Equipment and supplies needed by physicians and surgeons are available for sale in Fort Lauderdale. A medical practitioner needs a number of specialized equipment in order to treat his/her patient. This includes a stethoscope, sphygmomanometer, weight machines, probes and so on. Surgery is the delicate art of manipulating the body of the patient so as to remove something or repair an injury. This needs forceps, scalpels, bone saws, knives etc. Supplies would be cotton, medicines, disinfectants, and sundry other items. All of these need to be manufactured with special emphasis on quality, standards and cleanliness, since they are used in the human body (which can be prone to infection). Most of these equipment and supplies are manufactured by a number of different companies, one or more of which may be available for sale in Fort Lauderdale. Many advancements have been made in the area of manufacturing standardized precision instruments.