145 results about "Tube intubation" patented technology

The present invention relates to the field of medical devices used in the procedures of orotracheal or nasotracheal intubation. Oral or nasal endotracheal intubation procedures are commonly employed to secure a controlled airway and to deliver inhalant oxygen, anesthetic gases, and other therapeutic agents into the trachea and lungs of human and veterinary patients. Such intubation procedures carry a significant risk of dental injury resulting from contact between the laryngoscope blade used for visualization during intubation. The present invention provides an apparatus to reduce dental injury including a modified laryngoscope blade and a disposable insert which is designed to be received and retained in a single step by the modified laryngoscope blade. The disposable insert may be quickly secured by the user, and reduces both direct pressure and shear forces on the maxillary incisor teeth when the laryngoscope blade is placed in a patient's mouth during intubation.

The invention relates to a teleoperation bronchoscope robot system, and belongs to the technical field of robots. The teleoperation bronchoscope robot system comprises an electromagnetic navigation layer, a slave operation layer, a master operation layer and a network layer, the electromagnetic navigation layer achieves positioning and navigation of the bronchoscope, a master-slave control mode is adopted, a doctor inputs actions through a force feedback rocker of the master operation layer, the slave operation layer reproduces hand actions of the doctor to complete tracheal intubation operation, the master operation layer and the slave operation layer are connected through the network layer, and the remote operation function of the doctor is achieved. According to the teleoperation bronchoscope robot system, effective integration of multiple functional surgical instruments is achieved, high intelligence and automation of bronchoscope operation are improved, accuracy and stability of an operation are improved, through a master-slave control mode, a doctor and a patient are spatially separated, the infection risk is reduced, a doctor can operate in an environment far away from rays, and ray accumulation damage is avoided.

The invention relates to an enema device capable of reducing enterobrosis probability, and aims to solve the problems that a conventional enema device is difficult to control, the intestine lubrication is insufficient, the pouring resistance is large and the pouring pressure is difficult to judge and reduce. The enema device capable of reducing enterobrosis probability comprises a hollow intubatewhich is horizontally arranged, wherein an enema head is arranged at the left end of the intubate; a spiral conveyer arranged on the inner side of the intubate is arranged on the intubate; a ball applicator formed by balls which freely rotate is arranged on the enema head; the right end of the spiral conveyer is in shaft sealing connection with the right end of the intubate; a sleeve is arranged on the intubate; the left end and the right end of the sleeve are respectively in sealing connection with the intubate; a first interlayer is formed between the sleeve and the intubate; a sliding sleeve is arranged on the sleeve; the left end and the right end of the sliding sleeve are in axial sliding connection with the sleeve; a second interlayer is formed between the sliding sleeve and the sleeve; a liquid inlet hole is formed in the left end surface of the sliding sleeve; a drainage hole which communicates with the first interlayer and the second interlayer is formed in the sleeve; a liquid injecting pipe arranged on the right side of the sliding sleeve is arranged on the intubate; a liquid inlet pipe arranged on the right side of the sliding sleeve is arranged on the sleeve; and a stream back pipe which communicates with the second interlayer is arranged on the sliding sleeve.

The invention discloses a visualized sober trachea intubation device through gas navigation. The visualized sober trachea intubation device comprises a gas guiding catheter, a trachea guiding catheter, and a leading catheter, wherein an opening is formed in a position adjacent to a beveled edge end, of the gas guiding catheter; the leading catheter is inserted from one end of the gas guiding catheter and extends out from the opening; a camera and a gas guiding catheter which extend to the ends of the leading catheter in a penetrating manner are arranged in the leading catheter; one end of thegas guiding catheter is connected with a detector, and a collector is arranged at the other end of the gas guiding catheter; and the detector communicates with an air pump. The visualized sober trachea intubation device disclosed by the invention is high in intubation success rate, few in complications, simple and convenient to operate, economical and practical.

The invention belongs to the technical field of medical instruments, and particularly relates to an acting force-displacement-vision hybrid control method for robot tracheal intubation. The acting force-displacement-vision hybrid control method comprises the following steps that firstly, corresponding points in a standard path are obtained through visual image mapping by utilizing the standard path of intubation and an oral cavity mechanical model, theoretical and actual displacement and force information is respectively read according to a robot device, the standard path and the mechanical model, the safety of a region is judged by using a virtual clamp method, and the movement speed of a mechanical arm is regulated and controlled through parallel PID regulation and control according to the safe partition. Force, displacement and visual information in tracheal intubation are used in a combined mode, safe and efficient insertion of a laryngoscope and a catheter is achieved through a virtual clamp, parallel PID control and threshold value control methods, the accuracy of the intubation posture is guaranteed, and a solid foundation is provided for automatic tracheal intubation of a robot.

The invention provides a nasal-gastric tube. The tube comprises a catheter component and a guide wire component, 6-8 stainless steel balls are arranged at the front end of a catheter of the catheter component, and the outer surface of the catheter is coated with a hydrophilic lubrication coating; the guide wire component comprises a guide wire, a round rubber head is arranged at the head end of the guide wire, and the surface of the guide wire and the inner wall of the catheter are both coated with a hydrophilic lubrication coating or a lyophobic coating. According to the nasal-gastric tube, the surface of the catheter is provided with the hydrophilic lubrication coating, when the tube is used, the hydrophilic lubrication coating can absorb water and expand only by soaking the catheter in sterile water for a while, the catheter feels as smooth as the surface of a loach, and it is facilitated to intubate the tube. In the tube intubation process, the catheter is straightened by the guide wire, and it is convenient for the catheter to enter. It is facilitated for the catheter to pass through the pylorus under the action of gravity of the steel balls at the front end, the catheter can stay in an enteric cavity of a small intestine in an ideal state, the inner wall of the guide wire and the inner wall of the catheter are lubricated, the guide wire can be drawn without hindrance, and after the tube intubation is completed, the guide wire can be drawn out rapidly.

The invention belongs to manufacture method and use method of rat tracheal intubation equipment, and particularly relates to a manufacture method and use method of tracheal intubation equipment of a rat acute myocardial infarction model. A needle core and an inner guide wire of the needle core are respectively a guide needle and a loach guide wire (Terumo super-slippery M-shaped loach guide wire in Japan) used for coronary artery intervention; the soft end of the guide wire penetrates through the tail end of the guide needle and is exposed from the head end of the guide needle by 0.4cm; and the redundant guide wire at the tail end of the guide needle is cut off. An outer-layer hose is prepared from an infusion needle of disposable venous infusion apparatus (Shanghai Youyu Medical EquipmentCo., Ltd., 0.5x20 infusion apparatus), wherein the length of the outer-layer hose is shorter than the length of a catheter needle by 0.3 cm, and the root of the hose is cut obliquely by a movable flap which accounting for 1/3 of the circumference of the hose. After anaesthesia, a rat is fixed and is subjected to skin preparation, a rat tongue is clamped out with a small tweezer, the tongue tip ispulled by a left hand, and a tracheal intubation pipe is hold by a right hand. A hard catheter needle at the head end of the tracheal intubation needle core is arranged at the root part of the rat tongue, and a trachea opening of the rat is searched by fine adjustment of the self-made tracheal intubation pipe under direct vision. The guide wire at the head end of the tracheal intubation pipe is sent in instantly when the trachea opening is opened, then the guide wire at the head end is inserted into the trachea opening by about 1cm through rotation, and the catheter needle is pulled out, wherein if the rat can breathe uniformly and smoothly, intubation is successful.

The invention discloses a supraglottic device capable of positive pressure ventilation and non-invasive tube intubation, wherein the supraglottic device comprises a ventilation pipeline, a drainage pipeline system, a pressure regulating plate and an air bag. The pressure regulating plate can make the device inserted in an appropriate position to adapt to personal difference, and adjusts the heightof a distal opening of the ventilation pipeline elevated by air inflation of the air bag so as to make the air flow of the ventilation pipeline directly align to a glottis. Meanwhile, a central sulcus in a downstream section of a suppression plate coincides with a central sulcus in the bottom wall of a distal section of the ventilation pipeline so as to guide a bougic to enter the glottis. The left part and the right part of the air bag after inflation form a closed state with surrounding tissues and elevate a tongue root together with the top wall of the distal section of the ventilation pipeline; at the same time, the middle part of the air bag after inflation elevates the opening of the distal end of the ventilation pipeline. A pressure regulating plate included angle adapts to the distance between the glottic opening and the pharynx and larynx wall of different individuals. The drainage pipeline system also comprises an esophageal drainage pipe which can drain the upper part of the esophagus and a pharyngeal drainage pipe that can drain the pharynx. An expansion part of the esophageal drainage pipe can form a closed state with the upper esophageal opening.

The invention provides a double-sleeve tracheal intubation device for a rat. The double-sleeve tracheal intubation device comprises an outer-layer sleeve, an inner-layer sleeve and a guide steel wire. The outer-layer sleeve is used as an oral cavity opening pipe, is nested on the outer layer of the inner-layer sleeve, and comprises an opening end extending into an oral cavity and a holding end arranged on the outer side; the front end of the opening end is an inclined face, the included angle between the tail end of the opening end and the holding end is 100-120 degrees, and the thickness of the connecting position is 2-2.5 mm. The inner sleeve serves as a breathing tube, the front end of the inner sleeve has a certain angle and a passivated corner, and the tail end of the inner sleeve is provided with a breathing machine connecting mechanism; the guide steel wire is longer than the inner sleeve. The tracheal intubation assembly can effectively achieve rapid intubation, does not need a tracheotomy operation, and avoids complex surgical operation and extra damage to a rat. The use result shows that the method is small in damage to rats, stable, reliable and high in success rate, additional damage caused by exposure of multiple wounds in thoracotomy is avoided, secondary or multiple thoracotomy is facilitated, and the survival rate of animals is increased.

The invention discloses visible and surgery anaesthesia intubation forceps with a conveniently detached and replaced camera. A pair of forceps comprises a semi-circular fixed block. The semi-circular fixed block is connected with a semi-circular movable block through a reset spring. The left end of the semi-circular fixed block is fixedly connected with the lower part of the inner wall of a sleeve tube. The upper end of the side surface of the sleeve tube is fixed with a button. The upper part of the inner wall of the sleeve tube and the upper surface of the left end of the semi-circular movable block are slidably connected. The lower surface of the semi-circular movable block is slidably connected with the upper surface of the semi-circular fixed block. The upper part of the side surface of the sleeve tube is provided with a limiting groove. The visible and surgery anaesthesia intubation forceps with the conveniently detached and replaced camera have the following beneficial effects: when a trachea cannula is inserted into a patient, working difficulty of medical staff is reduced and the pain of a patient is reduced; a single-chip microcomputer is used for receiving and processing an image of an inserting end of the trachea cannula through the camera and transmitting the image to a display such that the trachea cannula is accurately inserted; an installing groove of a clamping board is snapped onto a clamping block of the camera so that the camera is conveniently cleaned and disinfected.

The invention discloses a source end-tidal carbon dioxide monitoring tracheal intubation navigation device including several carbon dioxide sensors, wherein one end of the carbon dioxide sensor is connected with one end of each carbon dioxide guide pipe, the other end of each carbon dioxide sensor is connected with a trachea line concentration connector through an air guide pipe, the trachea lineconcentration connector is connected with an air pump, and the other end of the carbon dioxide guide pipe is gathered and inserted into a guide pipe of the trachea cannula. The guide pipe can be usedfor tracheal intubation so that the guide pipe has a carbon dioxide monitoring function, and the proper position of the tracheal intubation can be conveniently determined.

A stylet is disclosed for insertion into an endotracheal tube for guiding the tube during intubation. The stylet has a body (3) with a pivotable tip portion (5) at its distal end which is movable in either of two opposing directions away from the axis of the stylet. The tip portion (5) may carry an image acquisition device for video imaging. A control mechanism for controlling the pivot angle of the pivotable tip has a hand-operated actuator (7) at the proximal end of the stylet and flexible control wires (23) extending down the stylet to connect the actuator to the pivotable tip portion (5). Also disclosed is an endotracheal tube (100) usable with the stylet and having a bending portion (103), defined by a concertina or thinned portion, at its distal end to facilitate bending of its tip portion (104) by the stylet tip portion (5).

The sputum suction device for the pneumology department comprises a sputum suction device body and an intubation tube, a vacuum machine, an oxygen generator and an atomization machine are arranged at the upper end of the sputum suction device body, a placement table is arranged at the bottom of the front end face of the vacuum machine, and a medicine storage tank and a sputum storage tank are arranged on the placement table; the top of the sputum storage tank is in through connection with the center of the vacuum machine and the center of the intubation tube through rubber tubes, the medicine storage tank is in through connection with the atomizer through a rubber tube, the oxygen generator and the atomizer are in through connection with the side wall of the intubation tube through rubber tubes, a grip is arranged at the outer end of the intubation tube, and sputum suction holes are formed in the side end face of the intubation tube. A first air outlet is formed in the front end face of the cannula, the cannula is of a double-layer structure, a sputum suction pipe is arranged in the center of the cannula, an oxygen supply pipe is arranged on the outer layer of the cannula, a sputum suction hole is in through connection with the sputum suction pipe, the first air outlet is in through connection with the oxygen supply pipe, and a protective ball is arranged at the front end of the cannula. According to the invention, the convenience and stability of equipment operation are improved.

The invention discloses an oral cavity cleaning device for a tracheal intubation patient, and relates to the technical field of medical equipment; an upper tooth socket and a lower tooth socket are connected through a locking mechanism; trachea positioning grooves are formed in the upper tooth socket and the lower tooth socket; the positions of the two trachea positioning grooves correspond to each other; tooth placing grooves are formed in the upper tooth socket and the lower tooth socket; and two cleaning grooves are formed in each of the upper tooth socket and the lower tooth socket. According to the oral cavity cleaning device for the tracheal intubation patient, operation of medical staff is facilitated, the trachea in the oral cavity of the patient is positioned through the trachea positioning grooves in the upper tooth socket and the lower tooth socket, and it is avoided that the trachea slips off in the body of the patient due to displacement of the trachea during cleaning; cleaning liquid medicine is injected into the oral cavity of the patient through a liquid supply mechanism; the gum of the patient is cleaned through a gum cleaning mechanism; and medical staff extract the cleaned liquid medicine through a liquid extraction mechanism, so that the medical staff can clean the oral cavity and the gum of the patient conveniently.

The invention discloses a urinary catheterization device which comprises a ureter body. A positioning bag is arranged on the periphery of the upper end of the ureter body, and a branch way communicated with the inner cavity of the positioning bag is further arranged on the ureter body. The ureter body is further provided with a main urine tube, wherein the main urine tube comprises a urine inlet and a urine outlet, a switch valve is further arranged between the urine inlet and the urine outlet and used for turning on or off the urine inlet and the urine outlet, and the switch valve is close to the urine outlet. Compared with uncontrollable urination the prior art, the switch valve is arranged in the main urine tube of the urinary catheterization device, a patient can control drainage of the urine in the urinary bladder or not to achieve urine drainage controllability by operating the switch valve. In addition, compared with urine bag carrying in the prior art, the urinary catheterization device is simple in structure and convenient to carry, the problem that a patient suffering from prostate are inconvenient to move due to urine bag carrying after tube intubation is solved, and urinary tract infection situations are decreased.

The invention relates to the technical field of tracheal intubation equipment and relates to an off-line system under an oxygen therapy mode of a patient suffering from tracheal intubation. The systemcomprises an intubation cannula, a threaded pipe, a Y-shaped joint, an air return pipeline, an air supply pipeline and a breathing machine. One end of the intubation cannula is communicated with thethreaded pipe through an L-shaped joint, one end of the threaded pipe is communicated with one end of the Y-shaped joint, two openings in the end, away from the threaded pipe, of the Y-shaped joint are connected to the air return pipeline and the air supply pipeline respectively, water accumulation devices are arranged in the middle of the air return pipeline and the middle of the air supply pipeline respectively, one end of the air return pipeline is connected to an air return end of a respirator, and one end of the air supply pipeline is connected to an air supply end of the respirator. By means of the design, off-line operation can be completed under the condition that a breathing circuit is not disconnected, a patient continuously inhales heated and humidified gas in the off-line process so that stimulation of the gas to the patient is avoided, and a disposable oxygen inhalation device does not need to be additionally used so that operation time is saved and hospitalization expenses are saved.

The invention discloses an oral cavity opening device capable of assisting in trachea intubation. The oral cavity opening device capable of assisting in the trachea intubation comprises a slender neck vase-shaped body; the body comprises a thin-neck end of which the front end is used for wrapping lips, teeth and gingivae and an expanding end of which the rear end is used for expanding an upper jaw and a lower jaw; an annular adjusting air bag is arranged in the thin-neck end of the body; the adjusting air bag is provided with a thin inflating pipe which extends out of the body; the thin inflating pipe inputs air into the adjusting air bag so as to expand the air bag to expand an oral cavity. The oral cavity opening device capable of assisting in trachea intubation is used for a trachea intubation patient who is subjected to general anesthesia, and can protect the lips, the teeth and the gingivae of the patient very well, reduce the economic burden of the patient, reduce medical disputes and improve the satisfaction degree of the patient; and meanwhile, the oral cavity opening device makes low-seniority resident physicians and trained students master a trachea intubation technology better, so that a doctor-patient win-win effect is achieved.

The invention discloses a tracheal intubation method for a mouse, and belongs to the field of tracheal intubation. The method comprises the steps: the neck of the mouse leans backwards for 45 degreeswith the head end located on an operation table; two sides of the operation table are each provided with a groove wound with a rubber band; the rubber bands are used for pulling upper incisors of themouse; the operation table is connected with a middle vertical plate; supporting frames are installed at two ends of the upper portion of the middle vertical plate; rubber ropes are wound around two sides of each supporting frame; the rubber ropes pull lower incisors of the mouse to open upper and lower jaw joints of the mouse; and cold light source is used for irradiating a position 0.5-1cm awayfrom the neck of the mouse; the tongue of the mouse is pulled out towards the left side; and bent tweezers a and bent tweezers b prop up the pharyngeal wall of the mouse to complete exposure of the glottis of the mouse. The invention provides the trachea intubation method that a special laryngoscope for rodents including mice and the like is not needed, the glottis is exposed more sufficiently, the intubation operation space is larger, and the success rate is higher.