48 results about "Curette" patented technology

A menstrual blood-derived endometrial cell collection device is provided. [Solution] The device comprises a central hand-held hollow tube 1 and a curette function part 2. Inside are an inner limiting hollow tube and an annular stopper ring with an elastic stopper plate. A rotating knob 6 is attached to the end of the central hand-held hollow tube by a screw connection, and the inclined annular pressure ring of the rotating knob acts on the outside of the elastic stopper plate. The hollow shaft of the curette function part passes through the rotating knob and extends into the inner limiting hollow tube and is positioned by the elastic stopper plate. A friction groove is formed on the outer edge of the rotating knob. This device allows for quick replacement of the curette function part, flexible adjustment of the protrusion length, and excellent portability.

The utility model discloses a uterus scraper with a temporary storage function, which comprises a tube body, a storage cavity is arranged in the tube body, a slidable curette part is arranged on the outer wall of the tube body, a sealing curette head is arranged at the port of the tube body and on one side close to the inlet of the storage cavity, and a piston part is arranged in the storage cavity. By designing the sealed curette head, substances scraped by the curette piece on the inner wall of the uterus can be effectively received, and residual tissues are prevented from easily falling off from the curette head; by designing the tube body with the storage cavity and matching the tube body with the piston piece, if a large amount of residual tissues are scraped, the tissues falling into the sealing curette head can be pushed into the inlet of the storage cavity through the movable curette piece; the arc-shaped push rod is pulled to drive the piston plate to move, tissue can be sucked into the storage cavity under the action of negative pressure, the temporary storage effect is achieved, scraped tissue can be taken out easily, and the requirement for frequently replacing instruments or cleaning scraped objects in the operation process is avoided.

A curette tool includes: a first curette part which has an insert plate and a blade extending upward perpendicularly along the outer circumference on one side of the insert plate; a second curette part which is formed symmetrically to the first curette part; and a grip part which is formed in a bar shape with the first and second curette parts respectively installed at each end thereof. Any one of the first and second curette parts is inserted into the side wall of a target nail, and the blade pushes outward the skin tissue adjacent to the side wall to secure a nail grooming space.

The invention relates to the field of dental pulp surgical instruments, and discloses a device for quickly cleaning diseased tissues around apical periodont.The device comprises a guide head, a scraping rod, scraping thorns, an adjusting rod, a main handle, an adjusting knob and an annular clamping groove; the guide head is fixed to the top end of the adjusting rod, the elastic scraping rods are evenly distributed along the circumference of the conical bottom of the guide head, the scraping thorns and the scraping rods are integrally formed, the scraping thorns are in a barb shape and evenly distributed in the length direction of the scraping rods, and the two ends of the scraping rods are connected with the conical bottom of the guide head and an annular clamping groove in the front end of the main handle respectively. And the adjusting knob is sleeved outside the main handle and is in threaded engagement with the adjusting rod. A linkage adjusting structure of the adjusting knob, the adjusting rod and the scraping rod and an elastic material are adopted, and the device can be contracted, unfolded and bent, so that the device is matched with a periapical bone cavity structure, periapical lesion tissues are thoroughly scraped and cleaned, the problems that a manual curette is poor in bone cavity adaptability and has a blind area are solved, the scraping efficiency is high, operation is standardized and safe, bone tissue damage is avoided, and the device is suitable for popularization and application. The cleaning effect is good and the view is clear.

The utility model belongs to the technical field of orthopedic surgical instruments, in particular to a curette with a suction function special for orthopedics department, which comprises a handle, a curette part, a negative pressure mechanism and a stirring mechanism, the curette part is arranged at the left end of the handle, the curette part comprises a hollow rod, a spoon head and a connecting cap, the left end of the hollow rod is communicated with the spoon head, and the connecting cap is arranged at the right end of the handle. The right end of the hollow rod is communicated with the connecting cap; the connecting cap is connected with the left end of the handle; the negative pressure mechanism is arranged in the handle and is communicated with the hollow rod; residues and effusion scraped by the curette part are sucked away and pumped out through the negative pressure component, in the pumping-out process, the effusion drives the stirring mechanism to work, the residues circulating in an inner cavity of the curette part are smashed, channel blockage is avoided, the curette part can be detached and replaced after use, and when the curette part is taken out, the stirring mechanism is pumped out from the interior of the curette part. Residues in the curette part can be brought out, cleaning and using are convenient, and the effects of replacement, negative pressure suction, crushing and convenient cleaning are achieved.

The invention relates to the technical field of medical instruments, in particular to a disposable tympanic membrane and auditory meatus skin flap microscopic scalpel which comprises a grab handle, an auditory meatus skin flap scalpel end and a puncture curette end, and the auditory meatus skin flap scalpel end and the puncture curette end are fixed to the two ends of the grab handle respectively. The perforated curette end comprises a main body axially fixed on the grab handle, a bent section fixed at the end part of the main body and an elliptical ring fixed at the end part of the bent section, the main body, the bent section and the elliptical ring are integrally formed, an included angle is formed between the bent section and the main body, and convex elliptical cutting edges are arranged on two surfaces of the elliptical ring; the ear canal flap knife end comprises a knife rod fixed on the grab handle and a blade fixed at the end part of the knife rod, the blade is provided with an arc-shaped cutting edge, and the tip end of the blade is provided with a sharp edge. The scalpel can give consideration to tympanic membrane repairing and auditory meatus flap cutting operation, achieves multiple purposes, has higher operation efficiency and convenience, and is high in safety and low in manufacturing cost; the cutter changing steps and time in the operation are effectively reduced, and the operation efficiency is improved.

The invention provides a head-mounted auxiliary device for meibomian gland treatment operation, and belongs to the technical field of meibomian gland treatment. Comprising a head-mounted frame and a cyst clamp body, side plates are fixedly connected to the two ends of the head-mounted frame, a clamping disc and a clamping ring are fixedly connected to the top end of the cyst clamp body, a first adjusting knob is screwed to the cyst clamp body, and an alignment adjusting mechanism is used for assisting medical staff in cyst excision. By arranging the alignment adjusting mechanism, a medical worker can fix the cyst clamp body by means of a clamping block and a first transverse rod, the medical worker does not need to hold the cyst clamp body manually all the time, and the convenience of surgical operation is improved; according to the cyst curette, a medical worker can extrude jelly-like substances, which are damaged by the curette, in the cyst from the notch by means of extrusion force of the clamping piece, so that the medical worker can be prevented from directly contacting the cyst with hands, the medical worker does not need to extrude the cyst by means of the curette, and the treatment convenience of the jelly-like substances in the cyst is improved.

The utility model discloses an anal fistula curette, which comprises a main body (1) provided with a head part and a tail part which are opposite to each other along the length direction; the spoon head part (2) is fixed with the head part of the main body (1); and the ball head part (3) is connected with the tail part of the main body (1). When the fistulous tract needs to be detected, the ball head part is inserted into the fistulous tract, so that the anal fistula curet can be used for detecting the fistulous tract, the ball head part is round and smooth and cannot scratch a patient, and when rotten tissues in the fistulous tract need to be cleaned, the curet head part extends into the fistulous tract, and the rotten tissues are scraped off through the curet head part. Therefore, the anal fistula curet can be used for detecting fistula tracts and scratching rotten tissues, is reasonable and practical in structure, and can reduce the recurrence rate and complications of anal fistula.

The invention discloses a manual operation curette which is of an integrated structure and is generally in a sheet shape as a whole. The curette is arched when not used; during use, when a surgeon pushes human tissue with the curette, the curette is elastically bent in response to the acting force applied by the patient tissue at one end of the curette, and the bending tends to straighten the curette to a flat configuration. The curette is provided with one or more tactile and / or visual indicators along the longitudinal axis, each indicator indicating a gripping position that uniquely corresponds to a bending strength value of the curette. According to the design, when a doctor holds a certain specific tactile / visual indicator position of the curette, the curette can be flattened and deformed only when the applied pressure reaches a value uniquely corresponding to the indicator. This means that the surgeon can obtain objective quantitative feedback of the pressure exerted on the tissue. The curette can also be provided with a light source, and under the condition, light is spread in a curette material, similar to an optical fiber, so that illumination on the retracted tissue is realized.

The utility model discloses a spine patient treatment curet which comprises a handle, a connecting frame is fixedly connected to the outer side of the handle, a sliding rod is fixedly connected to the interior of the connecting frame, an adjusting block is slidably connected to the outer side of the sliding rod, connecting blocks are fixedly connected to the bottom of the adjusting block at equal intervals, and a connecting base is arranged in the handle. Connecting grooves used in cooperation with the connecting blocks are formed in the connecting base at equal intervals, and a connecting rod is fixedly connected to one side of the connecting base. The utility model relates to the technical field of treatment curettes, according to the treatment curette for spinal patients, a knob, a threaded rod, an adjusting block, a connecting block, a connecting rod, a connecting seat and a connecting groove are arranged, so that the curette plate can be quickly disassembled and assembled, and the curette plate can be conveniently replaced, disassembled, cleaned and disinfected; and by arranging an adjusting column, a connecting ring, a fixing block, a push rod, an insertion rod, a spring and a fixing groove, the function of adjusting the length of the handle is achieved, use by different people is facilitated, and the applicability is high.

A surgical cautery device, system, and method of use may apply bipolar and / or sesquipolar electrocautery to target tissue via a pair of instruments with other primary surgical functions. The surgical cautery device and system may include first and second elements capable of forming an electrical circuit. The second element may be independently positionable with respect to the first element. The first and second elements may also include a surgical component with an independent surgical function. Exemplary surgical components include a rotary blade, a cutting tool, a grasper tool, a micro-scissors tool, a micro-grasping forceps tool, a dissector, a micro-dissector, curette, and a suction cannula. On some occasions, one of the surgical components may be interchangeable with another surgical component.

The utility model discloses a tooth curette which comprises a curette part, and a grabbing auxiliary mechanism is arranged in the middle section area of the surface of the outer ring of the curette part. The curette piece comprises an octagonal rod, two scraping handles fixedly connected to the two ends of the octagonal rod, and two scraping heads fixedly connected to the ends, away from the octagonal rod, of the scraping handles. The grabbing auxiliary mechanism comprises a sleeve arranged on the outer ring of the octagonal rod in a sleeving mode and a movable ring movably connected to the surface of the outer ring of the sleeve. According to the technical scheme, the grasping auxiliary mechanism is arranged on the outer ring of the tooth curette, the sleeve moves back and forth on the octagonal rod of the curette piece, the extending length of the curette piece can be freely changed after the middle finger penetrates through the hook ring, meanwhile, the movable ring moves in the annular groove and can adapt to the rotating action of the curette piece in the scraping process, and the tooth curette is more convenient to use. And the movable ring is rotationally connected with the hook ring, so that a portable switching effect of replacing the curette head of the curette piece can be achieved.

1. The name of the design product: handle. 2. The use of the design product: the design product is used for the handle of medical instruments such as spatula, stripper, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

The invention relates to the field of curettes, and discloses a sterile curette structure which comprises a fixed handle, a storage head is arranged at one end of the fixed handle, a storage groove is formed in the storage head, a plurality of scraping heads are arranged in the storage groove through a switching structure, and a turnover storage structure is arranged at the position, close to the other end, of the fixed handle. According to the requirements of actual conditions, the switching structure can be driven to sequentially and flexibly switch the scraping heads with different sizes stored in the storage head for use on the storage head through the rotating structure and the first driving structure at one end of the fixed handle, so that medical work is facilitated, the problem that the scraping heads are lost due to too many scraping heads is solved, and the working efficiency is improved. And when the scraping head is switched, the operation is simpler and more convenient.

1. The name of this design product: Anal fistula curette. 2. Purpose of this design product: used for the treatment of anal fistula. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model relates to medical instrument technical field especially is involved in a dandruff spatula, including handle portion and scraping portion, handle portion and scraping portion are integrative through plastic material injection molding, the upside and / or downside of scraping portion is equipped with blade part, and the end of blade part has round part. Compared with prior art, handle portion and scraping portion are integrative through plastic material injection molding, because its cost is low, can destroy after completing dandruff sampling once, realizes disposable use function, spares the tedious operation of disinfecting scraper, not only can improve dandruff sampling efficiency, but also can prevent the risk of infection due to incomplete disinfection and poor modeling.

The utility model relates to a posture keeping device for a subgingival curettage device, belongs to the technical field of medical instruments, and solves the problems that the conventional posture keeping device needs to be fixed on the curettage device by screwing a plurality of bolts, the operation is complicated, and the use is inconvenient. The fixing device comprises a holding sleeve and a fixing device body, wherein the holding sleeve can be arranged on scraping devices of different specifications in a sleeving mode; and the fixer is mounted on the holding sleeve and is used for quickly and fixedly connecting the holding sleeve with the curettage devices with different specifications. The posture keeping device can be rapidly installed on the scraping treatment device or rapidly detached from the scraping treatment device through the fixing device, operation is easy, and the using portability of the posture keeping device is improved.

The present application relates to the field of endodontic instruments, and discloses a device for quickly cleaning periapical lesion tissue, comprising a guide head, a scraping rod, a scraping spike, an adjusting rod, a main handle, an adjusting knob and a ring-shaped clamping groove; the guide head is fixed at the top end of the adjusting rod, the elastic scraping rods are evenly distributed along the circumference of the cone bottom of the guide head, the scraping spike is integrally formed with the scraping rod, the scraping spike is in the shape of a barb and is evenly distributed along the length direction of the scraping rod, the two ends of the scraping rod are respectively connected to the cone bottom of the guide head and the ring-shaped clamping groove at the front end of the main handle, the elastic adjusting rod penetrates through the channel of the main handle, and the adjusting knob is sleeved on the outside of the main handle and is in threaded engagement with the adjusting rod. The linkage adjusting structure of the adjusting knob-adjusting rod-scraping rod and the elastic material can be contracted, expanded and bent, so as to adapt to the structure of the periapical bone cavity, realize complete scraping and cleaning of the periapical lesion tissue, solve the problems of poor adaptability and blind area of the hand-held curettes, have high scraping efficiency and standardized operation, are safe and do not cause damage to bone tissue, have good cleaning effect and clear vision.

The utility model discloses a curette for gynaecology and obstetrics operation, which belongs to the technical field of curette equipment, and comprises a curette for gynaecology and obstetrics operation treatment, the curette comprises a handle, a connecting rod and a curette for scraping uterus tissues of a patient, the connecting rod is connected with the handle, and the connecting rod is connected with the handle. A connecting head capable of being connected with a traditional medical aspirator is arranged on the side of the tail end of the connecting rod, the connecting head is communicated with the interior of the connecting rod, a drainage hole is formed in the spatula, and the drainage hole is communicated with the interior of the connecting rod. In the process that the tissue is taken out through the curette, the aspirator can be connected with the connector in a sleeved mode, waste tissue and residual blood can be sucked out through the curette and the connecting rod during treatment through starting of the aspirator, and on the basis that a good treatment view is provided for medical staff, the treatment effect of a needed operation is improved.

A surgical cautery device, system, and method of use may apply bipolar and / or sesquipolar electrocautery to target tissue via a pair of instruments with other primary surgical functions. The surgical cautery device and system may include first and second elements capable of forming an electrical circuit. The second element may be independently positionable with respect to the first element. The first and second elements may also include a surgical component with an independent surgical function. Exemplary surgical components include a rotary blade, a cutting tool, a grasper tool, a micro-scissors tool, a micro-grasping forceps tool, a dissector, a micro-dissector, curette, and a suction cannula. On some occasions, one of the surgical components may be interchangeable with another surgical component.

The invention discloses an electric periodontal curettage device with a resistance sensing function and a control system of the electric periodontal curettage device, and relates to the technical field of periodontal disease treatment instruments. The electric periodontal curettage device with the resistance sensing function and the control system of the electric periodontal curettage device with the resistance sensing function comprise a host, a curettage mobile phone and a foot switch, one side of the host is connected with the curettage mobile phone through a power line, and the other side of the host is connected with the foot switch through a power line. Resistance change of the working head in the periodontal scaling process is sensed in real time through the vibration sensor, vibration spectrum and current fluctuation are analyzed in combination with an intelligent algorithm in the host, a tartar attachment area and a healthy tooth root face are accurately recognized, tooth damage caused by excessive scaling is avoided, local illumination is provided by the LED lamp beads, the operation view definition is improved, and the working efficiency is improved. And personalized treatment requirements are met by matching with a replaceable working head. The system displays the sensing information on a display screen in real time to assist doctors in mastering the treatment progress, so that the operation safety and efficiency are improved.

The utility model discloses an adjustable uterine curette, and belongs to the technical field of gynecological operations. An adjustable uterus curette comprises a handheld head, a curette rod is arranged on the handheld head, and a curette head is arranged on the curette rod. A stripping scraping ring is arranged in the curette head, and a rotary connecting assembly for the stripping scraping ring to rotate is arranged between the stripping scraping ring and the curette head; a transmission assembly is arranged on the rotary connecting assembly; a rotary adjusting assembly which is in transmission connection with the transmission assembly is arranged among the handheld head, the curette rod and the curette head; when the curette head extends into the uterus through the handheld head to strip internal tissue, the rotary adjusting assembly is rotated to drive the stripping scraping ring on the rotary connecting assembly to rotate under the transmission effect of the transmission assembly, and the stripping scraping ring strips the tissue attached to the curette head; bacterial infection caused by the fact that external cleaning objects are used for cleaning attached tissues is avoided.

Surgical instrument bits mate to a multi-function surgical handle. The surgical instrument bits include an integrated light source, and are disposable or reusable. Surgical instrument bits comprise scalpel blades, skin hooks, retractors, curettes, comedone extractors, forceps, elevators, dissectors, elevators, bone hooks, suture removers, punch biopsy instruments and probes, reflecting devices such as mirrors, trocars and splinter liberators.

A method for removing a basivertebral nerve (BVN), includes the following sequential steps. First, inserting a bone needle into a vertebral body of a vertebra and advancing the bone needle under fluoroscopy to a BVN base site. The bone needle includes an elongated shaft having a cannula extending from a proximal end to a distal end of the shaft, and a removable bevel tipped inner stylet extending through the cannula. Next, removing the inner stylet from the cannula and inserting a drill / awl through the cannula into the BVN base site and once the drill / awl position and depth is confirmed via fluoroscopy drilling the BVN base out. Next, removing the drill / awl from the cannula and inserting a cup curette through the cannula into the BVN base site to further resect under fluoroscopy the BVN base. Next, removing the cup curette from the cannula and inserting a pituitary rongeur through the cannula into the BVN base site and removing under fluoroscopy all resected portions of the BVN base. Next, removing the pituitary rongeur from the cannula and inserting an electric ablation probe through the cannula into the BVN base site and once the ablation probe depth and position is confirmed ablating and cauterizing any remaining BVN base and forming a lesion in the BVN site. Next, removing the ablation probe from the cannula and inserting a nerve monitoring probe through the cannula into the BVN base site and testing to ensure that the BVN base has been fully removed from the BVN site and a void has been formed. Next, removing the nerve monitoring probe from the cannula and attaching a syringe filled with bone graft to the proximal end of the shaft, and filling the void formed in the BVN site with bone graft.

A manual surgical spatula is described, manufactured as a single, substantially flattened piece. When not in use, the spatula is arched; however, when in use, as the surgeon moves human tissue with the spatula, the spatula is susceptible to elastic bending and tends to flatten, i.e., straighten into a flattened configuration, in response to the force the patient's tissue applies to the end of the spatula. The spatula is equipped with one or more tactile and / or visual indicators aligned along the longitudinal axis, each indicator indicating a gripping position that uniquely corresponds to a bending load value of the spatula. This arrangement makes it possible to manufacture the spatula in such a way that when gripped at a particular tactile and / or visual indicator, flattening of the spatula occurs in response to a pressure value uniquely corresponding to that indicator. This means that the surgeon has objective and quantitative feedback of the pressure applied to the tissue. The spatula may also be equipped with a light source, in which case the light propagates through the material of the spatula like an optical fiber; thereby making it possible to illuminate the pulled tissue.

The invention relates to the technical field of medical instruments, and discloses a posterior cruciate ligament repair tibia drilling guider which comprises a positioning frame, a positioning curet and a positioning rod. The positioning frame comprises an arc-shaped handle, an arc-shaped sliding rail and a guide handle are installed at the two ends of the arc-shaped handle respectively, the positioning curette is matched with the arc-shaped sliding rail, the position of the positioning curette on the arc-shaped sliding rail is adjustable, a through guide hole is formed in the guide handle, the positioning rod penetrates through the guide hole in a sliding mode, and a drilling channel for a bone drill to penetrate through is formed in the positioning rod. The guide handle is provided with a locking fastener for limiting one-way sliding of the positioning rod; and the end part of the positioning rod is sleeved with a sealing shaft. The positioning curette is inserted from a rear side incision, slides along the guide handle and is locked to complete tibia positioning, before drilling, the sealing shaft slides to form an annular sealing structure, blood is prevented from interfering with the surgical field, during drilling, sterilization liquid can be conveyed to the drilling position through the elastic piston part, sterilization is achieved, the influence of the external environment is reduced, and the operation efficiency is improved. The postoperative infection risk is reduced, and the operation quality and safety are improved.

1. The name of the design product: bone curet. 2. The use of the design product: for treating chronic injury and pain of soft tissue such as muscle, fascia, ligament, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to a bone curette capable of measuring depth, which comprises a holding rod and curette structures, the left end and the right end of the holding rod are both connected with the curette structures, each curette structure comprises a spoon, a spoon handle, a bent connecting handle and a depth measuring component, one end of the bent connecting handle is fixedly connected with the holding rod, the other end of the bent connecting handle is fixedly connected with the spoon handle, and the depth measuring component is fixedly connected with the holding rod. The end, away from the bent connecting handle, of the spoon handle is fixedly connected with the spoon body, a plurality of depth measuring assemblies are arranged on the peripheral face of the spoon handle and evenly arranged in the length extending direction of the spoon handle, and the distance between any two adjacent depth measuring assemblies is a measuring scale L.

The utility model discloses an orthopaedic curette device capable of controlling flow in real time, which comprises a curette device head, a flexible metal hose, a connecting pipe, an air suction pipeline and a vacuum system, the curette device head, the flexible metal hose, the connecting pipe and the air suction pipeline are sequentially communicated, and the air suction pipeline is communicated with the vacuum system; the air suction pipeline is sleeved with a handle, and a control device for controlling the flow of the air suction pipeline is installed on the handle. The product can provide an efficient, accurate and safe surgical tool for doctors, and brings better treatment effect and rehabilitation experience for patients.

The present invention relates to the field of medical devices, and in particular to a hysteroscopic open-and-close uterine cavity curette device, comprising: a curette end, a sleeve, a push-pull rod, and a handheld end; the curette end comprises a matching curette blade I and a curette blade II; the push-pull rod is passed through the sleeve and connected to the curette blade I and the curette blade II at one end, and connected to the handheld end at the other end; the handheld end is manually controlled to pull the push-pull rod to slide in the sleeve, so that the curette blades I and the curette blade II are released or retracted in the sleeve, and then an opening and closing operation is performed to facilitate the curette. In the hysteroscopic open-and-close uterine cavity curette device of the present invention, the handheld end is manually controlled to pull the push-pull rod to slide in the sleeve, so that the curette blades I and the curette blade II are released or retracted in the sleeve, and then an opening and closing operation is performed to facilitate the curette, and the operation is simple, convenient, and practical.