(n.) A four-wheeled carriage for conveying ammunition, consisting of two parts, a body and a limber. In light field batteries there is one caisson to each piece, having two ammunition boxes on the body, and one on the limber.
(n.) A chest filled with explosive materials, to be laid in the way of an enemy and exploded on his approach.
(n.) A water-tight box, of timber or iron within which work is carried on in building foundations or structures below the water level.
(n.) A hollow floating box, usually of iron, which serves to close the entrances of docks and basins.
(n.) A structure, usually with an air chamber, placed beneath a vessel to lift or float it.
(n.) A sunk panel of ceilings or soffits.
Example Sentences:
(1) We describe an operating table in which the whole patient, apart from the eye undergoing surgery, is enclosed in a caisson within which the barometric pressure can be lowered at any time during surgery.
(2) Pneumatic caisson work in Japan has been in operation since 1924.
(3) On bed rest days 3, 7 and 14 the following rheological and hemodynamic parameters were measured: blood dynamic viscosity, Caisson viscosity, yield limit, red blood cell aggregation, stroke volume, cardiac output, and total peripheral resistance.
(4) Investigations into the etiology of caisson disease of bone have shown evidence for an increase in marrow fat cell size resulting from hyperoxia.
(5) So unmanned caisson work is considered as a better technique for such high pressure work, even though people must enter into hyperbaric working fields for maintenance or repair of unmanned operated machinery and materials.
(6) Compressed air works have been used as the safest construction work for the basic underground or underwater compressed shield or caisson works in Japan; however, the workers who were exposed to the compressed fields must have put themselves at risk of decompression sickness.
(7) Accordingly unmanned caisson work is considered as a better technique for such higher pressurized work, even though workers must enter into hyperbaric working fields for maintenance or repair of unmanned operated machinery and materials.
(8) Nineteen caisson workers had been exposed to metallic mercury vapours while digging tubes underneath the first district of Vienna (exposure between 470 and 2440 min; mean 1621 min).
(9) According to obtain the purpose, the effect of respiratory protection has been investigated and work load under hyperbaric caisson work has also been studied.
(10) The results have confirmed a high informative value of the complex of parameters of rotational viscosimetry: the limit of blood fluidity, apparent blood viscosity, caisson viscosity of the blood, and the coefficient of erythrocyte cohesion (A) and of the parameters of aggregation of the formed elements of the blood, this complex allowing an objective differentiation between microcirculatory peculiarities in patients with initial manifestations of cerebral blood supply insufficiency (IMCBSI) versus patients with ischemic stroke (IS).
(11) Eleven Wistar rats were stimulated daily in a caisson and all stimulations were delivered after 30 min of diving at 3 ATA of air.
(12) A caisson worker with symmetrical bone infarcts in the tibiae demonstrated a malignant transformation of one of the bone infarcts with wide-spread metastases to the lungs and viscera.
(13) Discussed are coal miners' nystagmus, scrotal cancer in chimney sweeps, phossy jaw, hatters' shakes, painters' colic, potters' rot, chauffeurs' knee, glanders, caisson disease, and others.
(14) The caisson, drawn by six black horses, was the same vessel that in 1937 carried the coffin of Tomáš Garrigue Masaryk, Czechoslovakia's first president after the country was founded in 1918.
(15) Four of the patients had caisson disease, three had what is probably an hereditary bone dysplasia, one had sickle cell disease and eight had infarcts of unknown etiology.
(16) Pneumatic caisson work in Japan has come into operation since 1924.
(17) Extensive data concerning the incidence of decompression sickness among workers participating in the deepest caisson operation in Japan to date have been collected and analyzed for the period April through August, 1976.
(18) Progression of dysbaric osteonecrosis of the femoral and humeral heads was evaluated in 15 caisson workers.
(19) The number of exposures of workers was 23,737 in caisson work and 75,244 in shield work.
(20) Routine radiographs on Caisson workers have shown a rare form of osteopathy in the femoral neck due to decompression and which is not associated with symptoms.
Lacuna
Definition:
(n.) A small opening; a small pit or depression; a small blank space; a gap or vacancy; a hiatus.
(n.) A small opening; a small depression or cavity; a space, as a vacant space between the cells of plants, or one of the spaces left among the tissues of the lower animals, which serve in place of vessels for the circulation of the body fluids, or the cavity or sac, usually of very small size, in a mucous membrane.
Example Sentences:
(1) Casts of lacunae and canaliculi along with the underlying matrix could be visualized in these preparations.
(2) This kind of distribution of microfilaments was always associated with resorption lacunae, and F-actin, vinculin, and talin zones correspond roughly to the edge of lacunae.
(3) As lacunae develop, both syncytial and cytotrophoblast are exposed to maternal blood.
(4) A cartilage is regarded as 'cell-rich' if its cells or their lacunae occupy more than half of the tissue volume.
(5) Intravenous urography reveals the presence of a persistent lacuna in a calix or of the pelvis, radiologic evidence of the abnormal papilla.
(6) Under the scanning electron microscope, the clear dentine tubules in the resorption lacuna, the shallow, unclear resorption lacuna with deposition of the hard tissue and the various steps between them were observed.
(7) Localised tumour forms present either in the form of large polycyclic lacunae, sometimes invaginated or as vast ulcerations with irregular nodular margin, or as due to parietal infiltration and exoluminal development of the tumour mass and neighbouring adenopathy.
(8) The resorbant organ, rich in odontoclasts, cementoblasts, fibroblasts, and macrophages, formed prominent resorption lacunae in root dentin.
(9) Signs of osteolysis, such as enlarged osteocyte lacunae surrounded by a metachromatic zone in toluidine blue stained sections, and confluence of osteocyte lacunae in microradiographs, were compared with the fluorochrome labelling pattern.
(10) These had networks which formed the floor of each stomata and the roof of each lacunae.
(11) Besides greater detailization of the prevailing diameters of the pores, the method of poremetry allows the information to be obtained concerning the distribution of not only sizes of central canals of osteons but also smaller pores characterizing the system of lacunae of osteocytes and canals connecting them.
(12) Osteocyte viability within the femoral head was assessed by counting empty osteocyte lacunae in five random high-power fields of hematoxylin- and eosin-stained sections.
(13) Lipohyalinosis, initially referred to as the underlying pathologic vascular lesion specific for lacunae, is found most commonly in a subset of patients with severe hypertension associated with multilacunar dementia.
(14) These areas were characterized by a matrix of amorphous blue ground substance with lacunae that contained enlarged and slightly atypical cells.
(15) The condition was diagnosed by biopsy of a cranial bone lacuna.
(16) When ascorbic acid is added to the hormone-supplemented medium, differentiating chondrocytes organize their matrix leading to a cartilage-like structure with hypertrophic chondrocytes embedded in lacunae.
(17) The occlusion of arterioles underneath the site suggests that circulation through the lacunae at this stage is indirect.
(18) The second most common cause of dementia, cerebrovascular disease, produces dementia only when there is destruction of brain tissue, as in individuals who have multiple strokes or who have hypertensive vascular disease leading to multiple lacunae.
(19) Macrophages and giant cells did not form pits or resorption lacunae on the bone substrates as osteoclasts did.
(20) These MNC express an osteoclast phenotype and form resorption lacunae on calcified matrices.