Abstract: Collimation device for an X-ray detection system, the collimation device comprising: a collimator comprising a substantially planar support made of a material with partial or zero radiotransparency, the support being rotatably movable about an axis of rotation (?) which passes through the support and which is perpendicular to a first face of the support which acts as an X-ray plane of incidence referred to as the main plane of the support (P), the support (D) being provided on the first face with a slit which is completely transparent to X-rays and which is configured to generate an X-ray flow when the collimator is exposed to an X-ray source, the slit extending longitudinally in the main plane of the support along an axis located at a non-zero distance (d) from the axis of rotation (?), the slit extending through the entire thickness of the support.

Abstract: A capsule configured for collecting samples in the intestine, comprising a body delimiting at least one compartment for receiving samples and comprising at least one opening for samples intake, and a mobile mechanism for opening and/or closing the opening controlled by the dissolution of a material which is dissolvable in the intestine.

Abstract: A device to prevent urinary leakage intended to be implanted in a patient includes a compressor to compress the patient's urethra, an electronic controller to actuate the compressor, and a measurer to measure the patient's activity. The measurer is coupled with the controller and the controller functions according to a predictive model of urinary leakage based on patient activity, so as to anticipate a possible urinary leak in relation to the measured activity of the patient.

Abstract: A method for determining a region in which the actual concentration is located, in a medium, of a substrate made up of any molecule likely to undergo catalysed oxidation-reduction by a catalyst. The method includes the following steps: taking at least one group of at least two biosensors, each biosensor having a calibration curve of the signal induced by the oxidation-reduction reaction and having identical initial portions of their calibration curves up to a concentration value of the substrate from which the measurement of the signal differ; and when more than one group is present, the biosensors in different groups having different calibration curves without identical initial portions; placing the biosensors in contact with the medium; measuring the signal induced by the oxidation or reduction reaction for each biosensor in the group/groups; comparing all the signal values produced by the biosensors and following the method described in the description.

Abstract: A device intended to be implanted in a human or animal body, in order to produce hydrogen in situ from molecules present in the body medium in which the device is implanted, this device having an anode and a cathode, which are each electrically connected to a pole of an electrical energy source, and having a semi-permeable material separating the electrodes from the body medium, in which device, when the connection to the electrical energy source is effective in situ, in the presence of body fluid, a closed electrical circuit is formed, with production of hydrogen at the cathode, the semi-permeable material having a cutoff threshold of between 50 and 500 Da.

Abstract: Thermo-electric generator which is intended to be immersed in a fluid which contains at least one chemical species, comprising two electrodes each having a first end and a second end, the first ends being connected to each other, the generator being configured to generate an electrical voltage between the two ends when a temperature difference is imposed between each first end and the corresponding second end, the temperature difference being such that one end, referred to as the “hot end”, of each electrode has a temperature which is strictly greater than the temperature of the other end. The hot end of at least one electrode comprises a micro-organism or an enzyme which is capable of causing at least one exothermic reaction involving the chemical species.

Abstract: Collimation device for an X-ray detection system, the collimation device comprising: a collimator comprising a substantially planar support made of a material with partial or zero radiotransparency, the support being rotatably movable about an axis of rotation (?) which passes through the support and which is perpendicular to a first face of the support which acts as an X-ray plane of incidence referred to as the main plane of the support (P), the support (D) being provided on the first face with a slit which is completely transparent to X-rays and which is configured to generate an X-ray flow when the collimator is exposed to an X-ray source, the slit extending longitudinally in the main plane of the support along an axis located at a non-zero distance (d) from the axis of rotation (?), the slit extending through the entire thickness of the support.

Abstract: Disclosed is a device for determining a piece of information relating to a cardiac decompensation state of a user, the information being obtained by analysis of a cardiac parameter, characterized in that it includes a measuring device designed to determine a signal value by means of at least one accelerometer signal curve of the user, the signal value being intended to be compared with an additional signal value originating from a measurement by a cardiac monitor, the measuring device comprising, for this purpose, at least one accelerometer designed to determine said accelerometer signal curve, the measuring device being designed to be housed in an implant inside the user.

Abstract: A biomass-based enzymatic biocathode based on glucose, monosaccharide, ketone or aldehyde includes a collector conductor support, conductive particles disposed on and bound to said collector conductor support, and an aldose reductase disposed on said conductive particles, being bound thereto by adsorption and accessible at the surface of the monosaccharide, ketone or aldehyde reagent that is to be reduced when the biocathode is operational.

Abstract: Hydrogen therapy and more particularly a composition having: hydride able and intended to dissolve on contact with an aqueous medium and therefore to release dihydrogen, and a formulation agent of the hydride. The formulation agent configured to bring the hydride into contact with an environment of the composition in at least one physiological condition observable in a human or non-human animal body. Thus, by degradation of the formulation agent and dissolution of the hydride, the composition allows releasing dihydrogen in a dissolved form in a targeted portion of the human or non-human animal body.

Abstract: Therapeutic compliance and more particularly a composition having: a drug substance, selected from an active ingredient and a placebo, and a detection agent. The drug substance being different from the detection agent. The composition being configured such that the detection agent allows to indicate an ingestion of the drug substance. The composition is such that the detection agent includes a hydride that will dissolve upon contact with an aqueous medium in a human or non-human animal body, releasing dihydrogen.

Abstract: The invention relates to an implantable device suitable for being fixed in a fixation position to a wall of a patient's stomach, the implantable device being accommodated in the stomach when the implantable device is in the fixation position, the implantable device being characterised in that it comprises a reserve of an active substance and an injector suitable for administering the active substance to the patient.

Abstract: Thermo-electric generator which is intended to be immersed in a fluid which contains at least one chemical species, comprising two electrodes each having a first end and a second end, the first ends being connected to each other, the generator being configured to generate an electrical voltage between the two ends when a temperature difference is imposed between each first end and the corresponding second end, the temperature difference being such that one end, referred to as the “hot end”, of each electrode has a temperature which is strictly greater than the temperature of the other end. The hot end of at least one electrode comprises a micro-organism or an enzyme which is capable of causing at least one exothermic reaction involving the chemical species.

Abstract: The device, that can be implanted in the intestinal cavity, comprises a reactor comprising a semi-permeable or porous membrane or coating linked to a element for attachment to an intestinal or gastric wall. The reactor can be in the form of a ribbon, a structure having more than two faces or an open structure delimiting a lumen, comprising, or formed from, a semi-permeable or porous membrane. The reactor can also delimit, at least partially with the semi-permeable or porous membrane of same, a closed inner space. The reactor can comprise or carry enzymes or micro-organisms, in particular bacteria or yeast. The reactor is used for generating a chemical reaction with one or more molecules present in the intestine, or for producing one or more biologically active molecules. It can, in particular, be used for consuming sugars, disaccharides and simple sugars or producing essential amino acids or other molecules having a positive effect on the health.

Abstract: A device intended to be implanted in a human or animal body, in order to produce hydrogen in situ from molecules present in the body medium in which the device is implanted, this device having an anode and a cathode, which are each electrically connected to a pole of an electrical energy source, and having a semi-permeable material separating the electrodes from the body medium, in which device, when the connection to the electrical energy source is effective in situ, in the presence of body fluid, a closed electrical circuit is formed, with production of hydrogen at the cathode, the semi-permeable material having a cutoff threshold of between 50 and 500 Da.

Abstract: A device positions and/or orients in the body of a patient, a surgical tool carried by a tool-holder, including a platform capable of being placed on the body of the patient, an orientable carrier, at least one part of which is rigidly connected to the tool-holder, means for guiding the orientable carrier rotationally relative to the platform in two directions of a plane parallel to the platform, at least 2 pneumatic actuators which engage with the orientable carrier such that a variation in pressure of at least one of the pneumatic actuators causes the orientable carrier to rotate in the first direction and/or the second direction, in which the pneumatic actuators are volumes that can deform in a predetermined direction as a function of the internal pressure.

Abstract: The application relates to a device for collecting a sample of intestinal fluid comprising a polymeric inner material having an at least partially compressed open cell structure, having a volume Vi and being suitable for swelling to a volume greater than or equal to 1.1×Vi by absorbing intestinal fluid, said material being encased with an elastic polymeric casing impervious to digestive fluid, said casing comprising at least one opening allowing the intake of intestinal fluid into the inner material, a gastro-resistant material suitable for dissolving in intestinal fluid at 37° C. being disposed on top of each opening, and at least one mechanism for closing the opening(s).

Abstract: Radiographic imaging system including: an x-ray transmission unit; an x-ray receiver unit; a plate made from a material opaque to x-rays and situated between the transmission unit and the receiver unit, the plate including at least four channels, each channel enabling a part of the x-rays emitted by the transmission unit to pass through the channel; and an image processing unit configured to determine the coordinates of the projected patterns and to calculate a position of the receiver unit from the coordinates of the projected patterns and from the coordinates of the channels.

Abstract: The invention relates to an X-ray imaging device including a rotary collimator having a region (22) which is opaque to X-rays, a first slot (24) and a second slot (26), which are transparent to X-rays and extend in two different directions, passing through the opaque region, the collimator making it possible to determine the position of an element provided with X-ray sensors in an imaging system (FIG. 1).

Abstract: The invention relates to an implantable system (10) comprising a first device (20), called a centralization device, which is able to be fixed in a fixation position to a wall of the stomach of a patient, the centralization device (20) being received in the stomach when the centralization device (20) is in the fixation position, and at least one second device (25). The implantable system (10) is characterized in that the centralization device (20) comprises a controller (45), an electrical supply (55) and an emitter/receiver (60) to permit communication between the centralization device (20) and the second device (25) when the second device (25) is in a functioning position, the second device (25) being situated outside the body of the patient when the second device (25) is in the functioning position.