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Biomedical subjects

I Capperauld

Publications and source records attributed to I Capperauld.

At least 19 recordsLinked to original sources

Surgical simulation for general practitioners.

The White Paper (1) and its implementation means that general practitioners will perform many more minor procedures. Training and retraining will be required in the manual skills necessary to handle instruments and remove such conditions as surface lesions. We describe a training aid based on porcine dermis which allows a practitioner the opportunity to acquire such skills. It may also be useful for training paramedical personnel.

Animals

Simulation in surgical training using freeze dried material.

The acquisition of manual dexterity and surgical skills is usually achieved in the operating theatre under supervision. We describe an efficient way of learning intestinal anastomosis procedures with the use of gamma irradiated, lyophilized porcine or bovine tissues together with a purpose designed holding jig. Preliminary evaluation of this method with untrained subjects showed that they were able to improve their performance. Because the tissues are sterile, health hazards are avoided and no special laboratory facilities are required. This approach has promise as an aid to evaluation as well as training.

Animals

Properties of bovine fibrin absorbable implants.

The assimilation characteristics of absorbable bovine fibrin implants in an experimental situation are described, and the effect of delaying absorption with formaldehyde treatment is demonstrated. Essentially, in vivo in the rat, Biethium fibrin implants are absorbed in approximately four to eight weeks because of the polymorphonuclear leukocyte digestion. An indication of the clinical uses in stress incontinence and hemorrhage of the liver are given, together with a look at the future of some of the other areas in which this absorbable, biologic plastic may fit into the surgeon's armamentarium to replace deficient or destroyed tissue.

Absorption

Ethibond--a new polybutylate coated polyester suture.

This paper describes a new plastic polymer coating, polybutylate (polytetramethylene adipate), which, when applied to braided polyester fibre produces a new suture material--Ethibond. The advantages of this new suture material are improved handling properties, reduced tissue drag and minimal tissue reactivity. The paper details the physical and biological properties of the material.

Animals