Mobile CT Image Quality

What Image Quality To Expect From Your Mobile CT Rental

How does a mobile CT scanner compare to your fixed CT scanner when it comes to clarity, consistency, and diagnostic accuracy?


It’s a question many healthcare executives and radiologists ask when considering a mobile solution. The short answer is that Mobile  CT image quality can rival permanent installations—provided you choose the right system and invest in proper upkeep.


Let's delve into the factors that affect image clarity, why mobile CT solutions can maintain high-quality results, and how to maximize performance in a mobile environment.


Key Determinants of Image Quality in a Mobile CT

Equipment Specifications


At the end of the day, image clarity originates from a few hardware fundamentals: the x-ray tube, the detector, and the reconstruction algorithms that process raw data into final images. The good news is that mobile units carry the same generation of tubes and detectors found in hospital-based scanners—so if you’re renting or purchasing a higher-end mobile model, you’re not sacrificing fundamental technology or image quality.


We often hear from our customers that our mobile CT scanners provide better image quality than the CT scanner that their facility is replacing.


Calibration and Maintenance


Unlike a stationary CT suite with a meticulously controlled climate, a mobile CT must endure movement, potential vibrations, and varied temperatures. Regular calibration checks become essential to keep the scanner in top shape. Providers who skip or delay calibration might see artifacts creep into scans or a gradual dip in sharpness.


Environmental Stability


Trucks and trailers rely on carefully installed HVAC systems to maintain a stable temperature and humidity. If your trailer experiences wide temperature swings or is parked on an uneven surface, the scanner’s electronics could be stressed. Ensuring your site is level and your HVAC unit is sufficiently robust protects the longevity of the gantry and preserves crisp image results.


Site prep is crucial to ensuring high quality mobile CT imaging.


Comparing Mobile CT to Fixed CT Suites


Throughput and Speed


Fixed CT suites typically handle higher patient volumes due to dedicated facility infrastructure and faster scanning modes. However, many mobile systems (especially 64-slice or higher) offer near-similar throughput, scanning patients within seconds per rotation. The main difference is ensuring stable power and temperature conditions so you can perform back-to-back scans without downtime.


Noise Reduction and Advanced Reconstruction


Modern mobile CT units often include advanced algorithms like
iterative reconstruction or AI-based recon. These reduce graininess and boost subtle details, even at lower dose settings. Fixed suites may get the first wave of next-gen software or hardware updates, but mobile units often adopt them shortly after—so the technology gap is narrow or nonexistent in many cases.


Limitations in Specialized Protocols


Some advanced studies (e.g., high-end cardiac or multi-phase perfusion) can be more demanding, requiring top-shelf scanners with robust tube outputs and multi-energy modes. While these options do exist in mobile form (for instance, high-slice or dual-energy mobile solutions), they’re more expensive and require meticulous environment control.


Depending on a multitude of factors there may be some limitations to your mobile CT scanner. Learn more HERE.


Maximizing Image Quality on a Mobile CT


Invest in the Right Trailer Setup

  • Power Requirements: Aim for 480V, 3-phase power to minimize tube stress and avoid scanning slowdowns.
  • HVAC & Leveling: Maintain stable temperatures and ensure the trailer is parked on a level surface to reduce mechanical strain.


Adhere to Strict QA Protocols

  • Daily Calibration Checks: Quick tests each morning confirm accurate detector alignment.
  • Regular Tube Evaluations: Keep an eye on tube usage and heat capacity to avoid mid-day slowdowns.


Staff Training

  • Operator Expertise: Techs must know the nuances of adjusting protocols based on patient size, exam type, and the scanning environment.
  • Vendor Resources: Reputable providers like Atlas Medical or manufacturer service teams can offer targeted training to optimize your unit’s potential.


Choose the Right Model

  • Slice Count and Detector Tech: A 16-slice or 32-slice system can handle routine scans well, whereas 64+ slices are ideal for vascular or cardiac imaging.
  • Iterative or AI Reconstruction: This helps keep dose low while improving detail, crucial if you plan to scan pediatric or high-risk patients.
  • Tech Familiarity: We suggest sticking with what your team is already trained on. We offer mobile CT scanners from all major vendors:
  • GE
  • Siemens
  • Canon
  • Philips


Mobile CT image quality can stand on par with stationary scanners, thanks to modern hardware, advanced reconstruction algorithms, and careful operational practices. The trick lies in picking a model that matches your patient workload, maintaining it diligently, and ensuring the environment is stable. If you put in the legwork (or trust a reputable partner like Atlas Medical) to handle site prep, calibration, and staff training, you’ll find that mobile scanning can deliver top-tier images—wherever your patients need them.


If you are looking into Mobile CT options, reach out to us today!

Sean Schneider

Mobile Project Manager · Atlas Medical


About the Author

Say hello to Sean Schneider - our Mobile Project Manager at Atlas Medical. Sean has worked in the medical imaging industry for over 20 years, including 10 years with Atlas Medical. 


Sean has a knack for making complicated projects simple to understand. Around here, Sean's the man who keeps things moving smoothly.


When Sean isn't helping launch our mobile imaging units at new sites he enjoys spending time with his family, golf, and hockey.

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PET scans use radioactive tracers to visualize metabolic processes in the body, providing invaluable insights into the functionality of tissues and organs. CT scans, on the other hand, use X-rays to create detailed cross-sectional images of the body's internal structures. When combined, PET/CT imaging delivers comprehensive data, elucidating both anatomical and metabolic information, which is essential for accurate diagnosis and treatment planning. The integration of PET and CT technologies allows for the detection of abnormalities at a molecular level, often before structural changes become apparent. This early detection capability is crucial in oncology, cardiology, and neurology, where timely intervention can significantly alter patient outcomes. For instance, in cancer care, PET/CT can identify malignant tumors, monitor the effectiveness of therapies, and detect recurrences with remarkable precision. This dual-modality imaging not only enhances diagnostic accuracy but also minimizes the need for multiple scans, reducing patient exposure to radiation and streamlining the diagnostic process. Furthermore, advancements in PET/CT technology have led to the development of more sophisticated scanners with improved resolution and faster imaging times. Innovations such as time-of-flight (TOF) PET and digital PET have further enhanced image quality and diagnostic confidence. These technological strides underscore the importance of PET/CT in modern medicine, making it an indispensable tool for healthcare providers aiming to deliver top-tier patient care. Advantages of Mobile PET/CT Services Mobile PET/CT services bring the power of advanced imaging directly to healthcare facilities, offering unparalleled convenience and flexibility. One of the primary advantages of mobile units is their ability to provide high-quality imaging without the need for significant capital investment in permanent equipment. This is particularly beneficial for smaller hospitals, clinics, and rural areas where resources may be limited. By renting mobile PET/CT units, these facilities can access cutting-edge technology on-demand, ensuring that patients receive timely and accurate diagnostics. Another significant benefit of mobile PET/CT services is their role in enhancing patient care and satisfaction. Mobile units can be deployed to various locations, reducing the need for patients to travel long distances for specialized imaging. This is especially advantageous for elderly patients or those with mobility issues, as it alleviates the physical and logistical challenges associated with traveling to distant medical centers. Additionally, mobile PET/CT services can help expedite the diagnostic process, leading to faster treatment decisions and improved clinical outcomes. Moreover, mobile PET/CT services offer flexibility in scheduling and resource allocation. Healthcare providers can tailor the deployment of mobile units based on patient demand and clinical requirements, optimizing the utilization of imaging resources. This adaptability not only improves operational efficiency but also allows facilities to manage patient flow more effectively, reducing wait times and enhancing overall service delivery. In an era where patient-centric care is paramount, mobile PET/CT services represent a strategic solution to meet the evolving needs of healthcare consumers. Key Considerations When Renting Mobile PET/CT Units When contemplating the rental of mobile PET/CT units, healthcare providers must carefully evaluate several critical factors to ensure optimal outcomes. One of the foremost considerations is the quality and reliability of the imaging equipment. It is essential to verify that the mobile units are equipped with the latest technology and have undergone rigorous maintenance and calibration to guarantee accurate and consistent imaging results. Additionally, providers should inquire about the availability of technical support and service agreements to address any potential equipment issues promptly. Another important aspect to consider is the logistical planning required for the deployment and operation of mobile PET/CT units. Factors such as site accessibility, power supply, and space requirements must be meticulously assessed to ensure seamless integration with existing facilities. Healthcare providers should also evaluate the workflow implications, including patient scheduling, staff training, and data management. Effective coordination and communication with the rental service provider are crucial to address these logistical challenges and achieve a smooth implementation. Furthermore, regulatory compliance and accreditation standards are paramount when renting mobile PET/CT units. Healthcare providers must ensure that the mobile imaging services adhere to all relevant regulations and guidelines, including radiation safety protocols, patient privacy laws, and quality assurance measures. It is advisable to work with rental service providers that have a proven track record of compliance and accreditation from recognized industry bodies. This not only ensures the safety and well-being of patients but also mitigates legal and operational risks for healthcare facilities. The Process of Renting Mobile PET/CT Equipment The process of renting mobile PET/CT equipment involves several key steps, each designed to ensure a seamless and efficient integration of the imaging services into the healthcare facility. The first step is to conduct a thorough needs assessment to determine the specific requirements and objectives of the facility. This includes evaluating patient volume, clinical applications, and budget constraints. Based on this assessment, healthcare providers can identify the most suitable mobile PET/CT units and rental terms that align with their needs. Once the requirements have been established, the next step is to select a reputable rental service provider. This involves researching potential providers, reviewing their credentials, and soliciting proposals. It is important to compare the offerings of different providers, including the quality of equipment, service agreements, and pricing structures. Engaging in detailed discussions with potential providers can help clarify expectations and ensure that all aspects of the rental agreement are thoroughly understood. After selecting a rental service provider, the implementation phase begins. This includes coordinating the delivery and setup of the mobile PET/CT unit, training the facility staff on the operation of the equipment, and establishing protocols for patient scheduling and imaging procedures. Continuous communication with the rental service provider is essential during this phase to address any issues that may arise and to ensure that the imaging services are integrated smoothly into the facility's operations. Regular performance reviews and feedback sessions can help optimize the use of the mobile PET/CT unit and enhance the overall quality of care. Cost Factors in Mobile PET/CT Rentals The cost of renting mobile PET/CT units can vary significantly based on several factors, including the duration of the rental, the type of equipment, and the level of service provided. One of the primary cost considerations is the rental period, which can range from short-term rentals for specific projects or events to long-term rentals for ongoing clinical needs. Short-term rentals may involve higher daily rates but offer greater flexibility, while long-term rentals typically provide more cost-effective pricing structures. Another important cost factor is the type and quality of the PET/CT equipment. Advanced models with the latest technology and higher resolution capabilities may command higher rental fees, but they also offer superior diagnostic accuracy and efficiency. Healthcare providers must weigh the benefits of using state-of-the-art equipment against the associated costs to determine the most appropriate option for their needs. Additionally, the inclusion of ancillary services such as technical support, maintenance, and training can impact the overall cost of the rental. Location and logistical considerations also play a role in the cost of mobile PET/CT rentals. Factors such as transportation costs, site preparation, and utility requirements can add to the total expense. Providers should work closely with rental service providers to obtain detailed cost estimates and identify any potential hidden costs. By thoroughly understanding the cost components and negotiating favorable terms, healthcare facilities can ensure that they maximize the value of their investment in mobile PET/CT services. Comparing Mobile PET/CT Services Providers Selecting the right mobile PET/CT service provider is a critical decision that can significantly impact the quality and efficiency of imaging services. When comparing providers, healthcare facilities should consider several key criteria to ensure they choose a partner that meets their specific needs and standards. One of the primary factors to evaluate is the provider's experience and reputation in the industry. Providers with a proven track record of successfully delivering mobile PET/CT services are more likely to offer reliable and high-quality solutions. The quality of the imaging equipment is another crucial consideration. Providers should offer the latest PET/CT technology with advanced features that enhance diagnostic accuracy and patient comfort. It is important to inquire about the age and condition of the equipment, as well as the maintenance protocols in place to ensure optimal performance. Additionally, the availability of technical support and service agreements can provide peace of mind and minimize downtime in case of equipment issues. 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This is particularly valuable in underserved and rural areas, where access to advanced imaging technology may be limited. By leveraging the convenience and flexibility of mobile PET/CT services, healthcare providers can deliver high-quality care to a broader patient population. In conclusion, mobile PET/CT rental services represent a transformative solution in the healthcare landscape, offering unparalleled convenience, flexibility, and diagnostic accuracy. By understanding the benefits, logistics, and considerations of mobile PET/CT rentals, healthcare professionals can unlock new levels of efficiency and patient care. As technology continues to advance and healthcare needs evolve, mobile PET/CT services will remain at the forefront of medical imaging, driving innovation and improving patient outcomes. Rent a Mobile PET/CT Scanner from Atlas Medical Hundreds of clinics, hospitals, and imaging centers nationwide trust Atlas Medical to expand their diagnostic services. 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