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Biomedical subjects

B Man

Publications and source records attributed to B Man.

At least 19 recordsLinked to original sources

The influence of permanent magnetic field therapy on wound healing in suction lipectomy patients: a double-blind study.

The authors present their experience with the healing influence of permanent magnets on postoperative wounds. The responses of 20 patients who underwent suction lipectomy and postoperative negative magnetic field therapy were studied in a double-blind fashion. Magnets in the form of patches (10 patients) or sham magnet patches (10 patients) were placed over the operative region in each of the patients. Pain, edema, and discoloration (ecchymosis) were evaluated at 1, 2, 3, 4, 7, and 14 days postoperatively. Our results show that the treatment group had significant reductions in pain on postoperative days 1 through 7, in edema on days 1 through 4, and in discoloration on days 1 through 3 when compared with the control group. These results demonstrated that commercially available magnets have a positive influence on the postoperative healing process in suction lipectomy patients.

Adolescent↗

[Analysis of the properties of plasma produced by pulsed laser ablation of metal Al at different ambient pressures].

A time and space resolved diagnostic technique was used to study the properties of plasma produced by a pulsed laser on an Al target irradiated at different ambient pressures. The velocities of projected particles were measured. The projected ranges for 1-10keV AI2+ ions ejecting into ambient gas at different pressures were calculated in theory. The calculated results can explain the observed experimental phenomena successfully.

English Abstract↗

Loss of circadian behavioral rhythms and per RNA oscillations in the Drosophila mutant timeless.

Eclosion, or emergence of adult flies from the pupa, and locomotor activity of adults occur rhythmically in Drosophila melanogaster, with a circadian period of about 24 hours. Here, a clock mutation, timeless (tim), is described that produces arrhythmia for both behaviors. The effects of tim on behavioral rhythms are likely to involve products of the X chromosome-linked clock gene period (per), because tim alters circadian oscillations of per RNA. Genetic mapping places tim on the left arm of the second chromosome between dumpy (dp) and decapentaplegic (dpp).

Animals↗

The value of transperineal injection for the diagnosis of imperforate anus.

Imperforate anus is one of the most common causes of intestinal obstruction in the newborn and the exact estimation of the level of the blind rectal pouch is of primary importance. We present 11 cases of imperforate anus and demonstrate the accurate location of the rectal pouch by transperineal injection of contrast media. This method shows an advantage in comparison to the classical plain roentgenogram in the inverted position of the baby. No unnecessary colostomies were performed since intraduction of the transperineal injection. The method is simple and there were no complications due to injection 10-15 cc of 20% Hypaque. Further studies are not in progress to demonstrate the presence or absence of an associated internal fistula in all cases.

Anus, Imperforate↗

Cholecystectomy without drainage, nasogastric suction, and intravenous fluids.

A comparative study was made between 60 patients in whom drainage of subhepatic space was performed after uncomplicated cholecystectomy and 60 patients in whom no drainage was performed. In addition, 30 patients were treated without drainage, nasogastric suction, or intravenous fluids. After operation the patients were evaluated as to postoperative pyrexia, wound infection, lung atelectasis, thrombophlebitis, and postoperative stay in hospital. Fever and wound infection occurred in fewer patients without drainage than those with drainage, but omission of nasogastric suction and intravenous fluids did not influence the incidence of wound infection. Postoperative stay in hospital was shorter in the patients without drainage and shortest in those treated without drainage, nasogastric suction, and intravenous fluids. Nasogastric suction and intravenous fluids are not needed postoperatively, as the degree of the paralytic ileus is very slight and they may be harmful, causing lung atelectasis and thrombophlebitis. Uncomplicated cholecystectomy may be performed safely without drainage, postoperative nasogastric suction, and intravenous fluids.

Adolescent↗

Perforation of hydatid cyst into the common bile duct; report of four cases.

Four cases of hydatid cysts which perforated into the common bile duct are presented. Jaundice was the presenting symptom in three cases. The operative treatment consisted of choledochotomy, evacuation of the daughter cysts and the membrane of the mother cyst and drainage through the T-tube. In one case, it was possible to open the mother cyst, evacuate its contents and drain it externally.

Adult↗

Transient obstruction of the common bile duct following its exploration.

Failure of the contrast medium to enter the duodenum during the operative cholangiography following the common bile duct exploration and instrumentation may be caused by transient obstruction of the common bile duct. It is attributed to spasm and oedema of the sphincter choledochus of Boyden and not of the sphincter of Oddi. The knowledge of the possibility of the pseudo-obstruction of the common bile duct following its exploration may save the surgeon from unnecessary re-exploration and performing sphincterotomy or choledochoduodenostomy. The exploration is unnecessary if, during the common duct exploration, the dilators and the catheter passes easily into the duodenum and on the cholangiogram the obstructed area is smooth and there is no filling defect. A normal cholangiogram performed 8-10 days following the operation proves that the obstruction was transient and not caused by calculus stricture or tumour.

Aged↗

Selective massive amyloidosis of small intestine.

A patient with intestinal amyloidosis with perforation was successfully treated by resection of almost the whole involved small intestine and is recuperating on hyperalimentation therapy. Because there were no signs of amyloiditic deposition in other parts of the body and no other cause of the amyloidosis, the case was considered to be selective localized intestinal amyloidosis. This is the third reported case of perforated amyloiditic intestine and apparently the first case of selective small intestinal amyloidosis involving such a complication.

Amyloidosis↗