root canal

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canal

 [kah-nal´]
a relatively narrow tubular passage or channel.
adductor canal Hunter's canal.
Alcock's canal a tunnel formed by a splitting of the obturator fascia, which encloses the pudendal vessels and nerve.
alimentary canal see alimentary canal.
anal canal the terminal portion of the alimentary canal, from the rectum to the anus.
atrioventricular canal the common canal connecting the primordial atrium and ventricle; it sometimes persists as a congenital anomaly.
birth canal the canal through which the fetus passes in birth.
carotid canal one in the pars petrosa of the temporal bone, transmitting the internal carotid artery to the cranial cavity.
cervical canal the part of the uterine cavity lying within the cervix.
condylar canal an occasional opening in the condylar fossa for transmission of the transverse sinus; called also posterior condyloid foramen.
canal of Corti a space between the outer and inner rods of Corti.
femoral canal the cone-shaped medial part of the femoral sheath lateral to the base of Gimbernat's ligament.
haversian canal any of the anastomosing channels of the haversian system in compact bone, containing blood and lymph vessels, and nerves.
Hunter's canal a fascial tunnel in the middle third of the medial part of the thigh, containing the femoral vessels and saphenous nerve. Called also adductor canal.
hypoglossal canal an opening in the occipital bone, transmitting the hypoglossal nerve and a branch of the posterior meningeal artery; called also anterior condyloid foramen.
infraorbital canal a small canal running obliquely through the floor of the orbit, transmitting the infraorbital vessels and nerve.
inguinal canal the oblique passage in the lower anterior abdominal wall on either side, through which passes the round ligament of the uterus in the female, and the spermatic cord in the male.
medullary canal
optic canal a passage for the optic nerve and ophthalmic artery at the apex of the orbit; called also optic foramen.
pulp canal root canal.
root canal that part of the pulp cavity extending from the pulp chamber to the apical foramen. Called also pulp canal.
sacral canal the continuation of the spinal canal through the sacrum.
Schlemm's canal venous sinus of sclera.
semicircular c's see semicircular canals.
spinal canal (vertebral canal) the canal formed by the series of vertebral foramina together, enclosing the spinal cord and meninges.
Volkmann's c's canals communicating with the haversian canals, for passage of blood vessels through bone.

root canal

n.
1. A pulp-filled channel in a root of a tooth.
2. A treatment in which diseased tissue from this part of the tooth is removed and the resulting cavity is filled with an inert material.

root canal

Dentistry A popular term for the complete removal of a tooth's pulp from the root canal and filling it with an inert material; RCs are performed when the decay is too deep for amalgam to provide adequate permanent therapy

root canal

The pulp cavity in the root of a tooth.

Root canal

The space within a tooth that runs from the pulp chamber to the tip of the root.
Mentioned in: Root Canal Treatment

Patient discussion about root canal

Q. How much does a root canal hurt? I have to get a root canal for my bottom tooth. I was wondering how much they hurt. And do you have any suggestions that help distract from the pain? Thanks.

A. i did one about two years ago- even the injection wasn't too bad! didn't feel a thing. but after the anesthesia worn off it hurt. but then the dentist told me to take Advil or any other NSAID and it helped.

More discussions about root canal
References in periodicals archive ?
The successful outcome of an endodontic therapy depends on certain factors in which the most important is root canal preparation.1 One of the most common causes of root canal failure is inadequate debridement of root canal space, leaving pulp tissue remnants, microorganisms or their byproducts in the canal space.
There is no report about root canal file stick into the epiglottis in the literature.
A size 15 K-file (Dentsply Maillefer, Ballaigues, Switzerland) was passively inserted along the working length of the root canals. Afterwards, these instruments were used under the same experimental conditions as described for Group PFCP.
Root Canal Morphology of the Mandibular First Premolars in a Yucatecan Population Using Cone Beam Computed Tomography: An in vitro Study
Post obturation radiographs were compared using T-score in terms of difference in length, density and taper of root canal filling.
Almost nine out of 10 patients never required root canal treatment but most were unnecessarily lured into the invasive treatment, an Abu Dhabi doctor has said.
To remove the bacteria from root canals, each canal was washed with 1 mL of 0.9% SF solution; subsequently, size 40 sterile paper points were held for 1 minute inside the canals before and after the experimental and control group procedures.
One of the desirable properties of the root canal obturation material is its ability to adhere to root dentine [1].
Schneider, "A comparison of canal preparations in straight and curved root canals," Oral Surgery, Oral Medicine, and Oral Pathology, vol.