structured light scanning techniques to capture 3D data. Here are more advantages of the iCAM 4D:

1. Real-Time 3D Capture: iCAM 4D offers real-time 3D scanning and modeling, allowing users to capture and visualize objects or scenes instantly. This feature is invaluable for applications like virtual reality (VR) and augmented reality (AR).

2. Precision and Accuracy: iCAM 4D employs advanced algorithms and high-resolution imaging to achieve unparalleled levels of precision and accuracy in 3D reconstructions.

3. Ease of Use: The system is user-friendly and does not require extensive training. It simplifies the photogrammetry process, making it accessible to professionals and enthusiasts alike.

4. Diverse Applications: iCAM 4D has diverse applications, ranging from industrial design and healthcare to entertainment and education. It can be used for product design, medical imaging, 3D animation, and more.

Interested in Learning More?

Photogrammetry is a transformative technology that has the power to capture and recreate our world in stunning 3D detail. With iCAM 4D pushing the boundaries of what's possible, the applications of photogrammetry are expanding, and the potential for innovation is limitless.

Get started with iCAM by speaking with a Voxel expert! Give us a call at (281) 789-7270 or fill out a form below. We look forward to earning your business.

Here at Voxel, we’ve worked with thousands of dentists across the US. We know what it takes to get up and running quickly, especially with new technology. That’s why we back all of our products with a comprehensive warranty, 24/7 product support, installation, and perhaps, most importantly, online and on-site training to help get you and your staff started with your new technology as quickly as possible.