251results about "Suction drainage containers" patented technology

Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.

An apparatus and method for a fluid collection system and automated fluid flow monitoring. The system can include a urine collection container, and a detection device configured to detect a volume of fluid in the urine collection container. The detection device can be coupled to the collection container without having to compromise the integrity of the closed fluid collection system or re-catheterizing the patient. The detection device can be configured to detect an inversion event, tilt event, and the like to determine a flow rate of fluid into the container. The detection device can be communicatively coupled with external computing devices to alert a clinician when the container is nearing capacity and when it has been emptied.

Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.

Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.

A vacuum system can include a vacuum chamber in fluid communication with each of a catheter, a suction tube, and a fluid collecting bag. The vacuum chamber can include a proximal opening covered by a lid, a lateral opening coupled to a first drainage tube configured to receive a volume of fluid, and a distal opening coupled to a proximal opening of a valve.

The present invention relates to a pericardiothoracic puncture and effusion drainage device and method thereof, belonging to the technical field of medical puncture equipment. The device includes: a puncture mechanism and an effusion drainage mechanism, the effusion drainage mechanism includes: a sealing disk, on which a liquid inlet tube and a liquid outlet tube are penetrated, the liquid inlet tube is coupled to the puncture mechanism via a hose fluid, and the liquid outlet tube is used to couple to an external effusion storage container; a cylinder, which is rotationally coupled to the occluding disk and is provided with a first chamber and a second chamber; wherein the device is suitable for extracting and discharging effusion from the first chamber and the second chamber alternately by using the liquid inlet tube and the liquid outlet tube via the relative rotation of the occluding disk and the cylinder. In this way, uninterrupted fluid extraction can be achieved in the pericardiothoracic puncture and effusion drainage device.

The invention discloses a novel effusion extraction device for oncology department treatment and an extraction method thereof, and relates to the technical field of effusion extraction, the novel effusion extraction device comprises a sleeve with a sleeve cavity used for containing a syringe, one end of the sleeve is provided with an extension hole I used for penetrating out of a needle head, and the other end of the sleeve is open and used for penetrating out of a needle handle and an end handle cap; the sleeve is provided with a drawing mechanism and comprises a pressing part and a transmission part; the pressing part is arranged outside the sleeve wall of the sleeve, and the transmission part is arranged in the sleeve wall of the sleeve. The invention aims to solve the problems that in the prior art, when effusion extraction and needle insertion are carried out, an operator generally operates by two hands in the operation of withdrawing and needle insertion at the same time, and the other hand repeatedly draws a needle handle, so that the gravity center is difficult to control, the needle insertion is not stable enough and the like. The needle inserting device has the advantages that an operator can insert a needle with one hand and control repeated withdrawing of the needle handle with one hand, and the other hand can be put on a puncture position, so that operation is simpler and more convenient, and needle inserting is more stable.

The invention belongs to the technical field of medical drainage, and discloses a pressure self-adjusting drainage device which comprises a drainage water seal bottle and an inclined anti-dew mechanism. The inclined anti-dew mechanism is arranged on the drainage water seal bottle; the drainage water seal bottle comprises a bottle body, a liquid collecting cavity, a water seal cavity and a negative pressure control cavity are formed in the bottle body, a drainage pipe capable of being communicated with the liquid collecting cavity is arranged on the bottle body, a water seal pipe is fixedly communicated with the interior of the water seal cavity, a communicating pipe is communicated between the liquid collecting cavity and the water seal pipe, an air breather pipe is fixedly communicated with the interior of the negative pressure control cavity, and the air breather pipe is communicated with the negative pressure control cavity. The bottle body is communicated with a negative pressure pipe which can be communicated with the negative pressure control cavity; the inclined anti-dew mechanism comprises a fixing sleeve. By means of the design, the situation that pneumothorax is developed into open pneumothorax due to the fact that the end of the water sealing pipe is exposed can be avoided, then the sealing performance of the drainage device is guaranteed, air backflow is avoided, and meanwhile it is guaranteed that the drainage device can normally work in an inclined state.

The present invention discloses a clinical puncture device for cardiovascular medicine, specifically comprising: a fixed plate, the fixed plate having a circular structure, a fixed frame fixedly connected to the outer side of the fixed plate, a lifting rod fixedly connected to one end of the fixed frame away from the fixed plate, a fixed base installed at the bottom of the lifting rod; a fixed sleeve, the fixed sleeve having a cylinder body, a limited bracket fixedly connected to the bottom of the fixed sleeve, a puncture device arranged inside the fixed sleeve; the puncture device comprises: a syringe, the syringe having a cylinder body, and a piston arranged inside the syringe, the present invention relates to the field of medical device technology. The clinical puncture device for cardiovascular medicine can continuously discharge the retained effusion, and repeatedly extract and discharge the fluid, without the need for repeated needle insertion and removal, reducing the pain of multiple punctures for patients, while increasing the efficiency of treatment.

The invention discloses a siphon type gastrointestinal nursing pressure reducer with a pressure regulating function. Comprising a support, a sealing box is installed at the top of the support, a drainage tube is connected to one side of the sealing box, a pressure adjusting structure is installed at the end of the drainage tube, the pressure adjusting structure is connected with a trigger structure, the trigger structure is located in the sealing box, and a conveying tube is connected to the other side of the sealing box. Through the arrangement of the drainage tube, the pressure regulating structure and the triggering structure, the device can be driven without additional electrical equipment; liquid in the gastrointestinal tract is efficiently led out through the siphon effect, so that the energy-saving and environment-friendly effects are achieved, in the using process, after the liquid in the gastrointestinal tract is completely led out, the pressure in the system can be naturally reduced, at the moment, the pressure adjusting structure cannot be triggered, and then the triggering structure is driven to stop the siphon effect.

One disclosed embodiment comprises a method for treating lesions in the carotid artery of a mammalian body. The method comprises transcervical access and blocking of blood flow through the common carotid artery (with or without blocking of blood flow through the external carotid artery), shunting blood from the internal carotid artery and treating the lesion in the carotid artery.

A surgical drain system for use during and following surgery is provided. A collection reservoir is placed in fluid communication with the body of a user through a collection port. A pump creates a vacuum pressure to urge fluid into the collection reservoir. Fluid exits the collection reservoir through a drain port. A drain mechanism allows air to come into the collection reservoir through an air intake aperture and collected fluid to leave the reservoir simultaneously. The drain system can be worn beneath clothes.

A phacoemulsification simulation apparatus includes a trigger device, at least two sensors, and a processor. The trigger device configured to apply, to fluid at an inlet of a needle of a phacoemulsifier, a pressure profile as a function of time in response to an input waveform. The at least two sensors are configured to measure a pressure of the fluid at respective points in the phacoemulsification simulation apparatus. The processor is configured to (a) drive the trigger device with the input waveform, thereby causing the trigger device to apply the pressure profile to the inlet while the fluid is aspirated via an aspiration line, (b) receive measurements of the pressure of the fluid from the at least two sensors, and (c) analyze an aspiration performance of the phacoemulsifier in response to the measurements.

The present invention discloses a novel effusion extraction device for oncology treatment and its extraction method, which relates to the technical field of effusion extraction. It includes a sleeve with a barrel cavity for accommodating a syringe. One end of the sleeve is provided with a first extension hole for the needle tip to protrude, and the other end is open for the needle handle and its end cap to protrude. The sleeve is provided with a pumping mechanism, including a pressing part and a transmission part. The pressing part is arranged outside the barrel wall of the sleeve, and the transmission part is arranged inside the barrel wall of the sleeve. The present invention improves the problems in the prior art that when performing effusion extraction and needle insertion, during the operation of retracting and inserting the needle simultaneously, the operator generally operates with both hands, and the other hand repeatedly retracts the needle handle, making it difficult to control the center of gravity and the needle insertion not stable enough. The present invention has the advantages that the operator can insert the needle with one hand and simultaneously control the repeated retraction of the needle handle with the other hand, and the other hand can be placed on the puncture site, making the operation more convenient and the needle insertion more stable.

An apparatus for negative-pressure treatment of a tissue site may comprise a fluid reservoir having a variable volume; a first fluid passage fluidly coupled to the fluid reservoir; a first check valve configured to prevent egress through the first fluid passage; a second fluid passage fluidly coupled to the fluid reservoir; and a second check valve configured to prevent ingress through the second fluid passage. In some embodiments, the first check valve and the second check valve may be configured to open if downstream negative pressure is greater than upstream negative pressure. The first fluid passage may be configured to be coupled to a dressing or tissue interface, and the second fluid passage may be configured to be coupled to a negative-pressure source. The apparatus may provide a mobile, re-usable, self-emptying, self-charging source of negative pressure that can manage fluid and temporary or transitional negative-pressure treatment.

A blood reintroduction system can include a canister having a chamber configured to collect blood. A system may include an inlet configured to fluidically connect the chamber to a first tubing in fluid communication with an aspiration catheter. A system may include a first filter within the chamber, wherein the first filter is configured to separate blood from thrombus. A system may include a second filter downstream of the first filter, wherein the second filter is configured to separate blood from thrombus. A system may include a second tubing connected to an outlet of the chamber, wherein the second tubing is configured to reintroduce filtered blood from the chamber to a patient's vasculature.

The invention discloses a manual negative pressure sputum aspirator, which relates to the technical field of medical instruments and comprises a sputum aspirator body, a suction pull rod for driving the sputum aspirator body to work is fixedly connected to the rear part of the sputum aspirator body, and a rotating mechanism for driving the suction pull rod to reciprocate is arranged outside the suction pull rod. An extending mechanism used for saving labor is arranged on the side face of the sputum aspirator body, a supporting mechanism used for maintaining stable work of the suction pull rod is arranged at the bottom of the sputum aspirator body, and a positioning mechanism used for maintaining the inclination angle of the sputum aspirator body is arranged in the middle of the supporting mechanism. The suction pull rod is driven to work in a reciprocating mode through rotation of the rotating disc, small force of hand rotation is converted into large stroke pulling force of the pull rod, physical power needed by single-time operation is greatly reduced, the fatigue degree of operation is reduced, and the rotating mechanism ensures that the stroke of reciprocating motion of the pull rod every time is consistent through mechanical limiting. And the problem of unstable negative pressure caused by non-uniform force during manual direct pulling is avoided.

The invention relates to the technical field of external thoracic drainage, and particularly discloses a drainage device for thoracic surgery nursing, which comprises a bottle body and a collecting cavity, the collecting cavity is arranged on the bottle body, the bottle body is provided with a water seal cavity and a pressure regulating cavity, the collecting cavity is used for collecting hydrops and gas discharged from the thoracic cavity of a patient, and the water seal cavity discharges the gas in the body of the patient in the form of bubbles. The pressure adjusting cavity is used for adjusting and maintaining the negative pressure level of the drainage device, the collecting cavity is connected with a drainage tube, and the monitoring assembly is arranged in the collecting cavity, corresponds to the drainage tube and is used for monitoring the flow of accumulated liquid in the drainage tube and the negative pressure in the collecting cavity and judging whether the drainage tube is blocked or damaged or not. By monitoring the hydrops flow in the drainage tube and the negative pressure state in the collection cavity, whether the drainage tube is blocked or damaged or not is judged according to the hydrops flow and the negative pressure state, and when facing abnormal drainage, medical staff can give an alarm in time to inform the medical staff to quickly judge whether the drainage tube is blocked or is physically damaged.

The present invention relates to the technical field of urinary catheterization devices, and particularly relates to a urinary catheterization device for urology, which includes a housing. A positioning rod is arranged inside the housing, and a urine bag body is installed on the circumferential surface of the positioning rod through a ring buckle. An input connector and an output connector are installed inside the housing. The urine bag body is connected to the input connector through an input tube, and the urine bag body is connected to the output connector through an output tube. The input connector is connected to a urinary catheter through a connecting tube. Mounting plates are installed inside the housing, first guiding grooves are opened on the surfaces of the mounting plates, rotating rods are slidably connected in the first guiding grooves, and extrusion rollers are rotatably connected to the circumferential surfaces of the rotating rods. A slider is slidably connected inside the housing, an activity groove is opened inside the slider, and both ends of the rotating rod are located inside the activity groove. Through the action of the extrusion component, the present invention fully discharges the urine in the urine bag body, improves the urine discharge speed, and enhances the patient's usage experience.

In some examples, a method includes providing a leak detector having a body defining a viewing port, a sensor disposed within the viewing port, an inflow connection disposed on one side of the viewing port, and a vent disposed on an opposing side of the viewing port, wherein the inflow connection, the body and the vent define a lumen extending from the inflow connection through the viewing port and the vent, and coupling the leak detector to at least one of a chest tube and a chest tube drainage unit having a suction port.

A semi-disposable medical-fluid waste management apparatus includes a rigid canister having a first and second canister portions with an opening in the first portion. One of the canister portions includes an interstitial vacuum port therein, and the first and second canister portions include first and second seal portions, respectively, which when sealingly engaged form a canister joint in a canister-closed position. The canister joint defines a seal area, and the canister opening defines an opening area which is smaller than the seal area. The apparatus also includes (a) a disposable assembly having a lid configured to sealingly mate with the canister opening and lid-ports for vacuum and fluid connections and (b) a suction liner sealingly attached to the lid and to be inserted into the canister to receive medical-fluid waste when the canister is closed and the lid is mated with the canister opening.

A portable pump is provided for negative pressure wound therapy for drawing a vacuum from a wound site via a tube. The pump includes an inlet configured to attach the tube from the wound site; a canister in fluid communication with the inlet for collecting fluids drained from the wound site; and a manually-actuated pump mechanism for creating the vacuum. The pump mechanism includes a vacuum chamber in fluid communication with the canister; a piston disposed in the vacuum chamber; and a pump handle coupled to the piston to move the piston in the vacuum chamber between first and second positions to create the vacuum. The pump handle moving between a retracted position and an extended position. The piston is in the first position when said pump handle is in the retracted position and is in the second position when said pump handle is in the extended position.

Disclosed herein are devices, systems, and methods for at least partially automatically aspirating clot material and blood from the vasculature of a patient, filtering the blood from the clot material, and returning the blood to the vasculature of the patient. In some embodiments, a system in accordance with the present technology can include (i) an aspiration catheter configured to be positioned within the vasculature of a patient proximate to clot material therein, (ii) an aspiration assembly selectively fluidly couplable to the aspiration catheter, (iii) a filter assembly selectively fluidly couplable to the aspiration assembly, (iv) a reinfusion and flushing assembly selectively fluidly couplable to the filter assembly, (v) a reinfusion catheter selectively fluidly couplable to the reinfusion and flushing assembly and configured to be positioned within the vasculature, and (vi) a control system communicatively coupled to the aspiration assembly, the filter assembly, and / or the reinfusion and flushing assembly.

Systems and methods for the intravascular treatment of clot material within a blood vessel of a human patient are disclosed herein. A method in accordance with embodiments of the present technology can include, for example, positioning a distal portion of a catheter proximate to the clot material within the blood vessel. The method can further include coupling a pressure source to the catheter via a tubing subsystem including a valve or other fluid control device and, while the valve is closed, activating the pressure source to charge a vacuum. The valve can then be opened to apply the vacuum to the catheter to thereby aspirate at least a portion of the clot material from the blood vessel and into the catheter.

The cyclical suction system generates an intermittent cyclically spaced cyclical suction pressure waveform of a vacuum pressure below atmospheric pressure and a positive pressure above the vacuum pressure. The system includes a flexible inlet tubing connected in fluid communication between a vacuum pump and a suction conduit. A positive pressure pulse generator mechanism intermittently cyclically applies an external force that compresses the segments of the flexible inlet tubing, thereby reducing the internal volume and displacing fluid that can be collected therein, thereby generating positive pressure pulses. Upon withdrawal of the applied external force, the flexible inlet tubing is configured to be able to be forced to return to an uncompressed state, thereby increasing the internal volume while reducing pressure therein until the vacuum pressure ultimately regenerates, thereby minimizing return time and maximizing cycle frequency.

The present invention relates to a device (100) for purifying adipose tissue, said device comprising at least one sealed enclosure (110), a filter (120) present in the sealed enclosure, and a means (10, 20) for rotating the filter, said filter delimiting a centrifugation chamber (160) for centrifuging adipose tissue and having a pore size configured to allow a liquid medium to pass and to retain adipose tissue.

The invention provides a puncture and liquid extraction device for medical oncology, and relates to the field of medical instruments, the puncture and liquid extraction device comprises a piston cylinder, the piston cylinder is inserted into a container cylinder, a liquid extraction assembly can cooperate with a puncture needle and a drainage tube to achieve drainage operation of hydrops in a patient body, and continuous drainage and extraction are achieved; the hydrops in the body of a patient can be extracted and discharged at a time, use is convenient and flexible, the operation assembly can regulate and control the negative pressure generated during hydrops extraction, so that the comfort of the patient during hydrops extraction and drainage is improved, meanwhile, when the puncture needle is blocked by the body tissue of the patient, hydrops extraction and drainage operation can be automatically interrupted, use is stable, and use is convenient. The problems that according to an existing liquid extraction device, negative pressure is produced through an injector to extract effusion, the single-time maximum liquid extraction amount is fixed, when the effusion is too much, the injector needs to be assembled and disassembled repeatedly to extract the effusion, and the negative pressure cannot be controlled are solved.

Manifold for a medical / surgical waste collection assembly. A shell includes a proximal end base, and a lip extending proximally from the proximal end base. The lip extends around an outlet opening defined in the proximal end base that is off-centered to a longitudinal axis of the shell. A cap including a cap head is coupled to a side wall of the shell. A drip stop may be seated within a space defined by the lip to cover the outlet opening. An arcuate section of the lip may be flush with an adjacent section of the side wall. The cap head may define a through hole, and a flapper valve unit may be coupled to the cap head with another component having ears extending through the through hole. A fence may extend from the cap head and configured to be grasped by a user.

The invention belongs to the technical field of medical instruments, and relates to a novel subscalp effusion suction device which comprises a puncture needle, a drainage tube, a three-way connector, a first injector and a drainage bottle. The left end of the drainage tube penetrates through the interior of a needle tube of the puncture needle; a left end interface of the three-way connector is connected with the right end of the drainage tube; a three-way switch for adjusting the drainage direction in the three-way connector is arranged on the three-way connector; a nipple of the first injector is connected with a right end interface of the three-way connector; a top bottle opening of the drainage bottle is connected with a bottom port of the three-way connector. According to the suction device, the drainage tube is reserved in the lower scalp effusion area, the drainage bottle and the first injector can be connected through the three-way connector, the drainage direction in the three-way connector can be switched through the three-way switch, effusion can be repeatedly sucked under the condition that the injectors are not replaced, operation is simpler, the infection probability is reduced, the drainage tube is soft in texture, and the drainage tube is convenient to use. And the indwelling length of the drainage tube can be adjusted, so that the liquid suction is more thorough.

The present disclosure relates to systems and methods for intravascular treatment of intravascular clots in a human patient. A method according to an embodiment of the present technology may include, for example, positioning a distal portion of a catheter near an intravascular clot. The method may further include coupling a pressure source to the catheter via a conduit subsystem that includes a valve or other fluid control device, and activating the pressure source to charge a vacuum while the valve is closed. The valve may then be opened to apply the vacuum to the catheter, thereby sucking at least a portion of the clot into the catheter from the blood vessel.