CooperVision Biofinity Multifocal Fitting Guide: A Comprehensive Plan
Biofinity Multifocal offers a simplified fitting approach for presbyopia, correcting vision for 99.7% of spherical presbyopes with balanced progressive technology and extended wear options.
CooperVision’s Biofinity Multifocal represents a significant advancement in presbyopic contact lens correction, designed to deliver exceptional vision and comfort. This monthly disposable lens utilizes Balanced Progressive™ Technology, creating a smooth transition between distance, intermediate, and near vision.
It’s crafted from a silicone hydrogel material (Comfilcon A), promoting high oxygen permeability for healthy, breathable wear, even during extended periods. Biofinity Multifocal aims to simplify the fitting process, offering a streamlined approach for eye care professionals. The lens is suitable for a broad range of prescriptions, now expanded from +6.00D to -10.00D, increasing fitting success rates.
Its durability and crisp vision make it a premium choice for presbyopic patients seeking a comfortable and reliable solution.
Understanding Presbyopia and Multifocal Lenses
Presbyopia, a natural age-related process, reduces the eye’s ability to focus on near objects, typically beginning around age 40. This occurs due to a loss of elasticity in the crystalline lens, impacting reading and close-up tasks.
Multifocal lenses address presbyopia by incorporating multiple power zones into a single lens. These zones provide clear vision at varying distances – distance, intermediate, and near – mimicking the natural focusing ability lost with age.
Biofinity Multifocal employs Balanced Progressive™ Technology, offering a gradual power change for seamless vision at all distances. Unlike traditional bifocals with distinct lines, these lenses provide a more natural visual experience. Understanding this mechanism is crucial for successful fitting and patient education.
Benefits of Biofinity Multifocal Lenses
Biofinity Multifocal lenses deliver exceptional comfort and visual performance for presbyopic patients. Their high oxygen permeability, thanks to the Aquaform® Technology material, promotes healthy eyes, even with extended wear (when appropriate). The Balanced Progressive™ Technology ensures smooth transitions between distances, reducing unwanted visual aberrations.
These lenses are designed for durability and consistent wettability, contributing to all-day comfort. Biofinity Multifocal simplifies fitting, offering a broad range of parameters to meet diverse patient needs; They correct presbyopia effectively, improving quality of life by restoring clear vision for near, intermediate, and distance tasks.
Lens Material and Design
Biofinity Multifocal lenses are crafted from comfilcon A, a silicone hydrogel material featuring Aquaform® Technology. This technology naturally attracts and binds water, creating a comfortable, breathable lens. The material boasts a high oxygen permeability (Dk/t = 126), promoting corneal health during extended wear, if prescribed;
The lens design incorporates Balanced Progressive™ Technology, offering a smooth, natural progression of power between distance, intermediate, and near vision zones. This minimizes visual disturbances and provides clear vision at all focal lengths. The center distance is 2.3mm for the dominant eye and 1.7mm for the non-dominant eye, optimizing binocular vision.
Available Parameters and Range
Biofinity Multifocal lenses offer a comprehensive range of parameters to accommodate a diverse patient population. The sphere power range extends from +6.00D to -10.00D, significantly expanding fitting possibilities. Base curve options include 8.4mm and 8.6mm, providing versatility in corneal fitting. Cylinder correction is also available, though specific ranges should be confirmed with current CooperVision documentation.
ADD powers range from +0.75D to +2.50D in 0.25D steps, allowing for precise near vision correction. These parameters enable fitting for a wide spectrum of presbyopic needs. Consider 2.00D lenses for ADD powers of 1.75D or less for optimal performance.
Sphere Power Range
Biofinity Multifocal lenses boast an expanded sphere power range, now extending from +6.00D to -10.00D. This broadened spectrum significantly increases the potential to fit a greater number of presbyopic patients, offering a comfortable and effective vision correction solution. Previously limited options often excluded patients with higher prescriptions, but this expansion addresses that challenge.
This wider range allows practitioners to confidently prescribe Biofinity Multifocal for a more diverse patient base. The availability of both positive and negative powers ensures comprehensive coverage, maximizing fitting success and patient satisfaction. This represents a substantial advantage in modern presbyopic care.
Base Curve Options
Biofinity Multifocal lenses are currently available with a base curve of 8.6mm, designed to accommodate a broad range of corneal curvatures and provide optimal lens-to-cornea alignment. This single base curve simplifies the fitting process, reducing the complexity for practitioners and ensuring consistent performance across a diverse patient population.
While a single base curve is offered, careful consideration of individual patient anatomy is crucial. Proper assessment of corneal topography and overall ocular health remains paramount for successful lens fitting. The 8.6mm base curve is generally well-tolerated, contributing to enhanced comfort and visual acuity for most wearers of Biofinity Multifocal lenses.
Cylinder Power Range (if applicable)
Biofinity Multifocal lenses are specifically designed for presbyopic patients with spherical correction needs. Currently, a dedicated toric version – Biofinity Multifocal Toric – addresses astigmatism alongside presbyopia. The standard Biofinity Multifocal lens does not incorporate cylinder correction.
For patients requiring correction for both presbyopia and astigmatism, fitting with the Biofinity Multifocal Toric is essential. This lens offers a comprehensive solution, combining multifocal optics with toric power to deliver clear vision at all distances. Practitioners should accurately assess cylinder power during refraction to determine if the toric option is appropriate, ensuring optimal visual outcomes.
ADD Power Options
Biofinity Multifocal lenses provide a comprehensive range of ADD powers to accommodate diverse presbyopic needs. Available options typically span from +0.75D to +3.00D, in 0.25D increments. This granular progression allows for precise customization, optimizing near and intermediate vision for each patient.
When determining the appropriate ADD power, consider the patient’s lifestyle and visual demands. Lower ADD powers (+0.75D to +1.50D) are often suitable for those prioritizing digital device use, while higher powers (+2.00D to +3.00D) benefit individuals engaged in extensive near work like reading. Careful refraction and patient questioning are crucial for successful ADD power selection.
Patient Selection Criteria
Ideal candidates for Biofinity Multifocal lenses are established presbyopes seeking comfortable, high-quality vision correction. Patients should exhibit stable refraction and be motivated to adapt to multifocal lens wear. A thorough assessment of their visual needs – including distance, intermediate, and near vision demands – is essential.
Consider patients who struggle with monovision or find traditional bifocals/progressives unsatisfactory. Those with moderate to high ADD powers may particularly benefit. However, carefully evaluate patients with significant astigmatism or corneal irregularities, as these conditions may impact lens fit and visual performance. Realistic expectations regarding adaptation are also key for successful outcomes.
Initial Patient Assessment
Begin with a comprehensive case history, detailing the patient’s visual complaints, lifestyle, and previous contact lens experience. Assess their occupational and recreational visual demands to understand their specific needs. Evaluate binocular vision status, including accommodative amplitude and phoria at near;
A detailed ocular surface assessment is crucial, checking for dryness, staining, and lid abnormalities. Confirm corneal health and rule out any contraindications to contact lens wear. Measure keratometry readings and axial length accurately. Document all findings thoroughly to establish a baseline for comparison during the fitting process and subsequent follow-up visits;
Refraction and Add Power Determination
Perform a thorough refraction, including distance and near visual acuity measurements. Monocular refraction is recommended to accurately determine the optimal sphere and cylinder correction for each eye. Utilize a dynamic retinoscopy or automated refraction technique to assess accommodative lag.
Determine the appropriate ADD power based on the patient’s near addition requirement and reading distance. Consider using a near addition chart or subjective refinement technique. For low ADD powers (≤1.75D), a 2.00D diagnostic lens may be helpful. Document both distance and near refraction findings, along with the determined ADD power, for accurate lens selection.
Trial Lens Fitting Process
Initiate the fitting with Biofinity Multifocal trial lenses, selecting parameters based on refraction and ADD power. Begin with the dominant eye first, utilizing a 2.3mm center distance for +0.75D lenses and a 1.7mm center near for N lenses.
Assess distance and near visual acuity with the trial lenses in place. Evaluate intermediate vision at a typical working distance. Subjectively refine the power and ADD as needed, monitoring for clarity and comfort. Encourage the patient to perform habitual tasks during the trial period to evaluate real-world performance. Document all findings meticulously.
Dominant vs. Non-Dominant Eye Fitting
Fitting Biofinity Multifocal requires considering the dominant versus non-dominant eye. The dominant eye typically receives a 2.3mm center distance, prioritizing distance vision, while the non-dominant eye utilizes a 1.7mm center near, enhancing near performance.
For ADD powers of 1.75D or less, consider utilizing 2.0D lenses to optimize near addition. This differential approach balances binocular vision and minimizes complaints. Careful assessment of each eye’s visual needs is crucial for a successful fit, ensuring comfortable and clear vision at all distances.
Center Distance Considerations
When fitting Biofinity Multifocal lenses, center distance plays a vital role in visual performance. The dominant eye generally benefits from a 2.3mm center distance, optimizing distance acuity. Conversely, the non-dominant eye often performs best with a 1.7mm center near, enhancing near vision capabilities.
These values serve as starting points, requiring individual adjustments based on patient needs and refraction. Precise alignment ensures the add power is correctly positioned for seamless transitions between distances. Careful monitoring of patient responses during trial fitting is essential to refine center distance and maximize visual comfort.
ADD Power Adjustments
Fine-tuning the ADD power is crucial for optimal Biofinity Multifocal performance. For ADD powers of 1.75D or less, consider utilizing a 2.00D lens to facilitate a smoother progression. Patient feedback during trial wear is paramount; complaints of insufficient near vision may necessitate a +0.25D increase in ADD power.
Conversely, distance vision issues could indicate an overly strong ADD, requiring a reduction. Remember to assess both eyes independently, as ADD power requirements can differ. A systematic approach, coupled with thorough patient communication, ensures personalized and successful multifocal lens fitting.
Utilizing the CooperVision OptiExpert App
The CooperVision OptiExpert app is a valuable tool to streamline the Biofinity Multifocal fitting process. This application facilitates each fitting step, offering guidance on parameter selection and predicted outcomes based on patient refraction data. It assists in determining appropriate center distances and ADD powers, enhancing fitting accuracy and efficiency.
OptiExpert also provides access to valuable resources, including fitting guides and clinical support materials. Leveraging this technology can significantly reduce chair time and improve first-fit success rates, ultimately leading to increased patient satisfaction with their Biofinity Multifocal lenses.
Follow-Up Visit Protocol
A follow-up visit, typically scheduled 1-2 weeks after initial dispensing, is crucial for Biofinity Multifocal success. Assess patient adaptation, focusing on distance, intermediate, and near vision clarity. Inquire about any visual disturbances or discomfort experienced during daily activities. Refine the fitting based on subjective responses and objective measurements, if necessary.
Confirm binocular vision function and assess ADD power accuracy. Minor adjustments to lens parameters may be required to optimize visual performance. Document all findings and modifications thoroughly. Consistent follow-up ensures optimal patient comfort and visual acuity with Biofinity Multifocal lenses.
Troubleshooting Common Fitting Issues
Distance Vision Complaints: If blurry distance vision occurs, verify sphere power and consider a slight adjustment. Ensure proper centration and rule out corneal issues. Near Vision Complaints: For near vision issues, reassess ADD power; a small increase might be needed. Check reading distance and lighting conditions.
Intermediate Vision Complaints: Optimize ADD power and center distance. Consider monovision or modified monovision strategies if intermediate vision remains problematic. Utilize the CooperVision OptiExpert app for fitting guidance. Thorough patient communication and careful refraction are key to resolving fitting challenges with Biofinity Multifocal lenses.
Distance Vision Complaints
Addressing blurry distance vision with Biofinity Multifocal requires a systematic approach. First, meticulously verify the sphere power in the refraction; a slight over-minus or under-plus can significantly impact clarity. Ensure proper lens centration during dispensing, as decentration can induce aberrations.
Rule out any underlying corneal irregularities or ocular surface disease that might contribute to the complaint. Consider a diagnostic trial frame evaluation to confirm the refraction. If issues persist, a small adjustment to the lens power or a re-evaluation of the patient’s visual needs may be necessary for optimal distance acuity.
Near Vision Complaints
Investigating near vision issues with Biofinity Multifocal begins with confirming the ADD power is appropriate for the patient’s working distance. A lower ADD may be needed for prolonged near tasks, while a higher ADD suits closer activities. Assess the patient’s posture and reading habits; adjustments to these can sometimes alleviate strain.
If complaints continue, consider a slight increase in ADD power, particularly in the non-dominant eye. Evaluate the intermediate vision as well, as imbalances can affect near performance. Thoroughly review the patient’s expectations and ensure the lens is meeting their specific visual demands.
Intermediate Vision Complaints
Addressing intermediate vision concerns with Biofinity Multifocal often requires a nuanced approach; Begin by verifying the center distance in both eyes, as slight adjustments can significantly impact this range. Consider a small reduction in ADD power, especially in the dominant eye, to enhance intermediate clarity.
Evaluate the patient’s typical intermediate distances – computer screens, driving, etc. – and tailor the lens power accordingly. If issues persist, explore a slight increase in ADD power in the non-dominant eye. A comprehensive refraction is crucial to rule out any underlying refractive error contributing to the problem.
Extended Wear Considerations
Biofinity Multifocal lenses are designed for extended wear, but careful patient selection is paramount. Assess corneal health, tear film quality, and patient motivation thoroughly. Initiate extended wear gradually, starting with overnight wear and progressing to continuous wear as tolerated.
Educate patients on proper lens care and hygiene, emphasizing the importance of handwashing and cleaning. Monitor for signs of hypoxia, such as corneal swelling or redness, during follow-up visits. Not all patients are suitable candidates; consider individual risk factors. Regular check-ups are vital to ensure continued comfort and ocular health during extended wear.
Lens Care and Hygiene Recommendations
Biofinity Multifocal lenses require diligent care to maintain comfort and prevent complications. Always wash hands thoroughly with soap and water before handling lenses. Use only recommended multipurpose solutions; avoid tap water or saliva. Clean lenses immediately after removal to prevent protein and lipid deposits.
Rub and rinse lenses gently, even with “no-rub” solutions, to remove debris. Store lenses in a clean case filled with fresh solution, never reusing solution. Replace lens cases regularly – ideally every three months. Educate patients on proper insertion and removal techniques to avoid damage. Adherence to these guidelines ensures optimal lens performance and ocular health.
Clinical Tips for Successful Fittings
Biofinity Multifocal fittings benefit from utilizing the CooperVision OptiExpert app for streamlined steps. Consider a +0.50 ADD power for first-time multifocal wearers, adjusting based on patient feedback. For ADD powers of 1.75 or less, explore 2.3mm center distance (dominant eye) and 1.7mm (non-dominant).
Thoroughly assess patient lifestyle and visual demands. Emphasize the adaptation period; some patients require several weeks to adjust. Encourage consistent wear to facilitate adaptation. Document all fitting parameters and patient responses meticulously. Remember, comfortable vision is paramount; prioritize patient satisfaction throughout the process.
Expanded Power Range Advantages
Biofinity Multifocal lenses now boast an expanded power range from +6.00 to -10.00D, significantly increasing fitting opportunities. This broader range allows practitioners to address a wider spectrum of presbyopic corrections, including higher myopic prescriptions previously unsuited for the lens.
The extended range minimizes the need for alternative lens options, streamlining inventory and simplifying the fitting process. More patients can experience the comfort and vision correction benefits of Biofinity Multifocal. This expansion represents a substantial advancement, enabling practitioners to fit more comfortably and effectively.
Retrospective Analysis Data & Research
A retrospective analysis involving 55 subjects (110 eyes) demonstrated the efficacy of Biofinity Multifocal lenses. The study focused on distance vision (DV) prescriptions ranging from +1.25D to -3.25D, coupled with ADD powers from +1.25D to +2.50D. Results indicated successful fitting outcomes within this parameter range.
This research, conducted by CooperVision in 2023, supports the lens’s ability to provide comfortable and clear vision correction for a significant portion of the presbyopic population; The data reinforces the lens’s design and performance characteristics, contributing to its reputation as a reliable multifocal option. Further studies continue to validate these findings.
Study Parameters (DV Rx, ADD Powers)
The retrospective analysis evaluating Biofinity Multifocal lenses specifically examined a defined range of Distance Vision (DV) prescriptions and ADD powers. Included were subjects with DV spherical equivalents spanning from +1.25D to -3.25D, representing a common spectrum of refractive error in presbyopic patients.
Furthermore, the study incorporated a variety of ADD powers, ranging from +1.25D to +2.50D. This encompassed the typical near addition requirements for most presbyopes. These parameters were chosen to reflect real-world fitting scenarios and assess the lens’s performance across a representative patient population, providing valuable insights into its adaptability.