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| Number | Title | Issue Date |
| 7507209 | Method of establishing pneumoperitoneum A tissue perforation device and method. The device preferably includes a housing having a housing pass-through, a penetrator device securely and sealably positioned so that the penetrator device passes through the housing pass-through, and a vacuum system comprising... | 03/24/2009 |
| 7285091 | Assessment of tooth structure using laser based ultrasonics A means of assessing the internal structure of teeth based upon use of high frequency, highly localized ultrasound (acoustic waves) generated by a short laser pulse is presented. In contrast to traditional contact transducer methods, laser-generated ultrasound is no... | 10/23/2007 |
| 7224827 | Method for matching and registering medical image data An automatic method for the registration of prone and supine computed tomographic colonography data is provided. The method improves the radiologist's overall interpretation efficiency as well as provides a basis for combining supine/prone computer-aided detection r... | 05/29/2007 |
| 7194117 | System and method for performing a three-dimensional virtual examination of objects, such as internal organs Methods for generating a three-dimensional visualization image of an object, such as an internal organ, using volume visualization techniques are provided. The techniques include a multi-scan imaging method; a multi-resolution imaging method; and a method for genera... | 03/20/2007 |
| 7175345 | Dental x-ray apparatus A dental x-ray apparatus (10) includes a tube head (11) formed from a cast zinc material. Structural components of tube head (11) include such component (20) formed from a plastic material impregnated with a high molecular weight substanc... | 02/13/2007 |
| 7175608 | Device for the identification of the epidural space The invention provides devices and methods for identification of an epidural space. The invention also provides for visually determining when a needle enters the epidural space. ... | 02/13/2007 |
| 7063670 | System and method for detecting perforations in a body cavity A system and method for detecting perforations in a body cavity. In accordance with the method of the invention, a fluid (liquid or gas) is delivered into a body cavity to slightly pressurize the cavity. A pressure sensing system monitors the pressure within the cav... | 06/20/2006 |
| 7062012 | Leak detection of sealed objects using x-ray imaging A method of detecting a leak in a sealed object includes placing the sealed object into a chamber and introducing an x-ray attenuating gas into the chamber. The method also includes observing, by way of x-ray imaging, the transfer of the x-ray attenuating gas betwee... | 06/13/2006 |
| 7035681 | Colonography of an unprepared colon A method for generating colonography images for colorectal screening of a patient. The patient is administered an amount of radiopaque stool marker which will enable stool present in the patient's colon to be distinguished from soft tissue. The patient's colon is im... | 04/25/2006 |
| 7010954 | Method for calibrating a pressure sensor or a flow sensor at a rotary pump An intracardiac rotary pump (10) is provided with a pressure differential sensor (18) for supporting the pumping heart. The pressure differential sensor measures the pressure differential between aorta (AO) and left ventricle (LV). This pressure differ... | 03/14/2006 |
| 6997883 | Diagnostic apparatus for determining the remineralization ability of tissue The invention relates to a diagnostic apparatus with which diseased hard tissue, in particular carious dental tissue, can be examined through a small working channel, to see whether it can be made healthy again by remineralization. This diagnosis apparatus tightly (... | 02/14/2006 |
| 6958043 | Apparatus and method for displacing the partition between the middle ear and the inner ear using a manually powered device Apparatus and method for treating a disease or condition of the ear, such as Meniere's disease or endolymphatic hydrops, includes a manual device operable by hand to pressurize air and pressure transmitting arrangement for delivering the pressurized air to the middl... | 10/25/2005 |
| 6872183 | System and method for detecting perforations in a body cavity A system and method for detecting perforations in a body cavity. In accordance with the method of the invention, a fluid (liquid or gas) is delivered into a body cavity to slightly pressurize the cavity. A pressure sensing system monitors the pressure within the cav... | 03/29/2005 |
| 6743184 | System and method for detecting perforations in a body cavity A system and method for detecting perforations in a body cavity. In accordance with the method of the invention, a fluid (liquid or gas) is delivered into a body cavity to slightly pressurize the cavity. A pressure sensing system monitors the pressure within the cav... | 06/01/2004 |
| 6682479 | Air feeding device for endoscope An air feeding device for an endoscope, is provided with a pressure control system that controls a pressure of air within a sealed space so as to fall within a predetermined set range. The air feeding device is further provided with an abnormal condition ... | 01/27/2004 |
| 6645197 | Method and apparatus for minimizing the risk of air embolism when performing a procedure in a patient's thoracic cavity An apparatus for minimizing the risk of air embolism includes an instrument delivery member 2 having a gas outlet 38 for delivering gas into a patient's thoracic cavity. The gas is directed across an opening 48 in the instrument delivery member 2 to help ... | 11/11/2003 |
| 6554780 | System and method for detecting perforations in a body cavity A system and method for detecting perforations in a body cavity. A fluid (liquid or gas) is delivered into a body cavity to slightly pressurize the cavity. A pressure sensing system monitors the pressure within the cavity for a predetermined test period. ... | 04/29/2003 |
| 6402714 | Apparatus and method for controlling high flow insufflation A pulsed insulation system for administering an insufflation procedure includes a controller programmed to have a multi-mode operation. The controller switches the insufflation system to adjust an insufflation pressure to a nominal value in a first mode o... | 06/11/2002 |
| 6402688 | Air delivery unit for endoscope An air delivery unit, in which a closed-space is formed, comprises a discharge-mode switch, a pressure switch and a discharge switch. The discharge-mode switch, the pressure switch, and the discharge switch are arranged on an operation panel. The discharg... | 06/11/2002 |
| 6355003 | Apparatus and method to objectively measure sensory discrimination thresholds in the upper aero digestive tract An apparatus and method to objectively measure sensory discrimination thresholds at a test site in the upper aero digestive tract of a patient. A time and pressure controlled puff of air is delivered to the input of a Y-shaped tube; one output branch of t... | 03/12/2002 |
| 6299592 | Laparoscopic insufflator A system, apparatus, and method for supplying continuous and intermittent insufflating gas flow are disclosed. The system, apparatus, and method is capable of providing a continuous flow (100% duty cycle) of insufflation gas, while assuring the continuity... | 10/09/2001 |
| 6261227 | Air feeding device for endoscope An air feeding device for an endoscope system in which air is compressed in a sealed space and discharged from an outlet of a tube connected to the sealed space which is provided with a pressure sensor that detects a pressure of the air in the sealed spac... | 07/17/2001 |
| 6193649 | Endoscope air sending device Inside an endoscope air sending device (15), an air compressor (13), an air tank (34), an air filter (35), a pressure control valve (38), a pressure sensor (14), and a discharge valve (12) are provided so that those elements form a closed space therein. A... | 02/27/2001 |
| 6171242 | Device for measuring physiological state A non-invasive device for evaluating circulatory state parameters, and specifically, a pulsewave analysis device capable of evaluation by separating blood vessel compliance and blood vessel resistance into central and peripheral components of the arterial... | 01/09/2001 |
| 6159160 | System and method for controlled infusion and pressure monitoring Improved systems and methods are used for controlled infusion of fluid into a body cavity. In particular, the improved system allows a user to accurately control pressure created in a body cavity over a broad range of fluid flow rates required in various ... | 12/12/2000 |
| 6152895 | Method for use in laparoscopic hernia repair A method for use in laparoscopic hernia repair comprises the steps of inserting a distal end of a laparoscope through a patient's abdominal muscles to a point outside of the parietal peritoneum, and inserting through the abdominal muscles a distal end of ... | 11/28/2000 |
| 6139519 | Method and apparatus for detecting tube occlusion A method and apparatus detect occlusion in a tube to a passage into a body cavity. An argon gas supply output received by plural selectable flow orifices so one or more of the orifices delivers predetermined metered gas. A duct with a volume of gas select... | 10/31/2000 |
| 6036655 | Apparatus and method to objectively measure sensory discrimination thresholds in the upper aero digestive tract An apparatus and method to objectively measure sensory discrimination thresholds at a test site in the upper aero digestive tract of a patient. A time and pressure controlled puff of air is delivered to the input of a Y-shaped tube; one output branch of t... | 03/14/2000 |
| 6004509 | Process for maintaining the sterility of a medical instrument Process for maintaining the cleanliness of the inner cavity of a medical operating instrument (I), particularly a surgical instrument used in minimally invasive medicine, having an outer casing (M) and operating or actuating elements (SS, SH) arranged the... | 12/21/1999 |
| 5964704 | Intraocular pressure measuring apparatus In the non-contact intraocular pressure measuring apparatus for measuring the intraocular pressure of the eye to be examined for a suitable measurement time, after alignment of the apparatus main body with the eye to be examined is performed, the time req... | 10/12/1999 |
| 5908402 | Method and apparatus for detecting tube occlusion in argon electrosurgery system A method and apparatus detect occlusion in a tube to a passage into a body cavity. An argon gas supply output received by plural selectable flow orifices so one or more of the orifices delivers predetermined metered gas. A duct with a volume of gas select... | 06/01/1999 |
| 5814012 | Method and apparatus for relieving excess insufflation pressure A method and apparatus for relieving insufflation pressure in a body cavity (18) in excess of a predetermined value are provided. A conduit assembly (24) extends from the body cavity (18) through the surface (61) of a fluid reservoir and has a port (63) p... | 09/29/1998 |
| 5800381 | Medical gas insufflator with automatic gas flow control A medical insufflator has a flexible tube having a downstream end provided with a needle and an upstream end, the tube and needle forming an insufflation flow path for a neutral gas into a surgical cavity into which the needle is inserted, a supply of the... | 09/01/1998 |
| 5676155 | Apparatus for insufflating gases An apparatus is provided for insufflating gas into a bodily cavity of a human or animal body. The apparatus includes a gas source, a measuring device provided with sensors for sensing the actual gas pressure and the actual gas flow, and a control unit to ... | 10/14/1997 |
| 5522253 | Smelling aid device The present invention is directed to a smelling aid device including a nose member of a configuration to be at least partially insertable into a nostril and having a passageway therethrough, and means connected to the nose member for pumping an aroma of a... | 06/04/1996 |
| 5515860 | Apparatus and method to objectively measure sensory discrimination thresholds in the upper aero digestive tract An apparatus and method to objectively measure sensory discrimination thresholds at a test site in the upper aero digestive tract of a patient. A time and pressure controlled puff of air is delivered to the input of a Y-shaped tube; one output branch of t... | 05/14/1996 |
| 5514087 | Self-regulating insufflator An insufflator for inflating body cavities, comprising a body to which a cannula and a needle are mounted, said needle being disposed in the cannula. The needle discharges gas from a regulator into the cavity gas from its distal end. A flow channel betwee... | 05/07/1996 |
| 5458111 | Computed tomographic colonoscopy A generally non-invasive method of colon examination in which the patient's colon is first inflated with gas, and then a plurality of cross-sectional images of the colon are taken by CT scanning along the longitudinal axis of the abdomen. Sets of data cor... | 10/17/1995 |
| 5421821 | Verres needle system and method A verres needle system and method having a tube with an open distal end shaped for insertion through tissue into a body cavity, and a obturator slidably disposed within the tube and being resiliently biased to protrude from the distal end of the tube, and... | 06/06/1995 |
| 5411474 | Method and apparatus for conditioning insufflation gas for laparoscopic surgery The present invention provides an apparatus for treating gas prior to its use in a medical procedure comprising a housing that receives gas from an insufflator, a chamber within the housing having a humidification means, a heating means disposed within th... | 05/02/1995 |
