34 results about "Nasal surgery" patented technology

Methods and devices for maintaining nasal passages open after nasal surgery are provided. In some embodiments, the method of the present invention includes initially cleaning at least some of the bodily fluids from the nasal passages of a patient after the nasal surgery; providing a post-operative device having a first tubular member with a first proximal end and a first distal end, and a second tubular member with a second proximal end and a second distal end, where the first proximal end is connected to the second proximal end with a bridging member, which may include a flexible member to facilitate positioning, and the post-operative device is splintless; inserting the first distal end and the second distal end into the nasal passages of the patient to a location where the first proximal end and the second proximal end each protrude beyond the nostril opening of the patient; and placing a packing material at least partially around each tubular member. In some embodiments of the present invention, a specialized speculum is provided to facilitate placing packing material around the tubular members of the medical device. Medical kits for use following nasal surgery are also provided.

Methods and devices for maintaining nasal passages open after nasal surgery are provided. In some embodiments, the method of the present invention includes initially cleaning at least some of the bodily fluids from the nasal passages of a patient after the nasal surgery; providing a post-operative device having a first tubular member with a first proximal end and a first distal end, and a second tubular member with a second proximal end and a second distal end, where the first proximal end is connected to the second proximal end with a bridging member, and the post-operative device is splintless; inserting the first distal end and the second distal end into the nasal passages of the patient to a location where the first proximal end and the second proximal end each protrude beyond the nostril opening of the patient; and placing a packing material at least partially around each tubular member. In some embodiments of the present invention, a specialized speculum is provided to facilitate placing packing material around the tubular members of the medical device. Medical kits for use following nasal surgery are also provided.

Methods, devices and systems for the treatment of nasal valve collapse or other conditions of the ear, nose or throat.

Disclosed herein are instruments and methods useful in performing nasal surgeries. Some instrument embodiments disclosed herein include a first arm and second arm, wherein said first and second arms are configured and sized for entry into a patient's nostrils and wherein distal portions that comprise guide channels defined thereon such that when said distal portions are closed onto a target site they form a continuous guide channel for guiding a needle.

The invention discloses a highly elastic and highly liquid-absorbing hemostatic and antibacterial expansion sponge and a preparation method thereof, which belong to the field of medical materials. In the present invention, polyvinyl alcohol is stirred in deionized water to form a solution, and surfactant and sodium alginate are added to the solution, and the sodium alginate is mixed evenly by stirring, then catalyst, cross-linking agent and bacteriostat are added, and high-speed stirring Then pour into the mold for cross-linking reaction. Put the mold into an oven for molding, and then soak the sample in the antibacterial agent solution or sol to make a sodium alginate composite polyvinyl acetalized expansion sponge; or add silver to the polyvinyl alcohol sodium alginate mixed solution Ammonia solution, and then generate silver through silver mirror reaction, and synthesize sodium alginate-nano-silver composite polyvinyl acetalization expansion sponge. The invention is light in weight, small in thermal conductivity, good in biocompatibility, fast in dry state wetting rate, high in strength, high in liquid absorption rate and expansion rate, and can be used as medical hemostasis, antibacterial dressing and orthopedic or nasal surgery filling material.

The invention relates to a spindle device of a cutter for nasal surgery and belongs to the field of medical instruments. The spindle device comprises an arbor, bayonets, a motor, a hollow motor shaft, a movable cutting pipe, a fixed cutting pipe, a fixed holder, a flushing and sucking joint and a flushing and sucking fixing sleeve. The arbor and the bayonets are of integral structure, the hollow motor shaft is connected with the motor, the fixed cutting pipe is fixed to the fixed holder, the movable cutting pipe is inserted into the fixed holder, both the fixed cutting pipe and the movable cutting pipe are provided with serrated cutting edges, and the hollow motor shaft is connected with the serrated cutting edge of the movable cutting pipe. Besides, the flushing and sucking joint is connected with the motor hollow shaft, a sealer is arranged at one end of the hollow motor shaft, the flushing and sucking fixing sleeve is arranged at the other end of the hollow motor shaft, the sealer is in contact with the flushing and sucking fixing sleeve, and seal rings are sleeved on the fixed holder and the flushing and sucking fixing sleeve. The spindle device has the advantages of reasonable structure, operational simplicity and reliability, convenience in mounting and demounting, good sealing effect and low production cost and meets people's requirements in use.

The invention provides a retractor of a rhinoplastic endoscope for nasal surgery. The retractor of the rhinoplastic endoscope comprises a long fixed plate. A first round tube and a second round tube facing to the same direction are disposed on the fixed plate. An endoscope probe penetrates through the first round tube, a cleaning injector is connected with the second round tube, and accordingly the nasal surgery can be performed visually. The problem that the nasal surgery can be performed only in blind state or half-blind state at present is solved, and the retractor is applicable to surgical treatments such as nasal plastic beauty and subcutaneous tumor resection.

The invention relates to the field of medical devices, in particular to a multifunctional device for continuously supplying nasal cavity wounds, which consists of a catheter part, an inflatable part and a drug supply part, and the drug supply part includes: a drug injection valve (9), an injection valve Drug tube (6) and drug storage balloon (4). The drug storage balloon (4) is located outside the inflatable balloon (3) in the middle of the nasal catheter (2), and the two are in a nested relationship, the inner surface is the inflatable balloon (3), and the outer surface is the drug storage balloon (4) . The drug storage balloon is made of microporous silica gel film. The invention is mainly used in the repair of nasal passage wounds after nasal cavity surgery, in addition to pressurized hemostasis, fluid drainage, nasal passage cleaning and nasal ventilation, as well as preventing patient nasal cavity healing deviation, nasal septum deviation and postoperative cerebrospinal fluid rhinorrhea, etc. In addition to functions such as complications, the more important thing is that through the drug supply part, hemostatic drugs, painkillers and anti-inflammatory and anti-infective drugs can be continuously used locally on the wound to speed up wound healing and reduce patient pain.

Methods and devices for maintaining nasal passages open after nasal surgery are provided. In some embodiments, the method of the present invention includes initially cleaning at least some of the bodily fluids from the nasal passages of a patient after the nasal surgery; providing a post-operative device having a first tubular member with a first proximal end and a first distal end, and a second tubular member with a second proximal end and a second distal end, where the first proximal end is connected to the second proximal end with a bridging member, and the post-operative device is splintless; inserting the first distal end and the second distal end into the nasal passages of the patient to a location where the first proximal end and the second proximal end each protrude beyond the nostril opening of the patient; and placing a packing material at least partially around each tubular member. In some embodiments of the present invention, a specialized speculum is provided to facilitate placing packing material around the tubular members of the medical device. Medical kits for use following nasal surgery are also provided.

The invention relates to the technical field of medical apparatuses, in particular to a magnetic-type nasal septum noninvasive hemostasis pressurizing anastomat which is applicable to a nasal surgery and is capable of replacing nasal packing and nasal septum suturing technologies; the anastomat is characterized by comprising two nasal pressurizers, wherein the front ends of the nasal pressurizers are connected; the nasal pressurizers are provided with strip-shaped main bodies; more than two sheet-shaped supporting bodies are arranged on each main body; and magnetic points, which are matched, are arranged at the tail ends of the sheet-shaped supporting bodies of the two nasal pressurizers. Compared with the prior art, the anastomat disclosed by the invention has the following advantages: trauma is not further worsened, and after a patient undergoes an operation, normal nasal ventilation is guaranteed, the feeling of pain is avoided, an operation of removing stitches is avoided and additional psychological trauma is avoided; and the device (the anastomat), when used by a special technician, can be directly implanted in a nasal cavity, so that operating difficulty is reduced and operation time is shortened; and the problems of a suturing technology which is not easy to master and difficult to popularize are solved.

The invention provides a cold compress device for a nasal surgery. The device comprises a fixed cavity, a small air extractor, a cold air tube, a hollow plate, a metal soft rod, an air inlet tube, a fixed plate and an airbag. The fixed cavity is fixed in a cup body, and the small air extractor is installed at the right end of the cup body, the right end of the cold air tube is placed in the lowerportion of the hollow plate, the left end of the cold air tube is arranged at the left end of the cup body, and the hollow plate is fixed in the fixed cavity. The design achieves the effect of reducing cold compress replacement times and cooling easily, continuously and conveniently. The lower end of the metal soft rod is fixed on the upper end surface of the fixed plate, the left end of the inlettube is disposed in the airbag, the left end of the fixed plate is provided with the airbag, and the airbag is fixed at the rear end of the metal soft rod. By means of the design, a cold compress component can be fixed at the cold compress part conveniently and will not be liquefied on the skin, so that the aim of improving the comfort level is achieved. The cold compress device is convenient touse, comfortable to use, less in replacement times and good in cold compress effect.

A transparent nasal splint to be worn externally after a trauma, nasal surgery or nasal injection. The nasal splint has two nasal wall panels bridged together at a spine having an inverted-u shape cross section. The nasal wall panels are inwardly biased to apply compression and to grip onto the nose. The splint is made of semi-rigid material having suitable resiliency to allow moving of the nasal wall panels in an outward direction and to provide for the inward bias of the nasal panels when the splint is in use. The splint may have a nasal spine made of springs(s) or hinge(s) having suitable resiliency to allow moving of the nasal wall panels in an outward direction and to provide for the inward bias of the nasal panels when in use. The splint is also made of suitable material and design which render it being inconspicuous or not visually obvious.

The invention discloses a cold compress device for nasal surgery in rhinology clinic. The device includes two armrests. A rotary shaft is rotatably connected with the opposite ends of the two seat handrails. A rotating column is fixedly sleeved on two rotating shafts, a mounting cavity is arranged in one side of the armrest of the seat, and a first motor is fixedly installed in the mounting cavity, the output end of the first motor penetrates the wall of the mounting cavity and is fixedly connected with adjacent rotating shafts, and the top ends of the two rotating columns are movably connected with a plug shaft. A telescopic structure capable of flexibly adjust that rotation angle is arranged on the arm rest of the seat on both sides of the seat, and two telescopic structures are directlyprovided with a chin placing structure and a nose cold compressing structure which are matched with each other, As that position of the cold compress structure can be adjusted up, down, left, right and omni-directional accord to the operation position of the patient, the patient can adjust his own face position or the position of the cold compress structure according to the demand of the best position of the cold compress state of the patient, so as to achieve the b treatment state and improve the experience effect of the cold compress device.

The invention discloses an angle-freely-changeable nasal sinus mirror, comprising a handle, a stainless steel tube, an observation device and an angle adjusting device. The angle adjusting device comprises an end plate arranged at the end of the stainless steel tube. A transparent front cover, wherein an outwardly protruding cover is arranged at the front end of the end plate, and a cavity is formed between the transparent front cover and the end plate; Flip plate, which can be flipped with respect to the end plate, and the flip angle range is not less than 0 DEG to 75 DEG; a steel wire with one end connected to the flap and the other end extending to the handle; a telescopic adjust mechanism is arranged on the handle and is connected with the steel wire to control the steel wire to move along the stainless steel pipe and drive the turnover plate to turn over; and the objective lens of the observation device is arranged on the flap. The angle-freely-changeable nasal sinus mirror can see the best operation position in any direction of nasal surgery, and only one nasal sinus mirror is required for the whole operation process, so that the operation is convenient to carry out and the equipment resources are saved. The angle-freely-changeable nasal sinus mirror can convert the lens angle to see the best operation position in any direction of nasal surgery.

The invention discloses a rhinoscope for human nasal surgery and a using method. The rhinoscope comprises a mirror barrel, a mirror image tube, a handle, an outer mirror tube, light-guide fibers, an inner mirror tube, a mirror surface, a cleaning assembly, an expansion assembly, a lens, an air inlet balloon, a pump, an operation box, a water storage chamber, a sewage discharging chamber and an emptying machine. The mirror barrel is disposed at one end of the mirror image tube. By arranging the cleaning assembly, water in the water storage chamber can be pumped and drained through operation ofthe pump; a rotating shaft is arranged in the water storage chamber, a plurality of flow guide plates are arranged around the circumferential surface of the rotating shaft, during water inflow, clearwater is guided in from one side of a rotating frame, under cooperation of the flow guide plates, the clear water can be guided to flush the mirror surface, cleanliness of the mirror surface is guaranteed, and blood water can be flushed away; and after flushing, the sewage discharging chamber is emptied to form a low-pressure space inside, under stirring cooperation of the flow guide plates, bloodwater obtained after flushing can be pumped away through a liquid discharge pipe, it is guaranteed that the interior of a nasal cavity is clean, and the conditions of a wound in the nasal cavity canbe better observed.

The invention discloses a cold compress device for nasal surgery in rhinology clinic. The device includes two armrests. A rotary shaft is rotatably connected with the opposite ends of the two seat handrails. A rotating column is fixedly sleeved on two rotating shafts, a mounting cavity is arranged in one side of the armrest of the seat, and a first motor is fixedly installed in the mounting cavity, the output end of the first motor penetrates the wall of the mounting cavity and is fixedly connected with adjacent rotating shafts, and the top ends of the two rotating columns are movably connected with a plug shaft. A telescopic structure capable of flexibly adjust that rotation angle is arranged on the arm rest of the seat on both sides of the seat, and two telescopic structures are directlyprovided with a chin placing structure and a nose cold compressing structure which are matched with each other, As that position of the cold compress structure can be adjusted up, down, left, right and omni-directional accord to the operation position of the patient, the patient can adjust his own face position or the position of the cold compress structure according to the demand of the best position of the cold compress state of the patient, so as to achieve the b treatment state and improve the experience effect of the cold compress device.

The invention discloses a preparation method of a water-soluble sponge with density gradient and its application in the field of nasal cavity hemostasis. The preparation method of the water-soluble sponge with density gradient includes the following steps: (1) preparing a polymer aqueous dispersion, denoted as dispersion A; (2) thickening the aqueous polyurethane dispersion, denoted as dispersion B; (3) ) Mix the dispersions A and B, and then pour it into a centrifuge tube for centrifugation; (4) quickly freeze the centrifuge tube containing the sample in step (3); (5) take out the thoroughly frozen sample for freeze-drying to obtain a Density gradient water soluble sponge. The sponge is particularly suitable for nasal surgery, used as a hemostatic material, and has the application effects of compression hemostasis, no adhesion, and water flushing ablation.

The invention discloses a cold compress device for rhinology surgery, which comprises a cold compress device main body, an ice water filling mechanism is arranged on one side middle outer surface of the cold compress device main body, and a convenient cold compress device is arranged on the front middle outer surface of the cold compress device main body mechanism, the outer surface of one side of the main body of the cold compress device is provided with a disinfection drainage mechanism, and the inner surface of the middle part of the convenient cold compress mechanism is provided with a return spring. Through the convenient cold compress mechanism, the present invention is convenient for people to apply cold compress to the nose more conveniently, solves the shortcoming of the single traditional ice compress method, and is more convenient to use. Through the ice water filling mechanism, it is convenient for people to add ice water. The disinfection drainage mechanism can disinfect the V-shaped cold compress device after the cold compress device is used, and it is also convenient for people to store and discharge ice water.

The present invention relates to the technical field of automatic processing equipment, in particular to a processing equipment for the mandrel of a nasal surgery cutter, including a pressing block, a movable knife rest, a cutting mechanism, a lifting mechanism, a linear transmission mechanism, elastic tooling, a support frame and Debris cleaning mechanism; the pressing block is fixedly installed at the bottom of the working end of the lifting mechanism; the movable tool rest can be installed on the pressing block to move along the horizontal direction; the cutting mechanism can be rotatably installed on the movable knife rest; the lifting mechanism is fixed on the On the frame; the linear transmission mechanism passes under the lifting mechanism; the elastic tooling is slidingly connected with the linear transmission mechanism; the support frame is installed at the gap of the linear transmission mechanism and directly below the lifting mechanism; the debris cleaning mechanism is installed at the bottom of the support frame and at the working end It penetrates upwards to the inside of the elastic tooling; this solution improves the production and processing efficiency, saves equipment costs, and the processed workpieces have a high degree of matching.

Methods, devices and systems for the treatment of nasal valve collapse or other conditions of the ear, nose or throat.

Described herein is a transparent nasal splint to be worn externally after a trauma, nasal surgery or nasal injection. The nasal splint has two nasal wall panels that are bridged together at a spine having an inverted-u shape as a cross section. The nasal wall panels are inwardly biased to apply compression and to grip onto the nose. The nasal splint is made of semi-rigid material having suitableresiliency to allow moving of the nasal wall panels in an outward direction and to provide for the inward bias of the nasal panels when the nasal splint is in use. The splint may have a nasal spine made of springs(s) or hinge(s) having suitable resiliency to allow moving of the nasal wall panels in an outward direction and to provide for the inward bias of the nasal panels when the nasal splint isin use. The splint is also made of suitable material and design which render it being inconspicuous or not visually obvious.

The invention relates to a paranasal sinus lavage device and nasal surgery equipment. The paranasal sinus lavage device comprises a water inlet pipe and a water outlet pipe which are arranged side byside, openings are formed in both ends of the water inlet pipe, the opening in one end is a water inlet, and the opening in the other end is a water outlet. Openings are formed in both ends of the water outlet pipe, the opening in one end is a water inlet, and the opening in the other end is a water outlet. The water inlet of the water inlet pipe and the water outlet of the water outlet pipe are arranged on the same side, and the water outlet of the water inlet pipe and the water inlet of the water outlet pipe are arranged on the same side. The water inlet pipe is provided with a first throughhole and water sacs, and the first through hole is located in the portion close to the water outlet of the water inlet pipe and is communicated with the water sacs. The paranasal sinus lavage devicealso comprises a closing mechanism used for plugging the first through hole. According to the paranasal sinus lavage device, the water sacs are used for plugging the joint part between the maxillary sinus and the nasal cavity and the joint part between the sphenoid sinus and the nasal cavity, and it is avoided that paranasal sinus content like fungi or other harmful substance is washed up to otherparts such as nasopharynx, oropharynx or other paranasal sinuses by lavage fluid.

The invention discloses an auxiliary mirror-holding robot for nasal cavity surgery, which includes three parts: a frame, a robot body and an endoscope, wherein, according to the direction from top to bottom, the robot body includes a sequentially connected endoscope horizontal movement mechanism, The endoscope rotation mechanism, the endoscope swing mechanism and the endoscope vertical movement mechanism constitute four degrees of freedom on the horizontal plane and the vertical direction of the robot body. The four motion mechanisms of the robot body are driven by independent servo motors, and the movements of each mechanism do not interfere with each other; each servo motor is controlled by an external computer control system, using three-dimensional image navigation technology, to control the trajectory, positioning and positioning of the endoscope. Air attitude control. The coordination and synchronization of the movements of the moving parts of the invention are good, and it has four degrees of freedom, which can fully meet the needs of the auxiliary operation of the nasal cavity surgery endoscope. Its overall structure is simple and compact, with reasonable layout, accurate positioning, high precision, and flexible attitude adjustment in the air.

The invention relates to medical equipment, and specifically relates to a nasal cavity multi-balloon catheter. The multi-balloon is composed of a catheter part, a balloon, an inflation part and a fixing part. The catheter part, the balloon and the inflation part are composed of two independent double-balloon catheters, and the two independent balloon catheters are connected and combined into a complete structure through the fixing part, and form a 90-degree angle. A pressurized balloon and a medicinal solution balloon can be used separately or simultaneously according to clinical needs. The medicinal solution in the medicinal solution balloon can be slowly discharged through tiny medicinal solution discharging hole, so as to achieve the effect of continuous medicine supply. The device is disposable, avoiding secondary infection or cross infection. The multi-balloon catheter of the invention has simple structure, low cost, and safe and convenient use, and is convenient for mass production. The multi-balloon catheter can not only be used for wound repair after nasal surgery, but also be used to treat acute and chronic epistaxis, and can be applied to the treatment of most acute and chronic nasal diseases.

The invention discloses an angle-freely-changeable nasal sinus mirror, comprising a handle, a stainless steel tube, an observation device and an angle adjusting device. The angle adjusting device comprises an end plate arranged at the end of the stainless steel tube. A transparent front cover, wherein an outwardly protruding cover is arranged at the front end of the end plate, and a cavity is formed between the transparent front cover and the end plate; Flip plate, which can be flipped with respect to the end plate, and the flip angle range is not less than 0 DEG to 75 DEG; a steel wire with one end connected to the flap and the other end extending to the handle; a telescopic adjust mechanism is arranged on the handle and is connected with the steel wire to control the steel wire to move along the stainless steel pipe and drive the turnover plate to turn over; and the objective lens of the observation device is arranged on the flap. The angle-freely-changeable nasal sinus mirror can see the best operation position in any direction of nasal surgery, and only one nasal sinus mirror is required for the whole operation process, so that the operation is convenient to carry out and the equipment resources are saved. The angle-freely-changeable nasal sinus mirror can convert the lens angle to see the best operation position in any direction of nasal surgery.

The invention discloses a hydrogen-rich physiological seawater nasal spray and a preparation method thereof. The preparation method comprises the following steps: 1) adding activated carbon into deepsea water, and performing heating to boiling; 2) filtering the heated deep sea water with a micro-porous filter membrane to remove macroscopic foreign matters; 3) adding a pH regulator to regulate thepH value of the deep sea water to 6.0-8.0, then performing diluting with purified water, and performing stirring to obtain a physiological seawater solution, wherein the pH regulator is sodium hydroxide, potassium hydroxide or sodium bicarbonate; (4) cooling the physiological seawater solution to be not higher than 20 DEG C after the pH value and foreign matters are inspected to be qualified; 5)blending hydrogen into the physiological seawater solution under the atmospheric pressure of 0.4-0.5 mPa at the temperature of 20 DEG C through the diffusion effect, and performing continuous pressurizing for at least 6 h to enable hydrogen in the solution to be in a maximum saturation state to obtain hydrogen-rich physiological seawater; and 6) performing filling. The hydrogen-rich physiologicalseawater nasal spray disclosed by the invention has very good improvement effects on acute, chronic and allergic rhinitis, and clinical symptoms caused after the nasal surgery.

The invention discloses a dilator for nasal surgery, and the dilator comprises a supporting rod, a circular plate, an extrusion shell and an observation cylinder; a telescopic rod is slidably installed at the top of the supporting rod, the circular plate is welded to the top of the telescopic rod, a consulting screen is detachably installed on the side surface of the circular plate through a data jack, and the extrusion shell is slidably installed on the back face of the circular plate; an observation barrel is installed in the extrusion shell, two sets of conversion bases distributed in a mirror image mode are installed in the observation barrel, a disc is detachably installed at the tail end of the extrusion shell, a cleaning taper pipe is installed on the back face of the disc, and a respiration assisting ball is detachably installed on the back face of the cleaning taper pipe; and the breathing assisting ball is designed to be semispherical. Through the arrangement of the consulting screen and the arrangement of three groups of display screens inside, images of pore cavities inside the nasal cavity of a patient and the inner walls of the two sides of the nasal cavity can be magnified, consulted and observed at the same time, and lesion parts of the nasal cavity of the patient can be searched conveniently.

The invention provides a retractor of a rhinoplastic endoscope for nasal surgery. The retractor of the rhinoplastic endoscope comprises a long fixed plate. A first round tube and a second round tube facing to the same direction are disposed on the fixed plate. An endoscope probe penetrates through the first round tube, a cleaning injector is connected with the second round tube, and accordingly the nasal surgery can be performed visually. The problem that the nasal surgery can be performed only in blind state or half-blind state at present is solved, and the retractor is applicable to surgical treatments such as nasal plastic beauty and subcutaneous tumor resection.