We sell Dental surgical microscope,ENT Surgical microscope (operating microscope).
　

The Model LZJ-6E Microscope Operation for ENT and Dental (Dental surgical microscope,dentistry, Operation)　

While all of the above mentioned developments may increase the speed and efficiency of performing the originally perceived root canal treatment, the use of magnification in dentistry has probably been the best improvement in the last 30 or so years. Fibre optic illumination has proven to be the perfect adjunct to high visual magnification. Dentists (dentistry, Operation,surgical microscope,operating microscope) can now treat patients with greater certainty, and at a previously unachieved level of quality. In endodontics, canal orifice morphology can be better understood on the pulp chamber floor and procedural misadventures such as perforations can be better avoided. If procedural accidents, such as perforations and/or separated instruments, do occur, then they can be better managed with the use of high visual magnification and fibre optic illumination.
dentistry  microscope (operating microscope,Dental surgical microscope, dentistry, Operation,surgical microscope) loupes are most commonly used and are available in various magnifications. I began with 2.5X magnification, and progressed to 4.5X magnification with comfort. I even attempted loupes with greater than 6.5X magnification, but only lasted approximately 30 seconds, which was about the time it took to feel dizzy and nauseous. While the microscope  (Dental surgical microscope , operating microscope, dentistry, Operation)  loupes are useful in lower magnifications, the view field becomes narrowed and strains the operator with the higher levels. In addition, to change magnifications, you must change loupes.
Microscopes  have been available in the medical field for many years. The next logical step for dentistry was to combine magnification and illumination, as it presently exists with the dentistry operation microscope (Dental surgical microscope,operating microscope, dentistry, Operation) (DOM). In the mid '90s in Southern California, I attended my first course on the use of the dentistry microscope with Dr. Gary Carr instructing a three day course at his Pacific Endodontic Research Foundation (PERF). I performed what appeared to be miracles by removing separated instruments from the apices of curved canals on dog molars. I came back to Toronto, bought a mobile microscope(dentistry, Operation) , and then watched the dust settle on the protecting cover. I could not remain seated comfortably for the complete procedure with the microscope (dentistry,operating microscope, Operation). It was frustrating and the set up time was immeasurable. However, I did attempt, about once a month, to look for fractures, and perform further endodontic acrobatics.
　

Last year we relocated our offices and installed ceiling mounted microscopes (dentistry, Operation) in all of our operatories. The design was professionally done for proper function and placement by Steve Newfield of Global dentistry microscope (dentistry, Operation). He also provided the training. A significant advantage exists in starting from the basics, and then progressing cautiously and systematically. Now I can manipulate the microscope (dentistry,Dental surgical microscope, operating microscope,Operation.) with precise control without fear and uncertainty. I learned that I did not have to be "rigid" and that I could work back and forth easily, with or without the microscope. I can look away from the optics, I can move the microscope (Dental surgical microscope,operating microscope, dentistry, Operation,surgical microscope) aside and then return to the working position as before. Since then every patient in my professional care, has received the benefit from the microscope (dentistry, Operation,operating microscope,) for both conventional and endodontic treatment. I am constantly impressed with its many applications and allowing me to provide care that many years ago I was unable to provide. It is unlikely that you will hear anything similar about the other technological improvements and their use.
　

The benefits are apparent in using the surgery microscope (dentistry, Operation) . There are numerous articles on how the quality of the dentistry performed while working with the microscope can be superior.l dentistry  microscope (Operation,Dental surgical microscope, operating microscope,dentistry), for example, can be of benefit to dentists during examination and diagnosis. Visualizing fractures of fillings, tooth structure, and roots has been made more predictable. Personally, the use of the Dental (dentistry, Operation)  microscopehas made me more efficient, which can be measured both in time and in quality. More importantly, I am not suffering from fatigue at the same level as before. Using the dentistry   microscope (Dental surgical microscope, operating microscope, dentistry,Operation)  loupes and fibre-optic head lamps, as good as they are, become a weight and strain on the head and neck, not unlike 'a pain in the neck'. When using the microscope (Operation,dentistry) , my spine is straight and in a physiological position. I am not contorting my body to look around the tooth, I am looking straight ahead and seeing the tooth below me (of course attached to the patient). I feel more relaxed which directly affects my desire to continue the treatment. With proper body position, dentist and patient, and correct focal distance, I am able to view the working field and change the magnification from 2.5 to 20X with ease and without moving from the visual field.
　

Surgery Microscopes (Dental surgical microscope , operating microscope, dentistry, Operation)  are included in the education in most if not all postgraduate programs in endodontics. They are becoming more and more part of the curriculum in undergraduate dentistry  microscope schools. Either the educators are being responsible of their positions or the microscope  (dentistry, Operation) manufacturers are very good at their marketing.
Dental (dentistry) surgical microscope set-ups in operatories can vary. They can be either mobile or ceiling/wall/floor mounted and may be set up to be accessed by two operatories. Stability must be given to each unit depending on the height and length of the microscope  (dentistry, Operation)  arms required to achieve the proper position.
 microscope (Operation,Dental surgical microscope,operating microscope,dentistry ) permit access to additional several auxillary functions. High resolution digital still and video cameras can be attached to the microscope. My office has incorporated operatory and remote location monitors, to enable audio/visual teaching to staff members, dentists and other interested groups.
Limiting factors to the dentistry microscope (dentistry,Operation), for example, include cost, space constraints and motivation. I would never preach about "the return on investment" by using the microscope  (Operation,dentistry) . Personally, the impact on income has taken a 'back' seat to the influence on my attitude and comfort.
　

Once the limitations have been bypassed, a proper choice in  microscope (Dental surgical microscope , operating microscope,dentistry,Operation)  can be made. The company will help you, step by step, through all the obstacles. Therefore, choose carefully. The company will train you and your team in using the microscope. The training should occur in stages as your familiarity and ability evolves.For example, treating certain teeth will either require change in the position of the microscope, or sometimes, the position of the patient. I have also recently been introduced to a smaller faced Dental microscope (dentistry, Dental surgical microscope,operating, Operation)  mirror, allowing better access to more confined spaces.
Compare the three choices available today for magnification and illumination:
1) No magnification and the dental overhead light
2) microscope  loupes and fibre-optic head lamp illumination
3)  microscope (Operation,dentistry)
In conclusion, you may decide that the status quo is satisfactory, and there is no need for change. You may also decide to try microscopic dentistry. Patients will sense your excitement, appreciate the extra effort, and recognize your desire to achieve perfection.

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Microscope Facts

History
Anton van Leeuwenhoek did not invent the microscope(Dental surgical microscope , operating microscope,dentistry,Operation) , though he did improve upon the original concept and design to such a degree that he is frequently credited with the microscope's creation.
Considerations
When a person looks through the eyepiece of a compound microscope (dentistry, operation), they are looking through two lenses, the eyepiece lens and the objective lens.
Strength
The power of a microscope (Operation,dentistry) is generally displayed on the scope. If a microscope has a 60x written on it, that means the images you see will be 60 times larger than they are in reality.
Calculation
The total strength of a microscope (Dental surgical microscope,operating microscope, dentistry, Operation)  is determined by multiplying the magnification of the lens in the objective by the magnification of the lens in the eyepiece.
Resolution
The resolution of a microscope refers to the distance between two close objects that can still be distinguished as separate. A microscope (Dental surgical microscope, operating microscope,dentistry,Operation.) is only as useful as its resolution allows it to be.
Types
A microscope that has only one eyepiece is known as monocular, while a microscope (dentistry, Operation) with two eyepieces is called binocular. Binocular are slightly more expensive but are considered simpler for a beginner to use.

Proper Use and Care of a Microscope  (dentistry, Operation)

Science progresses so quickly at times that people tend to think nothing old is good. Computers go from filling a room to fitting in your lap. Scientists go from treating sicknesses with "magic" potions to reprogramming the genetic code. But there are some things that have been around for a long time that remain just as relevant today as when they were invented. The microscope (Operation,dentistry) is such a device. Handled correctly and maintained, it still provides an invaluable service.

Getting the Pieces in Place
A microscope (Dental surgical microscope , operating microscope, dentistry, Operation)  has many moving pieces, all of which can help look at a specimen. To get started, a specimen is put on a slide and the slide is set on the microscope stage. The specimen should be placed over the center of the glass circle, above the light below. The objective lenses on a microscope ( operation,dentistry) offers three degrees of magnification--scanning, low and high. The eyepiece also has a magnification for fine tuning. To first look at something on a slide, the scanning magnification should be used. This is the lowest setting. Focus can be adjusted by turning the coarse knob on the side of the microscope (Operation,dentistry) to move the lens up and down. Center the specimen as well as you can. Note here that, although many people close one eye while looking into the eyepiece, it is often recommended that you keep both eyes open if you're going to do a lot of work with the microscope (Dental surgical microscope, operating microscope,dentistry, operation). Doing so can help avert of eye strain.
　

Getting Closer
Once the scanning objective has focused on the specimen as clearly as possible, you can move up one level to low power. Again, turn the coarse knob to focus. You can also use the finer focus on the eyepiece. Again, center the specimen so that when you switch to high power, you won't lose it.

Move up to high power, but here do not adjust with the coarse knob. Doing so could scratch the lens. Adjust only with the fine focus on the eyepiece. Throughout the adjustments, you can also change the setting of the diaphragm (directly below the slide) to let in more or less light. Often, less light is better. Keep in mind that everything you are seeing is in reverse--to move something right in your view, you move the slide left. To move it up, move the slide down.
　

Gentle Care
To keep the microscope (Dental surgical microscope , operating microscope, dentistry, operation) in good shape, always remove the slide in the scanning objective position. Removing it in high power can scratch the lens. When moving the microscope, carry it by its arm.Wrap the electric cord and put a cover over the microscope (Operation, dentistry). Wash any used slides and dry them. Then put them back in the slide box.

Cleaning a Microscope

Objective Lens Cleaning
To clean your microscope's (Dental surgical microscope,operating microscope, dentistry, operation) objective lens, dip some lens paper into distilled water and wipe. If the lens is still not coming clean, try mixing 1/2 cup of water with an eye dropper full of household ammonia. Simply dip the lens paper into the solution and wipe. Lens paper is readily available at any photo store. For best cleaning, use a circular motion from the inner part to the outer part of the lens when wiping.
　

Eyepiece Lens Cleaning
If dirt that you see moves as you rotate your microscope's(dentistry, Operation) eyepiec,  then the eyepiece lens is dirty. To clean it, simply breathe on it until you see condensation, and then wipe it with the lens paper. If the lens is still dirty, dampen the lens paper with rubbing alcohol and wipe over the lens surface. Use the same circular motion as in Section 1 when wiping.
Cleaning the Body of the Microscope
Remove dust and dirt from the plastic or metal pieces that make up the body of the microscope (Surgical microscope,Dental surgical microscope, operating microscope, dentistry,operation.) with a damp cloth. The cloth should be wet with water or with a mild cleaning agent like Windex, 409, or any other household cleaning products of this nature.

How Does a Microscope Work?

A Bright Field microscope (dentistry,Operation) is the most basic type of microscope  (Dental surgical microscope , operating microscope,dentistry,operation) almost everyone has seen or had the opportunity to play with sometime in their lives. It consists of a plate over which is suspended a tube. This tube contains an eyepiece connected to an interior lens called an ocular. The ocular is then connected to an objective lens, which is the lens assembly that focuses and magnifies light passing through it. Typically there are several lenses on a circular dial which can be switched to see an item at specific levels of magnification. A specimen is placed on a perfectly transparent glass rectangle. It is clipped into place on the center of the plate. Below the glass is a hole in the plate, beneath which is a light source. Cheap (Dental) microscopes (Dental surgical microscope,operating microscope, dentistry, operation) have mirrors, but professional Bright Field microscopes include a light bulb. The light bulb is turned on, the light passes through the glass above it, through the lens, through the ocular, into the eye of the observer. The image can be focused by means of two dials on the sides of the microscope, which move the tube back and forth until the lens in the ideal distance from the specimen for the clearest picture possible.
The Dark Field microscope is similar in form and function to a Bright Field microscope  (Operation,dentistry) . The main advantage to this type of microscope is that it enhances contrast between the specimen and surrounding bodies. Inability to see where one organism or structure stops and the other begins is the biggest problem with a Bright Field microscope (Dental surgical microscope, operating microscope,dentistry,operation.). Light is emitted beneath the sample as usual, but it does not have a straight line to the sample plate. Instead there is a small disc in the way which occludes some of the light, only letting light pass around the disc. This light passes through a condenser lens and is focused on the sample plate, which it subsequently passes through. Some light, upon direct contact with a solid object within the sample, is scattered outward. That light is picked up while the light which passed directly through the sample plate is occluded by another disc called a direct illumination block. The scattered light is passed through the lens, is focused, and passed on up to the ocular for viewing.
A Fluorescence microscope (Dental surgical microscope, operating microscope, dentistry,operation) is a device used specifically for examining organic specimens only. This is because it relies on the intended specimen to react to a specific wavelength of fluorescent light which is typically beyond the capacity for the human eye to see. The light is passed through a focusing lens, then through the specimen. The specimen reacts by bending the light, creating a slightly longer wavelength of light to be reflected than that which was originally used. A photosensitive lens is placed over the magnifying lens. This lens is set to respond to a wavelength within a range somewhat greater than that which was used. The lens reacts to this wavelength by making the invisible light visible to the human eye, making only the part of the specimen one is interested in easily studied.

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microscope
an instrument used to obtain an enlarged image of small objects and reveal details of structure not otherwise distinguishable.

acoustic microscope
one using very high frequency ultrasound waves, which are focused on the object; the reflected beam is converted to an image by electronic processing.
binocular microscope
one with two eyepieces, permitting use of both eyes simultaneously.
bright-field microscope
the standard bench microscope (dentistry,Operation) used in histology and requiring stained tissue sections.
compound microscope
the standard laboratory microscope (dentistry,operation,Dental surgical microscope, operating microscope) used in veterinary science; consists of a two lens system whereby the image formed by the system near the object (objective) is magnified by the one nearer the eye (eyepiece).
darkfield microscope
used for examining unstained, often living cells, in which light is only directed into the objective lens if it is deflected by an object in its path. The object is thus viewed as a white structure in an otherwise black (darkfield) background.
electron microscope
one using an electron beam of very short wavelength as the source of illumination. It has a resolving power of 2 nm (which is 100 times greater than with the light microscope). Includes the transmission electron microscope and the scanning electron microscope (below). See also immunoelectron microscopy (dentistry,Operation)
fluorescence microscope
one used for the examination of specimens stained with fluorochromes or fluorochrome complexes, e.g. a fluorescein-labeled antibody, which fluoresces in ultraviolet light. See also fluorescence microscopy.
interference microscope (Dental surgical microscope, operating microscope, dentistry,operation)
a microscope similar to the phase contrast microscope but delivers a three-dimensional image. Called also Nomarski interference phase microscope (dentistry,operation).
light microscope
used for examining unstained or stained particles or the cellular structure of tissues that have been cut into sections and stained. It has a resolving power of 0.2 μm. Modern light microscopes have an eyepiece and objective lenses which provide magnification, and a condenser beneath the stage which gathers and focuses light on the object being examined.
operation microscope
one designed for use in performance of delicate procedures, e.g. on the middle ear, eye or small vessels of the heart.
phase microscope, phase-contrast microscope
a form of light microscope (Dental surgical microscope, operating microscope, dentistry,operation) useful for examining living, unstained structures, including animal cells and bacteria, e.g. leptospira. The phase of the light wave passing through different structures in the cell, e.g. nucleus vs. thin part of the cytoplasm, is changed by different amounts and thereby provides contrast.
polarizing microscope
based on the phenomenon of birefringence; useful in the study of bone and muscle.
scanning electron microscope  (SEM)
an electron microscope  (Operation,dentistry)  that produces a high-magnification image of the surface of a metal-coated specimen (shadow casting) by scanning an electron beam and building up an image from the electrons reflected at each point. Particularly useful for determining the three-dimensional structure of objects.
simple microscope (dentistry,Operation)
one that consists of a single lens.
specular microscope
one used in the examination of the corneal endothelium.
stereoscopic microscope
a binocular microscope (dentistry,Operation) modified to give a three-dimensional view of the specimen.

see operating microscope (above) (Dental surgical microscope , operating microscope, dentistry, operation) .A binocular microscope used to visualize fine structures within the area of a procedure. Also called operation microscope.
transmission electron microscope, TEM
one that resembles an inverted light microscope in that the beam of electrons generated from a heated filament at the top of the instrument passes down through a column where it is focused by magnetic coils (lenses) and is differentially scattered when it passes through the specimen. The image is recorded either on a photographic plate or on a phosphorescent screen.
ultraviolet microscope (Operation,dentistry)
uses an ultraviolet light source; useful in histochemical studies; only photographic images are available.

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