336 results about "Head fixation" patented technology

The invention belongs to the technical field of medical auxiliary instruments, and discloses a head position supporting and fixing device for the anesthesiology department, which comprises a base plate, the base plate is connected with a head supporting and fixing assembly, the head supporting and fixing assembly comprises a base, a telescopic piece and a headrest plate, the base is connected with a bandage, a lock catch and a connecting seat, and the connecting seat is in sliding connection with the base. The telescopic piece is connected with the base plate. The connecting base is rotationally connected with the telescopic end of the telescopic piece. The headrest plate is connected with the base through a connecting shaft, an inner spline and a blank part are arranged on the inner side of the base, an outer spline is arranged on the outer side of the connecting shaft, and the axial length of the outer spline is smaller than that of the blank part. The head of a patient is fixed through the bandage, and the fixing stability of the head is good; the pitching angle of the head is adjusted by adjusting the height of the telescopic piece, the swinging angle of the head is adjusted by adjusting the meshing condition between the headrest plate and the spline of the base, and the clinical requirement for the head fixing angle can be fully met.

The invention discloses a head fixator for neurosurgery and an operation method thereof, and belongs to the technical field of medical auxiliary instruments. The head fixing device is used for solving the problems that an existing head fixing device is unstable in fixing, inconvenient to adjust and poor in neck supporting. A T-shaped groove is formed in the upper end face of the T-shaped plate, the T-shaped block is slidably arranged in the T-shaped groove in the length direction of a wing plate of the T-shaped plate, the head fixing assembly is arranged in the middle of the upper end face of the wing plate of the T-shaped block, the neck supporting assembly is slidably arranged on the upper end face of a web of the T-shaped block in the length direction of the web of the T-shaped block, and the two limiting assemblies are arranged at the two ends of the wing plate of the T-shaped plate respectively. The head of a patient can be firmly fixed, the head of the patient is prevented from moving in the operation process, and the accuracy and success rate of the operation are improved. And flexible adjustment can be carried out according to head shapes, sizes and operation requirements of different patients, and the requirements of various operation scenes are met. Comfortable support is provided for the neck of a patient, and fatigue and discomfort of the neck of the patient in the operation process are reduced.

This invention relates to the field of pet protective equipment technology, and more particularly to a protective device for preventing cat bites. It includes a transfer mechanism and a fixing mechanism connected to the left side of the transfer mechanism. The fixing mechanism includes a horizontally positioned fixing sleeve, with a head fixing member at the left end of the fixing sleeve. The head fixing member includes a head sleeve movably fitted onto the fixing sleeve, and a locking mechanism on the head sleeve that cooperates with the fixing sleeve. Through a guided fixing method, even in unfamiliar environments, strangers can naturally and effectively restrain the cat without touching it, reducing stress reactions. By effectively isolating the cat's head from its limbs, it allows ample time for people to observe the cat's claws, thus avoiding accidental injury and solving problems encountered in practical use.

The invention relates to a head and neck tumor radiotherapy auxiliary supporting and positioning device which comprises a bed body, a movable rack, a base plate, a foaming rubber pad, a thermoplastic positioning film, a protective cover and a positioning mechanism, the movable rack is connected with the bed body in an inserted mode, the base plate is arranged on the movable rack, and the positioning mechanism is arranged at the bottom of the movable rack and comprises a lifting plate, a connecting sleeve, a supporting rod and a spring I; the supporting rod can penetrate through the hole position to support the head in advance, and the fixing assembly can lock the position of the supporting rod. The lifting plate is driven by a screw I to ascend and descend, a step rod is matched with a spring II to lock the position of the step rod, and emergency unlocking can be achieved through a traction rope between a baffle strip and the step rod. The device can realize accurate positioning of the head and the neck, improves the comfort level of a patient, is suitable for auxiliary positioning during radiotherapy of head and neck tumors, and solves the problems that an existing radiotherapy auxiliary device is complex in pre-fixing adjustment, poor in adaptability after a patient is emaciated, difficult to disassemble quickly in an emergency situation and the like.

The invention belongs to the technical field of medical equipment, and particularly relates to an orthosis for the muscular torticollis, in particular to an orthosis applied to correction of the muscular torticollis and a use method of the orthosis. A shoulder fixing assembly; the stepless adjusting assembly comprises a connecting block and a connecting rod, a lifting bar; and an adjusting part. According to the principle that the adjusting shaft moves between the adjacent adjusting teeth of the lifting strip when rotating and drives the adjusting shaft to ascend and descend, the adjusting teeth are distributed at equal intervals, continuous and linear fine adjustment of the distance between the head assembly and the shoulder assembly is achieved, meanwhile, after adjustment is completed, the adjusting shaft of the adjusting piece is inserted into the limiting hole of the connecting block, and the adjusting shaft is driven to ascend and descend. The lifting strip and the connecting block are fixed, the adjusting teeth can be designed to be relatively fine in order to pursue high precision through separation of two independent actions of rotation adjustment and insertion locking, and final firm fixing is achieved through insertion connection of the adjusting shaft and the limiting hole.

The nasal oxygen cannula assembly comprises a bearing strip and the nasal suction head, the front surface of the bearing strip is fixedly connected with a limiting clamping ring, the left surface of the nasal suction head is fixedly connected with a connecting pipe, the front surface of the bearing strip is fixedly connected with a fixing clamping ring, and the front surface of the fixing clamping ring is fixedly connected with a connecting pipe. The left surface of the bearing strip is fixedly connected with a first binding band, the first binding band is provided with a sliding block, the left surface of the sliding block is fixedly connected with an inserting block, the right surface of the bearing strip is fixedly connected with a second binding band, the end, away from the bearing strip, of the second binding band is fixedly connected with a fixing block, and an inserting groove is formed in the fixing block. Through the arrangement of the sliding block, the inserting block, the inserting groove and other structures, the whole assembly and the head of the patient can be fixed together, so that the probability that the whole assembly falls off from the head of the patient can be reduced, meanwhile, the probability that the nasal oxygen tube falls off from the nostrils of the patient can be reduced, and then normal oxygen inhalation of the patient is prevented from being affected.

This invention relates to the field of neonatal care technology, and more particularly to a neonatal endotracheal tube fixation device, comprising a base, two head limiting plates slidably fitted on the base, a retraction mechanism rotatably connected inside the base, an adjusting seat rotatably connected to the retraction mechanism, a top frame rotatably connected to the adjusting seat, an adjusting plate below the top frame, a buffer plate fixedly connected to one end of the adjusting plate, and an endotracheal tube fixation mechanism on one side of the buffer plate. By using a base with a mattress pressure plate, the mattress is used to fix the mattress pressure plate, so that when fixing the neonatal endotracheal tube, the endotracheal tube fixation mechanism is suspended above the neonatal head without contacting the neonatal head for fixation. This avoids the pressure problems caused by neck straps or head fixation, not only improving care efficiency but also ensuring the safety and comfort of the newborn, and contributing to the healthy development of the newborn.

A dental comprehensive treatment chair relates to the technical field of medical instruments and comprises a head support, a chair back and a base, the head support is used for fixing the head of a patient to reduce unintentional movement of the head of the patient, the head support and the chair back are respectively mounted on the base, the dental comprehensive treatment chair further comprises a driving device and a head support locking device, and the driving device is connected with the head support to drive the head support to laterally rotate. The head support locking device can lock or unlock the head support, when the head support needs to be rotated, the head support locking device unlocks the head support, the driving device drives the head support to rotate laterally, and after the head support rotates in place laterally, the head support locking device locks the head support. By arranging the rotatable head support and controlling rotation through the rotation driving device, a dentist can easily adjust the head of a patient to a proper treatment angle and keep the head of the patient fixed so as to prevent the head of the patient from moving unintentionally, and the rotation angle of the head of the patient does not need to be adjusted after the head of the patient is fixed without being interrupted; and the efficiency, the continuity and the operation flexibility in the treatment process can be improved.

The invention provides an ophthalmology infrared instrument for vision correction, and relates to the field of vision correction, and the ophthalmology infrared instrument comprises a limiting support base, a swing irradiation part, a limiting support part, a limiting mounting shaft, a guide connecting plate, a sliding connecting block and a head fixing bandage; the swinging irradiation part is rotationally connected to the upper part of the limiting support base; the limiting supporting piece is connected to the front side of the swing irradiation piece in a front-back sliding mode. The limiting mounting shafts are fixedly connected to the left side and the right side of the swinging irradiation part; the guide connecting plate is rotationally connected to the outer side of the limiting mounting shaft; the sliding connecting block is connected to the inner side of the guide connecting plate in a sliding manner; according to the nursing light instrument, the head of a child can be fixed, the vision correction effect is guaranteed, the use effect of the nursing light instrument is improved, and the problem that the vision correction effect is affected due to the fact that the head of a young child shakes unconsciously when the young child uses the nursing light instrument is solved.

The utility model relates to the field of medical treatment, and discloses a head protection frame for interventional operation, which comprises a mounting plate, the top end of the mounting plate is provided with a connecting plate, the top end of the connecting plate is fixedly connected with a supporting column, the outer wall of the supporting column is slidably connected with a round sleeve, and the inner wall of the round sleeve is provided with a limiting mechanism. An electric telescopic rod is hinged to the outer wall of the round sleeve through a hinge rod, a fixed block is fixedly connected to the movable end of the electric telescopic rod, a threaded rod penetrates through and is in threaded connection with the inner wall of the fixed block, a contact plate is rotationally connected to the left end of the threaded rod, and a headstock is fixedly connected to the top end of the supporting column. By arranging the supporting column, the round sleeve, the hinge rod, the head seat, the electric telescopic rod and the contact plate, the contact plate can be quickly close to the head of a patient, threaded adjustment is conducted through the fixing block and the threaded rod, the device can quickly adapt to head fixation of different patients, and the device is simple and convenient in actual operation.

To provide a medical pillow which can suppress head rotation by arranging a pillow body and head fixing parts on both ends of the upper surface of the pillow body. [Solution] It is composed of a pillow body 1 and head fixing parts 2 arranged on both ends of the upper surface of the pillow body, and the cross section of the head fixing part 2 is a right triangle or a trapezoid with a right angle, and its inclined surface is arranged toward the head. In addition, by providing hook-and-loop fasteners 4 on sides A and B of the head fixing part 2 and making it detachable, it can be adjusted to fit the size of the patient's head, suppressing head rotation and helping to prevent the patient's condition from worsening and increasing comfort.

The invention relates to the field of nuclear medicine detection, and discloses a nuclear medicine scanning patient head fixing device which comprises a bed body, a head fixing device capable of being adjusted in a self-adaptive mode according to the size of the head is arranged on the bed body, and a locking device used for locking the head fixing device is arranged on the lower side of the bed body. After the head of a patient is placed on the head placing and fixing device, the head placing device can be adjusted according to the head of the patient, then the locking device is started to lock the head fixing device, and the distance between the two arc-shaped clamping plates can be adaptively adjusted according to the size of the head of the patient through cooperation of the head placing device and the fixing device; and then the two arc-shaped clamping plates are thoroughly fixed through the fixing device, so that the head of the patient can be well fixed, and subsequent nuclear medicine examination is facilitated.

In MRI examinations of patients with acute ischemic stroke, it is often difficult for patients to fix and hold their heads due to impaired consciousness or limb weakness. Therefore, this invention provides a tool that is structurally rational, easy to operate, and effectively enhances the head fixation effect. [Solution] A tool to support MRI examination, comprising a base 1, a head rest member 2 with adjustable anterior-posterior position, a lateral limiting member 3 with an elastic buffer layer, and an adjustment mechanism 4. The head rest member slides relative to the base to adapt to the length of the patient's neck. The lateral limiting member is biased inward by a compression coil spring and flexibly holds both sides of the head with an elastic buffer layer, absorbing and suppressing involuntary movements. The adjustment mechanism uses a single reverse-threaded adjustment rod to synchronously and symmetrically move the left and right limiting plates, enabling precise adjustment according to the head circumference. This effectively limits multi-directional micro-movements of the head during imaging and improves image stability.

The utility model relates to a mouse head fixing operation device, and belongs to the technical field of animal experiment equipment, the mouse head fixing operation device comprises a heatable bottom plate and a clamp assembly used for limiting upper incisor teeth and mouth of a mouse, two stand columns with holes are fixed on the heatable bottom plate, a cross rod is arranged between the two stand columns with holes in a sliding mode, and the cross rod slides in the vertical direction; long movable arms are arranged on the two stand columns with the holes, one ends of the long movable arms are arranged on the stand columns with the holes in a sliding mode in the vertical direction, the other ends of the long movable arms are arranged in an overhanging mode in the direction away from the clamp assembly, ear rods are arranged at the overhanging ends of the two long movable arms in a sliding mode, and the two ear rods slide in the direction close to or away from each other; the device has the advantages that the head of a mouse is further stabilized, secondary damage to the mouse caused by an operation device is avoided, the body temperature of the animal in the operation process is kept constant, and the success rate of the operation and the accuracy of experimental data are guaranteed.

A measuring device for biological information, which is used by attaching it to an arm section of a human body and which is capable of measuring at least one electrocardiographic waveform, includes an electrode element including a shaft section on which screw processing is carried out and a head section, wherein the head section of the electrode element is fixed in a state in which it is in contact with an outer surface of a main body housing, the shaft section is joined with a sensor substrate in the main body housing and is electrically connected to the sensor substrate, and thus the positioning of the sensor substrate in the main body housing and the fixing and electrical connection of the electrode and the sensor substrate can be carried out together.

The invention relates to a CT treatment clinostatism supporting device which comprises a first supporting component, a head fixing component, two arm fixing components and two leg fixing components. The fixing device has the advantages that the head fixing component, the arm fixing component and the leg fixing component are detachably connected to the first supporting component in a bonding mode, and therefore the convenience of installing the head fixing component, the arm fixing component and the leg fixing component on the first supporting component is improved; in addition, the positions of the head fixing component, the arm fixing component and the leg fixing component installed on the first supporting component can be adjusted according to the position of the patient lying on the first supporting component in a prostrate mode and the figure of the patient, and therefore the CT treatment clinostatism supporting device is suitable for most patients.

The invention relates to the technical field of medical instruments, in particular to a device for treating depression by combining illumination with transcranial magnetic stimulation, which comprises a head fixing ring and an angle-adjustable head frame arranged above the head fixing ring, and further comprises an adjusting base movably arranged on the head frame, the transcranial magnetic stimulation coil module and the illumination assembly are arranged at the bottom and the top of the adjusting base respectively, and the spring driving system is arranged in the adjusting base and connected with the transcranial magnetic stimulation coil module and the illumination assembly respectively. The problems that individual skull differences and brain region targets are difficult to accurately match due to manual adjustment, stimulation deviation is caused, the curative effect is influenced, the function is single, a synergistic mechanism is lacked between an illumination module and a transcranial magnetic stimulation module, illumination fixation easily causes skin discomfort, pain is easily generated after long-time wearing, and the comfort is poor are solved.

The utility model relates to medical instrument technical field, concretely relates to a head fixing instrument for medical beach chair position, including forehead limiting band and mandibular limiting band, be equipped with two groups of sliding connection mechanism connection between mandibular limiting band and forehead limiting band, the forehead limiting band end is equipped with first fixed establishment, makes the forehead limiting band both ends detachable fixed through first fixed establishment, and mandibular limiting band is fixed on the beach chair. The utility model discloses through setting up two interlaced limiting bands, makes the patient operation process stability good, and postoperative convenient disposal can reduce medical cost, reduce patient economic burden, and convenient operation operation, increase patient comfort degree, improve patient and medical staff satisfaction.

This invention discloses a negative pressure structure for a CT positioning head clamp, comprising: a base, a forehead retainer pad on the top of the base, negative pressure mechanisms on both sides of the base, and a swing arm rotatably mounted on the top of each negative pressure mechanism. Each negative pressure mechanism includes a mounting assembly, which is fixedly mounted on one side of the base. A telescopic assembly is movably fitted inside the mounting assembly and engages with an arc-shaped groove. A one-way valve assembly is located inside the telescopic assembly. A connecting assembly is located on the top of the mounting assembly for mounting the swing arm. This invention achieves a stable clamping mechanism based on negative pressure, effectively solving the problems of large clamping force fluctuations, release delays, and operational difficulties in existing friction clamping systems. It offers advantages such as providing stable head fixation, reducing clamping force fluctuations and reset delays, improving CT imaging quality, and enhancing operational convenience.

The utility model discloses a body position fixing pad, which belongs to the technical field of medical instruments and comprises a fixing plate, a head fixing device and a body position adjusting device, and the head fixing device and the body position adjusting device are mounted on the fixing plate. The head fixing device comprises a back-raising headrest assembly used for enabling the head to be placed in a back-raising mode and two adjustable fixing assemblies which are arranged on the left side and the right side and used for fixing the head, the back-raising headrest assembly is arranged at the front end of the top of the fixing plate, and the adjustable fixing assemblies are arranged on the back-raising headrest assembly; the adjustable fixing assembly comprises a head bandage, two tightness adjusting parts and two first fixing rings, and fixing parts are arranged at the two ends of the head bandage. By means of the mode, the head of a patient is fixed through the two head bandages, it is avoided that the examination precision becomes low due to shaking of the head of the patient in the examination process, meanwhile, the head bandages can automatically adapt to the height of the head of the patient during fixing through the arrangement of the tightness adjusting components, and the application range is wide.

This invention provides a head positioning device for neurosurgical testing, belonging to the technical field of neurosurgical medical equipment. It includes a housing, with a first electric slide rail nested at the front end of the housing. A head fixation mechanism is installed at the output end of the first electric slide rail. A second electric slide rail is laterally installed at the front end of the housing. The head fixation mechanism is used to position and fix the patient's head. A noise reduction mechanism is installed at the front end of the housing, positioned below the head fixation mechanism. This noise reduction mechanism is used to fix the ears on both sides of the patient's head and reduce noise to alleviate the patient's anxiety. This invention solves the problems of physical sound insulation and psychological stress by fixing the patient's ears on both sides through the noise reduction mechanism. The bite fixation mechanism allows the patient's mouth to bite down on the bite device and supports the patient's jaw, preventing slight head movement and effectively improving the stability of the test data.

The invention belongs to the technical field of medical instruments, and particularly relates to a head stability maintaining and fixing device for a stroke ischemic patient, which comprises a headrest and two side supporting pillows arranged on the headrest, the device further comprises a supporting adjusting mechanism. The supporting adjusting mechanism comprises a containing cavity formed in the side supporting pillow, an electric push rod with a fixing plate is fixedly installed in the containing cavity, and one face of the fixing plate is connected with a sliding block sliding in the containing cavity; the face, away from the fixing plate, of the sliding block is connected with an arc-shaped clamping plate through a ball head, and a buffering pad is arranged on one face of the clamping plate. Through the designed structure, the posture of the head of a patient can be changed when the patient lies in bed, the patient does not only lie flat any more, the head of the patient can be efficiently and stably fixed when the patient inclines, appropriate adjustment is conducted according to the actually needed angle, and therefore oral secretions and vomituses are naturally discharged through gravity; and inhalation pneumonia caused by the fact that oral secretions and vomituses flow back to the airway is avoided.

The invention provides a detachable head fixing device of a DSA machine, and relates to the field of medical auxiliary instruments, the detachable head fixing device comprises a clamping mechanism, a first clamping block, a second clamping block, a third clamping block and a first locking device; the clamping mechanism is clamped on the bed head; the second clamping block is arranged on the clamping mechanism, and the first clamping block and the third clamping block are arranged on the clamping mechanism and are in sliding connection with the clamping mechanism; the first locking device is arranged on the second clamping block, one locking movement end of the first locking device is connected with the first clamping block, and the other locking movement end of the first locking device is connected with the third clamping block. The first clamping block, the second clamping block and the third clamping block are matched with the first locking device to be used for clamping the head of a patient. The problems that a traditional clamping device is slow in operation and low in efficiency are solved.

The utility model provides a kind of head fixing device for cheek skin photodynamic therapy, including mounting plate, hinged with movable plate on mounting plate, the head pad of liftable is provided on movable plate, first elastic member is provided between head pad and movable plate, arc-shaped fixing pad is provided in the both sides of head pad, driving mechanism connected with head pad and two groups of fixing pad is provided on movable plate, the lifting of head pad is converted into driving two groups of fixing pad opening and closing by driving mechanism, locking assembly connected with head pad is provided on movable plate, the position of head pad is selectively locked or unlocked by locking assembly. The device can quickly fix the head of patient in multiple points without tedious adjustment process and fixing steps when using, effectively improve the treatment efficiency, reduce the time waste of medical staff, improve the practical value of the device.

The utility model discloses a neurosurgery patient head fixing and protecting device, and belongs to the field of medical nursing devices.The protecting device comprises a protecting cap and an adjusting belt, the protecting cap is used for being worn on the head of a patient to protect an operation wound, and the adjusting belt is fixedly installed on the protecting cap; an expansion cavity is formed in the protective cap, the expansion cavity is filled with an air bag, an inflation head and an exhaust head which penetrate through the outer wall of the protective cap, extend into the expansion cavity and are fixedly connected with the air bag are fixedly installed on the protective cap, a one-way valve is fixedly installed on the inflation head, and a pressure release valve is fixedly installed on the exhaust head. According to the protection device, in the continuous recovery process, if pressure needs to be reduced, only the pressure release valve needs to be opened, air exhaust and pressure reduction can be conducted on the air bag through the air exhaust head, and therefore the wound gauze does not need to be disassembled frequently, operation is convenient, recovery of a patient is facilitated through reasonable pressure change, and comfort is better.

The utility model provides a body position fixing device for a patient after a complex trachea operation. The body position fixing device comprises a head fixator and a neck and chest adjusting fixator. The neck and chest adjusting fixator comprises a right adjuster, a left adjuster, a jaw supporting part, a left neck fixing part, a right neck fixing part, a left connecting rod, a right connecting rod, a connecting bridge, a left chest attaching part, a right chest attaching part, a left fixing strap and a right fixing strap, wherein the left neck fixing part and the right neck fixing part correspond to the rear side face of the neck. The two ends of the jaw supporting part are rotationally connected with the left adjuster and the right adjuster in a one-way mode respectively, and the rotation direction of the jaw supporting part is anticlockwise when viewed from the right adjuster to the left adjuster; the right adjustor is connected with the right neck fixing part, the left adjustor is connected with the left neck fixing part, and the left neck fixing part and the right neck fixing part are connected through a first hook-and-loop fastener. The utility model solves the problem of how to fix the head and the neck of a patient in the prior art so that the head and the neck of the patient can be kept at a proper angle in a neck anteflexion position.

The utility model discloses a livestock and poultry blood sampling instrument, and relates to the technical field of livestock and poultry blood sampling, in particular to a livestock and poultry blood sampling instrument which comprises a base, a leg fixing mechanism is arranged on the base and used for fixing legs of poultry, and a head fixing mechanism is arranged on the base and used for fixing the head of the poultry. The leg fixing mechanism comprises a main body assembly which comprises a shell fixed to the rear end of the top of the base, winding drums rotationally installed on the two sides of the middle in the shell, and a motor installed at the rear end of the shell and used for driving the winding drums to rotate; the execution assembly comprises leg fixing pieces slidably installed in the two ends of the shell, ropes slidably installed penetrate through the leg fixing pieces, the inner ends of the ropes are wound around the corresponding winding drums, and fixing plates are installed at the upper ends of the leg fixing pieces and used for fixing the outer ends of the ropes; the legs of the poultry can be simultaneously fixed through the leg fixing mechanism, and the head of the poultry can be quickly fixed through the head fixing mechanism.

The present application relates to experimental animal fixing device technical field, especially in a kind of multi-acupoint precision positioning rat electro-acupuncture experiment fixing device.It includes base, base top is equipped with fixed plate, and the both ends of fixed plate are equipped with vertical plate respectively, and the bottom of vertical plate is fixed on the base, and fixed plate is equipped with torso fixing assembly, and the four corners of fixed plate are equipped with four limbs fixing assembly respectively, and the both ends of fixed plate are equipped with head fixing assembly and tail fixing assembly respectively.The technical scheme provided by the present application is realized by the coordinated fixing of the head fixing assembly, torso fixing assembly, four limbs fixing assembly and tail fixing assembly, the stable restraint of rat is realized, and the reliability and repeatability of experimental data are guaranteed;Meanwhile, the layout design of each fixing assembly is reasonable, and the acupoints of rat torso, back, limbs and other parts are not blocked, and experiment personnel can quickly and accurately position multi-acupoint, so as to facilitate simultaneous multi-acupoint electro-acupuncture operation, and improve experimental efficiency.