34results about How to "Avoid pain" patented technology

The invention discloses application of a plasma specific piRNA marker in preparation of a reagent for detecting gastric cancer. The piRNA marker is composed of the following plasma piRNAs: hsa-piR-21921, hsa-piR-9725, hsa-piR-19960, and hsa-piR-23621, and the piRNA marker is composed of the following plasma piRNAs: hsa-piR-21921, hsa-piR-9725, hsa-piR-19960, and hsa-piR-23621. The invention provides the piRNA marker for gastric cancer detection, and the piRNA marker can be used for preparing a reagent for gastric cancer detection and has the advantages of high accuracy, high sensitivity and high specificity.

This invention discloses a portable low-temperature plasma device based on a Laval nozzle structure and its application, belonging to the field of plasma technology application technology. Specifically, it includes (1) the construction of the device; and (2) the use of the device for fungal eradication treatment and transdermal drug delivery enhancement treatment. The beneficial effects achieved by this invention are as follows: This invention is the first to apply the Laval nozzle structure to a portable low-temperature plasma device. The results show that the device can effectively improve the plasma jet performance and active particle content, significantly improve the treatment effect of fungal infections of the skin and nails and the transdermal drug penetration efficiency, while solving the problems of large size, reliance on external power supply, and complex operation of traditional plasma devices. Therefore, using this invention for the treatment of fungal infections of the skin and nails and for enhanced transdermal drug delivery has advantages such as ease of operation, high safety, non-invasiveness, and high efficiency, and thus has potential application prospects in the field of skin disease treatment and transdermal drug delivery.

The invention provides cardiovascular intervention postoperative treatment equipment which structurally comprises a lying plate, a moving seat, a telescopic part, a positioning block and a treatment assembly, the lying plate is embedded in the upper middle area of the moving seat, the telescopic part is fixed to the lower middle area in front of the moving seat and is in interval fit with the lying plate, and the positioning block is fixedly connected with the other end of the telescopic part; the treatment assembly is arranged at the upper end of the positioning block and is horizontally communicated with the lying plate; after the lying plate is further improved, the inner side of the plate body is completely covered by the sponge cushion, so that the back bone of a patient can be prevented from being in direct contact with the plate body, and the pain caused by the influence of the hardness of the plate body on the back bone is prevented; then, the infrared positioner on the plate body can be matched with the top part of the treatment assembly in a light induction mode through the infrared generating body of the infrared positioner, so that the cardiovascular treatment area of the patient can be determined through infrared induction instead of medical staff, and therefore the position determination accuracy and efficiency can be improved.

The utility model discloses a kind of in-vivo blood clot cutting net structures, including the outer tube structure being cooperated with endoscope, the middle tube structure being arranged in outer tube structure and being cooperated with outer tube structure, and the inner core structure being arranged in middle tube structure;Wherein, the middle tube structure can be inserted or pulled out along outer tube structure, the inner core structure can be inserted or pulled out along middle tube structure.This application provides a kind of in-vivo blood clot cutting net structure, can be inserted into human body by the channel of endoscope, and can be deployed into adjustable angle's fishing net structure in human body, can effectively and quickly complete the fishing and cutting of large blood clot, and need not repeat extraction and insertion endoscope, that is, improve the cutting efficiency of large blood clot, also avoid the pain that repeat extraction and insertion endoscope brings to patient.

This utility model discloses an integrated multifunctional intubation device with flushing, drainage, and drug administration functions. The device includes an intubation tube, a three-way drug administration flushing and drainage device, a connecting tube, and an anti-backflow negative pressure drainage ball. The inner surface of the intubation tube has supporting teeth to prevent compression closure. One end is a connecting section, and the working section's tail end is fish-mouth shaped with staggered flushing holes on its smooth surface. The outer circumference of the intubation tube has an "I"-shaped fixing ring. The three-way valve is connected to the anti-backflow negative pressure drainage ball through the connecting tube, allowing liquid in the intubation tube to flow into the drainage ball, preventing backflow and allowing liquid to flow out through the drain hole. The connections between the connecting tube, the intubation tube, and the three-way valve are all threaded and tightened. This device integrates multiple functions, has a reasonable structural design, and can effectively realize flushing, drainage, and drug administration operations, while also preventing blockage of the intubation tube due to compression and dislodgement due to external force.

The invention discloses a pulmonary nodule real-time positioning method and a pulmonary nodule real-time positioning device based on artificial intelligence multi-modal image fusion technology applied to a sub-pulmonary lobe resection operation, which are applied to the technical field of data processing, a three-dimensional collapsed lung model is generated by acquiring a lung medical image and a three-dimensional model in combination with operation parameters, and features of the three-dimensional collapsed lung model are automatically identified. Endoscope dynamic images are collected in real time in an operation, and the three-dimensional collapse lung model is finely adjusted after image features are extracted, so that the three-dimensional collapse lung model is accurately matched with an actual lung tissue form in the operation. By means of the artificial intelligence multi-mode image fusion technology, the endoscope image and the three-dimensional model are deeply fused, and the lung three-dimensional structure and the accurate pulmonary nodule position under the endoscope view field are presented in real time. By integrating artificial intelligence, computer vision, a collapse algorithm and a multi-modal image fusion technology, a doctor is assisted to clearly identify lung tissue and nodule positions in an operation, the accuracy of the operation is effectively improved, the operation time is shortened, and the operation is safely completed with high quality.

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.

This invention discloses a pre-placed adjustable hernia repair patch and its preparation method, relating to the field of medical device technology. The patch body is a polypropylene woven mesh with a weight of less than 50 g / m². The polypropylene woven mesh has a double-layer gradient structure with different densities on both sides. This pre-placed adjustable hernia repair patch uses a double-layer gradient structure of the same woven mesh. The outer layer has large pores (80-300 μm) to facilitate fibroblast ingrowth and tissue fixation, while the inner layer has small pores (15-80 μm) to form a physical barrier, effectively inhibiting visceral adhesions. It addresses both fixation and anti-adhesion needs. Temporary fixation is achieved through sliding PLGA fixation pins, pre-drilled holes, and elastic rings. The fixation pins are available in various lengths, and the elastic rings enable temporary fixation and position adjustment. Blue marking lines facilitate directional identification, and barium sulfate contrast markers aid in intraoperative positioning and postoperative follow-up.

The utility model discloses a carousel type recreation equipment, including wooden horse, the fixed sliding sleeve that is equipped with below wooden horse, the movable sleeve that is equipped with outside sliding sleeve, the limit sleeve that is equipped with outside movable sleeve, the control sleeve that is equipped with outside movable sleeve rotation, control sleeve one side is connected and is equipped with rotating stand, the cooperation sleeve that is equipped with outside movable sleeve, cooperation sleeve outer wall is connected with control sleeve inner wall through the thread and carries out the swing, the movable sleeve outside is equipped with a plurality of limit grooves, the sliding limit link that is equipped with in rotating stand, limit link one end is equipped with limit board, the movable sleeve that is equipped with outside limit link outside movable sleeve, the movable sleeve inside is inclined and is equipped with inclined groove, the sliding inclined board that is equipped with in inclined groove, the side of inclined board is equipped with moving block, moving block one side is equipped with push spring, and the movable plate that is equipped with in push spring other end, the movable sleeve is equipped with movable sleeve, and the movable sleeve one side is equipped with follow -up groove, moving block one side is equipped with follow -up block, the utility model has realized the flexible adjustment to the height of horse stirrup, and has guaranteed the structural stability after horse stirrup height adjustment.

The utility model discloses a multi-wheel self-adaptive rhythm massage structure which comprises a machine core shell, a composite track massage structure is arranged on the machine core shell, the composite track massage structure comprises a composite track support, a cylindrical plug bush is rotatably arranged on the side face of the front end of the composite track support, a torsional spring is sleeved on the cylindrical plug bush, and the torsional spring is connected with the composite track support. The front massage head assembly comprises a swing frame, an insertion shaft is integrally arranged on the side face of the swing frame in an embedded mode, an annular insertion groove and a semi-annular groove are formed between the insertion shaft and the swing frame, the cylindrical insertion sleeve is inserted into the annular insertion groove and arranged on the insertion shaft in a sleeving mode, and the limiting piece covers the outer side face of the swing frame. When the front massage head is pressed by a human body, the swing frame can be driven to rotate and compress the torsion spring, so that reverse elastic supporting force is generated, the massage head can be tightly attached to the curve of the human body, the massage strength can be automatically adjusted according to the stress, and the massage comfort and safety are remarkably improved.

The invention discloses a knee joint limitation rehabilitation device, and relates to the field of knee rehabilitation devices.The knee joint limitation rehabilitation device comprises a base and a mounting frame, a vertical rod is fixed to one side of the top of the base, a fixing frame is fixed to the end of the vertical rod, a transverse rod is movably mounted on one side of the vertical rod, and the transverse rod and the vertical rod are movably connected; a limiting rod is fixed to the end of the transverse rod, and a mounting frame is fixed to the top of the base. The problem that legs of a patient are inconvenient to place during use is solved, when the patient uses the device, the legs can be directly lifted and then transversely moved to be located above the base, then a rotating handle is rotated, a connecting block can be driven to move downwards according to the lead screw principle, and when the connecting block moves downwards, a pressing block is driven to move downwards; the two sets of transverse blocks are clamped on the two sides of the knees, when the air bags make contact with the legs, pressure on the legs can be reduced, so that leg pain is avoided, and when the legs of a patient are stressed to a certain degree, rotation of the rotating handles is stopped.

The utility model provides a kind of nail bed biopsy assembly, including main body, main body includes outer tube and inner core, outer tube includes outer tube head, and the lateral wall of outer tube head is equipped with outside hole, outside hole is towards the nail bed;Inner core includes inner core head, and inner core head includes inner core inner arc surface and inner core outer arc surface, the edge of inner core inner arc surface and the edge of inner core outer arc surface are connected, to form cutting part respectively at the two side edges of inner core inner arc surface and inner core outer arc surface, the distance between the edge of inner core inner arc surface and the edge of inner core outer arc surface gradually decreases from rear side to front side, and tissue accommodating part is formed on inner core inner arc surface;Inner core is rotationally arranged in outer tube, and inner core head is oppositely arranged with outer tube head, when inner core rotates relative to outer tube, the cutting part of inner core head is rotated and cut to nail bed through outside hole, and cut nail bed tissue is contained in tissue accommodating part, it is convenient and fast to use, small trauma and fast recovery.

This invention relates to a pressure measuring device that integrates nasal and esophageal pressure measurements, belonging to the field of medical device technology. This invention solves the problem of the high operational difficulty and time-consuming nature of existing devices that use two different devices to monitor esophageal and airway pressures separately. An esophageal tube, a cuff tube, a ventilation tube, and a nasal tube are all inserted into a nasal plug. The cuff is installed on the esophageal tube, and a first pressure sensor is connected to the other end of the cuff tube. A feeding hole is opened on the side wall of one end of the esophageal tube, and an air hole is opened on the esophageal tube near the cuff end. One end of the ventilation tube communicates with the air hole through the interior of the esophageal tube. A second pressure sensor is connected to one end of the nasal tube. Esophageal pressure is obtained through the first pressure sensor connected to the cuff, and nasal pressure is obtained through the second pressure sensor. Thus, a single device can simultaneously obtain the actual data of both esophageal and nasal pressures, effectively simplifying operation and shortening the operation time.

The utility model relates to medical instrument technical field in general, and more particularly to a kind of postoperative minimally invasive subcutaneous continuous drainage device, including puncture needle, drainage sheath, three-way valve, drainage tube and negative pressure drainage bottle, three-way valve includes first port, second port and third port, first port and second port coaxial arrangement, drainage sheath is connected with first port, puncture needle is inserted by second port and passes out from drainage sheath, negative pressure drainage bottle is connected with third port by drainage tube.The application is pierced by puncture needle, so that drainage sheath enters the wound part in body together, after reaching the wound part, the puncture needle is extracted from second port, since the puncture needle fills the drainage sheath when puncturing, the tissue debris can be avoided to block the drainage sheath, after extracting the puncture needle and leaving the drainage sheath, the drainage sheath can establish good suction passage, and simultaneously switch three-way valve, so that pus and blood water directly enter negative pressure drainage bottle along drainage tube from third port, avoid the leakage of drainage fluid caused by complicated disassembly and assembly.

The utility model relates to a system for eliminating, reducing, clearing and sucking sputum and treating waste sputum. The system comprises a sputum tank, a liquid medicine tank and a liquid tank. The inner cavity of the tank is connected with a positive-negative pressure air source, a water source and a sputum suction and drainage pipe. The device further comprises a foot switch, an electromagnetic valve, a pressure regulator, a controller, an electromagnetic vibrator, an expiration electromagnetic valve switch, a trachea cannula, a double-channel sputum suction tube and the like. According to the principle, during sputum excretion, resonance is generated during lung expiration of a patient by controlling the switching frequency of the electromagnetic valve and vibration of the vibrator in a timing mode, lung secretions continuously overflow, and the treatment effects of sputum excretion, inflammation diminishing and detoxification are achieved. During sputum suction, the sputum suction tube is inserted into a trachea and a bronchus within more than ten seconds, and a trace amount of liquid is used for reducing and clearing sputum and synchronously sucking sputum, so that the ventilation and oxygen supply effects are improved, and the sputum suction tube plays a crucial role in rescuing the life of a critically ill patient. Sucked sticky sputum is added with water, stirred and discharged into a sewage station, replacement and destruction of a sputum suction bottle are omitted, cross infection is prevented, and environment-friendly biological safety scientific management is facilitated.

This utility model provides a seat lumbar support adjustment mechanism, including: a seat body, an extension adjustment mechanism and an angle adjustment mechanism on the rear side of the seat body, and a lumbar support provided on the rear side of the seat body through the extension adjustment mechanism and the angle adjustment mechanism. Compared with the prior art, this utility model has the following beneficial effects: by setting the extension adjustment mechanism, the position of the lumbar support can be adjusted back and forth to provide more personalized lumbar support, accurately conforming to the physiological curvature of the lumbar spine, effectively adapting to the lumbar curve and sitting posture needs of different users, reducing the fatigue and pressure of the lumbar muscles when sitting for a long time, thereby improving overall comfort and preventing back pain. By setting the angle adjustment mechanism, the tilt angle of the lumbar support can be adjusted to dynamically conform to the natural curvature of the lumbar spine, further reducing back fatigue and discomfort caused by prolonged sitting.

The invention relates to an engineering strain for intestinal delivery of a GLP-1 / GIP dual-receptor stimulant and application thereof, the strain takes uracil nutrition deletion type saccharomyces boulardii as a chassis strain, and a polypeptide expression module is integrated in a genome of the chassis strain; the polypeptide expression module comprises a secretory signal peptide coding sequence and a polypeptide coding sequence fused with the secretory signal peptide coding sequence, and the polypeptide coding sequence codes polypeptide formed by connecting a plurality of glucagon-like peptide-1 repetitive units and a plurality of glucose-dependent insulinotropic polypeptide repetitive units in series; restriction enzyme cutting sites which can be cut by yeast endogenous protease are arranged between the adjacent repeating units, so that the polypeptide is cut in a Golgi apparatus or a secretion processing process, and mature GLP-1 agonist and GIP agonist are released. The strain can be orally taken, can continuously control the delivery of GLP-1 / GIP dual agonists in an accurate dosage manner, so that the obesity and metabolic disorder are effectively improved, and the administration compliance and safety are improved.

The utility model relates to spectacle frame technical field discloses a length adjustable spectacle frame, including spectacle frame main part, both sides of spectacle frame main part all are provided with connecting hinge, the spectacle frame main part is connected with the temple body through connecting hinge rotation, the utility model discloses length adjusting mechanism is provided with, and the fixing between fixed sleeve and length adjusting frame is conveniently completed, reaches the purpose that the temple length is easy to adjust and lock, avoids the problem that the glasses is easy to slip and shake because of the possible overlooseness, improves the compatibility, the comfort level and stability of glasses, can satisfy the use demand of different users, through being provided with connecting mechanism, the fixing between long half screw thread rod and short half screw thread rod is conveniently completed, ensures that first mounting block and second mounting block are connected stable, can reinforce the connecting position of temple body and fixed sleeve, improves the use stability of the utility model.

The invention belongs to the technical field of medical instruments, and particularly relates to a capsule type enteral nutrition tube band and a use method. Comprising a plurality of soluble capsules, the soluble capsules are connected in series through a nutrient canal belt, the nutrient canal belt is arranged in the soluble capsules in a curled and compressed mode, an X-ray-impermeable marker is arranged on the soluble capsule at the head end, liquid is contained in the soluble capsule at the head end, and the soluble capsule at the tail end is connected with an in-vitro port through the nutrient canal belt. According to the capsule type enteral nutrition tube belt, the capsule can be easily fed into the gastrointestinal tract only by being swallowed by a patient through drinking water. In the swallowing process, the capsule can smoothly pass through the esophagus along with water flow, enters the stomach and then reaches the intestinal tract. In the whole process, invasive operation does not need to be conducted on the nasal cavity or the oral cavity, pain caused by nasal cavity intubation is completely avoided, more comfortable and convenient intubation experience is provided for a patient, and the compliance of the patient during enteral nutrition support treatment is greatly improved.

The invention discloses a human epidermal growth factor temperature-sensitive sustained-release gel as well as a preparation method and application thereof, and belongs to the technical field of biological pharmacy. The preparation method of the human epidermal growth factor temperature-sensitive sustained-release gel comprises the following steps: S1, adding poloxamer and a thickening agent into purified water, and uniformly mixing to form a gel matrix; s2, respectively preparing a human epidermal growth factor solution and a chitosan-sodium tripolyphosphate colloid, and adding the human epidermal growth factor solution into the chitosan-sodium tripolyphosphate colloid for adsorption to obtain the chitosan-sodium tripolyphosphate colloid loaded with the human epidermal growth factor; s3, adding the chitosan-sodium tripolyphosphate colloid loaded with the human epidermal growth factors, a humectant and a stabilizer into the gel matrix, and adjusting the pH value. The gel can realize stable loading and controllable slow release of the human epidermal growth factor, so that the administration frequency and repeated administration operation are reduced, and the gel has important application value in treatment of refractory wounds.

The female metal catheter comprises a catheter body, a catheterization cavity and an air injection cavity are formed in the catheter body, a catheterization hole is formed in one end of the catheter body, a catheterization connecting pipe is arranged on the outer side of the other end of the catheter body, and the catheterization cavity, the catheterization hole and the catheterization connecting pipe are communicated; a ventilation window is formed in the position, close to the catheterization hole, of the outer side of the catheter body, an annular air bag is arranged at the position, corresponding to the ventilation window, of the outer side of the catheter body, and a connecting cavity is formed in the other end of the catheter body. The female metal catheter provided by the invention is made of a metal material, is high in strength and good in durability, is not easy to age and deform, can be stably used for a long time, and reduces the pain and inconvenience caused by frequent replacement of the catheter to a patient; a perfect urethral catheterization and air injection channel is provided, urethral catheterization is smooth, through the arrangement of the one-way valve, air backflow is prevented, stable expansion of the annular air bag is ensured, and the fixing effect is enhanced.

This utility model relates to a negative pressure radiofrequency handle, wherein the handle body includes a left handle shell and a right handle shell with identical structures. An inner liner ring is fitted at the tail end between the left and right handle shells. A screen assembly and control buttons are sequentially arranged at the upper end between them. An infrared temperature probe is inserted at the front end between them. A main control board and a handpiece core are arranged inside the lower end between them. A pressure sensor is installed on the main control board, and an infrared lens and an infrared lamp board are arranged inside the handpiece core. The tail is locked and screwed onto the tail of the handle body. A decorative ring is screwed and screwed onto the lower part of the handle body, and a magnet a is embedded in its lower surface. The treatment head is located directly below the decorative ring. Magnets b are embedded at the four corners of the upper surface of the bottom shell. A through hole is provided in the middle of the upper surface, and a treatment cavity is provided in the middle of the lower surface. Electrodes are provided on both sides inside the treatment cavity. An identification plate is located inside the bottom shell. This utility model has the advantages of multiple functions and good therapeutic effect.

A high-performance iron art chair comprises a chair seat, a chair back, handrails, a movable plate, gears, a supporting plate and a pulling plate, the upper portion of the chair seat is connected with a cushion, the lower portion of the chair seat is connected with chair legs, the chair legs are connected with reinforcing rods, the chair seat is provided with the chair back, the inner side of the chair back is connected with a back cushion, the outer side of the chair back is connected with the movable plate, bearing plates are arranged on the two sides of the movable plate, and the bearing plates are connected with the handrails through movable shaft rods. The movable shaft rod is sequentially connected with a handrail and a bearing plate, the handrail rotates on the movable shaft rod, fixed plates are arranged on the two sides of the chair back, the fixed plates are connected with supporting plates, the supporting plates are attached to the movable plate, supporting plate grooves are formed in the two sides of the movable plate, the supporting plate grooves are matched with the supporting plates, and the supporting plates are connected with the supporting plate grooves.

This invention proposes an intelligent pair of underwear and a method for detecting and assessing the risk of gynecological complications in diabetic patients, relating to the field of diabetic gynecological disease detection. The intelligent pair of underwear for detecting and assessing the risk of gynecological complications in diabetic patients includes an underwear body and a terminal. The crotch area of ​​the underwear body is equipped with several sensors for collecting data on the patient's vaginal pH, blood glucose, lactic acid bacteria content, and pathogenic bacteria content in secretions, as well as a processor. The processor analyzes the patient's gynecological disease risk based on the patient's vaginal pH, blood glucose, lactic acid bacteria content, and pathogenic bacteria content. The terminal provides corresponding diagnostic and treatment suggestions based on the patient's gynecological disease risk index. This invention addresses gynecological complications caused by hyperglycemia in diabetic patients, thereby reducing the probability of these complications.

This invention discloses a nose pad for eyeglasses and eyeglasses, relating to the field of eyeglasses technology. The nose pad comprises a flexible body, which includes two separately arranged flexible shells along its thickness direction. The two flexible shells are an inner contact shell and an outer support shell, respectively. The inner contact shell and the outer support shell are connected and enclosed to form a cavity, which is filled with a cushioning material. The side of the inner contact shell facing away from the outer support shell is used for contact with the wearer's skin. The technical solution of this invention uses two separately arranged flexible shells combined to form a flexible body, with a cavity formed between the two shells and filled with a cushioning material. This allows the flexible body to effectively distribute the pressure of the nose pad on the bridge of the nose, reducing local pressure and the hardness of the nose pad. This avoids the pain and discomfort caused by excessive hardness in traditional nose pads, improving comfort during long-term wear. Simultaneously, the nose pad can deform appropriately during wear, automatically conforming to different nose shapes and adapting to different individual needs.

The utility model relates to the technical field of inflatable cushions, and particularly discloses an anti-bedsore inflatable cushion with a turning-over function, which comprises an air cushion, a turning-over assembly is arranged on the air cushion, the turning-over assembly comprises a second cushion body arranged on the air cushion, the second cushion body comprises a bag area, the bag area is used for being inflated to stop a bearing person from turning over, the second cushion body in the turning-over assembly arranged on the air cushion and the bag area of the second cushion body are inflated to stop the bearing person from turning over, and the key function of turning over is achieved. When the bag area is inflated and swelled, the air cushion can generate pushing and supporting force on the body of a person lying on the air cushion and accurately act on the part, needing to be turned over, of the human body, the bag area can be inflated at regular time or according to requirements, a patient is helped to change the contact part of the body and the bed surface at regular time, the pressed part is decompressed and relaxed in time, and the patient feels comfortable. The occurrence rate of bedsore which is a common bedridden complication is reduced, the pain of a patient and the subsequent treatment burden are relieved, and the bedridden comfort of the patient can be improved.

This utility model discloses a medical expander with a locking function, which includes a first expander rod and a second expander rod, the middle parts of the first expander rod and the second expander rod are hinged to each other, one end of the first expander rod and the second expander rod are respectively provided with a first expander part and a second expander part, the other end of the first expander rod and the second expander rod are opened by a spring plate and the first expander part and the second expander part are brought closer together, and a locking mechanism is provided between the first expander rod and the second expander rod to drive the spring plate to bend and to move the first expander part and the second expander part away from each other; in use, the first expander part and the second expander part are expanded by manual pressing, and the expansion state of the first expander part and the second expander part can be limited and fixed by rotating the cylindrical bolt head. It is easy to operate, and the expansion state can be finely adjusted within a certain range by the cylindrical bolt head, which improves its practicality and facilitates the smooth progress of subsequent surgery.

The utility model discloses a fixing device of a thoracic cavity closed drainage tube, which comprises a fixing patch which is a sticking sheet, and is characterized in that a support block is arranged in the middle of a non-sticking surface of the fixing patch, an arc-shaped tube groove is arranged at the upper part of the support block, the upper end of the arc-shaped tube groove is higher than the upper edge of the fixing patch, and the arc-shaped tube groove extends towards the lower edge of the fixing patch. Velcro tapes are arranged at the lower ends of the arc-shaped pipe grooves. The arc of the arc-shaped pipe groove is a quarter arc. The supporting block is made of plastic. And the supporting block is fixedly connected with the fixing tape and the magic tape. According to the fixing device of the thoracic cavity closed drainage tube, the drainage tube is clamped in the arc-shaped tube groove and extends downwards in an arc shape, the drainage tube does not bend excessively, drainage is smooth, the drainage tube is fixed together with the hook-and-loop fastener, the drainage tube cannot shake front, back, left and right, and pain caused by disturbance of an incision can be avoided.

The utility model relates to medical instrument technical field, concretely relates to a kind of anti-drop fixing device for medical intubation, comprising: flexible belt, fixed component, limiting component, flexible belt is used to set in human brain, and flexible belt is close to the setting of buffer pad in the back of human body, the both ends of flexible belt are located in the side of human brain, and one end of flexible belt is provided with hook face, and the other end of flexible belt is provided with hair face, and the both ends of flexible belt are detachably connected by hook face and hair face, fixed component is set on the side of flexible belt away from buffer pad, fixed component is set correspondingly to nasal cavity, and the side wall of fixed component is fixedly connected with flexible belt, fixed component is used to be connected with intubation, the top of fixed component is provided with a plurality of concave points, the bottom of one end of limiting component is provided with the convex point matched with a plurality of concave points, limiting component is connected with the plurality of concave points on fixed component by a plurality of convex points, and the other end of limiting component is adhesively connected with intubation, and it is important tool to improve medical quality and safety.

The utility model provides a kind of leisure shoes of strengthening formula outside shoe sole, including shoe sole and vamp, the same end of shoe sole and vamp is shoe tip part, shoe palm part, shoe bow part and heel portion in turn to another end, the same side of shoe sole and vamp is outside, the other side is inside.The utility model by above-mentioned structure, by setting reinforcing assembly and buffer protruding strip on the base body of shoe sole, the shoe head reinforcing plate of reinforcing assembly, first shoe palm reinforcing plate, second shoe palm reinforcing plate, shoe bow reinforcing plate, first heel reinforcing plate and second heel reinforcing plate can all play the role of increasing protection to the outside of the shoe tip part, shoe palm part, shoe bow part and heel portion corresponding to base body, and under the cooperation of buffer protruding strip, it can buffer shoe sole in advance, to improve the buffering effect of shoe sole, to prevent pain when being impacted, foot part;By the setting of anti-skid boss, the anti-skid effect of base body can be guaranteed.