extraction

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extraction

 [ek-strak´shun]
1. the process or act of pulling or drawing out.
2. the preparation of an extract.
breech extraction extraction of an infant from the uterus in cases of breech presentation.
flap extraction removal of a cataract by making a flap in the cornea.
menstrual extraction a form of induced abortion in which a flexible cannula is inserted through an undilated cervix for the purpose of removing the fertilized embryo and endometrium. The cannula is attached to a syringe, which is used to aspirate the uterine contents and induce the onset of the “missed period.” This technique is not always effective, and sometimes a second procedure is required. It should be done within two weeks of a missed menstrual period.
serial extraction the selective extraction of primary teeth during an extended period of time to allow autonomous adjustment.
tooth extraction forcible removal of a tooth; called also odontectomy.
vacuum extraction removal of the uterine contents by application of a vacuum, done either for delivery of a viable fetus or for an abortion.

ex·trac·tion

(eks-trak'shŭn),
1. Luxation and removal of a tooth from its alveolus.
2. Partitioning of material (solute) into a solvent.
3. The active portion of a drug; the making of an extract.
4. Surgical removal by pulling out.
5. Removal of the fetus from the uterus or vagina at or near the end of pregnancy, either manually or with instruments.
6. Removal of the product of conception by sucton before a menstrual period has been missed.
[L. extraho, pp. -tractus, to draw out]

extraction

Dentistry See Dental extraction Gynecology See Menstrual extraction.

ex·trac·tion

(eks-trakshŭn)
1. Luxation and removal of a tooth from its alveolus.
2. Partitioning of material (solute) into a solvent.
3. The removal of the active portion of a drug; the making of an extract.
4. Surgical removal by pulling out.
5. Removal of the fetus from the uterus or vagina at or near the end of pregnancy, either manually or with instruments.
6. Removal by suction of the products of conception before a menstrual period has been missed.
[L. ex-traho, pp. -tractus, to draw out]

Extraction

The surgical removal of a tooth from its socket in the bone.

ex·trac·tion

(eks-trakshŭn)
1. Luxation and removal of a tooth from its alveolus.
2. Surgical removal by pulling out.
[L. ex-traho, pp. -tractus, to draw out]
References in periodicals archive ?
Also, different parameters on essential oil extraction quantity and quality were checked.
According to extraction patterns, application of ILs in the LPME technology can be classified into the following: dispersive liquid-liquid microextraction (DLLME) [25], hollow-fiber LPME [26], and suspended single-drop microextraction (SDME).
Therefore, the objective of the present work was to identify and evaluate the previous operational parameters involved in the process of the extraction of alkaloid 1 from leaves of P.
The composition of phenolic compounds in extracts obtained from plants is affected by many factors including pre-treatment of sample, polarity of the solvent applied for extraction [1]; ratio of the extraction solvent to the plant material, extraction technique, chemical nature of phenolic compounds present in the plant and interfering compounds [2].
TABLE 1: PERCENTAGE OF DEMOGRAPHICAL and SURGICAL FACTORS IN MANDIBULAR THIRD MOLAR EXTRACTIONS (N=174)
Quadron, through its wholly owned subsidiaries, provides turn-key extraction and processing solutions for the cannabis industry including proprietary industrial grade equipment, custom build processing facilities, ancillary products, and scientific services.
Alesia and Khalil (16) found that orthodontic reasons for tooth extraction was the second major reason for extractions in Saudi population.
Acreage Pharms' state-of-the-art closed-loop CO2 extraction process produces the highest-quality cannabis oils in the world.
A survey of the reasons for dental extractions in France.
Soxhlet is a technique for both initial and bulk extractions. Through this method, 30g powder of the plant is put in a cellulose thimble in an extraction chamber, which is located on top of a collecting flask under a reflux condenser.
Furthermore, microwaves assisted and Soxhlet extractions were proved better as compared to the other adapted procedures regarding percent yield and silymarin contents.

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