Curette
Encyclopedia
A curette is a surgical instrument designed for scraping biological tissue
or debris in a biopsy
, excision
, or cleaning procedure. In form, the curette is a small hand tool
, often similar in shape to a stylus
; at the tip of the curette is a small scoop, hook, or gouge. The verb to curette means to scrape with a curette.
A currette is commonly used to aid in the removal of impacted ear wax. Surgeons often use a curette for the debridement
of tissue, a common example of which is dilation and curettage
of the uterus
performed in gynaecology
.
In the performance of an adenoidectomy
, an otolaryngologist may view the adenoids using a mirror or endoscope, and then excise the adenoids with a curette.
In periodontology
, the edged hook of the periodontal curette
scrapes calculus
(tartar) deposits from tooth enamel
.
Biological tissue
Tissue is a cellular organizational level intermediate between cells and a complete organism. A tissue is an ensemble of cells, not necessarily identical, but from the same origin, that together carry out a specific function. These are called tissues because of their identical functioning...
or debris in a biopsy
Biopsy
A biopsy is a medical test involving sampling of cells or tissues for examination. It is the medical removal of tissue from a living subject to determine the presence or extent of a disease. The tissue is generally examined under a microscope by a pathologist, and can also be analyzed chemically...
, excision
Excision
Excision is the alias of Jeff Abel, a dubstep DJ and music boss from British Columbia, Canada. He frequently works with fellow Canadian dubstep producers Datsik and Downlink. As one of the first dubstep producers and DJs in North America, he has played a significant role in the genre's growth in...
, or cleaning procedure. In form, the curette is a small hand tool
Hand tool
A hand tool is a device for performing work on a material or a physical system using only hands. The hand tools can be manually used employing force, or electrically powered, using electrical current...
, often similar in shape to a stylus
Stylus
A stylus is a writing utensil, or a small tool for some other form of marking or shaping, for example in pottery. The word is also used for a computer accessory . It usually refers to a narrow elongated staff, similar to a modern ballpoint pen. Many styli are heavily curved to be held more easily...
; at the tip of the curette is a small scoop, hook, or gouge. The verb to curette means to scrape with a curette.
A currette is commonly used to aid in the removal of impacted ear wax. Surgeons often use a curette for the debridement
Debridement
Debridement is the medical removal of a patient's dead, damaged, or infected tissue to improve the healing potential of the remaining healthy tissue...
of tissue, a common example of which is dilation and curettage
Dilation and curettage
Dilation and curettage refers to the dilation of the cervix and surgical removal of part of the lining of the uterus and/or contents of the uterus by scraping and scooping . It is a diagnostic gynecological procedure.D&C normally is referred to a procedure involving a curette, also called sharp...
of the uterus
Uterus
The uterus or womb is a major female hormone-responsive reproductive sex organ of most mammals including humans. One end, the cervix, opens into the vagina, while the other is connected to one or both fallopian tubes, depending on the species...
performed in gynaecology
Gynaecology
Gynaecology or gynecology is the medical practice dealing with the health of the female reproductive system . Literally, outside medicine, it means "the science of women"...
.
In the performance of an adenoidectomy
Adenoidectomy
Adenoidectomy is the surgical removal of the adenoids. They may be removed for several reasons, including impaired breathing through the nose and chronic infections or earaches. The surgery is less common for adults. It is most often done on an outpatient basis under general anesthesia....
, an otolaryngologist may view the adenoids using a mirror or endoscope, and then excise the adenoids with a curette.
In periodontology
Periodontology
Periodontology or Periodontics is the specialty of dentistry that studies supporting structures of teeth, diseases, and conditions that affect them...
, the edged hook of the periodontal curette
Periodontal curette
A periodontal curette is a dental instrument used primarily in the prophylactic and periodontal care of human teeth. The working tips are fashioned in a variety of shapes and sizes, but they are always rounded at the tip in order to make subgingival cleansing less traumatic to the gingiva...
scrapes calculus
Calculus (dental)
In dentistry, calculus or tartar is a form of hardened dental plaque. It is caused by the continual accumulation of minerals from saliva on plaque on the teeth...
(tartar) deposits from tooth enamel
Tooth enamel
Tooth enamel, along with dentin, cementum, and dental pulp is one of the four major tissues that make up the tooth in vertebrates. It is the hardest and most highly mineralized substance in the human body. Tooth enamel is also found in the dermal denticles of sharks...
.