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- This topic has 5 replies, 2 voices, and was last updated 07/06/2013 at 6:58 pm by
drsnehamaheshwari.
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18/05/2013 at 5:48 pm #11466
drsnehamaheshwari
OfflineRegistered On: 16/03/2013Topics: 110Replies: 239Has thanked: 0 timesBeen thanked: 0 timesThe perfect adjunct to the Mouth Mirror. The illuminated mouth mirror is now coated in titanium which resists corrosion and tarnishing. It is ideal for: oral diagnosis, oral cancer exams, restorative dentistry, air abrasion and trans-illumination. The illuminated mouth mirror is ergonomic and compact which leads to less eye and back strain. The mirror uses LED light which allows you to see in true color and it is portable and autoclavable.
An illuminated retractor provides a handle and a blade, the blade having a forward portion composed of a light transmissive material. The forward portion blade of the extends from handle and is formed suitably for retraction of body tissue adjacent to a body cavity to be illuminated. The handle is manually grippable and houses an electrical power source which powers a lamp mounted in blade. The forward portion of the blade is formed of a light transmissive material in optical communication with the lamp and is formed for the emission of an unfocused and diffused light for general illumination of the cavity. A surface region of the blade body may be frosted or ground so as to widely diffuse light emitted from lamp, thereby illuminating a wide area of a body cavity. A plurality of interchangeable blades of diverse shapes includes a perio-ostial elevator tip and a cheek retractor. A blank blade is provided which can easily be customized into a variety of shapes. In another embodiment, the blade has at least one mirrored reflecting surface in combination with frosted diffused light emitting surfaces.
A tongue depressor includes a handle, a blade having one end thereof detachably fixed to the handle, and optical fibers fixed to the blade. The handle has a light source embedded therein for emitting light therefrom toward the optical fibers. The blade is made of a transparent resin. The light is transmitted through the optical fibers to illuminate the other end of the blade.
19/05/2013 at 3:31 pm #16613
drsnehamaheshwari
OfflineRegistered On: 16/03/2013Topics: 110Replies: 239Has thanked: 0 timesBeen thanked: 0 times19/05/2013 at 3:34 pm #16614
Dr. Veerendra Darakh
OfflineRegistered On: 02/09/2011Topics: 119Replies: 114Has thanked: 33 timesBeen thanked: 2 times20/05/2013 at 6:03 pm #16618
drsnehamaheshwari
OfflineRegistered On: 16/03/2013Topics: 110Replies: 239Has thanked: 0 timesBeen thanked: 0 timesIlluminated mouth prop
Another object of the present invention is to provide an inexpensively operated micro-fluorescent circular light, recessed on an inwardly facing side of the ring, for maximum light to light up the entire mouth without the need for high power external lamps which are expensive to operate, often ineffective, and provide heat and a glare in the patients’ eyes.
One more object of the present invention is to provide a sanitized replaceable rubber guard around the outside of the ring to receive the teeth of the patient to prevent damage to the teeth biting on the ring.
An additional object of the present invention is to provide a concave recess around the outer perimeter of the ring covered by the rubber guard to receive the teeth of the patient in the rubber covered recess to hold the ring securely while preventing damage to the teeth.
A further object of the present invention is to provide a removable annular micro-fluorescent light and replaceable rubber guard which can both be removed after use to sanitize the ring and then the light and a new sanitized rubber guard installed for use with a new patient providing an easy-to-use and sanitize annular mouth prop.
In brief, the mouth prop of the present invention comprises a minimal thin ring, configured for a wide range of mouth sizes, having an outer concave trough for receiving the teeth and a large circular central opening encircled by a metal reinforced plastic frame with an annular micro fluorescent light attached to an inward facing side of the frame and an outer sanitized replaceable rubber guard that surrounds the frame. The light and outer rubber guard are removed for sanitizing the ring after each use and the light and a new sanitized rubber guard placed on the ring for a new patient.
An advantage of the present invention is that it maintains a patient’s mouth fully open and provides a maximum central viewing area for a dentist to see the teeth needing attention.
Another advantage of the present invention is that it provides an inexpensively operated micro-fluorescent circular light for maximum light of the entire mouth.
One more advantage of the present invention is that it provides a sanitized replaceable rubber guard to prevent damage to the teeth biting on the ring.
An additional advantage of the present invention is that it receives the teeth of the patient securely while preventing damage to the teeth.
A further advantage of the present invention is that it provides an easy-to-use and sanitize annular biting block.
23/05/2013 at 6:44 pm #16629
drsnehamaheshwari
OfflineRegistered On: 16/03/2013Topics: 110Replies: 239Has thanked: 0 timesBeen thanked: 0 timesA dental instrument, or a coupling connectable to the dental instrument, comprises an illuminator having a plurality of light emitting diodes that are each capable of emitting light at a selected wavelength in a range 260 to 880 nm. White or near white light emitting diodes may also be included together with a switch. Fluorescence-based diagnosis can be assisted by the use of a single dye or mixture of dyes. Light of about 400-540 nm wavelength may be used to distinguish composite, porcelain or other tooth coloured filling materials from normal tooth structures. Light of about 260-450 nm wavelength may be used to identify dental caries, calculus and/or dental plaque. Light of about 350-500 nm wavelength may be used to cure dental composite. Typically, the dental instrument is, or comprises, a drill, de-scaler, or other instruments such as for cleaning, examination or diagnosis of dental conditions.
07/06/2013 at 6:58 pm #16673
drsnehamaheshwari
OfflineRegistered On: 16/03/2013Topics: 110Replies: 239Has thanked: 0 timesBeen thanked: 0 timesLEDs here, LEDs there – What to consider when purchasing LED instruments.
Do you have limited knowledge of LED illumination? Do you require expert advice on the subject? Then you are in the right place! As your expert partner in LED matters, W&H will be happy to explain what you need to consider when purchasing LED products.
Why LEDs?
LEDs (light emitting diodes) are THE light source of the future. LEDs are used in virtually all areas of everyday life, for example in cars, televisions and modern home and office lighting systems, and for good reason. LEDs not only have a longer lifespan than conventional halogen bulbs but can also be adapted to the requirements of the user. This means that the light colour — in this case referred to as colour temperature — can be adjusted for each individual application.
Optimum colour temperature
W&H has recognized the potential of the system and optimized the illumination. With a colour temperature of 5,500 K, W&H instruments produce a radiation spectrum that corresponds to daylight. In this way, contrasts can be revealed perfectly. It therefore becomes possible to work on even the smallest structures without becoming fatigued, whilst enjoying superb visibility.
High colour rendering index (CRI)
The newly adapted, high colour rendering index of the LED instruments is completely unique within the dental industry. It enables relaxed work thanks to daylight quality light, exceptional reproduction of natural colours and clear colour contrasts. The colour rendering index (CRI) of artificial light sources is very important because a high CRI value significantly improves people’s sense of wellbeing through improved visibility. Perfect colour rendering has an index of 100. Conventional LEDs only have a CRI of between 60 and 80 and are ineffective in reproducing red tones – a significant disadvantage for many medical applications. However, Synea dental turbines use a new technology. The result is a CRI of more than 90 which means clear colour contrasts and exceptional reproduction of natural red tones in the mouth.
Are all LEDs the same?
Not at all! There are very significant differences in quality and the associated control mechanisms. Many manufacturers use inadequate control systems and the quality of the LED light produced is therefore not constant and varies especially from product to product. More specifically: the light quality in these systems is determined by the treatment unit and depends to a large extent on the set voltage. The light quality may therefore be subject to extreme fluctuations and correct adjustment is difficult.
The system used by W&H tackles this problem directly. The electrical ballast integrated into the instrument enables the light quality defined by W&H to be reproduced exactly in all treatment units, irrespective of the voltage set. With W&H instruments, there are no variations in light quality and no adjustments that have to be made by the customer.
Do all LEDs provide the same illumination of the working area?
Depending on the system, there are differences in the illumination. Only LEDs that are positioned directly at the light emission point can provide full power and the best light quality. In fibre-optic systems, the physical properties of the fibre optics prevent perfect illumination of the treatment site.
By positioning the LED directly at the head of the instrument and dispensing with fibre optics, W&H has become the first dental manufacturer in the world to make full use of the potential offered by this technology. The small head size of W&H instruments also has an extremely positive effect on the illuminated view.
Can LEDs be sterilized?
Dental instruments are precision devices which must be regularly maintained to ensure good hygiene. It is therefore essential that the instruments can be fully sterilized.
W&H observes the highest standards of hygiene and is the only manufacturer to offer a fully sterilizable LED range. W&H therefore already meets tomorrow’s hygiene standards today.
Only if you consider these issues when purchasing an LED instrument can you be sure of making the perfect choice.
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