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Biomedical subjects

A Bracken

Publications and source records attributed to A Bracken.

At least 19 recordsLinked to original sources

Streamlining nutritional care for the physician's office.

OBJECTIVE: Nutritional care needs are overlooked in clinical practice. We review nutritional needs and describe an approach for improving nutritional care in clinical practice. DESIGN: Data from a controlled trial and several population cohorts. SETTING: Primary care practices and a population survey in New Hampshire and Vermont, USA. SUBJECTS: The controlled trial involved 1651 persons aged 70+years. The cohorts include information from 1879 persons aged 12+. INTERVENTION: All patients completed standard surveys which included information about nutritional needs. 22 practices participated in the trial. RESULTS: The higher the BMI, the less healthy the population. 15 30% of patients report problems or concerns with eating/weight and nutrition. Patients with problems or concerns are often bothered by other health and social problems. Patients who have productive interactions with clinicians have improved nutritional care and are more likely to report help with eating problems (68% vs 86%; Odds ratio 5.0 (95% CI: 0.9-27.0). CONCLUSIONS: Nutritional issues are common and complex. A productive provider-patient interaction can improve the nutritional care of patients. Essential elements for a productive interaction include an informed, educated patient and a provider (or clinical team) prepared to assess and manage the broad range of issues that are important to the patient. Technology facilitates necessary feedback between patient and provider.

Adolescent↗

Fluorine compounds in anaesthesia (9). Examination of six aliphatic compounds and four ethers.

Six heavily fluorinated aliphatic compounds and four heavily fluorinated derivatives of diethyl ether have been examined as anaesthetics, using mice. Two compounds are felt to be worth further examination. These are 1,1,1,-trifluoro-2,2-dichloroethane (halothane with the bromine atom replaced by a second chlorine) and 1,1,2,2,4,5,5-heptafluoro-3-oxapentane (ordinary diethyl ether with seven hydrogen atoms replaced by fluorine).

Anesthesia, Inhalation↗

Use of entonox plus carbon dioxide in the dental surgery.

The introduction of Entonox has made it possible to guarantee full oxygenation of the inspired gas of outpatients having nitrous oxide anaesthesia. The addition of 1-2% halothane enables good conditions to be obtained for minor surgery such as dental extraction. The use of an Entonox mixture containing 7% carbon dioxide to stimulate ventilation in patients receiving anaesthesia with nitrous oxide, oxygen and halothane is described.

Adolescent↗

Safety precautions to be observed with cooled premixed gases.

The gas delivered from a cylinder of Entonox (50% nitrous oxide and 50% oxygen) may not contain adequate quantities of oxygen if the cylinder has been cooled and then allowed to warm up in a vertical position.The composition of gas delivered from cylinders cooled to not lower than -40 degrees C. remains unaltered if the cylinders are rewarmed for 24 hours in a horizontal position at a temperature of not less than 5 degrees C.Cylinders of Entonox delivered in cold weather should be stored in a horizontal position at 5 degrees C. or more for at least 24 hours before use.

Anesthesia, Obstetrical↗