242results about How to "Avoid discomfort" patented technology

The stroller frame assembly comprises a main stroller frame, the main stroller frame comprises a hand push rod set and two rear foot rods, the hand push rod set comprises two supporting rods, the supporting rod on each side comprises a first rod section and a second rod section, the first end of the first rod section is rotatably connected with the rear foot rod on the same side, and the second end of the first rod section is rotatably connected with the rear foot rod on the same side; the first end of the second rod section is rotatably connected with the second end of the first rod section, and the first rod section on each side is movably provided with a sliding piece; the left and right ends of the handrail assembly are connected to the sliding pieces on the two sides respectively; the rear end of the seat assembly is connected to the bottoms of the supporting rods on the two sides. The backrest assembly comprises a first backrest part and a second backrest part, the first end of the first backrest part is connected to the rear end of the seat assembly, and the first end of the second backrest part is rotatably connected to the second end of the first backrest part; in the folding state, the second backrest part is folded towards the front side relative to the first backrest part, the first rod section is close to the rear foot rod, and the second rod section is folded towards the side close to the armrest assembly relative to the first rod section.

The invention discloses an immersive cinema dynamic content adaptation control method based on multi-modal fusion, and the method comprises the steps: collecting at least one non-contact physiological signal of a target audience seat area in real time, the physiological signal comprising a respiratory wave signal collected by a millimeter wave radar or a photoplethysmography signal collected by a near-infrared photoelectric sensor; performing time-frequency analysis on the physiological signal, and extracting a physiological wake-up characterization value in a current time window; the physiological wake-up characterization value comprises a heart rate variability change rate and a heart rate deviation value; constructing a dynamic damping adjustment model, and calculating a virtual damping coefficient of the seat movement system at the current moment based on the physiological wake-up characterization value; and the virtual damping coefficient is converted into an execution instruction of a seat motion controller, and damping force output of the motion platform is adjusted in real time. The technical problem that the pre-programmed motion feedback is disjointed with the real-time physiological and psychological state of the audience can be solved, the experience adaptability and comfort of the cinema seat are improved, and the system safety is improved.

This invention belongs to the field of medical device technology and discloses a foot pressure relief device for diabetic foot. It includes a base, a pressure relief plate and a motor connected to the base, and a foot pedal and a transmission assembly connected to the pressure relief plate. The transmission assembly includes a crank, a first connecting rod, and a sliding seat. The crank is fixedly connected to the output shaft of the motor, and the sliding seat is connected to the pressure relief plate. The two ends of the first connecting rod are respectively connected to the crank and the sliding seat. The sliding seat is connected to a foot rolling shaft and a second connecting rod, and the second connecting rod is connected to a foot massage roller. A buffer spring is provided between the pressure relief plate and the base. The foot pedal has a through groove, and the foot rolling shaft is connected to a foot massage roller. This invention utilizes the foot rolling shaft / foot massage roller and the foot massage roller to simultaneously perform rolling massage on the sole and instep of the foot. The periodic oscillation of the pressure relief plate causes the heel and toes to alternately rise, resulting in good pressure relief for the foot.

There are provided a travel mode switching support method and a travel mode switching support system for supporting switching of a travel mode of a vehicle configured to travel in a plurality of travel modes, the travel mode switching support method including: determining whether the vehicle is present in a preparation area that is set adjacently to a restriction area in which a specific travel mode to be set is predetermined; transmitting a preparation signal indicating that the vehicle is present in the preparation area if determining that the vehicle is present in the preparation area; and outputting a predetermined output for switching from a travel mode in use to the specific travel mode if receiving the preparation signal.

The application discloses an intelligent monitoring infusion pump, and particularly relates to the technical field of infusion pumps, which comprises a connecting cylinder, a flow guide monitoring assembly is arranged on the connecting cylinder, the flow guide monitoring assembly comprises a gathering ring embedded in the connecting cylinder, a center block is arranged in the middle of the gathering ring, a baffle is arranged at the bottom of the center block, and a storage cavity is formed between the center block and the baffle. The application can realize manual fine adjustment of the flow of the liquid medicine, rapidly block the air path when the liquid level is abnormal or emergency liquid stopping is needed, realize automatic emergency adjustment of pressure and flow, solve the problem that the prior art can only detect pressure but cannot quickly adjust, meanwhile, the storage cavity formed by the center block and the baffle can temporarily store the liquid medicine, so that the bubbles rise and escape under the action of buoyancy, the bubbles are prevented from entering the blood vessels of a patient along with the liquid medicine, and the defect that bubbles are difficult to eliminate in the prior art is solved.

The utility model discloses a novel brushless lightweight electric wheelchair, including the electric guide rail of fixed in wheelchair backrest frame back side and downward, and the sliding end of electric guide rail is installed with the mounting seat through spring seat, and the mounting seat is equipped with the massage head for massaging the back of people through the fixing frame, and be equipped with the drive motor of drive massage head rotation on the mounting seat, and the both ends of electric guide rail are equipped with the position sensor of detecting the position of massage head respectively, still be equipped with controller on the wheelchair, position sensor, electric guide rail and drive motor all are electric connection with controller, the utility model discloses massage mechanism can move up and down, like this can to the whole back memory massage, this has played the effect of promoting blood circulation, avoids the body to be not comfortable because of long sitting, wherein the setting of spring seat guarantees the elastic contact between massage head and the back of human body, avoids knocking the back of human body.

The embodiment of the utility model provides an air conditioner indoor unit and an air conditioner system. The air conditioner indoor unit comprises a machine shell and an air duct assembly. The machine shell is provided with an upper air opening in the top and a lower air opening in the bottom. The air duct assembly comprises a rotary air duct structure and a cross-flow fan blade, the rotary air duct structure comprises an air duct wall and a volute tongue which are used for discharging air for the cross-flow fan blade, the rotary air duct structure rotates so as to be switched between a first position and a second position, and the volute tongue is located at the first position. An outlet of an air outlet channel formed between the air channel wall and the volute tongue faces the upper air opening so that the upper air opening can form an air outlet. At the second position, an outlet of an air outlet duct formed between the air duct wall and the volute tongue faces the lower air opening, so that the lower air opening forms an air outlet; the air duct wall and the volute tongue are arranged in a split mode. The air duct wall and the volute tongue are arranged in a split mode, so that a mold for manufacturing the air duct wall and the volute tongue is easy to manufacture, and the problem of injection molding deformation caused by the large integral forming size is effectively solved.

The invention belongs to the technical field of moxibustion cabins, and discloses a full-automatic intelligent moxibustion cabin with a smoke purifying function, which comprises a moxibustion cabin body, a box body is fixedly mounted in the moxibustion cabin body, a supporting round block is fixedly mounted at the top of the box body, a threaded sleeve I is fixedly mounted at the bottom of the supporting round block, and a smoke purifying device is fixedly mounted at the bottom of the threaded sleeve I; a first threaded rod is movably mounted in the first threaded sleeve. Compared with a traditional moxibustion cabin, the moxibustion cabin has the advantages that the first teeth and the second teeth are matched, the height of the moxibustion box and the height of the moxibustion plate can be reasonably adjusted according to the internal temperature of the moxibustion cabin body, in this way, it can be ensured that the moxibustion temperature is appropriate, and irritation or discomfort caused by too high or too low temperature to the skin is avoided; by accurately adjusting the heights of the moxibustion box and the moxibustion plate, the moxibustion device can be better aligned to acupuncture points or treatment parts, the treatment effect is improved, and meanwhile the moxibustion box and the moxibustion plate can be flexibly adjusted in a matched mode.

The application provides an artery compression hemostat integrating visualization and pressure monitoring, comprising: a bandage provided with a mounting port; the hemostasis air bag is located in the installation opening and connected to the bandage, the hemostasis air bag is connected with an inflation and deflation pipe, and the inflation and deflation pipe is connected with an external inflation and deflation device so as to inflate or deflate the hemostasis air bag; wherein the hemostasis air bag is a transparent air bag, a hook-and-loop fastener is arranged on the bandage, and the bandage is used for being wound on the arm of a patient and being bound through the hook-and-loop fastener. The visual compression hemostat solves the problem that a visual compression hemostat in the prior art is inconvenient to use due to the fact that the tightness degree cannot be adjusted, the visual compression hemostat is difficult to disassemble and the hardness is difficult to adjust in the using process.

The invention discloses an automatic hepatic fibrosis staging method and system based on deep learning, and the method comprises the following steps: S1, obtaining T1WI and T2WI original image data of a patient, carrying out the data preprocessing and liver segmentation of the original image data, and obtaining a T1 weighted image data set and a T2 weighted image data set; s2, a DMF-Vheat hepatic fibrosis staging model is constructed, the staging model adopts a double-sequence classification architecture and comprises a T1 branch network, a T2 branch network and a fusion network, and a heat conduction operator layer and a mixed attention module are adopted to extract and process complementary information of T1WI and T2WI sequences; s3, putting the T1 weighted image data set and the T2 weighted image data set into the staging model for training, and optimizing the staging model; and S4, outputting a hepatic fibrosis staging result through the staging model. According to the method, complementary information of T1WI and T2WI is fully utilized through the multi-mode deep learning network, and the accuracy and practicability of hepatic fibrosis staging are remarkably improved.

The utility model relates to the technical field of grinding machine, especially to a kind of anti-sputtering floor grinding machine.The technical scheme thereof includes support seat and shell, the support seat upper surface is fixedly installed with shell, the shell outer surface both sides position is fixedly installed with protective cover, two the protective cover inside is provided with grinding wheel, two the protective cover front surface is provided with opening, two the protective cover front side is located in opening position is set from top to bottom with two air curtain cover, the support seat inside is fixedly installed with exhaust fan, the exhaust fan input is fixedly connected with dust filter, the dust filter tail end is fixedly connected with dust suction pipe, the dust suction pipe tail end is fixedly connected with dust suction connecting pipe.The utility model can effectively avoid particulate matter splashing during the process of floor grinding machine grinding workpiece, and simultaneously play the role of dust removal, thereby avoiding pollution working environment, also avoiding particulate matter flying into the eye of operator to cause discomfort and harm.

A tool integrated cabinet for rail transit vehicles includes a shell, a pullable support frame, a damping universal roller and a folding seat storage cabin. The support frame is linearly guided through the sliding cooperation of a T-shaped guide rail and a clamping block. The stability of the support frame in a vehicle vibration environment is improved by the antiskid rubber material and damping design of the roller. The inside of the support frame adopts a modular partition structure. A fire extinguisher is fixed through the placement grooves of first and second support plates. The bottom plate cooperates with a guide groove to realize the quick taking and placing of an escape ladder. A groove is internally provided with a slide rail type folding seat storage cabin. The folding seat storage cabin is linked with a storage guide plate through a handle passage to realize the vertical partition management of emergency equipment and auxiliary tools. In addition, the conical self-locking structure and spring elastic pre-tightening mechanism of the plug rod and plug plate can effectively prevent the accidental sliding of the support frame. The combination innovation of the T-shaped guide rail, damping roller and folding cabin integration significantly enhances the safety and convenience of rail transit emergency equipment management.

This utility model relates to a compression hemostasis device for nursing care, comprising a reusable mounting frame and a disposable fixing strap. A limiting protrusion is fixed to the upper side of the mounting frame, and a winding cavity is provided in the middle of the mounting frame. An adjusting shaft is located within the winding cavity, and a self-locking turntable is fixed to the middle of the driving shaft. The self-locking turntable is located below the limiting protrusion, and a self-locking locking strip is slidably connected within the limiting protrusion. This utility model drives the rotating shaft to rotate by turning a knob, which in turn rotates the adjusting shaft to wind up the fixing strap until the compression block is applied to the patient, completing the compression hemostasis. It can be operated by a single person, reducing the workload of medical staff. The self-locking strip contacts the serrated part on the side of the self-locking turntable to lock the self-locking strip, ensuring that the self-locking strip firmly locks the adjusting shaft. By adjusting the rotating shaft to wind up the fixing strap, the tightness of the fixing strap is adjusted, thereby adjusting the pressure for compression hemostasis, ensuring the effectiveness of compression hemostasis while avoiding patient discomfort.

This utility model relates to the field of endoscope mouthpiece technology and discloses an endoscope mouthpiece, including a flaring cap, an flaring mask mounted on the back of the flaring cap, an adjustment mechanism fixedly connected to the upper back of the flaring mask, and a toothed ring fixedly connected to the middle of the adjustment mechanism. During endoscopy, the flaring mask is first installed on the flaring cap, and the toothed ring is passed through the holes in the flaring mask and the flaring cap. The depth of the toothed ring entering the mouth is adjusted by the adjustment buckle on the toothed ring and the buckle on the upper part of the flaring mask. Then, a sliding ring is installed inside the toothed ring, and the back of the sliding ring is secured by the buckle teeth inside the toothed ring. The depth of the tongue pad is adjusted, providing a wide range of applicability for different oral cavity sizes. This avoids discomfort caused by the toothed ring and tongue pad being inserted too deeply, especially in children whose oral cavities are smaller, thus preventing interference with the endoscopy.

The utility model relates to the technical field of eyeshades, and discloses a multi-layer composite eyeshade which is characterized in that an eyeshade body adopts a composite structure, the outer layer is an SMS cloth layer, the air permeability is good, essence liquid is sprayed on the outer layer, and pleasant fragrance can be emitted to help a user to relax; the middle layer is a lamination cloth layer which can effectively resist water and moisture and protect the inner layer structure; the inner layer is a traditional Chinese medicine gel layer which is in direct contact with eye skin, eye fatigue is relieved by means of traditional Chinese medicine components, and blood circulation is improved. An integrated heating bag is arranged at the position, corresponding to the eyes, in the eyeshade body, and blood circulation of the eyes is further promoted through continuous heating. The fixing parts on the two sides can be flexibly adjusted according to the head circumference of a user, and stable and comfortable wearing is ensured. The multi-layer composite eyeshade integrates multiple functions, and can effectively meet the requirements of a user for eye care, relaxation and a good sleep environment.

The utility model discloses an air supply outlet for a central air conditioner, which relates to the technical field of central air conditioners and comprises a mounting seat, one side of the mounting seat is fixedly connected with an extension seat, a filter screen is arranged in the extension seat, and the other side of the mounting seat is fixedly connected with a sealing plate. The second blade is shifted through the limit of the rotating shaft, air flow blown out of the air supply outlet is divided and guided, the coverage area of the air flow of the air supply outlet of the central air conditioner is flexibly adjusted, discomfort caused by direct blowing is avoided, the effect of rapidly adjusting the indoor temperature can be achieved, the assembly frame can be further disassembled, and the assembly efficiency is improved. The first blade and the second blade on the connecting plate can be overturned to the position below the assembly frame, damage to the interior trim panel due to tedious disassembly is avoided, maintenance personnel can conveniently clean or replace the filter screen in the mounting base, meanwhile, the first blade and the second blade can be conveniently and separately cleaned, cleaning dead corners are reduced, and the cleaning efficiency is improved. And the air supply cleanliness of the central air conditioner is improved.

This application discloses a playback adjustment method, device, storage medium, and program product. The method includes: acquiring playback parameters of the device, including the low-frequency energy of the audio signal played by the device, the playback volume, and the device temperature; the device includes at least two playback units; when the playback parameters meet the adjustment conditions, adjusting at least one of the power distribution and low-frequency energy of the at least two playback units; during the adjustment process, dynamically adjusting the degree of low-frequency energy suppression and the power distribution ratio based on the device temperature.

The nasal cavity sprayer convenient to adjust comprises a bottle body, the top of the bottle body is in threaded connection with a cover plate used for blocking the top of the bottle body, the outer surface of the upper portion of the cover plate is fixedly connected with a supporting block, and a pressing mechanism is arranged on the right side of the upper portion of the supporting block; comprising a mounting sleeve fixedly connected to the outer surface of the upper portion of a supporting block, a pressing chamber is arranged in the mounting sleeve, a piston is arranged in the pressing chamber, two fixing blocks are fixedly connected to the left side of the upper portion of the supporting block, a limiting block is arranged between the two fixing blocks, and a spray head is arranged at the other end of the limiting block; and the limiting block rotates to drive the spray head to rotate, so that the spraying angle is adjusted. By means of the structure, the spraying angle can be adjusted, mist can be sprayed to different areas of the nasal cavity more accurately, and meanwhile different spraying amounts can be selected according to requirements.

This utility model discloses a cup with a recessed lid, including a lid and a cup body. The cup body has a cavity with an opening at the top. The lid is detachably installed in the cup body, and the lid is lower than the opening at the top of the cup body. The lid divides the cavity of the cup body into a water-containing part located below the lid and a drinking part located above the lid. The water-containing part is used to contain liquid. The lid has a water outlet channel that can be opened or closed. When the water outlet channel is open, it connects the water-containing part and the drinking part. The liquid contained in the water-containing part can flow to the drinking part through the water outlet channel. By setting the lid to a recessed design and placing it inside the cup body, the diameter of the lid can be reduced, thereby obtaining better heat preservation performance. When drinking hot beverages, the drinking part serves as a transition area, making it easy for the user to observe and control the liquid flowing from the water outlet channel while drinking, thus avoiding burns. Furthermore, the recessed lid can prevent the lid from touching the nose while drinking, thus avoiding discomfort.

The utility model discloses an integrated sofa single chair, which belongs to the technical field of sofas and comprises a sofa main body, a mounting cavity is arranged in the middle of the interior of the sofa main body, a plurality of cylindrical filling soft bags are arranged in the mounting cavity, and filtering and blowing components are arranged on two sides of the interior of the sofa main body. A foot placing assembly is arranged at the bottom end in the sofa main body; by arranging the filtering and blowing assembly, a user can suck air to blow air when sitting on the sofa, and a heating wire can be turned on to heat the air in cold weather, so that the use comfort of the user is ensured, the use effect of the equipment is improved, dust impurities in the air can be filtered when the user sucks the air, and the use effect of the equipment is improved. And by arranging the foot placing assembly, when the user sits down, a foot supporting frame can be pulled out according to needs to place the feet, and the comfort degree of the legs is improved.

This utility model belongs to the field of postpartum care, specifically a postpartum hemorrhoid reduction and swelling-reducing device. Addressing the problem that postpartum hemorrhoids have an incidence rate as high as 70%-80%, and that the acute phase is characterized by unrelieved pain caused by incarcerated hemorrhoids due to contraindications to medications during lactation, the risk of perineal wound infection, and limitations of postpartum surgery, the proposed solution includes a support block with an air bladder covering its outer wall. One end of the support block has an integrally formed support spherical block, and another end has an integrally formed liquid bladder covering the support spherical block. The liquid bladder draws in lubricating fluid and applies it around the hemorrhoids, reducing friction and making it easier to push the hemorrhoids back into the body. Simultaneously, the massage effect of the air bladder promotes perianal blood circulation, accelerating the reduction of swelling and recovery of the hemorrhoids. This dual-action mechanism makes the treatment effect of this swelling-reducing device significantly superior to traditional methods, suitable for postpartum hemorrhoid patients of varying degrees.

The utility model provides a kind of ceiling type air conditioner indoor unit, comprising: shell, with first air port, second air port and with first air port and second air port all intercommunication air cavity, air cavity includes first flow channel, intercommunication channel and second flow channel connected in turn;First volute tongue has the first flow-limiting position cooperation with fan and the first avoidance position of avoiding fan and forming for airflow flow first avoidance port;Second volute tongue has the second flow-limiting position cooperation with fan and the second avoidance position of avoiding fan and forming for airflow flow second avoidance port;Wherein, when first volute tongue is in first flow-limiting position, second volute tongue is in second avoidance position;When first volute tongue is in first avoidance position, second volute tongue is in second flow-limiting position.Through the technical scheme provided by the utility model, the technical problem that the comfort is lower due to the fixed air supply direction of the ceiling type air conditioner indoor unit in the prior art can be solved.

The utility model relates to a kind of wound elastic dressing device, the wound elastic dressing device can complete the fixing of the fixed component itself, i. e. the fixed component itself can complete the fixing of the fixed component, so that the wound surface of the fixed component is driven to the wound surface of the fixed component, and the fixing process can be completed by the adhesion of the first magic tape and the second magic tape. In this way, the wound surface can be treated without being adhered to the skin, which eliminates the secondary damage to the wound surface during wound care, so that it can adapt to a larger wound surface. At the same time, since the fixing can be completed without being adhered to the skin, the formation of the adhesive surface with poor air permeability between the product and the skin is avoided, thereby avoiding discomfort on the adhesive surface and improving the use comfort of the product. In addition, different sizes of dressing components can be used for different wounds, which improves the application range of the product.

This utility model relates to the field of medical assistance technology and discloses a detachable stretcher bed for restraining mental patients. It includes a stretcher and a bed frame. Casters are installed at the bottom of the bed frame, and a mattress is placed on the stretcher. The stretcher slides on the bed frame, and a moving mechanism is installed on the bed frame to drive the stretcher to move along the width and height of the bed frame. A support unit is installed at the bottom of the stretcher to provide support for the stretcher after it has slid along the bed frame. Several restraint units are hidden on both sides of the stretcher along its length. The moving mechanism drives the stretcher to slide along the bed frame, allowing staff to quickly separate the stretcher from the bed frame. The hidden restraint units on both sides of the stretcher can effectively restrain the patient when needed while avoiding discomfort caused by the patient seeing the restraints. The restraint units reduce the risk of injury to staff and staff during patient stress, and the detachable nature of the stretcher prevents inhumane practices such as carrying patients later.

The utility model provides an air conditioner air outlet adjusting structure, which relates to the technical field of air conditioner equipment, and comprises an air conditioner shell, a mounting groove is arranged below one side of the air conditioner shell, a horizontal air guide plate is arranged in the mounting groove, the horizontal air guide plate comprises an outer frame, adjusting plates are arranged in the outer frame, and the adjusting plates are symmetrically distributed by taking the midpoint of the outer frame as the center. In order to solve the problem that the air supply effect and the service life are affected by uneven air supply and dust accumulation, the air guide plates which swing left and right symmetrically are designed, so that air covers a wider area, air supply dead angles are reduced, airflow is more evenly distributed in a room, the air supply effect is improved, and the service life is prolonged. The motor drives the eccentric wheel to enable the air guide plate to generate high-frequency small-amplitude vibration, the vibration enables dust attached to the air guide plate to fall off more easily, dust accumulation is avoided, the air guide plate is kept clean, and the air conditioner runs more efficiently.

The utility model provides a full-spectrum LED head scanning device, which relates to the technical field of medical equipment and comprises a full-spectrum LED scanning device, a supporting buffer structure and a fixing structure. A controller is arranged on the full-spectrum LED scanning equipment, a connecting base is arranged at the bottom of one side of the full-spectrum LED scanning equipment, a supporting block is fixedly connected to the top of the connecting base, a lying bed is arranged at the top of the supporting block, and a supporting buffer structure is arranged on the lying bed; according to the supporting and buffering structure, a fixing pad is arranged at one end of the top of the lying bed, and a sponge pad is arranged on the fixing pad; one end of the lying bed is fixedly connected with an extending convex plate, the bottom of the lying bed is fixedly connected with a right-angle bottom frame, through the arrangement of the supporting buffer structure, when a patient lies down, the head and the neck can descend in a coordinated mode, discomfort caused by height difference is avoided, and the patient can be kept in a more relaxed state in the scanning process; especially for long-time fixed posture scanning, the fatigue feeling of the body is greatly relieved, and the comfort degree of the whole detection process is improved.

This utility model relates to the field of cat litter box technology, and more particularly to an odor-eliminating cat litter box. It comprises a base, a litter tube, a drive back plate, and an odor-eliminating component. One end of the litter tube is rotatably connected to the drive back plate, and the other end of the litter tube has an entrance for the cat to easily enter. Both the litter tube and the drive back plate are mounted on the base. The odor-eliminating component is mounted on the litter tube and the drive back plate, and is opposite to the entrance of the litter tube. The odor-eliminating component introduces airflow for deodorization and fragrance into the litter tube. This odor-eliminating cat litter box can deliver odor-eliminating airflow into the inside of the litter box and fragrance its interior, not only eliminating odors but also adding fragrance, thus improving its usability.

The invention discloses a pulse recuperating device and a combined qi and blood recuperating instrument, which are used for performing warm and vibration stimulation on perineal acupoints and related parts around the perineal acupoints, and comprise: a handle-shaped holding part; the guide head is made of a heat conduction material, the guide head comprises a connecting part and a working part, the connecting part of the guide head is fixed with one end of the holding part, and the working part of the guide head is provided with a limiting surface attached to the perineum acupoint and related parts around the perineum acupoint or is in a three-dimensional shape; the vibration module is used for driving the guide head to vibrate; and the heating module emits heat in a working state and transmits the heat to the guide head. The invention aims to solve the technical problems that the traditional massage is high in requirement, slow in effect and easy to spread diseases, and the massage of the current instrument is harmful to the human body, and provides the pulse conditioning device and the combined qi and blood conditioning instrument which are low in application requirement and can be used for safely and effectively conditioning pulse.

The utility model discloses a cervical vertebra deep sleep traction pillow, including pillow body, be provided with head support area on the pillow body, the pillow body front is provided with neck support area, the head support area front both sides are provided with the lateral sleep area, and the neck support area both sides are provided with the shoulder department adhesion area, the lateral sleep area bottom is provided with the arm placement area, the head support area inboard is provided with the hollow air -permeable guide hole, the head support area rear is provided with the auxiliary area, the utility model: through the special design of head support area, lateral sleep area, neck support area, shoulder department adhesion area etc. each area makes it can be closely combined with human head, neck, shoulder part etc. position, satisfies the demand of different body shape and sleeping posture crowd, provides effective support for cervical vertebra, reduces the cervical vertebra soreness, stiff neck etc. situation that appears when the user sleeps, and hollow air -permeable guide hole can promote air circulation, improves the air -permeable performance of pillow.

The application discloses a visual cleaning device for cleaning or medicine feeding of a human cavity such as a vagina or a rectum, which comprises a cleaning device shell, a cleaning assembly, a camera assembly and a flexible expansion assembly; the flexible expansion assembly comprises a plurality of flexible air bags arranged in a circumferential direction on a surface of an insertion end, and each flexible air bag is independently controlled by a control module, so that the flexible air bags are controllably contracted or expanded; on one hand, the flexible air bags in an expanded state are in flexible contact with an organ, so that the use comfort of the cleaning device is improved; on the other hand, the flexible air bags in a contracted state can form an avoiding space to avoid a wound surface; the camera assembly comprises a camera arranged at an end of the insertion end and is used for observing the inside of the cavity in real time. Through the cooperative design of the assemblies, the visual cleaning device realizes the functions of flexible expansion introduction of the cavity, visual accurate operation and selective wound surface avoiding, and mechanical damage to the human body is avoided, and the comfort of a patient is improved.