486 results about "Intubation tubes" patented technology

The invention belongs to the technical field of medical instruments, and discloses a gynecological postoperative flushing device which comprises an outer flushing tube and an inner suction tube, the outer diameter of the inner suction tube is smaller than the inner diameter of the outer flushing tube, and the inner suction tube penetrates through the outer flushing tube; the liquid inlet end of the outer flushing pipe is communicated with a flushing pump, the liquid inlet end of the flushing pump is communicated with a liquid storage bottle for storing flushing liquid, and a first through hole is formed in the liquid outlet end of the outer flushing pipe; the liquid outlet end of the suction inner tube is communicated with a collecting bottle, the collecting bottle is communicated with the suction pump through a negative pressure tube, and a second through hole is formed in the liquid inlet end of the suction inner tube; the outer side of the flushing outer pipe is adjustably connected with a fixing assembly. The flushing outer pipe and a wound are fixed through the fixing assembly, the fixing effect is good, and the situation that the pipeline displaces to rub skin is avoided; the flushing pump is started to flush the wound position in the abdominal cavity through the flushing outer pipe, the suction pump is started to drain hydrops in the abdominal cavity through the suction inner pipe, and flushing and drainage work can be completed through one-time intubation operation.

The invention relates to the technical field of medical image processing and interventional therapy assistance, and discloses an intubation fluorescent image feature learning system for hepatic artery chemoembolization. Comprising an image acquisition module which is configured to acquire a distortionless two-dimensional fluorescent blood vessel image in a hepatic artery chemoembolization super-selective intubation process; the control module is used for extracting surface geometric features of the blood vessel from the two-dimensional fluorescent blood vessel image; inputting the surface geometric features to a preset spatial reasoning model, and outputting a spatial distribution probability matrix of each blood vessel part; capturing a difference signal between the spatial distribution probability matrix and angiography feedback data in an actual intubation process in real time, and forming an iterative training data set to optimize the spatial reasoning model; and identifying a potential complex blood vessel region according to the spatial distribution probability matrix, generating an intubation path early warning signal, and generating guide parameters of X-ray release opportunity and dose based on the early warning signal so as to reduce radiation exposure.

The catheter comprises a catheter body and a camera shooting assembly, the catheter body comprises an operation part and an intubation tube from the near end to the far end, and the camera shooting assembly comprises a camera installed at the head end of the intubation tube. The operation part comprises an operation part shell, and a perfusion joint, a suction joint and an instrument inlet which are arranged on the operation part shell; a liquid outlet channel and a liquid inlet channel are arranged in the intubation tube, and the liquid outlet channel and the liquid inlet channel are arranged separately; the cannula comprises a main tube section, a bent section and a head end in the extending direction from the near end to the far end, the bent section is driven by the operation part to drive the head end to deflect, and the flexible tube wall at least partially limits the boundary of the liquid inlet channel and / or the liquid outlet channel.

The invention relates to the technical field of medical endoscopes, and provides an endoscope with a temperature measurement function, the endoscope comprises an operation part and a soft lens catheter, and the operation part and the soft lens catheter are both internally provided with a liquid supply channel, a suction channel and a transmission medium channel; the flexible lens catheter is detachably arranged on the operating part through a connecting part, and the connecting part comprises a locking piece, a sealing insertion tube, an elastic contact piece and a sealing piece; the operation part and the flexible lens catheter are both provided with the abutting pipes communicated with the suction channel, and a sealing piece is arranged at the connecting position of the two abutting pipes. Through the arrangement of the connecting part, the flexible lens catheter can be quickly disassembled and replaced during use, the replacement time when the operation part breaks down in the operation process can be greatly shortened, and the flexible lens catheter can be disassembled and replaced without being taken out.

The invention relates to the technical field of image processing, in particular to an anesthesiology department airway intubation image recognition method based on artificial intelligence. The method comprises the following steps: acquiring an airway CT image of a patient at double view angles, constructing a multi-curvature airway model and generating a corresponding image; correcting the model image in combination with the inherent distortion parameter of the lens to obtain a distortion corrected image; secondly, the influence of different curvatures on distortion is quantified under a multi-curvature distortion correction image, and a curvature-direction-distortion correction factor mapping relation is generated; acquiring a current airway image in real-time intubation, extracting curvature features by performing pixel-level matching with the distortion correction image, associating the curvature features with the mapping relation, and determining a distortion correction index corresponding to the current airway image; and finally, performing double correction on the current airway image by combining the lens distortion parameter and the distortion correction index, and generating a high-credibility airway correction image for subsequent image recognition.

Various embodiments provide an endotracheal tube having a body comprising a flexible hollow tube with a distal end for insertion into a patient's trachea during intubation, and an opposite proximal end. Some embodiments comprise one or more internal projections, said internal projections projecting radially inwardly from an internal wall surface of a distal tip portion of the endotracheal tube, wherein the internal projections are tapered in at least one direction. Some embodiments comprise at least one internal projection projecting radially inwardly from an internal wall surface of a distal tip portion of the endotracheal tube, wherein the internal projection comprises a radiopaque portion. Some embodiments comprise an endotracheal tube body which comprises a polymeric material comprising a helically wound, meshed or braided reinforcement structure embedded therein, the helically wound, meshed or braided reinforcement structure being formed from one or more filaments, and wherein one or more properties of the reinforcement structure vary along the length of the endotracheal tube such that the bending flexibility and / or the mechanical strength of the endotracheal tube varies along the length of the endotracheal tube. Some embodiments comprise a pair of longitudinally spaced locally thinned circumferential wall portions provided at a distal end region of the endotracheal tube. Also described are intubation systems including such endotracheal tubes.

A transparent intubation barrier in the form of a box is provided which substantially reduces aerosol exposure and the transmission of disease between patient and healthcare provider.

The application provides a self-pressure relief safety catheter, which comprises a main tube, an insertion tube, an elastic connecting tube and an air bag tube; the main tube has a first lumen, a second lumen and a third lumen inside; the insertion tube has an insertion tube lumen inside and a flow guide hole on the outer wall, which is communicated with the insertion tube lumen; the elastic connecting tube is communicated with the first lumen and the insertion tube lumen; the air bag tube is sleeved outside the elastic connecting tube and connected between the main tube and the insertion tube. In the initial state, the outer wall of the air bag tube is basically flush with the outer walls of the main tube and the insertion tube; after being inserted in place, water is injected into the air bag tube, and the air bag tube is inflated; when the main tube is pulled by mistake, the elastic connecting tube is quickly elongated, the outer diameter of the air bag tube is quickly reduced, and the water inside the air bag tube is quickly overflowed through the flow valve. The self-pressure relief safety catheter can reduce the extrusion of the air bag tube on the urethral mucosa, avoid the occurrence of serious complications such as urethral injury or tearing caused by accidental pulling of the catheter, and improve the safety and reliability of the catheter use.

The utility model discloses a small gear and rack focusing device with intubation interface, which is composed of a base, a focusing seat and a focusing cylinder. A through hole is arranged in the middle of the base, and a gear shaft passes through the through hole. A focusing hand wheel is arranged at the two ends of the gear shaft. The lower part of the focusing seat is connected with the base, and the focusing cylinder is arranged inside. Two tiles and a PTFE gasket are arranged on the contact surface between the upper part of the focusing seat and the focusing cylinder. The tiles are adjusted by limiting screws, and the PTFE gasket is adjusted by hand screws. A connecting thread and a C ring are arranged at the rear end of the focusing cylinder. The C ring is pressed by a knurled head screw. A rack is arranged at the lower part of the focusing cylinder, and the rack is matched with the gear shaft. The rear end of the focusing device can be connected by thread cooperation or directly inserted into the intubation. The user can conveniently adjust the small telescope by the hand wheel, and the experience is optimized.

The utility model belongs to the technical field of trachea cannulas, and particularly relates to a trachea cannula adjusting and fixing structure which comprises a supporting plate, sliding guide rods are installed at the two ends of the supporting plate through installation blocks, and limiting adjusting and clamping structures used for adjusting and fixing a trachea cannula are arranged on the sliding guide rods in a sliding mode. The limiting, adjusting and clamping structure comprises a sliding block, a limiting rod and an adjusting and clamping structure; the limiting rod is installed at the bottom of the sliding block, and the adjusting clamping structure is connected to the front side face of the sliding block through a connecting rod. The adjusting turncap is rotated to rotate the coaxial bidirectional screw rod to drive the clamping plate to clamp and fix the intubation tube, so that the fixing stability of the intubation tube is ensured, and the intubation tube is prevented from falling off or shifting; when the fixed position is replaced, the sliding block slides to the replacement position on the sliding guide rod, and the limiting rod at the bottom of the sliding block is inserted into the limiting hole for limiting under the elastic action of the telescopic spring, so that displacement in the fixing process is prevented; the intubation tube is convenient to fix, disassemble and replace the position; and great convenience is brought to nursing personnel.

The present disclosure relates to a laryngoscope blade modification for endotracheal intubation. The disclosure provides a flexible channel attached to the laryngoscope blade or a rigid channel that opens via a spring system. The channel further incudes a slit along the entire portion of the channel, enabling a guidewire to be loaded into the channel and advanced to a patient's vocal cords and trachea before being dislodged or removed in a quick, efficient manner. An endotracheal tube is then slided over the guidewire into the vocal cords and trachea. Once endotracheal tube is inserted, guidewire is removed and intubation initiated. The present disclosure enables a faster insertion of a guidewire into the vocal cords over conventional methods without wasting precious seconds. By using a guidewire with a soft tip, the incidence of vocal cord injury decreases substantially and intubation performed successfully in a quick manner.

A laryngeal mask airway (LMA) intubation guide for endotracheal intubation procedures and ventilation of a subject, the LMA intubation guide comprising: an elongate body defining a passageway extending between a proximal opening and a distal opening for receiving a blade portion of an intubation device; a laryngeal mask at the distal opening for covering a larynx of the subject; and a ventilation airway extending at least partially along the body, comprising: a ventilation port at a proximal end of the ventilation airway for connection to a ventilator; and a ventilation aperture at a distal end of the ventilation airway for allowing fluid communication between the ventilation airway and the passageway proximate the laryngeal mask, the LMA intubation guide configured for intubation of the subject with an endotracheal tube through the passageway while the subject is ventilated using the ventilation airway.

The utility model discloses a wearing type drainage tube fixing and protecting device capable of preventing the tube from being pulled out mistakenly in the technical field of drainage tube protection, which comprises a fixing sleeve and an internal part, the fixing sleeve comprises an elastic sheet, a fixing sheet and a connecting sheet, the fixing sheet and the connecting sheet are fixedly connected with two ends of the elastic sheet respectively, and a transparent window is arranged on the fixing sheet close to the end. The inner part comprises a protective ring, one end of the protective ring is fixedly connected with an extension section, the side wall of the protective ring is fixedly connected with a positioning sheet, one side of the extension section is fixedly connected with a fixing winding belt, one side of the fixing winding belt is fixedly connected with a tensioning sheet, the tensioning sheet is fixed with a connecting sheet in a matched mode, and the positioning sheet is fixedly connected with a fixing sheet; the cannula position can be cushioned through the protective ring to avoid compression, the front face of the abdomen is in a full-wrapping state, unconscious extubation of a patient can be avoided, and overall wearing is light, convenient and easy.

The utility model provides an automatic separation intubation quick connector, which belongs to the technical field of transportation and comprises an air supply pipeline, an intubation quick connector fixed part, an intubation quick connector movable part, an adapter, an air channel formed by a double-layer air bag, an air bag hanging ring and an auxiliary separation rope, the intubation quick-plug connector fixed part and the intubation quick-plug connector movable part are arranged on the air supply pipeline, the intubation quick-plug connector movable part is provided with small holes, the double-layer air bag is provided with an air bag hanging ring, one end of the auxiliary separation rope is tied to the air bag hanging ring, and the other end of the auxiliary separation rope is tied to the air supply pipeline. And the other end of the auxiliary separating rope penetrates through a small hole reserved in the movable part of the intubation quick-plug connector, so that the auxiliary separating rope is tensioned until the movable part of the intubation quick-plug connector and the fixed part of the intubation quick-plug connector are knotted in a separable state. According to the utility model, the problem that the quick connector of the cannula needs to be separated manually is solved, and the requirements of quick inflation and separation of the air bag are met, so that the safety of passengers or equipment is ensured.

The invention discloses a clinical airway unobstructing device for old-age medicine. The clinical airway unobstructing device comprises a drafting frame, a pop-up auxiliary structure, a rotating replacement disc, a winding roller, a storage assembly and a main body support. The invention belongs to the technical field of airway patents. According to the scheme, only when all the trigger buttons are pressed down by the telescopic moving rod, discharging between the parallel-plate capacitors is ended, electrorheological fluid is made to be in the liquid characteristic, and in the state, the pop-up sleeving shell is separated from the rotating shaft through the pop-up auxiliary spring, so that the winding roller is assisted in being popped up, and therefore the winding effect is improved. Automatic auxiliary popping of the airway hose after the airway hose is wound in place on one winding roller is completed, and automatic experience is achieved; and when the next group of winding rollers are popped out, the falling winding rollers can be clamped by the storage rollers in the other group of overturning accommodating shells below, so that the air passage hose and the air passage intubation tube are convenient to replace, and the use experience is improved.

The utility model relates to the technical field of glycerine enema, in particular to an anti-reflux auxiliary device for glycerine enema, which comprises a liquid medicine capsule, an intubation tube is fixedly connected to the right end of the liquid medicine capsule, a plugging tube is movably connected to the outer surface of the intubation tube in a penetrating manner, an outer sleeve is movably connected to the outer surface of the plugging tube in a penetrating manner, and the right end of the intubation tube is of a cambered surface structure. A plurality of liquid medicine spraying holes are formed in the right end of the intubation tube, a liquid feeding cavity and a movable cavity are formed in the intubation tube, the movable cavity is communicated with the liquid feeding cavity, a ball is arranged in the movable cavity, and a partition plate is fixedly connected to the inner wall of the movable cavity and located on the right portion of the ball. According to the anti-reflux auxiliary device for the glycerine enema, liquid medicine can be prevented from reflowing and splashing, and the cleaning burden is reduced.

The utility model relates to the technical field of medical instrument application, and discloses an anti-regurgitation stomach tube fixing device for internal medicine nursing, which comprises a main body frame, a stomach tube plate fixedly connected with the main body frame is arranged on the main body frame, a plurality of limiting holes are arranged on the stomach tube plate, a fixedly connected support rod is arranged on the main body frame, and a plurality of fixing holes are arranged on the support rod. A plurality of tube locking frames are arranged on one side of the stomach tube plate and penetrate through the main body frame, after a patient takes food through the stomach tube, the tube locking frames are pressed down, the tube locking frames are extruded on the stomach tube, the stomach tube is flattened, and the tube locking frames are inserted into the tube locking frames, so that the stomach tube is prevented from being damaged. Food in the stomach of a patient is effectively prevented from flowing back through the stomach tube.

The utility model relates to the technical field of distributors, in particular to a horizontal double-layer discrete type distributor convenient to adjust, which comprises a connecting seat, an inserting pipe is fixedly connected onto the connecting seat, a distribution assembly is arranged on the connecting seat, and the distribution assembly comprises a shell, a distributor, a feeding pipe and a discharging pipe. The two shells are fixedly connected to the two ends of the connecting base, the two distributors are fixedly connected to the interiors of the two shells correspondingly, the two distributors are both fixedly connected with the feeding pipe and the discharging pipe, and an adjusting assembly is arranged in the connecting base; according to the utility model, the working pressure of a single distributor can be solved through alternate use of the two discrete distributors which are horizontally distributed, when one distributor is used, the other distributor can be overhauled, and when one distributor breaks down, quick switching can be carried out, so that the other distributor can replace the distributor to work.

The utility model discloses a kind of detection collection tubes of canine fecal parasite, including disposable collection tube, it is characterized by: the disposable collection tube includes outer tube and inner tube;The utility model is applicable to the floating method detection parasite of canine fecal matter.The inner tube and outer tube assembly structure are used, the base pipe of inner tube bottom surface setting after inner tube collection canine fecal matter is inserted in the intubation of outer tube inner setting, manually rotates and makes inner tube fully stir canine fecal matter and solution collected;The filter hole of filter portion arranged evenly that inner tube is set makes canine fecal matter to be contained in inner tube filter dissolution after filter residue, not easy to leave residue on glass slide and affect detection effect, improve the detection efficiency of canine fecal parasite.

The invention discloses a passive variable-diameter medical cannula and a cannula assembly. The cannula comprises an in-vivo tube and an in-vitro tube which are communicated with each other; the in-vivo pipe can be deformed and compressed along the radial direction of the cross section of the in-vivo pipe, so that the in-vivo pipe is fed into a body by virtue of a pipe feeding component after being deformed and compressed; the in-vivo tube has a shape memory function and can restore to the original shape under the human body temperature condition after the tube feeding component is removed; the in-vivo pipe can be compressed again in the radial direction of the section of the in-vivo pipe by means of the pipe withdrawing component to be withdrawn out of the body. The intubation tube has the advantages that the intubation tube can be conveniently fed into the body and withdrawn out of the body by adjusting the size of the section of the upper in-vivo tube, and the intubation tube is stably positioned in an operation.

The utility model relates to the technical field of urethral catheters, and discloses a urinary surgery urethral catheter which comprises a urethral catheter body, the top end of the urethral catheter body is connected with an intubation tube, an air bag is arranged at the upper position of the outer ring of the intubation tube, and the top end of the intubation tube is connected with a silica gel plug. An anti-falling belt is arranged at the position, close to the cannula, of the outer ring of the catheter body, medical adhesive tapes are arranged at the positions, close to the two sides, of the top face of the anti-falling belt, protective films adhere to the top ends of the medical adhesive tapes, and a plurality of catheterization holes are formed in the outer ring of the cannula and the outer ring of the silica gel plug. By arranging an anti-falling belt, a medical adhesive tape, an air bag, a silica gel plug and a urine storage pot, the stability of catheterization is improved, the catheter body can be fixed to a proper position on a bed sheet or a sickbed, the probability that the catheter body falls off when a person moves is reduced, automatic replacement is facilitated, urine is prevented from leaking when the urine storage pot is replaced, and the use effect is improved conveniently.

The invention discloses negative-pressure cleaning equipment for respiratory tract secretions of children, and relates to the technical field of respiratory tract cleaning, the negative-pressure cleaning equipment comprises an equipment box, a supporting piece is arranged in the equipment box, a storage bottle is arranged at the upper end of the supporting piece, a placing hole is formed in the top of the equipment box, the upper end of the storage bottle extends out of the placing hole, and the upper end of the storage bottle communicates with a mounting pipe; the upper end of the mounting pipe communicates with a pipe fitting; the front end of the pipe fitting communicates with an adsorption pipe; the water pump is arranged in the equipment box, the input end of the water pump communicates with a storage part, the output end of the water pump communicates with a conveying pipe, and the output end of the conveying pipe communicates with an insertion pipe; according to the negative pressure cleaning equipment for the secretions in the respiratory tract of the child, dry and sticky secretions (such as nasal scab and sticky sputum) are wetted and softened in advance or synchronously through the water pump and the liquid injection pipe system, so that the secretions are easy to flow. Afterwards, the negative pressure pump and the adsorption pipe system can completely suck and remove the softened secretions, and the defects that traditional pure negative pressure adsorption is low in efficiency and not thorough in removal are overcome.

The invention provides a material guiding device, pipe inserting equipment and an air conditioner, the material guiding device is used for the air conditioner, the air conditioner comprises a to-be-inserted pipe, the to-be-inserted pipe comprises a pipe body and at least two connecting pieces, the pipe body comprises at least two pipe supporting legs, the at least two connecting pieces are arranged on the at least two pipe supporting legs in a sleeving mode respectively, and the material guiding device comprises a base, the base is provided with a material guiding channel and a material guiding opening which are communicated with each other, and the at least two pipe supporting legs extend into the material guiding channel through the material guiding opening; the limiting surface is arranged on the base and located at the material guiding opening, and based on the fact that the at least two connecting pieces make contact with the limiting surface and the distance exists between the at least two pipe supporting legs and the bottom wall of the material guiding channel, whether the connecting pieces are not arranged on the to-be-inserted pipe or not can be indirectly detected, and the problem that the incoming material state cannot be effectively recognized through manual pipe insertion is solved; and the quality control effect is improved, and the automatic production requirement can be met.

Esophageal intubation assemblies, esophageal cardiac stimulation and gastric decompression assemblies, and methods for using and making the same are provided.

This utility model provides a veterinary visual tracheal intubation tube, comprising: a tube body, with connectors and a front air bladder fixedly connected to both ends of the tube body, a rigid tube fixedly connected to the rear air bladder, an internal light source at the front end of the tube body, and a viewing lens inside the tube body, which is connected to the inner wall of the tube body via a reset mechanism. The front and rear air bladders are connected by a connecting tube. This application uses a tube body to insert into the animal's trachea, and an air bladder at the front end of the tube body is used to fit against the trachea, facilitating the stability of the tube body after insertion. An air bladder is also provided at the rear end of the tube body for placement inside the animal's mouth, allowing the mouth to be opened before tracheal insertion. Air is introduced through a three-way tube, and the air bladder can be inflated during intubation, improving ease of use. Simultaneously, the viewing lens and light source are used for observation during insertion, improving the smoothness of tracheal intubation.

This application relates to the field of dispensing devices, and more particularly to a dispensing device comprising a dispensing tube, dispensing plates, and a pressing component. The dispensing tube is transparent and has a dispensing channel extending through it along its length, the inner diameter of which is greater than or equal to the diameter of the tablet. Several dispensing plates are provided, and these plates slide and engage with the dispensing tube. Dispensing holes are extending through the thickness of each dispensing plate. The dispensing plates have both a closed state and a connected state. When the dispensing plate is in the closed state, the dispensing holes and the dispensing channel are staggered. When the dispensing plate is in the connected state, the dispensing holes and the dispensing channel are interconnected. The pressing component is installed on the dispensing tube, and the dispensing plates are all installed on the pressing component. Pressing the pressing component switches the dispensing plates between the closed and connected states. This application facilitates medication dispensing by pharmacists.

The application discloses a difficult tracheal intubation auxiliary evaluation system and method suitable for a visual laryngoscope based on multi-modal data construction, and belongs to the technical field of data processing systems. The auxiliary evaluation system is provided with a data main line; a calculation unit and a result output unit are sequentially connected on the data main line; the calculation unit stores a computer program; the computer program runs a calculation method of a difficult tracheal intubation probability value when executed by a processor; the value calculation method is obtained through formula I: formula I: wherein, x s structured clinical data of the evaluated person; f s structured clinical feature coding function; W is a weight matrix; b is a bias term; I g,v body position image data of the evaluated person; f θ image feature extraction function; α g,v image attention weight of different visual angles in the same body position group when g takes the same value and v takes different values; β g inter-group attention weight of the body position group g in the body position image data of the evaluated person; and lambda is a modal fusion weight parameter; σ Sigmoid function.

The utility model relates to nursing clothes for obstetrical department, in particular to kangaroo type nursing clothes for NICU tracheal intubation noninvasive auxiliary ventilation, which comprises a nursing clothes main body, a waistband and a lock catch, the shoulders of the nursing clothes body are connected with first fixing bands, the abdomen of the nursing clothes body is connected with a nursing bag, and the surface of the nursing bag is connected with second fixing bands. The waistband is arranged below the nursing bag; the lock catch is arranged on the surfaces of the nursing bag and the waistband and comprises a mounting shell and an elastic plate. By arranging the adjustable nursing bag, after a newborn is placed in the nursing bag, the internal space of the nursing bag is adjusted by adjusting the tightness of the waist band and the connecting length of the second fixing band and the first fixing band, so that a comfortable nursing space is provided for the newborn; and the problem that the neonate feels uncomfortable due to the small space in the puerpera clothes in the nursing process is solved.