24 results about "Flow diversion" patented technology

The invention relates to the technical field of medical examination, in particular to a sectional urine sampling device applicable to medical examination, which comprises a urine sampling module, the urine taking module is divided into a urine dividing mechanism, a flow dividing mechanism, a sampling mechanism and a processing mechanism which are sequentially distributed from top to bottom, an operation panel is installed at the top of the urine dividing mechanism, the outer side of the urine dividing mechanism is communicated with a disinfection pipe, the other side of the disinfection pipe extends into the disinfection box to be communicated with a pump body, and the pump body is arranged in the disinfection box containing disinfectant; the outer side of the urine distribution mechanism is also fixedly connected with a slow air suction mechanism for exhausting air and a horizontally arranged hanging frame; the whole section of urine can be completely collected through the arranged urine taking module, the whole section of urine can be automatically divided into the front section of urine, the middle section of urine and the rear section of urine when the urine is discharged into the urine dividing mechanism, then the urine in the optimal time period is selected according to the actual situation, and it is ensured that detection data are accurate.

A diversion fitting for a continuous flow liquid supply system. The diversion fitting includes a flow-through conduit including a first arm and a second arm. The flow-through conduit forms a flow-through channel between the first arm and the second arm along a centerline. The diversion fitting includes a leg extending perpendicular to the centerline and forms an inlet flow channel. The diversion fitting includes a diversion ramp disposed in the flow-through conduit aligned with the inlet flow channel. The diversion ramp is disposed at an angle with respect to the centerline such that the ramp faces toward the first arm and the leg. The diversion ramp is disposed within the flow-through channel between such that a first portion of a fluid flow entering the first arm is diverted into the inlet flow channel and a second portion of the fluid flow continues to the second arm.

The utility model discloses a kind of dilute excrement flow guide devices, it relates to medical instrument technical field, including flow guide cover, connecting pipe and drainage bag, the flow guide cover side includes by first arc section and second arc section being arranged from top to bottom, tangent direction is same at the intersection of first arc section and second arc section, the convex direction of first arc section is oblique to the central inside flow guide cover, the concave direction of second arc section is oblique to the central inside flow guide cover;The tangent direction of the intersection of first arc section and second arc section of the flow guide cover of this scheme is same, this design guarantees the fluency when dilute excrement slides on the surface of flow guide cover, avoid appearing jam, the convex direction of first arc section is oblique to the central inside flow guide cover, can guide dilute excrement flowing down in upper portion to gather to center, the concave direction of second arc section is oblique to the central inside flow guide cover, further strengthen the converging guiding effect to dilute excrement, ensure that dilute excrement can accurately flow into lower connecting component.

Disclosed herein is a spray nozzle comprising an annular head, a hollow neck, and a liquid inlet line disposed in the hollow neck. The annular head comprises a liquid inlet orifice, first and second external flow diversion surfaces, an interior circumferential channel, and an ejector. The ejector comprises a substantially smooth surface having a fixed width, the ejector extending from the point of contact with the interior circumferential channel such that in the extending direction, the substantially smooth surface increases in distance from the interior circumferential channel. Also disclosed herein is an apparatus comprising at least one such spray nozzle, and processes comprising using at least one such spray nozzle.

The invention relates to the field of containers, in particular to a pipeline, a container cover and a compartment container, according to the technical scheme, the pipeline comprises a hollow pipeline body, a partition piece is arranged in the pipeline body and divides a channel in the pipeline body into a first channel and a second channel, and a control piece is arranged at the end of the pipeline body; the pipeline further comprises a cover body for installing the pipeline, a flow dividing channel is arranged on the cover body, the flow dividing channel comprises an auxiliary channel and a main channel, a first through hole is formed in the cover body, a second through hole is formed in the cover body, a third through hole is formed in the cover body, and an intercommunication switch used for controlling the third through hole to be opened and closed is arranged on the cover body. The cup further comprises a main cup body, the interior of the main cup body is hollow, one end of the main cup body is open to form a main cavity, the open end of the main cup body is detachably connected with an auxiliary cup body, the interior of the auxiliary cup body is hollow, one end of the auxiliary cup body is open to form an auxiliary cavity, and the open end of the auxiliary cup body is provided with the container cover. The container has the effect of improving the practicability of the container.

A medical device is disclosed and may have a spiral shape structure that can function as a stent, such as a flow diversion stent to treat aneurysms. The medical device may have a spiral shape structure that can function as an occlusive device, for instance to occlude aneurysms. The medical device may include a shape setting structure to selectively adjust the shape of the medical device.

The present invention provides a patient interface including a cushion assembly, a headgear assembly, an elbow assembly and transition ring structure and a headgear secure assembly. The cushion assembly, the elbow assembly and the headgear secure assembly are assembled together by the transition ring structure. The cushion assembly is sealed with a face of a patient when in use. The headgear secure assembly is for connecting the headgear so as to secure the patient interface at the face of the patient when in use. The cushion assembly is provided with a cylindrical wall for delivering an air flow, and the cylindrical wall projects in two opposite directions along an axis of an opening thereof, so as to provide an air flow of a breathing chamber with a flow diversion guiding effect. Thus, the patient interface can be worn and used with better comfort and convenience.

Described herein are shunt devices configured to achieve a targeted reduction in peak systolic pressure by percutaneously shunting from the superior vena cava to the right pulmonary artery. The shunt devices include a check valve with a cracking pressure to preserve a minimal transpulmonary pressure. Also described herein are flow diversion devices placed between pulmonary circulation vessels and venous vessels. The disclosed flow diversion devices are physiologically responsive through an adjustable orifice that can be adjusted after initial implantation through a non-invasive or minimally invasive procedure. Disclosed herein are flow control systems that are configured to reduce recruitment of blood from the splanchnic system. The flow control systems include a variable orifice constrictor (e.g., a covered stent) and a controller that delivers energy to the constrictor to reduce the cross-sectional area of the lumen through the variable orifice constrictor.

The utility model relates to the technical field of medical instruments, in particular to a gastrointestinal tumor surgery diversion device. The gastrointestinal tumor surgery diversion device comprises a diversion bottle, a thickening layer is arranged at the bottom of the diversion bottle, and a plurality of clamping grooves distributed in the circumferential direction are formed in the thickening layer; a rotating shaft is fixed on the thickening layer, and a limiting rotating disc is rotationally connected to the rotating shaft; a thickening layer is additionally arranged at the bottom of an original flow guide bottle, and a supporting mechanism, a supporting ring, a sleeving piece, anti-skid lines, a hand screwing bolt, a connecting strip, a limiting rotating disc, a rotating shaft, a limiting groove, an embedding opening, an elastic clamping head, a positioning groove and a clamping groove are arranged, so that the sleeving piece can be fixed to an infusion support, and therefore the flow guide bottle is placed in a suspended mode; and moreover, the flow guide bottle is fixed on the infusion support, so that medical staff can conveniently observe the internal liquid amount, diagnosis and treatment of the patient are facilitated, and the infusion support is high in practicability.

Landing zone markings for flow-directing stents are provided. An endovascular system includes an implant and a delivery system configured to deliver and deploy the implant to a treatment site in a blood vessel. The implant is radially expandable and configured to deploy in blood vessels ranging in diameter from a minimum to a maximum diameter. The delivery system includes a proximal landing zone indicator comprising a radiopaque marker having a length from a proximal end to a distal end, wherein the proximal end of the radiopaque marker indicates the position of the proximal end of the implant when deployed at a treatment site in a blood vessel with the minimum diameter, and the distal end of the radiopaque marker indicates the position of the proximal end of the implant when deployed at a treatment site in a blood vessel with the maximum diameter. A method for delivering an expandable implant to a target site in a patient's vascular system is also disclosed.

Disclosed are cardiac micro-perfusion devices including integrated flow restrictor and flow diversion from the left atrium to modulate flow within the vessel, in particular within the coronary sinus. Related methods and systems are also disclosed.

A separator unit includes a collecting container enclosed by a housing wall, extending along a longitudinal axis, and having an inlet opening disposed on the housing wall for a suction airflow. The separator unit is configured in such a manner that a suction airflow that is passing through the inlet opening into the collecting container has a flow direction running in the circumferential direction with regard to the longitudinal axis. The separator unit includes a diversion element which is positioned downstream along the flow direction and has a surface which acts on the suction airflow. The normal vector of an obliquely positioned section of the surface of the diversion element runs in an oblique manner with respect to the longitudinal axis. A suction apparatus having the separator unit is also provided.

The bypass sheath comprises a tube body and a sheath tube seat, the tube body comprises a far-end opening and a near-end opening which are formed in the axial direction, and the sheath tube seat is connected with the near-end opening of the tube body; the tube body comprises a flow turning section, a plurality of side holes are formed in the flow turning section, and the flow turning section is arranged between the far-end opening and the near-end opening; the flow turning section can turn aorta blood into the left subclavian artery canal body within the stent membrane rupture windowing operation time, and long-time ischemia is avoided; the invention further provides a puncture system, a puncture pipeline is arranged in a tube body of the bypass sheath, a puncture opening is formed in the side wall, close to a far-end opening, of the tube body, the far end of the puncture pipeline is connected with the puncture opening, and the other end of the puncture pipeline is connected with a sheath tube seat; the puncture channel provides a pipeline for the puncture assembly to pass through, membrane rupture and windowing of the stent are synchronously carried out, the operation efficiency is improved, and the operation time is saved.

The utility model relates to the technical field of laser beauty equipment, in particular to an auxiliary diversion distance gauge and a treatment hand tool, which comprise a base body with a preset length along the axial direction, the base body comprises a connecting part and a contact part arranged at the far end of the connecting part, and the contact part is provided with a fluid outlet. The emitting direction of the fluid outlet faces the inner side of the contact part, a fluid channel is arranged on the connecting part, the far end of the fluid channel is communicated with the fluid outlet, the near end of the fluid channel is used for being communicated with a fluid source, and the near end of the connecting part is used for being connected with a handle of the laser beauty treatment hand tool. According to the utility model, the cooling air is guided by the fluid channel, so that the flow path length of the cooling air in the air when reaching the skin surface is reduced, the amount of the air flowing to the skin surface along with the cooling air is reduced, and the risk that the skin is infected by dust and bacteria in the ambient air is reduced; and the safety and the treatment effect of laser beauty treatment are improved.

A cardiovascular implant device includes an annular body, one or more anchoring members, and a diversion assembly. The annular body includes a central flow tube extending from an inflow end to an outflow end and a flow path extending through the central flow tube. The one or more anchoring members extend outwardly from the annular body and are configured to secure the cardiovascular implant device to a tissue wall. The diversion assembly is positioned to align blood flow out of the cardiovascular implant device with a natural flow pattern of blood in the right atrium such that the blood flow out of the cardiovascular implant device is combined with the natural flow pattern of blood in the right atrium.

A flow diversion device configured in accordance with embodiments of the present technology may include, for example, a housing including openings to channels that intersect at a junction. The flow diversion device may also include, for example, a flow control component disposed at the junction and movable to selectively form pathways for fluid communication based on a position of the flow control component. For example, when the flow control component is in a first position, a first pathway may allow fluid flow causing deployment of the prosthetic heart valve device and, when the flow control component is in a second position, a second pathway may allow fluid flow causing recapture of the prosthetic heart valve device. The flow diversion device may include a handle movable to position the flow control component in the first or second positions thereby selectively controlling fluid flow of the delivery system.

A medical device is disclosed that can have a helical shaped structure that can be used as a stent, such as a flow diversion stent for treating an aneurysm. The medical device can have a helical shaped structure that can be used as an occlusive device, such as for occluding an aneurysm. The medical device can include a shape setting structure to selectively adjust the shape of the medical device.

The present invention provides a device and method for obtaining body fluid samples parenterally while reducing contamination from external microorganisms or other contaminants of the body fluid source, such as microorganisms present on the skin. [Solution] The device includes a pre-sample reservoir, a flow diversion mechanism, and a flow metering mechanism. The flow diversion mechanism has an inlet port that can be coupled to a lumen-defining device to receive body fluid from a patient, a first outlet port that can be fluidly coupled to the pre-sample reservoir, and a second outlet port that can be fluidly coupled to the sample reservoir. The flow diversion mechanism defines a first fluid channel and a second channel configured to arrange the first and second outlet ports so as to be in fluid communication with the inlet port, respectively. The flow metering mechanism is configured to measure the flow of a predetermined volume of body fluid through the first fluid channel to the pre-sample reservoir, measure the flow of a second volume of body fluid through the second fluid channel to the sample reservoir, and display volume indicators related to the predetermined volume and the second volume.

A diversion fitting for a continuous flow liquid supply system. The diversion fitting includes a flow-through conduit including a first arm and a second arm. The flow-through conduit forms a flow-through channel between the first arm and the second arm along a centerline. The diversion fitting includes a leg extending perpendicular to the centerline and forms an inlet flow channel. The diversion fitting includes a diversion ramp disposed in the flow-through conduit aligned with the inlet flow channel. The diversion ramp is disposed at an angle with respect to the centerline such that the ramp faces toward the first arm and the leg. The diversion ramp is disposed within the flow-through channel between such that a first portion of a fluid flow entering the first arm is diverted into the inlet flow channel and a second portion of the fluid flow continues to the second arm.

A shunt device configured in accordance with an embodiment of the present technology may include, for example, a housing including an opening to channels that intersect at a junction. The shunt device may also include, for example, a flow control assembly that is positioned at the junction and is movable to selectively form a path for fluid communication based on the position of the flow control assembly. For example, when the flow control assembly is in a first position, a first path may allow fluid to flow, thereby causing the artificial heart valve device to expand, and when the flow control assembly is in a second position, a second path may allow fluid to flow, thereby causing the artificial heart valve device to retract. The shunt device may include a handle that is movable to position the flow control assembly in the first position or the second position, thereby selectively controlling the fluid flow of the delivery system.