25 results about "Blood circulation disorder" patented technology

The invention relates to the technical field of active artificial limbs, in particular to a bionic artificial limb with a knee-ankle linkage function. Comprising a fixing frame, a receiving cavity is connected to the fixing frame, first air bags are arranged on the inner side of the receiving cavity at intervals, clamping blocks are connected to the first air bags at intervals, air escape valves are arranged on the first air bags, an air conveying mechanism is arranged on the fixing frame, and the air conveying mechanism is used for alternately conveying air into the different first air bags. The first air bags with the clamping blocks are combined with the air conveying mechanism, so that the first air bags can be alternately expanded and deflated, intermittent fixation and relaxation of limbs are achieved, blood circulation disorder caused by long-time continuous compression of a traditional rigid or semi-rigid receiving cavity is effectively avoided through the dynamic adjusting mode, and the medical treatment effect is improved. The probability of occurrence of complications such as skin irritation, redness and swelling and even pressure sores is remarkably reduced, and the wearing comfort and safety are improved.

Provided is a traction device for lower limb fracture, which comprises: a supporting assembly (10), the supporting assembly (10) comprising a driving assembly (15); a vertical support (20), the vertical support (20) being connected to the supporting assembly (10); a traction assembly (30), the traction assembly (30) being sleeved on the vertical support (20); and a telescopic rod (40), one end of the telescopic rod (40) being connected to the supporting assembly (10), and the other end thereof being connected to the traction assembly (30). The traction device has the following advantages: enabling unified synchronous adjustment of the supporting assembly (10) and the traction assembly (30) and thereby allowing precise adjustment of the traction force, thus guaranteeing ideal alignment and positioning during reduction of fracture; satisfying individualized patient needs in the using process and preventing complications caused by long-time traction; and allowing height and angle to be adjustable, so that the device's applicability across populations is expanded, complications such as a local blood circulation disorder caused by extended use can be prevented, and meanwhile, the supporting effect and the patient comfort are also improved.

The invention relates to the technical field of monitoring restraint, and particularly discloses an intensive care restraint device and a using method thereof.The intensive care restraint device comprises an abdomen restraint strap, the abdomen restraint strap surrounds the waist of a patient for binding, the abdomen restraint strap is sleeved with a binding strap, and the two sides of the binding strap are connected with connecting straps through adjusting buckles; shoulder restraint straps are arranged outside the binding strap in a crossed manner; the device further comprises a pressure sensor, the pressure sensor monitors the extrusion pressure change in real time and is used for judging the dysphoria degree of the patient, the pressure sensor is arranged at the intersection of the shoulder restraint strap to monitor the extrusion pressure change when the patient struggles in real time, and a motor in the control assembly is combined to drive a screw transmission mechanism to drive the patient to move. When the patient moves restlessly, the restraint strap is automatically tightened to prevent struggling off or accidental extubation; after the patient is calm, the patient is gradually relaxed and constrained, complications such as blood circulation disorder and pressure sores caused by long-term excessive constraint are effectively avoided, and medical safety and patient comfort are both considered.

The present invention relates to a composition including a complex mineral fermented extract of biotite and bentonite as an active ingredient for anti-inflammation and blood circulation improvement, and a use thereof. The mineral complex fermented extract of biotite and bentonite in the present invention exhibits no cytotoxicity, effectively suppresses nitric oxide (NO) production and the expression of iNOS and COX-2 genes involved in inflammation, enhances vascular endothelial cell motility to promote angiogenesis, and inhibits platelet aggregation in a dose-dependent manner by suppressing the production of thromboxane B2, and thus can be advantageously used for the purposes of medicines, quasi-drugs, health functional foods, cosmetics, and the like for alleviating inflammation, improving blood circulation, and inhibiting thrombus production.

The invention discloses a portable patient limb restraint device in the technical field of medical auxiliary instruments, the portable patient limb restraint device comprises a base, a bed body and a plurality of restraint straps, the bed body is mounted on the base, a plurality of buffer assemblies are distributed at the bottom of the bed body in a linear array mode, and the ends, close to the edge of the bed body, of the buffer assemblies are detachably connected with the restraint straps; a plurality of adjusting assemblies in one-to-one correspondence with the buffer assemblies are distributed on the surface of the bed body in a linear array manner; the buffering assembly is used for buffering and limiting the restraint strap based on the negative pressure and the elastic effect; the adjusting assemblies are used for lifting through movement of the corresponding buffering assemblies, and the supporting point positions of the corresponding restraint straps are changed. Through the negative pressure and elastic design of the buffering assembly, the pulling force generated by pulling the limbs of a patient can be effectively buffered, sudden increase of the compression force of the restraint strap is avoided, and skin injuries and blood circulation disorders are reduced; the adjusting assembly can flexibly adjust the restraint strap supporting point position according to the limb state of the patient, and restraint comfort and adaptability are improved.

The invention relates to the field of medical auxiliary instruments, in particular to an auxiliary device for preventing lower limb thrombus and foot drop. The problems of lower limb blood circulation disorder, foot drop and heel pressure sores of long-term bedridden patients are solved. The device comprises a foot moving mechanism, a bearing part and a massage part, the foot moving mechanism drives a foot sole to rotate through a motor, and passive bending and stretching of the foot sole are achieved through the magnetic interaction of a movable magnet and a fixed magnet set; the bearing part is provided with a heel accommodating groove and a heel tendon supporting ridge structure, so that the heel pressure is effectively dispersed; the massage part automatically triggers alternate work of a lifting air bag and a massage air bag through movement of the shank through a pneumatic transmission mechanism, and intermittent lifting of the heel and cyclic massage of the shank are achieved. The device can synchronously maintain the motion range of ankle joints, promote blood circulation of lower limbs and relieve heel pressure, and has the advantages of being high in automation degree, high in adaptability, safe and comfortable.

This invention relates to the field of medical data mining technology, specifically to a system for assessing eye muscle fatigue in myasthenia gravis based on infrared thermal imaging. First, the degree of blood circulation impairment is determined based on the temperature changes of pixels in various directions within a speckled region. Then, based on the number of speckled regions and the concentration of hot spots, a speckled region influence value reflecting local blood circulation and metabolic abnormalities is determined. Next, combining the degree of blood circulation impairment, the speckled region influence value, and the speckled region distribution, a comprehensive reference degree of eye muscle fatigue is determined. Furthermore, considering the distribution of speckled regions under the influence of grease, the degree of blood circulation impairment, and the characteristic that the reference degree of eye muscle fatigue typically does not change, a corresponding grease influence value is determined. Thus, combining the reference degree of eye muscle fatigue and the grease influence value allows for a more accurate determination of the eye muscle fatigue assessment value, resulting in better assessment of eye muscle fatigue in myasthenia gravis based on this value.

The utility model discloses a kind of electric wheelchair with auxiliary lower limb exercise function, it is related to electric wheelchair technical field, including electric wheelchair body, further include placing plate, placing plate is fixedly installed below electric wheelchair body, the front side of electric wheelchair body is rotatably installed with two supporting leg plates, the double legs of user who is sat on electric wheelchair body can be supported by supporting leg plate, reciprocating component for driving supporting leg plate to move is installed between placing plate and supporting leg plate, two supporting leg plates can be driven by reciprocating component with its and electric wheelchair body rotatable installation place as center synchronous or asynchronous swing, so as to drive the double legs of user can be in use electric wheelchair body Also can realize the activity exercise of lower limb, so as to can reduce the electric wheelchair body in prior art in the complication of lower limb muscle atrophy, joint stiffness and blood circulation disorder and muscle degradation etc. caused by user long-term sitting in use.

To provide a device for effectively improving a blood circulation disorder with a simple configuration, and a method for effectively improving the blood circulation disorder.SOLUTION: There are provided a feed pump 12 for feeding any one of air, oxygen, and ozone and water, a gas-liquid mixing tank 14 for mixing any one of air, oxygen, and ozone fed by the feed pump 12 and water, a bubble generation nozzle 16 for converting gas-liquid mixed water obtained by mixing in the gas-liquid mixing tank into micro-nano bubble water containing micro-nano bubbles, a bathtub 23 for storing the micro-nano bubble water, and a drainage pump 25 for discharging the micro-nano bubble water in the bathtub.SELECTED DRAWING: Figure 1

The invention relates to the technical field of external fixator for fracture, in particular to an external fixator for chest fracture. According to the technical scheme, the device comprises two fixing plates and further comprises a plastic module installed in the fixing plates, a plurality of elastic flexible plates are installed on the plastic module, the plastic module changes the bending degree of the flexible plates at different positions according to the contour of the human body, and the plastic module fixes the deformed flexible plates. According to the invention, the shaping plate is effectively prevented from applying extra pressure to the human body, so that the human body is prevented from being locally pressed, the comfort of a patient is effectively improved, and compression pain, numbness and even blood circulation disorder caused by excessive local pressure are prevented.

A tracheotomy catheter comprises a fixed wing and a catheter body, the fixed wing is arranged at the outer end of the catheter body, the inner end of the catheter body is movably sleeved with a movable installation sleeve, the movable installation sleeve is provided with an air bag structure, and the upper side of the movable installation sleeve is connected with a telescopic secretion suction pipe opening structure and a movement control device. The air bag structure is further connected with an air inflation device through an air inflation pipe structure, and the telescopic secretion suction pipe opening structure, the movement control device and the air inflation pipe structure all penetrate through the fixing wings along the outer wall of the catheter body. According to the tracheotomy catheter indwelling for a long time, the air bag is prevented from pressing the fixed position of the trachea wall for a long time, and the surface of the air bag is prevented from being adhered to the trachea wall, so that the clinical problems of tracheal mucosa blood supply disorder, local ulcer, avascular necrosis or perforation, even esophagus erosion and the like are completely avoided; and the upper respiratory secretions can be completely extracted and discharged.

The invention provides an eye protection patch for promoting blood circulation and relieving muscular soreness and a preparation method of the eye protection patch, and relates to the technical field of eye protection nursing. The eye protection patch comprises a base material layer, a drug sustained-release layer and a protective film layer, the drug sustained-release layer is loaded with a composite active component, and the composite active component is formed by compounding a traditional Chinese medicine extracting solution, a penetration enhancer, an antioxidant and a humectant according to a specific proportion; the traditional Chinese medicine extracting solution is prepared from multiple traditional Chinese medicines such as angelica sinensis, salvia miltiorrhiza, mint and chamomile through a gradient extraction process, and the traditional Chinese medicines can synergistically play roles in dilating blood vessels, promoting eye blood circulation and inhibiting release of inflammatory factors; the penetration enhancer accelerates the transdermal absorption of the active components by improving the permeability of the skin cuticle; and the antioxidant and the humectant can maintain the stability of the active ingredients and prolong the duration of the drug effect. According to the eye protection patch, through the synergistic effect of multiple components, eye muscle soreness, dryness and fatigue can be rapidly relieved, eye blood circulation disorder is improved, and the eye protection patch is suitable for daily eye protection nursing of people using eyes for a long time.

The invention discloses a multifunctional adjustable nursing bed for cerebral apoplexy nursing, and relates to the technical field of nursing equipment, the multifunctional adjustable nursing bed comprises a bed base frame, a rotating bed frame is rotatably connected to the bed base frame through a rotating shaft, an upper body bed frame is rotatably connected to the top of the rotating bed frame, and top column bed frames are rotatably connected to the two sides of the rotating bed frame and are frame-shaped; the top column bed frame can rotate to be horizontally or vertically fixed to the bed base frame, a suspension device is arranged on the top column bed frame and connected with the half-body bed frame, a thigh bed frame is rotationally connected to the bottom of the rotating bed frame, and a shank bed frame is rotationally connected to the side, away from the rotating bed frame, of the thigh bed frame. Through cooperation of the upper body bed frame, the thigh bed frame and the shank bed frame which are rotationally connected with the rotating bed frame, the angle of each bed frame can be manually adjusted, so that the lying posture of a patient is changed, and blood circulation disorder caused by long-time compression when a certain part of the body lies down is avoided; soft tissue ulceration and even necrosis caused by local continuous ischemia, hypoxia and malnutrition.

According to the skin flap transplantation post-operation blood supply disorder monitoring patch and the processing method thereof, tissue blood oxygen and temperature sensing functions are integrated, and the self-adaptive application design and the two-parameter fusion algorithm are combined, so that all-position non-invasive adaptation and two-parameter fusion precise early warning of a skin flap area are achieved, and the skin flap transplantation post-operation blood supply disorder monitoring patch and the processing method thereof are provided. On the basis of reserving the core monitoring function, the adaptability, cost control and reusability of different parts are optimized, a complete patch type monitoring solution is formed, the defect that an existing blood circulation disorder monitoring technology is low in application value in many aspects is effectively overcome, and the application range of the blood circulation disorder monitoring technology is widened. The method can provide high-quality blood supply disorder monitoring service for patients after flap transplantation, and has remarkable clinical application value and industrial transformation potential.

The invention relates to the technical field of medical instruments, in particular to a fracture fixing device for orthopedic treatment. Comprising a mold, the mold is connected with a first binding band and a second binding band, the first binding band and the second binding band are used for limiting the feet of a patient, and inserting buckles are arranged between the first binding band and the mold and between the second binding band and the mold. An arc-shaped air bag and a ventilation system are arranged in the device, alternate fixation and relaxation of an affected limb can be achieved through periodic inflation and deflation, blood circulation disorder caused by long-time continuous compression is avoided, meanwhile, a built-in air outlet frame is matched with an air conveying mechanism, fresh air can be introduced at regular intervals, the ventilation performance in the device is enhanced, and the device is convenient to use. The device is provided with an adjustable supporting seat and a sliding plate structure, the device is fixed to the thigh through a third bandage, the patient can walk by using the structure as a fulcrum in the later period of rehabilitation without depending on a walking stick or a wheelchair, and the independent activity capacity and the living quality of the patient are greatly improved.

The present invention relates to the field of active prosthetic technology, and in particular to a bionic prosthesis with a knee-ankle linkage function. It comprises a fixing frame, a receiving cavity connected to the fixing frame, first airbags arranged at intervals on the inner side of the receiving cavity, clamping blocks connected at intervals on the first airbags, an air release valve arranged on the first airbags, and an air supply mechanism arranged on the fixing frame, the air supply mechanism being used to alternately input air into different first airbags. The present invention combines a first airbag with a clamping block with an air supply mechanism, so that multiple first airbags can be alternately inflated and deflated, thereby achieving intermittent fixation and relaxation of the limbs. This dynamic adjustment method effectively avoids the blood circulation disorder caused by long-term continuous compression of traditional rigid or semi-rigid receiving cavities, significantly reduces the probability of complications such as skin irritation, redness and swelling, and even pressure sores, and improves the comfort and safety of wearing.

The present invention belongs to the technical field of midline catheters. A mini midline catheter fixator disclosed by the present invention includes a cylindrical housing, and further includes a massage and fixation assembly disposed on the cylindrical housing and a catheter fixation assembly disposed on one side of the massage and fixation assembly; integrating a single air pump and a gas flow pipeline, realizing semi-automatic operation of the device. The air pump system can adapt to the thickness of the patient's arm by alternately inflating the airbag, thus easily fixing the device, while avoiding blood circulation disorders caused by long-term compression. In addition, this design can also provide a massage effect on the arm, effectively solving the problems of manual adjustment and fixation and long-term skin compression in the prior art. The function of the air pump is also reflected in being able to push a medical cotton pad to cover the puncture site to protect the wound from external contamination. By replacing the medical cotton pad, the fixator realizes reusability, overcoming the problem of resource waste caused by the disposable use of the fixator in the prior art.

The utility model relates to the technical field of nursing, and discloses a turn-over device for old people nursing, which comprises a base, a turn-over component is arranged in the base, a positioning component is arranged in the base, the turn-over component comprises a rectangular through hole, the inside of the base is rotatably connected with a rotating rod, and the rotating rod is rotatably connected with the positioning component. And the outer side of the rotating rod is fixedly connected with an overturning plate, the interior of the base is fixedly connected with a double-shaft servo motor, and an output shaft of the double-shaft servo motor is fixedly connected with a rotating shaft. According to the turning-over device for nursing the old people, the old people are moved to a second soft cushion from a first soft cushion, a double-shaft servo motor is started to drive a rotating shaft to rotate forwards, and under transmission of a second transmission wheel, a belt and a first transmission wheel, a rotating rod drives a turning-over plate to rotate forwards; the old on the second soft cushion fixedly connected with the turnover plate can be driven to turn over, so that the risks of blood circulation disorder, increased pressure sores, lower limb deep vein embolism and the like of the old due to the fact that the old keep the same posture for a long time are avoided.

The invention relates to the field of affected limb fracture splint equipment, in particular to an orthopedic splint mounting and fastening device, and provides the orthopedic splint mounting and fastening device aiming at the problems in the prior art, the orthopedic splint mounting and fastening device comprises two clamping suites which are connected with each other and can adjust the distance and the connecting angle, and the clamping suites are used for clamping and fixing an affected limb; the clamping suite comprises two sets of clamping units which are in butt joint with each other and can be detached, the clamping units are of an arc-shaped structure, the diameter of each clamping unit can be changed, gradual adjustment and real-time locking of clamping force can be achieved, data are fed back by combining a pressure sensor on a clamping pad, medical staff can accurately control the magnitude of fastening force, and the clamping force can be accurately adjusted. The pressure is ensured to be uniformly distributed on the surface of an affected limb, complications such as skin damage and blood circulation disorder caused by overlarge local pressure are effectively avoided, and the treatment safety is remarkably improved.

The invention provides an auxiliary restraining pediatric nursing infusion device which comprises a shell, a restraining assembly is arranged on the upper portion of the shell, a fixing assembly is arranged at the bottom of the shell, a mounting groove is formed in the end of the shell, a through groove and multiple sets of through holes are formed in the shell, a movable block is slidably arranged in the mounting groove, and multiple sets of massage parts are eccentrically arranged in the through holes. A driving mechanism is arranged on the movable block and is connected with the plurality of groups of massage parts, so that the sliding of the movable block is converted into driving the massage parts to rise and protrude out of the through holes and driving the plurality of groups of massage parts to revolve and rotate. And two groups of pressing blocks which are oppositely arranged are hinged in the through groove, and the pressing blocks are connected with the movable blocks through linkage mechanisms. The device can drive a plurality of groups of massage parts to revolve and rotate to massage the palm of a patient, and can drive two groups of pressing blocks to rotate relatively to press the wrist, so that discomfort caused by blood non-circulation after the hand is restrained and fixed for a long time is effectively prevented, and psychological impatience of children is reduced.

The utility model discloses a moldable hydropathic compress device for postoperative blood circulation disorder of a hand trauma patient, which relates to the field of medical instruments and comprises a support tube, a universal tube and a moldable guide rail capable of shaping according to a wound surface, one end of the universal tube is integrally connected with the support tube, and the other end of the universal tube is fixedly provided with a fixing clip; the fixing clamp is arranged on the base, the moldable guide rail is arranged in the fixing clamp, a plurality of sliding pieces are arranged on the moldable guide rail, and the sliding pieces can slide along the moldable guide rail, so that the moldable guide rail is bent and molded according to the shape of a wound surface, and the positions of the sliding pieces are adjusted one by one; according to the multi-channel infusion tube, the infusion branch tubes of the multi-channel infusion tube respectively correspond to different wound positions, so that wet compress treatment can be more accurately carried out on a wound surface, heparin or papaverine solution is dripped onto the wound surface through the multi-channel infusion tube, the purpose that the surface of the wound surface is continuously infiltrated by medicine is achieved, meanwhile, the frequency of manual medicine administration is reduced, the treatment efficiency is improved, and the wound surface treatment cost is reduced. Therefore, blood circulation is promoted.

The utility model discloses a multifunctional personalized hand restraint device relates to hand restraint device technical field, include: glove, its wrist department outer periphery is equipped with detachable restraint band, and the restraint band far end is integrated with the buckle of disease bed guide rail adaptation, be located the annular pressure regulating subassembly of glove wrist department inner surface, including the first annular air bag of distribution along the circumference and the arc -shaped support block of embedding in the air bag outer wall, first annular air bag is communicated with external gas source through the gas guide pipeline, the hard support plate that extends from the arc -shaped support block to the palm center direction, the utility model through the inflation and deflation of first annular air bag and second annular air bag, realize the segmented rest of wrist and finger, satisfy the personalized demand of finger and wrist department size restraint, avoid not to be fixed in place or too tight and cause blood circulation disorder, effectively prevent the extubation event of patient hand movement excessive result, improved the security and effectiveness of restraint.

The utility model discloses a lower limb braking and foot drop prevention device which comprises a bottom supporting piece and a leg supporting piece, the bottom supporting piece is used for supporting feet, the leg supporting piece is used for supporting legs, the bottom supporting piece is rotatably connected to the leg supporting piece, a connecting piece is arranged on the back face of the bottom supporting piece, and the connecting piece is used for fixedly connecting the bottom supporting piece to a bed. The foot is placed in the bottom supporting piece, one end of the restraint strap is bound to the connecting piece, and the other end of the restraint strap is bound to the bed tail, so that the restraint strap is not bound to the foot, blood circulation disorder of the foot and lower limbs connected with the foot is avoided, skin damage is avoided, compression on the lower limbs can be relieved, and the risk of blood circulation blocking is reduced; therefore, the occurrence of limb swelling and pain is reduced; the leg supporting piece supports the leg, the bottom supporting piece and the leg supporting piece are rotatably connected, so that a fixed angle can be formed between the foot and the leg, foot drop caused by long-time use of the restraint strap is prevented, and the device can be adjusted according to specific conditions of a patient.

The utility model discloses an operation mattress capable of adjusting the pressure of the operative position of a patient, which comprises a head pillow part, a back pillow part and a leg pillow part, a plurality of uniformly distributed main air bags are arranged in each pillow part, a secondary air bag group is arranged beside the main air bags, the secondary air bag group comprises a plurality of auxiliary air bags distributed around the main air bags, and the auxiliary air bags are connected with the main air bags. A first pressure sensor is arranged at the position, corresponding to the main air bag, of the upper portion of each pillow portion, the operation mattress further comprises an air supply mechanism connected with the main air bag and the auxiliary air bag and a control system, and local body pressure changes of a patient can be accurately sensed through the first pressure sensors in combination with the real-time detection and control system. When the pressure value reaches a preset threshold value, the system actively inflates the secondary air bag group to disperse the pressure of the main air bag; and if the pressure exceeds a limit value, the main air bag is quickly deflated, and the secondary air bag is inflated to form a higher support area, so that blood circulation disorder caused by long-time compression of local tissues is remarkably reduced, and the probability of occurrence of pressure sores in an operation is fundamentally reduced.

The invention belongs to the technical field of medical instruments, and particularly relates to a chest catheter anti-falling fixing device integrated with pressure sensing, which comprises a hollow mounting plate, a silicone pad is adhered to the lower surface of the hollow mounting plate, and a warning indicator, a PLC microcontroller and a reset button are fixedly mounted on the side wall of the hollow mounting plate in sequence. The device further comprises a clamping and fixing assembly, a stress feedback assembly, two elastic assemblies and a bandage, and the clamping and fixing assembly is connected with the hollow mounting plate through the stress feedback assembly. Rapid non-pressing type fixing of the chest catheter can be achieved based on the pipe fitting protruding structure, the shape of the pipe is maintained, the situation that gas and liquid discharging is affected due to extrusion deformation is avoided, external force dragging can be monitored in real time, the fixing force of the hollow mounting plate is dynamically improved, the chest catheter is prevented from shifting, and meanwhile the binding belt is regularly adjusted to be loosened to be matched with the hollow mounting plate for ventilation; and blood circulation disorder and pressure sore risks caused by long-term compression of local skin are effectively avoided.