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Biomedical subjects

H Flaatten

Publications and source records attributed to H Flaatten.

At least 55 records · Page 3Linked to original sources

Percutaneous placement of permanent central venous catheters: experience with 200 catheters.

The prospective registration of 200 percutaneous placements of permanent central venous catheters (Hickman catheters and subcutaneous infusion ports) was conducted in 172 patients aged 3 months-95 years. The insertions were reviewed to assess whether certain groups of patients or physicians were associated with more complications than others. Complications occurred in 16 patients (8.0%), of which 12 were arterial punctures. Two attempts (1%) at catheter placement failed. None of the complications required treatment. Of the catheter placements, 70% were performed by one of the three authors, and the rest by seven other experienced anesthesiologists. The complication rates were not different between the two groups. Nor was the complication rate significantly higher in small children. Percutaneous placement of permanent central venous catheters thus proved to be a safe and reliable technique, even in small children. The method is easily learnt by physicians experienced in central venous catheterization. Using this method, permanent venous access may be offered to a large number of patients.

Adolescent↗

[Parenteral nutrition at home. National and Scandinavian organization and team work].

Long term parenteral nutrition is lifesaving in a few patients with severe gastrointestinal failure. Such therapy is often carried out at home (Home parenteral nutrition, HPN) and based on a high degree of self-care. The risk of complications is high, and it requires a considerable skill and experience from the hospital staff to manage HPN and educate patients. The prevalence of such patients in the Nordic countries is 3-4 per million. In some Nordic countries it is impossible to centralize this treatment only to one or two hospitals. With such a small number of patients scattered all over the country it is therefore important to establish a national co-operation and registration regarding HPN-patients. This will increase experience with HPN and make it possible to standardize the therapy with regards to indications, catheter technique, nutritional supply, management of complications, education etc. Furthermore it is a wish to expand this co-operation and registration to include all Nordic countries. Such multinational co-operation might be of value in cases of rare and difficult patients on HPN and in children and will further increase our experience with HPN. Results from a meeting on Nordic co-operation concerning HPN is presented.

Humans↗

Postdural puncture headache. A comparison between 26- and 29-gauge needles in young patients.

The incidence of postdural puncture headache after spinal anaesthesia with two types of 26- and 29-gauge needles was investigated in 149 patients less than 30 years old. Ten patients, (6.7%), six men and four women, developed typical symptoms of postdural puncture headache, while six (4.0%) developed headache of other origin. There were no headaches in the 29-gauge group. Spinal anaesthesia in four patients (8%) was impossible to perform with the 29-gauge needle. By using the latter, spinal anaesthesia can be given to young adults with little risk of postdural puncture headache.

Adolescent↗

Postoperative headache in young patients after spinal anaesthesia.

Spinal anaesthesia was performed on 247 young adult patients with a 25-G needle. Rectal administration of indomethacin had no significant effect on the incidence of postdural puncture headache, which occurred in 16.8% of patients who received the drug compared to 24.5% who received a placebo. A history of headache pre-operatively did not influence the incidence of postlumbar puncture headache.

Adolescent↗

Central venous catheter with subcutaneous injection port (Port-A-Cath): clinical experience with children.

Long-term intermittent venous access was established in 26 children by means of a central venous catheter (CVC) with a subcutaneous injection port (Port-A-Cath) (PAC). As of December, 1985, PACs had been in place for 20-750 days (cumulative 10,890 days) with 647 entries into the system. The PACs were used for blood sampling and administration of chemotherapy, antibiotics, fluids, total parenteral nutrition (TPN), and blood products. One patient with sever neutropenia (absolute neutrophil granulocyte count [ANC] less than 0.1 x 10(9)/L) at the time of the PAC implant developed an infection around the port after 2 days, with subsequent septicemia (Bacillus cereus) necessitating removal of the PAC. Otherwise, no definite PAC-related infections occurred, including 258 days of neutropenia (ANC less than 0.5 x 10(9)/L). Two PACs were found occluded with greyish deposits of fat and organic material after long-term (45 and 61 days) continuous TPN and were removed. Malposition of catheter, extravasation, thrombosis, and other potential technical or psychological complications were not observed. The children continued normal activities, and the easy venous access decreased emotional stress during treatment. Local doctors were trained to use the PACs, with which they administered maintenance chemotherapy. We conclude that the use of PACs in children is safe, even in the first year of life, and has many advantages when compared with other CVCs currently in use. Strict indications, meticulous implantation technique, and adequate handling are, however, mandatory.

Adolescent↗

Spinal anaesthesia for outpatient surgery.

In a prospective study of 51 young male outpatients given spinal anaesthesia through a 25-gauge needle, we found a 37.2% incidence of postdural puncture headache. In addition, 54.9% complained of backache after surgery. Occurrence of headache significantly prolonged the sick-leave from work. General anaesthesia would be preferred by 31.4% of patients for a similar procedure in the future. These patients had a higher incidence of postoperative backache and pain during lumbar puncture. It is concluded that spinal anaesthesia is not a satisfactory technique for outpatient procedures in young men.

Adult↗