When a reusable lancet holder is used, it must be wiped with an approved disinfectant between
However, some patients are on anticoagulant therapy like aspirin, may take longer to stop bleeding. Puncturing parallel to the fingerprint may cause the blood to ? A clean bandage or gauze
c. 1/2-3 5 These adverse effects are levels vary with age and gender. Make sure the needle fully penetrates the uppermost wall of the WebIf an accidental arterial puncture occurs during the venipuncture procedure: All of the above Following an allergy immunotherapy injection, the patient must be observed for _____ coldness or paleness of the lower arm, or hand of the affected arm. 2 patients full name DOB, SSN, or record # must be used for the latex sensitive patient. 3. FLAREX (fluorometholone acetate ophthalmic suspension) 0.1% is indicated for use in the treatment of steroid responsive inflammatory conditions of the palpebral and bulbar conjunctiva, cornea, and anterior segment of the eye. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. If no hematoma is forming and the patient is not under any noted duress, continue the collection without the Safety lancets are required
to follow directives outlined in this policy and those that are set forth
If blood or body fluids get in the mouth, spit them out and then rinse the mouth with water several times. V. Excessive or blind probing is used to locate. This website uses cookies to improve your experience while you navigate through the website. Disposable Vacutainer
Arterial injury may be a potentially lethal problem of serious bleeding or performing venipuncture or arterial puncture. Protect the bruise by avoiding heavy lifting, e.g. 30 WebThe phlebotomy site should be stabilized, in order to prevent accidental needlestick injury to the patient and/or employee. cover gown, lab coat, or fluid resistant gown should be worn if there is anticipated
Fill in the blanks. If not, it was fine. The collector must start by relieving the patients by explaining exactly what will happen and tries to calm him down as much as possible. Alcohol consumption, can cause a transient elevation in glucose, affects tests associated with the liver and, triglycerides. Anchor the vein and make the skin taut 1-2 inches below the venipuncture site. the law regarding who performed venipuncture: which of the following sites is commonly used to collect capillary blood sample, a standard velcro-type tourniquet used in venipuncture is available in widths of _____ inches When used with 120-V (rms) household service, the transformer draws an rms current of 250 mA. Using a needle with too small diameter (above 23 gauge) 2. be stabilized, in order to prevent accidental needlestick injury to the patient
If by any means, the bleeding didnt stop for more than 5 minutes, the collection must notify his or her treating physician. Grossly
Follow the pattern of the finger tip changing the flow and making it difficult to collect. %PDF-1.3 The prepared site or
rapidly forming hematoma, rapid filling tube, and bright red blood), discontinue the venipuncture immediately. must be discarded if grossly soiled, damaged, and/or contaminated with blood
Apply a sterile dressing as necessary and apply pressure through the dressing if bleeding is still occurring. WebA flashback of blood in the hub of the needle indicates that the tip of the needle is within the vein. The nurse may use a winged infusion set attached to a small-volume syringe to collect the specimen. If a hematoma begin to form during the venipuncture, the collector must remove the needle immediately and apply pressure. Apply direct forceful pressure to Tourniquets should
d. hemophilia, blood in specimen tubes that contain an anticoagulant must be inverted immediately ____ times. be used for venipuncture. An arterial puncture is a rare complication of blood donation (0.014%) and should be recognized at the earliest. WebAccidently puncturing a nerve during venipuncture may lead to irreversible permanent disability such as complex regional pain syndrome Prevention: The median nerve runs prior to sample collection may affect tests, results, either by changing a metabolic process, interference with the testing procedure. Care must be taken to prevent an accidental arterial puncture during vein puncture procedure ,if signs such as a rapidly forming hematoma,rapidly filling tube,bright red blood occur you must ? 2799 West Grand Blvd. 2: Go immediately to the Accident and Emergency department at your nearest hospital, ask someone to take you or dial 999 and take this information with you. Groshong, blood cultures should be obtained from both peripheral blood
Local Anaesthetic if there is a highly traumatic occurrence. Which chamber atrium or ventricle has higher pressure during the following phases of the cardiac cycle? Before collecting blood (d)(d)(d) drop to 14\frac{1}{4}41. Information | mailing list | contact webmaster, LUG(Lab User's Guide) Copyright 2022 Henry Ford Health, Venipuncture
d. oxalate, light-blue stoppered tubes are most often the 5-mL size and are used for: "The risk of complications caused by inadvertent arterial puncture is that leaks may not be undetected and cause blood to build up in an area, thereby causing oppressive damage to nearby nerves. Manual (ICM), Policy No. Site for Venipuncture or Arterial Puncture. The three major issues resulting from errors in collection are haemolysis, contamination and inaccurate labelling. of blood from the tubes to the patient). Discontinue the venipuncture immediately remove the needle and apply direct forceful pressure for five minutes until active bleeding has ceased and notify the provider immediately, Velcro tourniquet can not be used on people with _______ sized arms and cannot easily be cleaned. Skin at the site of venipuncture and arterial puncture must be free of dirt and debris. b. arterial pulsation disappears after proper tourniquet application. C) to pump the dust for at least three minutes, when it is very difficult to draw blood from a patient, it is recommended that you try using a __ as a tourniquet, When obtaining a venous blood with a vacuum tube the tip of the needle should be inserted in the vein at a degree, After you wipe the desired site with an alcohol-prep pad: you should. extreme pain even with anaesthetic during the procedure. Manual, Policy No. The first one is done for you. A non-latex tourniquet
Cointain ethylenediaminetertraacetic acid additive (EDTA) and are used for most hematology testing.some refer to them as CBC tubes they are usually 5to 10 ml and are also used to collect whol blood spice man or plasma, These are used in blood glucose and blood alcohol test and are usually 5 ml, Must be completely full because of large amount of citrate these tubes are most often 5 ml size and are used for coagulation testing for accurate test results the test should be preformed with two hours from the time drawn, 5ml tubes that contain heparin and are used to determine several chemical constituents or special hematology testing, Blue Diurnal rhythm is the normal fluctuation, in blood levels at different times of the day. Note:
(14) The correct sharps disposal procedure should be adhered to in accordance with policies and procedures within the workplace. a. veins are located deeper than arteries. This rarely happens and our nurses are trained to deal with this complication: however, it is important that if there are any changes you follow the advice below. If bleeding endures, the collector must apply a firm pressure on the puncture site until the bleeding visibly ceases. Accreditation/Certification
Pre-Analytical Considerations in Phlebotomy.docx, Mindanao State University - General Santos, MODULE-6-Pre-analytical-Considerations-in-Phlebotomy.docx, Pre-Analytical Considerations in Phlebotomy.pdf, LESSON 6_PRE-ANALYTICAL CONSIDERATIONS IN PHLEBOTOMY SUMMARY.pdf, If you dont use it you lose it 19 Define muscular strength and muscular, Box 62 Structure and agency and the Rwandan success story Rwandas economic, Therefore given the complexity of the social determinants of mental health, 2 Add bread crumbs stirring constantly to prevent scorching 3 Remove from heat, The first pioneering practical nursing schools.docx, f If having a shirt number from 1 to 33 and weighing at most 210 pounds were, C Proxy firewalls are used to process requests from an outside network the proxy, Tutorial 5 Assignment SU 6 (Part 2) Memo 2022.pdf, The result will be Increased productivity Reduce the cost of operations Improved, At the national level the Tanzania Bureau of Standards TBS should develop, Aranyak Vedic texts composed by forest dwelling hermits Artha Material, on the northern horizon Suppose the date is June 21 st and the sun never sets, What is the principal structure of an Organizational policy and procedure for, 5FE6F72C-F6DC-4BE6-9B4A-C7D6D447815F.jpeg. Best practices in phlebotomy involve the following factors. c. at least five 4. and blood obtained through the catheter. The guideline below may be used whenever this
Wash wounds and skin sites that have been in contact with blood or body fluids with soap and water. So, Manuel S. Enverga University Foundation - Lucena City, Quezon. a. and other devices contaminated with blood and/or body fluids must be immediately
The collector must apply a pressure d. 2-3, the most popular and economical tourniquets are made of: Ice - do not place directly on the skin but under a cloth. Generally a copy is scanned into the patients chart and a copy placed in the lab file in order of the day collected, An instrument that rotated at variable rates of speeds to separate companents of blood, For specimen blood in the evacuated tube must be allowed to clot for, Specimen results an anticoagulant present in the vacuum tube care must be taken when removing the specimen from the centrifuge to prevent mixing of the _________and _________, Foundations for Population Health in Community and Public Health Nursing, Dunmore and Fleischer's Medical Terminology Exercise in Etymology, Charles W Dunmore, Cheryl Walker-Esbaugh, Laine H McCarthy, Rhonda A Sparks, Rita M Fleischer. Personnel
Arterial puncture is an invasive procedure that with serious complications and requires priority to patient safety. Because most patients are extremely apprehensive you must develop skills not only in preforming the procedures and also __________, When capillary puncture procedures are preformed correctly the patient should feel. (a)(a)(a) quadruple. Webthe donor received an arterial puncture rather than the normal venepuncture required for venesection. 7.01. Multiple blood cultures
After 36 hours return to normal activity. Routine venipuncture should
Information. The lancet and the platform/endcap must be replaced after each patient use. Pressure should be applied
b. notify the provider Accidental arterial puncture may be associated with local hematomas of varying degrees, but are reversible, while accidental injury to the median nerve may be associated with more serious, even permanent sequelae. a. to use pre saturated cotton ball infection control and safety standards and be approved by a corporate products
This subject is not only concerned with bloodletting, but rather the whole range of skills and knowledge necessary for the collection of viable specimens for later analysis in a laboratory. Accidental puncture and laceration of a circulatory system organ or structure during a circulatory system procedure 2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code I97.51 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. are recommended. and handwashing performed after every patient. At this level blood and oxygen diffuse to the tissue and products of metabolic activity enter the ______________. Yellow An approved antiseptic
The needle is removed while the tourniquet is still on. WebArterial puncture is best achieved with a 20 gauge needle and a 0.025 inch guidewire. Reassure is not adequately applied following venipuncture. Normally, a patient will stop bleeding from the venipuncture site within few minutes. 1) clean the site lightly with an alcohol prep pad and let it air dry The blood collector must ask the patient to breathe deeply and slowly. d. all of the above, when performing a venipuncture with a needle and syringe, forcing blood into the tube will cause: soiled tourniquets must be discarded. c. heparin PROPECIA (finasteride) tablets contain finasteride as the active ingredient. artery may be performed with or without gloves. Because the arteries are deeper than the veins, these events are most likely to occur when digging the veins blindly or trying to find deeper veins due to venous pathway difficulties. This category only includes cookies that ensures basic functionalities and security features of the website. Although it is rare to puncture the arteries for vein intubation, it does occur. WebThe primary methods of obtaining a blood specimen are through venipuncture, capillary draw, central venous access, arterial puncture, and arterial line. The collector must communicate with the patient on each step he is doing to keep on reassuring him. give you a better picture of how the words were formed. b. to place a warm compress gentle inversion prevents hemolysis Practice Manual. The vein is fragile or too small for the needle size. Give patient water to rinse out his/her mouth. be used for venipuncture and arterial puncture. 5. Course Hero is not sponsored or endorsed by any college or university. Source: www.researchgate.net Control Manual, Section 5, for specific isolation policies. The heat of vaporization of carbon disulfide, CS2\mathrm{CS}_2CS2, at 25C25^{\circ} \mathrm{C}25C is 27.2kJ/mol27.2 \mathrm{~kJ} / \mathrm{mol}27.2kJ/mol. a. hematoma Refer to Infection Control Manual,
must be used according to manufacturer's guidelines, whenever used for phlebotomy. Press the space key then arrow keys to make a selection. Bruises will disappear with time but this may take several weeks. d.serum levels testing, when obtaining venous blood with a vacuum tube, the tip of the needle should be inserted into the vein at a ____ - degree angle Bnd 90-95 Furthermore, the use of the Aimvein vein finder may help to find more suitable venipuncture locations, thereby avoiding veins close to the artery. WebIf an accidental arterial puncture occurs during the venipuncture procedure: (MC) all of the above (MC) Venipuncture is also known as: (MC) phlebotomy (MC) If blood leaks out of the vein into the body during a venipuncture, it may cause: (MC) discoloration and swelling (MC) If a patient has a long term vascular catheter, such as a Hickman or
The limb containing a
Webso reduces the risk for accidental arterial puncture. Web11. FLAREX (fluorometholone acetate ophthalmic suspension) 0.1% is a corticosteroid prepared as a sterile topical ophthalmic suspension. Capillary blood collection are frequently preformed in __________ and __________ because of the small amount of blood required, usually one to a few drops. Whole blood that is allowed to clot so that the serum can be drawn off by centrifugation. The risk is increased if the patient has coagulopathy, which delays clotting.5. Control Manual, Policy No. This is a recognised but rare complication of blood donation and the majority of these settle at the session where we manage to treat them effectively and we do not require to refer them onwards. at the gym or carrying heavy shopping, and only light, gentle movement is recommended. When the needle selected is too large for the vein or the vacuum applied to the vein is too great, a hematoma can result. Refer to Infection Control
4.02. method is utilized. may develop transient arterial spasms during or after an arterial puncture. 3 Date and time sent to lab Personnel
Red Maintain the patient in recumbent position until fully recovered, and continue monitoring.The collector must call any nearby attending nurse or physician if the patient did not respond. Web any attempt to repeat a puncture at the same site increases the risk of complications. Certain beverages can also, affect laboratory tests. distal phalanges. Inadvertent be spaced out over time; e.g., one hour apart. Web The preferred artery for arterial puncture is the radial artery. the use of a blood culture preparation kit or the use of an Infection Control
A circular pattern from the phlebotomy site to periphery is recommended for
The most practical site for capillary blood collection for adults and children is the ______and_______. Discontinue the venipuncture immediately 2. 2. The collector must have the patient to lay the patient flat or lower his/her head and arms .Recline chair is recommended for blood collection procedure. Phlebotomy the act of drawing or removing blood from the circulatory system through a puncture to obtain a specimen for analysis and diagnosis.Venipuncture the puncture of a vein for surgical or therapeutic purposes, or for collecting blood specimens for analysis. Continuous pressure on the puncture site best reduces the development of the hematoma.2. approved one-step product. When a femoral vein is
sheaths must be discarded after each use. Choosing a selection results in a full page refresh. Web terms in this set (45) if an accidental arterial puncture occurs during the venipuncture procedure? The collector must immediately report to the supervisor all complications and incident occurring during the draw and document it according to clinical laboratory policy, including exposure to blood and other infectious materials. Fainting or Syncope refers to the state of loss of consciousness and postural tone resulting from insufficient blood flow to the brain. b. A radial artery sheath system of 24 cm with a graduated dilator system over the 0.025 inch guidewire is available. is applied to the skin prior to phlebotomy. Gloves must be worn when
Example: jdoe@example.com CC Me (required - use a semicolon to separate multiple addresses) in Infection Control Manual, Policy No. and/or employee. the application of most antiseptics. % Refer to Infection
Check the lateral circulation is imperative (Allen test) before radial puncture.3. Any attempt to repeat a puncture at the same site increases the risk of complications.1. If blood gets on the skin, irrespective of whether there are cuts or abrasions, wash well with soap and water. Resource Improvement Services, Pathology, and clinical departments should
IV, administration of dyes used in diagnostic, procedures, including radiographic contrast, media for kidney disorders and fluorescein, used to evaluate cardiac blood vessels can. 1: Raise your arm and apply firm pressure. Has 16 years experience. c. document the incident according to facility policy blood collection. (c)(c)(c) drop to 12\frac{1}{2}21, 6th Floor, Clinic Bldg. Ammonia inhalants may be associated with adverse reaction and must not be used. The brachial artery is located near the essential vein and is important as it is located in the area where intravenous puncture can be selected. Cleanse the skin with soap and friction when grossly soiled. Needles, lancets, syringes,
Average delivery time is 5-10 business days. Choose the right equipment. Caution and adherence to infection control and safety
Elevation - if possible, raise your arm above the level of your heart when at rest. be obtained. previous phlebotomy sites is discouraged. and medical devices used for venipuncture and arterial puncture must meet
The needle is only partly inserted into the vain. A convex lens of refractive power +12 D is used as a magnifier to examine a wildflower. When an incidence of fainting occurs, the collector must discontinue immediately the procedure by releasing the tourniquet and discarding the needle to protect the patient and discarding the needle to protect the patient and himself from injury. If a blood sample is poorly collected, the results may be inaccurate and misleading to the clinician, and the patient may have to undergo the inconvenience of repeat testing. Never blot with gauze or tissue. The collector must watch the patient for signs of fainting like pallor (paleness), hyperventilation, vertigo, dizziness and light-headedness. 1/2-1.5 to the arterial puncture site with gauze for five minutes. Burned, denuded, or scarred
patient and whenever contaminated with blood or body fluids. Red/grey The collector can also advise the patient to hold his hand elevated above the level of his/ her heart. Patient specific tourniquets
By its nature, phlebotomy has the potential to expose health workers and patients to blood from other people, putting them at risk from blood borne pathogens. :g|U6,R`LQ C.Zxg'*v7Y`o. FLAREX (fluorometholone acetate ophthalmic suspension) 0.1%, SKYTROFA (lonapegsomatropin-tcgd) for injection, Differences between clinical death and biological death, Key actors in the community health-care system. Phlebotomy the drawing of blood has been practiced for centuries and is still one of the most common invasive procedures in health care. 3 attach blood transfer device to syringe and allow the blood transfer using the tube vacuum do not depress the plunger of the syringe fill the tubes with blood from the syringe according to the correct order of draw blood smears be made at this time if needed 4 test requested in low-weight patients and neonates to avoid trauma of the os calcaneum or
should be chosen prior to skin preparation. committee, and the Infection Control Committee. d. plyester, if an accidental arterial puncture occurs during the venipuncture procedure: Arterial puncture is when the needle in inserted into an artery rather than a vein. use of cotton balls, except in patients with dermatitis. WebArterial puncture is an invasive procedure that with serious complications and requires priority to patient safety. In infants and newborn the ______ side of the heal is used. intravascular lines is discouraged. Caution and adherence to infection control and safety
Venipuncture
Ford Health System dress code. 45 Tourniquets soiled
III. If patient feels nausea and vomits during venipuncture, the process must be terminated straight away. When blood cultures are
Inform your Immediate Supervisor and/or Head of the Department immediately after the exposure, Referencehttps://www.webmd.com/a-to-z-guides/what-is-phlebotomyhttps://www.cancer.gov/publications/dictionaries/cancer-terms/def/phlebotomyhttps://www.surgeryencyclopedia.com/Pa-St/Phlebotomy.htmlhttps://www.cambridgehealth.edu/phlebotomy-common-questions/https://pmi.edu/programs/certificate/phlebotomy-technicianhttps://webpath.med.utah.edu/TUTORIAL/PHLEB/PHLEB.htmlhttps://www.allalliedhealthschools.com/medical-technician/become-a-phlebotomy-technician/https://www.medicinenet.com/script/main/art.asp?articlekey=4875, Understanding the menstrual cycle is an important aspect of reproductive health for women. The blood collector must apply a cold compress to the patients forehead and provides him with an emesis basin (kidney dish) or bag. or plastic capillary pipettes should be used when obtaining capillary blood. WebAccidental Arterial Puncture: If during the procedure accidental arterial puncture is suspected (e.g. 11, 27 The ultrasound identification of these structures requires adequate ultrasound instrumentation (especially for correct all the above (1. discontinue the venipuncture immediately 2. remove the performing venipuncture and/or arterial puncture must follow the guidelines
3. Any violation of the correct safety technique may cause harm to the patient, which may result in the loss of form and function of the distal body of the arterial puncture site. Collection of blood from
Proper sterile technique and the avoidance of damaged or damaged skin can minimize this risk when selecting an arterial puncture site. Personnel attire must
to the patient. Immediate removal of the needle and direct pressure <> A "no touch" method in the handling of an unprotected
The lateral or medial
PROPECIA is indicated for the treatment of male pattern hair loss (androgenetic alopecia) in MEN ONLY. The needle penetrates all the way through the vein. c. hemolysis The long sheath technique is advocated for patient comfort and facilitates catheter manipulation. 4 tuck any access streched end under the section that is held against the arm so there is nothing in the way of the punctured site. You should use a _____ lancet for a patient with large, calloused fingers, For a pediatric patient or a geriatric patient you should use a _______ lancet, wash hands, wipe diapered site with alcohol-prep pad and let dry , hold patients finger securely between your thumb and great finger. x]GmG8cKmlmk@/-CO}:|C;
g746/7_4?]]-aMo'Yl6c#4qjaI1Na|Ty\
em@@/b[|GfxZWW,E%p)/@)UM)%jN4O+mOyRzW0]J6Z8K.kvmWf@3uh#Fh~=H/HL4hPn^lvZLnwg MsWDyuR/;eA6Ix"\oj{u-s s8Mht36\CFT=tc=v);G$PJh+ Xl Ju Ia3-0#@(h2-x3HZ>G Nerve injury may be due to accidental insertion of a needle directly into the nerve tract or to excessive nerve compression secondary to a large hematoma in an adjacent area. Finasteride is a competitive and specific inhibitor of Type II 5-reductase, an intracellular enzyme that converts the androgen testosterone into DHT. a. coagulation testing If you are worried or require further information you can obtain advice by ringing our donor helpline on0300 123 23 23, Archie relied on transfusions for 10 years, swelling that is large or increasing in size, numbness or pins and needles in the arm, hand or fingers, coldness or paleness of the lower arm, or hand of the affected arm. with blood or other potentially infectious material must be discarded. Venipuncture is most often done for laboratory testing. The exhaust velocity is 720 m/s. tubes must be used to avoid contamination by the reflux phenomenon (backflow
WebThe most common etiologies defined for arterial complications are peripheral arterial puncture performed for a routine arterial blood gas analysis, arterial catheters placed for A standing patient is more likely to faint than one who is sitting or lying down. Puncture the site quickly with a firm steady down and up motion to approximately a 2-mm depth, Proper way to puncture skin with a lancet, Do not do a capillary puntcture on a finger that is, When more than a few drops of blood are required to preformed a test a ________ is preformed, A phlebotomists is a person trained to what, Blood should not be drawn from an arm that has a __________or ______. Vascular Access Devices (VAD)-a device inserted temporarily or permanently into a vein and /or artery to allow access to the circulatory system for the administration of fluids or medications, or for various procedures. risk of spraying of blood and/or body fluids. Red stoppered tubes are used to collect ____________? d. all of the above, light-blue stoppered tubes must be completely full because of the large amount of: WebThe puncture site may not be returned to normal like the vein and bleeding can not be stopped. The collector must apply a pressure over the puncture site for at least 2 minutes. interfere with the testing procedures. c. 45-50 4.05. Chanthavong.Irene.5th Intro to Anatomy Unit Review.docx.pdf, Cavite State University Main Campus (Don Severino de las Alas) Indang, Lesson 6. Webif an accidental arterial puncture occurs during the venipuncture procedure what should happen next? Since the process of donation can not be continued, the collected blood is not usable. alters the level of certain blood components. The puncture should be made slightly off the off-the center from the fleshy part of the finger tip perpendicular across the finger tip not____? WebVariables Venipuncture Capillary Puncture Arterial Puncture. Lavender Although the UNIVERSAL trial did not meet its endpoint of reducing bleeding or vascular complications in femoral access, ultrasound guidance does reduce the risk of venipuncture and lowers the number of arterial puncture attempts. and/or body fluids. Senssensory pulse is important when touching the selected vein as this suggests that the selected area may be the artery. Note: Avoid the
Refer to Infection Control
Necessary cookies are absolutely essential for the website to function properly. When preforming venipuncture with a needle and a syringe, forcing blood into the tube will cause ? use of cotton balls, except in patients with dermatitis. What is the entropy of the liquid at this temperature? Avoid the
based on a 24-hour cycle of eating and sleeping. home | Accreditation/Certification
These differences include variations in blood-sampling technique, training (both formal and on-the job), use of safety devices, disposal methods, reuse of devices and availability of hepatitis B vaccine. Follow manufacturer guidelines. RBC, Hgb, established for the different patient age and, laboratory results including increased in, cause lower RBC counts, protein, alkaline, phosphatase, estradiol, free fatty acids, and, of day. lancet device is recommended, in order to prevent needlestick injury. A cold or compress or an ice pack must also be applied to relieve pain and reduce swelling. Gray, 1 data collection Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website.
Phrenic Nerve Shoulder Pain After Laparoscopic Surgery, Articles A
Phrenic Nerve Shoulder Pain After Laparoscopic Surgery, Articles A