34 results about "Nasal surgery" patented technology

Methods and devices for maintaining nasal passages open after nasal surgery are provided. The post-operative device includes 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. The method includes inserting the post-operative device into the nasal passages and before, during or after inserting the device into the nasal passages, adjusting the medical device to accommodate the nasal passages by manipulating a flexible member of the medical device.

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.

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 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 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 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.