By J. M. Cosset (auth.), Dr. Michel Gautherie (eds.)
"Internal" hyperthermia is one of those thermotherapy during which warmth is sup plied to tumor tissue in situ. There are 3 diversified innovations for professional viding inner hyperthermia: (1) interstitial hyperthermia utilizing implanted needle probes, (2) intracavitary hyperthermia utilizing probes brought into typical physique cavities, and (3) perfusional hyperthermia via ex tracorporal blood heating. in comparison with exterior hyperthermia, inner hyperthermia has been preferentially accredited through oncologists since it might be extra simply mixed with different kinds of remedy, e. g., interstitial thermotherapy with brachytherapy, or perfusional hyperthermia with che motherapy. a number of kinds of gear for interstitial and intracavitary thermotherapy were constructed and used particularly largely in scientific trials, ordinarily together with radiation remedy. There are 4 diversified equipment for generating interstitial or intracavitary hyperthermia, each one concerning varieties of heating. such a lot reviews were played utilizing radiofrequency electrodes (resistive heating) or coaxial microwave antennas (radiative heating). lately, although, "hot resource" options that depend upon thermal conduction and blood circulate convection for warmth shipping have stumbled on scientific software. those recommendations comprise ferromagnetic implants activated by means of scorching water or via electric capability. within the close to destiny, new equipment for in terstitial or intraluminal heating dependent upon complex ultrasonic and laser applied sciences can be developed.
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Extra resources for Interstitial, Endocavitary and Perfusional Hyperthermia: Methods and Clinical Trials
They observed a complete tumor response in 36 patients (82%), almost exactly confirming the results of their previous paper . The same group recently published an abstract specifically dealing with the 39 patients with recurrent pelvic malignancies who had received a combination of interstitial irradiation and hyperthermia at the center since 1983. Overall local tumor control was achieved in 27 of 39 patients (69%) . In the last update of the experience of the group of St. Louis, Missouri, Emami et ai.
Cosset rect, the chronology is perhaps of minor importance. On the other hand, it is much more comfortable for the patient and the clinician to have the hyperthermia performed during general anesthesia which is usually mandatory for the implantation of the afterloading material, and thus before the brachytherapy treatment period. Finally, even if we cannot presently define the optimal protocols, we can at least try to draw up some guidelines. It seems clear that we have to consider separately patients not previously treated and the relapses in irradiated areas.
Gerard and G. De Laroche, Lyon, France) Fig. 18. Multineedle pelvic implantation for a relapse of a cancer of the uterine cervix. RF technique On the other hand, since the microwave antennae are radiating independently, the insertion of this material in the plastic tubes does not pose a problem. During the hyperthermia sessions, we have to face two very different situations: when the patient is awake (with or without a light sedation), and when the patient is under general anesthesia. These situations will now be considered.