CIBA Vision Introduces Air Optix for Astigmatism - First of the Air Optix Brand in U.S.
Per the company's announcement, the Air Optix for Astigmatism Precision Balance 8|4 lens design features a wide optic zone to provide excellent visual acuity, and ensures the lens fitting characteristics and axis orientation are consistent from patient to patient. Additionally, they report that 99 percent of Air Optix for Astigmatism lenses have acceptable or optimal fit at dispensing and stabilize on the eye in just 30 seconds.
The thickest points of the Air Optix for Astigmatism lens are at the 8 and 4 o'clock positions. Per CIBA Vision, this minimizes interaction with the lower lid for excellent comfort and is designed to allow the lens to adopt a stable position for consistently clear vision. Along with the constant contoured edge, this design provides outstanding stable vision and comfort throughout the wearing schedule, according to the company.
Air Optix for Astigmatism offers a Dk/t of 108 @ -3.00D. The lenses also feature CIBA Vision's patented, permanent, biocompatible plasma surface treatment that helps resist deposits and maintain excellent wettability.
Air Optix for Astigmatism will roll out to U.S. eye care professionals over the next several months. With the launch of this lens, CIBA Vision is introducing the Air Optix brand name in the U.S. with a recommended monthly replacement schedule to encourage patient compliance. Research shows 56 percent patient compliance for those wearing monthly lenses, per data on file at CIBA Vision, an increase of more than twice the compliance rate of 1-2 week lenses. The company reports that this data also shows that as few as 26 percent of patients wearing 1-2 week disposable-type contact lenses are compliant with the recommended replacement schedule.
Air Optix will now be the global brand name and future new CIBA Vision silicone hydrogel products will launch under this brand name with a monthly placement schedule. For more information, visit www.cibavision.com.
Lens Dynamics Launches Two New Contact Lenses for Keratoconus
CooperVision.tv Premieres on Worldwide Web
After patients are fitted in contact lenses, eye care practitioners can review the instructional videos with their patients in the office or provide them with a link that will allow them to reach CooperVision.tv anywhere with access to a computer with a high-speed Internet connection. Practitioners can also include the website link on appointment cards, e-mail newsletters, and electronic recalls.
CooperVision.tv includes a number of helpful and easy-to-understand videos, including videos on: contact lens wear and care; multifocal contact lenses; contact lenses for the emerging presbyope; Biofinity with Aquaform Technology; and PC Technology, as used in CooperVision's PC Hydrogel lenses, such as Proclear 1-day. Practitioners can access CooperVision.tv directly or via the secure website reserved for practitioners on www.coopervision.com.
Johnson & Johnson Launches Multimedia Consumer Campaign in Puerto Rico and Caribbean
Currently being executed, the first phase of the campaign includes television, print, radio and outdoor advertising, as well as a complimentary 5-day trial pack offer when patients complete an eye examination. Telemundo, TBS, E!, and Lifetime are among the television stations running Johnson & Johnson's 30-second spot. In print, full page ads can be seen in Caras, Cosmopolitan, Vanidades and Buena Vida. As the campaign transitions into its second phase, some mass media elements will be replaced with a comprehensive public relations and community outreach program designed to underscore the health benefits of eye examinations through experiential games and interactive events.
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SynergEyes Awarded Sixth U.S. Patent
SynergEyes' other patents are for the high Dk hybrid lens itself, the HyperBond technology that provides the strong junction between the rigid center and soft skirt, and the method used to provide a rotationally stable platform for front surface toric, decentered multifocal and wavefront-guided hybrid lenses.
SynergEyes lenses with FDA market clearance include SynergEyes A for naturally occurring ametropia, targeting patients with astigmatism, current gas permeable lens wearers, and patients demanding optimized vision; the SynergEyes KC for keratoconus, the SynergEyes M lens for presbyopia and the SynergEyes PS for post surgery and post trauma refractive errors. For more information, visit www.synergeyes.com.
Andrea Saia Named CIBA Vision CEO
Second World Conference on Optometric Globalization Set for London
The conference features five sessions that will address the political, humanitarian and commercial aspects of the development of effective, efficient policies and delivery care systems that improve visual health.
- Understanding the relationship between public health, development and globalization
- Global competition and the economic realities of improved health status
- Transforming the workforce: scope of practice challenges
- Education and accreditation: strategies for public health impact in an era of globalization
- The impact of VISION 2020: The Right to Sight in responding to the challenges of globalization and public health.
A host of international speakers will address the conference. For more information please visit:
www.college-optometrists.org/index.aspx/pcms/site.News_and_Events.g2_conference.g2_conf_home
B&L Names Paul H. Sartori Corporate Vice President and Chief Human Resources Officer
Abstract: Poly Hydrogels: Synthesis, Cytocompatibility, Mechanical Properties and Drug Loading/Release Properties
A fully methacrylated beta-CD monomer was synthesized and added to the HEMA and cross-linker solution at concentrations ranging from 0.042 to 0.333gml(-1) (i.e. 0.23-1.82mol.%). Thermal polymerization led to transparent hydrogels with a degree of conversion above 74%, which showed a high cytocompatibility and did not induce macrophage response. The greater the content in methacrylated beta-CD was, the higher the glass transition temperature, the lower the degree of swelling and free water proportion, and the greater the storage and loss moduli of the swollen disks. These findings are directly related to the increase in the degree of cross-linking caused by the methacrylated beta-CD.
Loading studies were carried out with hydrocortisone and acetazolamide, both able to form complexes with CDs in water and in lacrimal fluid. Hydrocortisone loading progressively decreased as the content in methacrylated beta-CD rose due to a decrease in the volume of aqueous phase of the hydrogel. Acetazolamide loading showed a maximum for an intermediate content in beta-CD (0.125-0.167gml(-1)) owing to a balance between complexation with beta-CD and hydrogel mesh size.
The hydrogels sustained drug delivery for several days, the acetazolamide release rate being dependent on the beta-CD content. An adequate selection of the content in beta-CD enables pHEMA-co-beta-CD hydrogels suitable for specific biomedical applications to be obtained.
Dos Santos JF, Couceiro R, Concheiro A, Torres-Labandeira JJ, Alvarez-Lorenzo C., Poly(hydroxyethyl methacrylate-co-methacrylated-beta-cyclodextrin) hydrogels: Synthesis, cytocompatibility, mechanical properties and drug loading/release properties. Acta Biomater. 2008 Jan 11; [Epub ahead of print]
Editor's Commentary: Keeping Up with Contact Lens Technology
Carla Mack, O.D., F.A.A.O.
