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a passageway of varying length through a solid body, completely enclosed except for the open ends, permitting entrance and exit.
carpal tunnel the osseofibrous passage for the median nerve and the flexor tendons, formed by the flexor retinaculum and the carpal bones; see also carpal tunnel syndrome.
flexor tunnel carpal tunnel.
tarsal tunnel the osseofibrous passage for the posterior tibial vessels, tibial nerve, and flexor tendons, formed by the flexor retinaculum and the tarsal bones; see also tarsal tunnel syndrome.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


An elongated passageway, usually open at both ends.
Farlex Partner Medical Dictionary © Farlex 2012


An elongated passageway, usually open at both ends.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


A narrow channel or passageway.
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carpal tunnel

The canal in the wrist bounded by osteofibrous material through which the flexor tendons and the median nerve pass. Synonym: flexor tunnel See: illustration

flexor tunnel

Carpal tunnel.

inner tunnel

The triangular canal lying between the inner and outer pillars of Corti in the organ of Corti of the inner ear.

tarsal tunnel

The osteofibrous canal in the tarsal area bounded by the flexor retinaculum and tarsal bones. The posterior tibial vessels, tibial nerve, and flexor tendons pass through this tunnel.
Medical Dictionary, © 2009 Farlex and Partners


An elongated passageway, usually open at both ends.
Medical Dictionary for the Dental Professions © Farlex 2012

Patient discussion about tunnel

Q. I'm looking for natural/organic ways to deal with carpal tunnel syndrome. My Boss has Carpal Tunnel syndrome. I'm looking for some natural remedies to help her ease the pain.

A. I have found that MSM (GNC brand) 1500mg per day works for me. I talked to an Orthopedic Surgeon asking him why it works... he said "they really don't know why it works, but it works for many of my patients". When I stop taking my MSM the symptoms return so it is not a cure.

I have tried other brands of MSM and found the GNC brand works the best for me. It takes about 2 weeks to begin to see the results and several more weeks to get the full affect.

Q. what can i do to help my capentunnel without surgery?

A. a good friend of mine is a bike racer and did the surgery- it's not a bad solution as it seems...but you can try and put on a splint to stabilize the wrist. The splint is worn at night for several weeks. If this does not help, you may need to wear the splint during the day. Hot and cold compresses may also be recommended.

There are many ergonomic devices that can be used in the workplace to reduce the stress placed on the wrist. These include special keyboards, cushioned mouse pads, and keyboard drawers. Make sure the keyboard is low enough so that the wrists aren't bent upward during typing. You may also need to make changes in your work duties or recreational activities.

More discussions about tunnel
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References in periodicals archive ?
Two way analysis of variance (ANOVA)/ Kruskal-Wallis tests, and associated multiple comparisons tests, Tuckey and Dunn were used for testing: a) possible differences of nesting guild selection (tunnelers, dweller, rollers) and feeding guild selection (coprophagous, necrophagous, saprophages and generalist) within the different habitats; b) possible differences in richness and abundance of Scarabaeinae by bait, and c) differences in abundance and richness of the Scarabaeinae by baits within the habitats studied.
(284) These cases demonstrate that the tunneler might have strong
In most cases, such serious complications were due to vaginal erosion of the tape and subsequent infections,[sup.2]-[sup.10] and the site of infection (obturator or thigh) was explained by the course through the anatomical structures traversed by the tunneler. Among the muscles traversed, the adductor brevis is the first, followed by obturator externus and then internus.[sup.7] The mechanism of infection in our patient was likely due to vaginal erosion.
Within days, three men, including the tunneler Eric Williams had escaped along the narrow, airless passage and melted into the surrounding woodland, carrying civilian clothes and forged documents.
Lateral vaginal injury was encountered in 1 patient, which was identified at the time of the injury and the tunneler was removed and correctly reinserted without further consequence.
Work brutalizes, but it is one's connection to the world, and when Patrick begins to work--as a tunneler, a tanner and later, a saboteur--he finally enters the lives he has brought together, sheds one skin for another.
Tillage practices, farm inputs, low mammalian diversity, availability of dung, fragmentations of land and texture of the soil are some of the key elements that determine comparative abundance of tunnelers and rollers (Noureen et al., 2015a).
A new buffer zone within Israel's territory, dozens of meters in width, will afford it extra time to respond by depriving Hamas tunnelers of targets on the frontier.
A new buffer zone within Israel's territory, dozens of metres (yards) in width, will afford it extra time to respond by depriving Hamas tunnelers of targets on the frontier.
Then suppose the wall extended 15 feet underground--a little more than is structurally necessary for a foundation, but enough to deter some tunnelers. You wouldn't really build a long wall at a constant thickness, but let's assume that on average, it's one foot thick--enough to make a 50-foot wall stable and hard to cut through, a concern that Trump and his supporters have raised with the existing border fence.
See also, "Sound Proof: How Hezekiah's Tunnelers Met," Biblical Archaeological Review, September-October (2008) pp.
The tunnelers were all hard Irishmen, good workers on 12 hour shifts and well paid.