THE EASTMAN DENTAL CLINIC.

THE EASTMAN DENTAL CLINIC.

1192 Elastic fibres will penetrate a scar, epitheliumQL large portions of them has sometimes led to too regenerates, many large gastric ulcers heal ...

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1192

Elastic fibres will

penetrate a scar, epitheliumQL large portions of them has sometimes led to too regenerates, many large gastric ulcers heal with scD radical an outlook. New conceptions arising from much reconstitution of the stomach wall that theiir more intimate knowledge of disease have restricted former situation becomes almost impossible to per-- the operations of surgery in many septic affections ceive post mortem. In other mammals largeB such as acute osteomyelitis, cellulitis, carbuncle. portions of muscular tissue have been removed and1 We are entering, in Lord MoYNiHAN’s words, the era the muscles have regained their normal size. Motorr of physiological repair by the craft of surgery. ) Diligent search is being made to substitute some nerves which have been divided and implanted into muscle have been observed to form new end-plates.. method less radical than cholecystectomy or partial The parietal loculi of the common bile-duct have3 gastrectomy for cholecystitis or gastric ulcer. It is hypertrophied after cholecystectomy to the extentb in such studies that surgery advances and technique of giving the animal a new gall-bladder as far as becomes finer, so that it may be used to greater function goes. It cannot be denied that regenera- advantage on the fewer occasions when intertion will take place in the kidneys. May we; vention is necessary-witness especially the not still hope that, as the result of some new7 progress in thoracic and cranial surgery. In the discovery, the fibrous barrier we now obtain infuture no doubt the number of operations will lessen, the most aseptic wound will be reduced to a, while the field of surgery will enlarge so as to include vanishing-point, and ultimately cease to be at what are now regarded as medical diseases. It .

barrier at all ? Meanwhile it is all to the good that the limitations of surgery in its present stage of development should be fully realised. The prevalent restrict the to extent of tendency surgical intervention is also good, for the safety and ease with which the surgeon has learnt to remove organs or

may be that the present-day distinction between physician and surgeon will disappear, and one individual will combine the knowledge and technical skill of both, to the great benefit of the healing art. In neurology this has already happened. In the case of the organs of special sense it has always existed.

ANNOTATIONS THE EASTMAN DENTAL CLINIC. THE opening of the Eastman Dental Clinic on Wednesday of last week is an important event in the record of the efforts made to provide for the dental needs of the children of London. For a long time the only institutions available for the care of children’s teeth other than extractions were the dental hospitals, and if time and distance had not limited the attendance they would have been overcrowded. The instit .tion of a large number of clinics in London and its suburbs by the London County Council has made conservative dentistry accessible to large numbers of children, but as the scheme is far from

child clientele only would not be adequate. For the training of dental nurses for employment in school clinics throughout the country the institution offers good facilities and the employment of such assistants to school dentists, with strict limitation of function, might well be more extensive than it is; but until the demand develops it would obviously be unwise to train more than can be easily absorbed. Another possibility is research, for which there will clearly be ample accommodation and.equipment, and probably clinical material which it would be a pity to a

waste. ____

RESEARCH ON THE COMMON COLD. complete, the important in 1928 the John J. Abel fund of$195,000 EARLY work of treatment of defective growth of the jaws and abnormalities in position of the teeth is scarcely was established in the medical school of Johns Hopkins attempted, and these conditions, together with University for research into the cause of the common

being comprehensive

or

the treatment of diseases of the gums and some surgical affections of the jaws, form a very valuable part of the work of the special dental hospital. Mr. Eastman’s object is to demonstrate, in a particular area, the beneficial effects on health of thorough and complete preventive and remedial treatment of the mouth and teeth from the earliest years. For this purpose the sumptuous building and equipment generously provided by Mr. Eastman are more than adequate, and the maintenance has been guaranteed by Lord Riddell and Sir Albert Levy, the chairman and honorary treasurer of the Royal Free Hospital, which the new building adjoins, and with which it is closely associated as regards management and contact. The orthodontic department is to be a special feature, and will go far to meet a growing demand for the treatment of the various forms of abnormal jaw development, which are more intimately connected with general health than is sometimes appreciated. Further possible developments of the clinic leap to the mind. Its association with the Royal Free Hospital suggests a school for the training of women dentists, but for that purpose

cold.

The first definite results from this research

are

reported in the current proceedings of the Society for Experimental Biology and Medicine.1 Healthy young women volunteers were secured for the experiment. They were isolated with great care from all chance infection. The experiments, moreover, were carried out in the months of June and July, 1930, when the incidence of colds in Baltimore was at a low level. Nasopharyngeal washings were taken from persons who were in the first 48 hours of a common cold infection. Half of each washing was put through a Berkefeld V candle and in each case the filtrate contained filter-passing anaerobes. The other half was filtered either through a Berkefeld W candle or an improved Seitz filter, when all attempts to demonstrate micro-organisms, either aerobic or anaerobic, in these filtrates failed. The experimental subjects were inoculated intranasally and the pharynx swabbed with small quantities of the same filtrate. In the first group of ten volunteers half received Berkefeld V filtrate and half Seitz filtrate. Two subjects in and

A.: Etiology of Acute H., Doull, 1 Long, certainly Upper Respiratory Infection (Common Cold). Perrin

James