Consolidation in such cases is brought about by the action of chemical affinity on finely comminuted matter previously suspended in water.
Organic constituents, such as comminuted shells, and silicious and calcareous exuviae of infusorial animals and plants, are sometimes found mingled in considerable quantities with mineral sands.
In these cases, the debris of the rocks do not reach the sea in a sufficiently comminuted condition to be entitled to the appellation of sand, or even in the form of well-rounded pebbles.
Lombardini found, twenty years ago, that the mineral matter brought down to the Po by its tributaries was, in general, comminuted to about the same degree of fineness as the sands of its bed at their points of discharge.
A slightly comminutedtransverse fracture of the middle third of the left tibia and fibula.
Beach speaks of an individual who suffered fracture of both thighs, and compoundcomminuted fracture of the tibia, fibula, and tarsal bones into the ankle-joint, necessitating amputation of the leg.
Vinnedge reports recovery after concussion of the brain and extreme shock, associated with fracture of the left femur, and comminuted fractures of the left tibia and fibula.
Nankivell speaks of a remarkable recovery in an individual who suffered compound comminuted fracture of both legs, and fracture of the skull.
Tufnell mentions recovery after compound comminuted fracture of the leg, with simple fracture of both collar-bones, and dislocation of the thumb.
The boy was trephined, and the comminuted fragments removed; in about six weeks recovery was nearly complete.
Their period is much less remote than that of the shells of the boulder-clay, and they rarely occur in the same comminuted condition.
It is a finelycomminuted sand or pulverulent loam of a yellowish grey colour, consisting chiefly of argillaceous matter combined with a sixth part of carbonate of lime, and a sixth of quartzose and micaceous sand.
The stone is extremely hard, and chiefly composed of comminuted shell and coral, with here and there some entire corals and shells, of species now living in the adjacent ocean.
Consolidation in these cases is brought about by the action of chemical affinity on finely comminuted matter previously suspended in water.
These two ingredients are well dried over the fire, and comminuted together by friction between the hands.
It is made up of rocks composed of the broken down and comminutedfragments of preexisting aggregates embosoming reliquæ of the animals of a former world, known to us only by the monuments which these remains exhibit.
The singular appendages of this animal are bruised by pounding, or comminuted by {216} friction between the hands, mixed with warm water; and about the quantity of two segments constitutes a dose.
They may be broken and comminuted without much displacement, or separated from their connections and depressed without much fracture.
In comminuted fractures of the lower jaw, it sometimes happens, in spite of our best-directed efforts, that the ends of the fragments cannot be maintained in contact.
On the centre of the forehead, there was an irregular wound, which extended to the root of the nose; and on introducing the finger, the os frontis was found fractured, and a small portion of it comminuted and depressed.
In all fractures, whether simple or compound, comminuted or complicated, if an attempt is to be made to save the limb, let reduction be immediate; coaptation and retention of the separated parts cannot be made too soon.
I flinched again, and made a testy reference to my comminuted collar-bone.
For descriptive purposes, fractures of the vault are divided into the fissured, the punctured, the depressed, and the comminuted varieties.
The fracture is of the comminuted and fissured variety, the cracks radiating from the point of impact and extending for a considerable distance, sometimes even implicating the articular surface of the bone some inches away.
In comminuted fractures of the shafts of long bones there is often a large wedge-shaped fragment completely isolated from the rest, and in the presence of infection this may form a sequestrum.
In comminuted fractures, extension applied by strips of plaster or by means of ice-tong callipers or Steinmann's apparatus (p.
As such fractures usually result from severe forms of direct violence, they are often comminuted and compound.
Radiogram of Comminuted Fracture of both Bones of Forearm.
In oblique and comminuted fractures, union may take place with overlapping, producing a deformity which may prevent the wearing of a glove or of rings.
These fractures are frequently comminuted and compound, and the soft parts may be so severely bruised and lacerated that sloughing follows.
In comminuted fractures, and in fractures in which there is much displacement, the amount of callus is in excess, but this is necessary to ensure stability.
Plates and screws are not recommended forcomminuted fractures, owing to the mechanical difficulty of fixing a number of small fragments and the risks of infection.
In oblique and comminuted fractures it may be necessary to anæsthetise the patient to effect reduction.
In all formations later than the Laurentian, any limestones which are present can be shown, with few exceptions, to be organic rocks, and to be more or less largely made up of the comminuted debris of marine or fresh-water animals.
The upper division is about thirty-six feet thick at Sudbourne in Suffolk, where it consists of a series of beds almost entirely composed of comminuted shells and remains of Bryozoa, forming a soft building-stone.
There is not much smoke; but to set against this there is a vast deal of dust, plenty from the streets, and still more from the tailings and other heaps of highly comminuted ore-refuse.
This is especially noticeable in the fine material, which is made up mostly of the comminuted products of the local rock.
The till is composed of the more or less comminuted materials derived from the land across which the ice passed.
I performed my first capital operation, in a case of compound comminutedfracture of the bone of the arm, which I had to amputate below the shoulder.
I received him some weeks ago into my ward, suffering from a comminuted fracture of the leg; in other words, the limb was very badly crushed.
Small comminuted ice, or bay-ice broken up by the wind.
They gradually diminish in quantity toward the open sea, where the supply is mainly dependent on the substances thrown forth from volcanoes, on pumice in its massive or its comminuted form--i.
The latter may be prepared by bringing comminuted dried spinach leaves into a bottle and pouring 96 per cent.
Ordinary storax (Styrax calamitus or St. vulgaris) is an artificial product prepared by mixing liquid storax with various comminuted vegetable substances.
Most of these substances, if not already found in commerce in the form of a powder, are, before extraction, pulverized, or at least comminuted as much as possible.
In the Silurian limestones we thus have, not merely the coral reefs, but the wide beds of comminuted coral, mixed with the remains of other animals, which are necessarily accumulated in the ocean bed around the reefs and islands.
A" then demonstrates a comminuted fracture of the wrist with three fragments.
I could tell that there was a compound comminuted fracture because there was motion present, and there was a ragged wound just over the radius above the wrist joint.
Mercury dissolved in Spirit of Nitre is employed to procure the precipitation we are speaking of; because metallic substances, when so comminuted by an Acid, are much fitter for such experiments than when they are in a concrete form.
The lower third was of loose crumbling pumice, more finely comminuted than we had yet seen; this is what Humboldt calls 'ash-cones.
Around the foot, where it is not encumbered with débris like the base of an iceberg, a broad line of comminutedpumice produces vegetation like a wady-growth in Somali Land.
