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Biomedical subjects

J B Mikkelsen

Publications and source records attributed to J B Mikkelsen.

11 recordsLinked to original sources

Interlocking nailing of humeral shaft fractures.

: In this retrospective study 48 humeral shaft fractures in 48 patients were operated on using the Seidel interlocking nail. The length of follow-up ranged from 6 to 60 months (median, 26 months). The treatment of fractures was satisfactory with the Seidel nail, but we emphasize the importance of countersinking the tip of the nail into the humeral head to avoid impingement. In 5 of 12 patients with non-unions, the procedure failed, and we found that the distal locking seemed to be inadequate. Pathological fractures (i.e., those caused by metastatic tumors) were all efficiently treated with the Seidel nail.

Adult↗

[Skating injuries. A study of an injury sample in a Danish community skating rink].

A review is presented of injuries sustained at an ice rink and treated at the emergency room, Odense University Hospital in Denmark, during 1993. Of the 105 patients treated, 67 (64 per cent) were 10-19 years of age. Most patients had been injured during a fall, no other participant being involved. About 25 per cent of the injuries were lesions the face or head. In seven cases the patient had been cut on the hand by the blade of another participant's skate, two patients had tendon lesions and in 16 cases the patient had sustained a fracture of the forearm or hand as the result of a fall. Many of the injuries could have been prevented by the use of protective gear (helmet, gloves and knee and elbow pads).

Adolescent↗

Scapholunate distance in children.

PURPOSE: To measure the scapholunate distance in normal wrists in a child population. MATERIAL AND METHODS: In 79 children with unilateral wrist trauma boths wrists were radiographed in p.a. and lateral views. RESULTS: The median scapholunate distance ranged from 9 mm in the 7-year-old to 3 mm in the 15-year-old children. Baseline values are presented.

Adolescent↗

[Reduction of traumatic primary anterior shoulder dislocation under local analgesia].

The aim of the present study was to evaluate the value of local versus intravenous anaesthesia in the reduction of acute shoulder dislocations. Patients with a primary traumatic dislocation of the shoulder were randomized to either local lidocaine or intravenous anaesthesia with pethidine/diazepam. The local method was performed with 20 ml of 1% lidocaine. The intravenous method was performed with pethidine/diazepam injected intravenously. The patients were observed for any complication during and after the procedure and the used methods were evaluated using a Visual Analogue Scale (VAS). In the period from November 1991 to September 1993 81 patients were admitted to our departments and 68 patients were included. Average age was 48 years (range 15-79) with 29 men and 39 women. Thirty-five patients were randomized to intravenous anaesthesia, 33 had a successful reduction and two failed. Thirty-three patients received local anaesthesia, 32 succeeded and one failed. Ten patients treated with the intravenous method had respiratory depression and six required antidote. No systemic or local side effects and no neuro-vascular injuries were recorded with the use of lidocaine. We did not observe any superficial or deep infection in the lidocaine group. There was no statistical difference between the average VAS value in the two groups. Local anaesthesia used to reduce acute primary anterior dislocation of the shoulder is a simple, safe and well-accepted method with significantly fewer respiratory complications.

Adolescent↗

Reduction of traumatic secondary shoulder dislocations with lidocaine.

The aim of the present study was to evaluate the value of local anaesthesia versus the commonly used intravenous pethidine/diazepam in the reduction of acute secondary shoulder dislocations. Patients with a traumatic secondary dislocation of the shoulder were randomized to either locally injected lidocaine or intravenously injected pethidine/diazepam. The local method was performed with 20 ml of 1% lidocaine. The patients were observed for any complication during and after the procedure, and the methods used were evaluated with a visual analogue scale (VAS). From November 1991 to September 1993, 62 patients were admitted to our departments of whom 52 were included in the study. Average age was 47 years (range 18-89 years) with 24 men and 28 women. Twenty-six patients were randomized to pethidine/diazepam; 22 had a successful reduction, and 4 were failures. Twenty-six patients received lidocaine, of whom 18 were successful and 8 not. Three patients treated with the intravenous method suffered respiratory depression, and one required an antidote. No systemic or local side-effects, no neurovascular damage and no early or late superficial or deep infection were recorded in the lidocaine group. There was no statistical difference between the average VAS value in the two groups. Lidocaine used to reduce acute secondary dislocations of the shoulder is a simple and safe method. It is as effective as the standard intravenous method and is well accepted by patients.

Adolescent↗

[Poisoning accidents with household chemicals among children].

A review is presented of the registration of all poisoning accidents among children aged 0-6 years treated at the University Hospital, Odense, Denmark during the period 1.1.1980-31.12.1992. There were 1751 poisoning accidents of which 482 were accidents with household chemicals. There were 69 accidents with lamp oil (Petroleum) of which 67 were in the age group 0-3 years. A peak incidence in the age group 0-3 years old is seen in 1986. In 1992 the incidence is at about the same level as in 1980. The incidence in the age group 4-6 years is at almost the same level throughout the entire period. We conclude that it is necessary to continue with campaigns to prevent accidents with household chemicals among children.

Accidents, Home↗

[Aquatic injuries].

The pattern of injury sustained in an aquascape is described. The most serious and the highest number of injuries were sustained in the water chute (head, face). 15 percent of the injuries were bone or dental fractures. Prophylactic advice is given.

Adolescent↗

[Prehospital treatment at large outdoor music festivals. Economic aspects].

An emergency facility was provided at the Midtfyn Rock Music Festival in 1990 (comprising 7,000 musicians and ancillaries and an overall public attendance of 60,000). A total of 329 patients were treated at the facility during the four and a half days that the festival lasted. The numbers of diseases and injuries were recorded, and the economic aspects are discussed in the article. In 74 per cent of cases, treatment was completed at the emergency facility, and the patients could be discharged. In terms of staff costs and the saving in patient transport costs alone, the economic gain to the community was estimated to be about 25,000 DKR. Thus, the provision of an emergency facility was cost-effective, and is recommended at such mass outdoor gatherings as cultural and sports events.

Cost-Benefit Analysis↗