Webster's New World Medical Dictionary

arthroscopic
Related to arthroscopy.
arthroscopy
A surgical technique in which a
tube-like instrument is inserted into a joint to
inspect, diagnose, and repair tissues. It is most
commonly performed in patients with diseases of
the knees or shoulders.
arthrosis
See 
joint.
articulation 1
In medicine, the joint where
bones come together. See also 
joint.
2
In den-
tistry, the occlusal surfaces of the teeth, where the
teeth come together.
3
In speech, the production
of intelligible words and sentences by joining
together the lips, tongue, palate, and other struc-
tures.
articulation disorder
A speech disorder involv-
ing difficulties in articulating specific types of
sounds. Articulation disorders often involve substi-
tution of one sound for another, slurring of speech,
or indistinct speech. Treatment is speech therapy.
artificial heart
A human-made heart. An artifi-
cial heart is a mechanical pump that is used to
replace a damaged heart temporarily or perma-
nently.
artificial insemination
A procedure in which a
fine catheter (tube) is inserted through the cervix into
the uterus to directly deposit a sperm sample. The
purpose of this relatively simple procedure is to
achieve fertilization and pregnancy. Also known as
intrauterine insemination (IUI).
artificial insemination by donor
A procedure in
which a fine catheter (tube) is inserted through the
cervix into the uterus to directly deposit a sperm sam-
ple from a donor other than the woman’s mate. The
purpose of this procedure is to achieve fertilization and
pregnancy. Abbreviated AID. Also known as heterolo-
gous insemination.
artificial insemination by partner
A procedure
in which a fine catheter (tube) is inserted through the
cervix into the uterus to deposit a sperm sample from
the woman’s mate directly into the uterus. The pur-
pose of this procedure is to achieve fertilization and
pregnancy. Abbreviated AIH. Also known as homolo-
gous insemination.