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report about: “ X-Ray Protective lead Aprons “
From: Amira HusseinAbd El-Motaal. Mona Abdel Aziz Said. Eman Metwally Mohamady. Aya Diab Mohamed. To: DR/Mohamed El-Dosoky ENG/ Ahmed Mostafa.
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Introduction TO X-Ray
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What is x-ray? x-ray is high energy electromagnetic radiation that passes through the body Metal. part of the electromagnetic spectrum.
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Characteristic of x-ray
X-rays have a wavelength in the range of to 10 nanometer. frequencies in the range (3 × 1016 Hz to 3 × Hz). Energies in the range 120 eV to 120 keV.
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Method of product x-ray
By accelerate the electrons by high voltage. X-ray fluorescence. Bremsstrahlung .
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Using of x-ray Using in imaging like: Angiography medical imaging
mammography
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Some imaging Medical uses paranasal sinuses
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X-ray hazards Damage some cells. Genetic damage to a reproductive cell
Pregnant women and unborn children Cancer
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How we protect our self By using X-Ray protective Aprons
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What is a Lead Apron? A lead apron is a protective garment which is designed to shield the body from harmful radiation, usually in the context of medical imaging. Both patients and medical personnel wear lead aprons, which are customized for a wide range of usages.
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Lead is well suited for protection from radiation since it is an extremely dense element. It greatly reduces the number of gamma and x-rays which come into direct contact with the body, although a lead apron cannot, of course, stop all such rays.
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Since medical personnel may perform large numbers of x-ray procedures every year, they wear lead aprons to protect themselves from scatter and background radiation . In the case of medical personnel, full lead protection is worn, since they do not want to expose any part of their bodies to radiation during medical procedures
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Practically, they are used for a variety of diagnostic imaging procedures including angiography, fluoroscopy, mobiles and theatre, and are designed to shield approximately 75% of radiosensitive red bone marrow . The Medical Guidance notes (2002) issued by the Institute of Physics and Engineering in Medicine (IPEM) regarding protective clothing states “Body aprons should be available with a protective equivalent of not less than 0.25 mm lead for X-rays up to 100 kV and not less than 0.35 mm lead for X- rays over 100 kV”
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Summary of protective apron details
Area of usage Nominal Thickness Design Type Angiography, fluoroscopy general 0.25 mm Pb equivalents Full-length (23) Composite Angiography Vests WA (3), skirts WA (3) Theatre 0.25 mm Pb 100KVP Lead- free
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Conditions for use All staff in a radiographic room during x-ray exposures that are not standing behind protective screens must wear protective clothing Aprons and gloves must have radiation attenuation of not less than 0.3 mm lead equivalence at 100 kVp.1.Where a maximum tube potential exceeds 100 kVp the suitability of using non- lead garments at this kVp must be considered Aprons must cover the full width of the front of the body from the throat to within10 cm of the knees, as well as the sides of the body All staff working in a room where fluoroscopy or cineangiography is being performed must wear protective clothing.
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5. If the operator’s eyes or thyroid are likely to be exposed when working in the immediate vicinity of the patient, then it is advisable to wear additional protection for these organs. 6. Lead aprons must be stored either flat or on hangers to prevent the development of cracks in the protective material
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Defects in Aprons Lead while it is a great element for protecting against radiation it is extremely heavy. This can really pose a problem for physicians because in some cases they must wear these aprons for long spans of time. Lead has a very high density which why it is able to protect against x-rays so well. Unfortunately its dense nature also makes it very difficult to wear due to its weight. Physicians who have been wearing lead aprons for many years are now developing back problems from having the excessive weight on their bodies for extended periods of time.
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SOLVE PROBLEM New technologies have come to light to help these physicians in during these long procedures. New x-ray aprons have begun development from several manufactures that are significantly lighter than their lead counterparts. While they are lighter they do protect from radiation at the same rate and in some cases can actually protect better than the old lead aprons. Old aprons that are made of lead should be replaced by these ergonomically suitable substitutes. These new elements are not harmful to the environment and will not contaminate areas liked lead will. Physicians should make the switch to a new x-ray apron that is not made from lead if they haven’t already, for both their sake and the environments.
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Types of lead apron Lead aprons are necessary when working near X-ray machines or similar equipment. X-rays and gamma radiation can bombard the cells in the body, causing them to die or mutate, which could eventually lead to medical problems. Lead is impervious to such radiation. Because imaging equipments are commonly used in medical settings, suppliers have developed a number of styles, sizes, prints and coverings for lead aprons
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Dental Aprons These lead aprons are designed exclusively for use with dental X-ray machines
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Standard Frontal Protection Aprons
These are basic lead aprons that medical professionals use. They consist of two or more lead panels draped across the front to cover the torso and upper legs of the wearer.
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Half Aprons These are similar to frontal protection aprons except that they only cover the lower torso and pelvis
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Two-Piece Aprons These aprons consist of separate skirt or kilt portions and vest portions. They are typically made in the wrap-around style to provide X-ray protection to the front and back.
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Frontal Protection Aprons with Buckle Closures
Aprons which provide protection to the front of the body only and close with Snap-Buckles.
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Frontal Protection Aprons with Tie Closures
Aprons which provide protection to the front of the body only and close with Fabric Ties.
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Frontal Protection Aprons with Hook-and-Loop Touch Closures
Aprons which provide protection to the front of the body only and close with Hook and Loop Fasteners.
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Front and Back Protection / Wrap-Around Aprons
Full wrap-around protection for both the front as well as the back of your body. Also look at Vest/Skirts for this type of protection!
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Surgical Drop-Off's / OR Aprons
Apron's designed for easy removal without disturbing the sterile field.
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Pregnancy Aprons Aprons specifically for pregnant females with extra protection in the fetal area.
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Apron Comfort and Care:
In choosing Wardray X-Ray protective clothing, you select a comfortable and durable product, designed to give many years of reliable service. Whilst manufacturers aim to use the lightest weight material, aprons are, of necessity, designed to provide protection against scattered radiation. Wearing Aprons:
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To obtain maximum comfort and protection we recommend the four simple fitting instructions. This will ensure that the weight is properly distributed between your waist and shoulders. 1.Rest apron on the shoulders (securing the shoulder clips where applicable) making sure that the garment is equally balanced at the front and back.
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2.Extend the belt length and secure the buckle, so that the belt is a loose fit
3.Tuck each side of the back section of the apron behind the front section 4. Pull the free end of the belt tight, so that the apron is securely fitted at the waist
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Secure buckle tuck in sides i tighten belt
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Cleaning: Size of Aprons Care of aprons:
Irrespective of claims of light or lighter weight material, careful selection of the correct size for the wearer is of critical importance and we strongly recommend that a choice of sizes is provided in the interest of health and safety. Care of aprons: Cleaning: Keep your aprons clean by wiping away stains as soon as possible. Outer coverings may be wiped with warm water with mild detergent. Do not autoclave or use spirit based cleaning fluids.
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Shielding integrity testing procedures
All new protective clothing must be tested for shielding integrity before use. Protective clothing must be tested at regular intervals of no more than 12 months, or more frequently if indicated. A physicist, radiation safety officer or consulting radiation expert or must carry out the licensed radiographer or other appropriate person such as a licensed medical testing
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THANK You
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