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47results about How to "Impact recovery" patented technology
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Auxiliary stent for puncture
InactiveCN111658048AImprove comfortAvoid stiffness or discomfortSurgeryNursing bedsSplint deviceEngineering
The invention discloses an auxiliary stent for puncture, and relates to the technical field of auxiliary stents for medical hemostatic balloons. Specifically, the auxiliary stent comprises a clampingplate, a fixed tube sheet and a hemostatic balloon, wherein a first threaded mouth is formed in the bottom of the clamping plate, a first threaded rod penetrates the interior of the first threaded mouth, and a fixing clamping plate is connected to the top of the first threaded rod; a second threaded mouth is formed in the top of the clamping plate, a second threaded rod penetrates the interior ofthe second threaded mouth, and a bearing is connected to the inner end of the second threaded rod; and the fixed tube sheet is fixed to the top of a connecting piece, and the hemostatic balloon is arranged inside the fixed tube sheet. According to the auxiliary stent for puncture, a lower pressing plate can be lifted vertically so as to adjust the distance between the lower pressing plate and thebottom of the inner wall of an arm placing tube, arms of different thickness and size can be clamped conveniently through the arrangement, an observation skylight is formed in the middle of the arm placing tube, the observation skylight can be used for observing the situation of the puncture site of the arms in real time, and meanwhile air circulation inside the arm placing tube can be maintainedconveniently.
Owner:孙利平
Simple respirator capable of adjusting air-blowing depth
The invention discloses a simple respirator capable of adjusting air-blowing depth. The simple respirator comprises a respiratory mask, an airbag and an oxygen storage bag, wherein a limiting block isfixedly arranged on the outer side, close to embedding holes, of an airbag box; a push plate is movably arranged on one side, far away from a connection hole I, of the airbag box; the airbag is connected with the respiratory mask through a respiratory tube; the airbag is connected with the oxygen storage bag through an oxygen connecting tube; the limiting block comprises a fixed block and a movable clamping block; a stop block is movably connected with the fixed rod; the fixed rod is fixedly connected with a reset rod; and an embedding rod and a limiting rod are fixed to the movable clampingblock. According to the simple respirator capable of adjusting the air-blowing depth disclosed by the invention, the pressure against the airbag can be adjusted and limited according to situations ofpatients, accurate quantification is achieved, over-high or over-low pressure caused by a manual operation is avoided, and the recovery of a breathing function of a patient is not affected; moreover,an airbag strap is arranged on an oxygen mask and can be tightly adhered with faces of the different patients, so that air leakage during oxygen supply is reduced.
Owner:吴刚
Bone joint motion rehabilitation assistance device and method
ActiveCN108743238AExpand the scope of activitiesSolve the poor effect of surgeryChiropractic devicesFractureBones jointsEngineering
The invention provides a bone joint motion rehabilitation assistance device and a method. The device comprises arm fixing plates, rotation rings, first transmission rods, rotation unit housings, second transmission rods, rotation buttons, control slide plates, and screws, wherein the arm fixing plates are cylindrical; the rotation rings are connected with the arm fixing plates; one end of each first transmission rod is fixedly connected with each rotation ring one end of each rotation unit housing is fixedly connected with the other end of each first transmission rod; one end of each second transmission rod is connected with the other end of each rotation unit housing; the rotation buttons are arranged on the outer sides of the rotation unit housings; and the control slide plates are arranged on the rotation buttons. The device solves the technical problems of a poor operation effect and slow recovery due to nerve damage, amyotrophy, synarthrophysis, stiffness and the like caused by postoperative motion incapability of a patient, and achieves technical effects of enlarging a motion range of the patient, assisting patient in bone joint motion recovery and accelerating a recovery rate.
Owner:贾晓慧 +2
Postoperative walking aid for orthopedics department
InactiveCN109316319AImpact recoveryReduce external forceWalking aidsOrthopedic departmentEngineering
The invention discloses a postoperative walking aid for the orthopedics department. The walking aid comprises a walking aid frame, a hand-held frame arranged on the walking aid frame, a supporting legset connected with the walking aid frame, walking wheels capable of moving up and down are respectively arranged on the supporting leg set and land placing pieces covering the walking wheels. When pressure on the supporting leg set is relieved, the running wheels extend out of the lower portions of the land placing pieces and make contact with the ground. The walking wheels and the land placing pieces are arranged on supporting legs, it is ensured that in the walking process, the walking aid frame always support a patient, the phenomenon that all the supporting legs are away from the ground cannot occur, the stress of the legs of the patient is effectively reduced, and the possibility that the bearing force of the legs influences recovery is reduced.
Owner:LISHUI PEOPLES HOSPITAL
Auxiliary heating device for infusion
ActiveCN113384780AImprove comfortAvoid enteringIntravenous devicesTherapeutic coolingEngineeringInfusion solution
The invention discloses an auxiliary heating device for infusion, and belongs to the field of medical treatment. The auxiliary heating device for infusion comprises a housing with a rightward opening, a containing groove is arranged in the upper end of the housing, a left semicircular shell is fixedly connected to the upper end of the housing, a right semicircular shell corresponding to the left semicircular shell is connected to the side wall of the left semicircular shell through rotation of a rotating hinge, and electric heating wires are fixedly installed in the inner wall of the left semicircular shell and the inner wall of the right semicircular shell correspondingly. Magnets are arranged on the opposite side walls of the left semicircular shell and the right semicircular shell, a device groove is arranged in the inner bottom of the housing, isolation cloth is fixedly connected to an upper end opening of the device groove, a blood activating mechanism matched with the isolation cloth is arranged in the device groove, and a ventilation heating mechanism connected with the blood activating mechanism is arranged on the side wall of the housing. According to the auxiliary heating device for infusion, an infusion tube can be heated, the comfort degree of a patient during infusion in winter is greatly improved, the hand of the patient can be locally massaged, and the situation that the hand of the patient is limp and numb is reduced.
Owner:上海泛洲医疗科技有限公司
Breast-feeding seat for obstetrics and gynecology
InactiveCN110200432ALabor savingHeight adjustableStoolsChildren furnitureCaesarian sectionObstetric history
The invention discloses a breast-feeding seat for obstetrics and gynecology. The breast-feeding seat comprises a seat body, two armrest assemblies and an upper support assembly, the seat body comprises a seat plate, a back plate and support feet, the support feet is located at the bottom surface of the seat plate, and the seat plate is supported on the ground, a main shaft is transversely arrangedat the end part of the seat plate, the two ends of the back plate are fixed to the main shaft, and extend in the direction away from the ground, an angle regulator is arranged between the seat plateand the back plate, and the angle regulator can regulate the angle of the back plate relative to the seat plate; the two armrest assemblies are oppositely arranged on the two edges of the seat plate and extend upwards, and the height of the two armrest assemblies can be regulated; and the upper support assembly is located between the two armrest assemblies, and the two ends of the upper support assemblies are movably connected with the two armrest assemblies. According to the breast-feeding seat for obstetrics and gynecology, puerperae who just give birth to babies are effectively assisted tobreast-feed, the fatigue of the puerperae is alleviated, the pressure of neonates on the wounds of caesarean section puerperae in the process of breast-feeding is reduced, and the wounds are advantageously recovered.
Owner:中国人民解放军陆军特色医学中心
Orthopedic postoperative nursing device
The invention discloses an orthopedic postoperative nursing device which comprises a walking frame, a handheld frame, a supporting leg group, a seat capable of vertically turning, a positioning structure and traveling wheels. The seat has a first position and a second position and is folded at the first position and unfolded at the second position, the positioning structure is used for limiting the seat, so that the seat is maintained at the first position or the second position, and the traveling wheels are arranged on the supporting leg group in a vertically movable manner. By the aid of theturnable seat, a patient can directly sit on the seat and have a rest when wanting a rest, so that the device has walking assisting and patient rest supplying functions and is multifunctional. Besides, as the seat is capable of turning, the seat can be folded and cannot become an obstacle when the patient normally walks.
Owner:LISHUI PEOPLES HOSPITAL
Safe infusion flow speed regulator
InactiveCN110368554ALarge adjustment rangeEasy to controlIntravenous devicesFlow controlGear wheelEngineering
The invention discloses a safe infusion flow speed regulator. The speed regulator comprises a transparent speed regulator shell, an upper stop block and a lower stop block are symmetrically fixed on two sides of a through hole in the transparent speed regulator shell, and an infusion tube penetrates through the through hole between the upper stop block and the lower stop block; the side, away fromthe lower stop block, of the transparent speed regulator shell is provided with an operation opening; a first rack movably penetrates through the operation opening, and an operation handle is fixed to the side, away from an inner cavity of the transparent speed regulator shell, of the first rack; the first rack is movably provided with a driving gear, a nut base is movably arranged on a screw rod, and a threaded rod is fixedly arranged on the side, far away from a third connecting rod, of a driven gear; an adjusting abutting block is fixed at the end, away from the driven gear, of the threaded rod. The safety infusion flow speed regulator is capable of accurately controlling the dripping speed and is easy to adjust; after adjustment, medical staff can draw away the operation handle so that other people can be prevented from randomly adjusting the dripping speed; the speed regulator can be repeatedly used, so that the cost is reduced.
Owner:淮北市儒伽医疗科技有限公司
Orthopedic fixing device
InactiveCN108703806AGuaranteed multi-angle adjustmentGuaranteed success rateInstruments for stereotaxic surgeryOrthopedic fixation devicesBone staple
The invention relates to the field of medical tools, in particular to an orthopedic fixing device which comprises a limb fixing table, a drilling hole fixing device, a bilaterally movable fixing device and two pulley fixing devices. The left end and the right end of the drilling hole fixing device are slidably connected at the left end and the right end of the limb fixing table, the bilaterally movable fixing device is fixedly connected in the drilling hole fixing device, the two pulley fixing devices are in clearance fit with the left end and the right end of the limb fixing table, and the upper ends of the two pulley fixing devices are engaged with the left end and the right end of the drilling hole fixing device. The orthopedic fixing device has the advantages that fracture bones can bedrilled when fracture fixation is implemented, multi-angle adjustment of a drilling device is guaranteed, multi-angle and all-directional drilling of the bones can be achieved by combining fracture positions of patients, bone nails are drilled into the bones, and the drilling success rate is guaranteed.
Owner:李宝京 +2
Protection device for orthopedic spine
ActiveCN111773048AImpact recoveryAvoid damageVibration massageSuction-kneading massageSpinal columnMassage
The invention discloses a protection device for orthopedic spine. The device comprises a vertical plate, the top of the vertical plate is fixedly connected with a top plate, the bottom of one side ofthe vertical plate is fixedly connected with an arc convex plate, the vertical plate, the top plate and the surface of the arc convex plate is provided with through holes, a rotating sleeve is arranged inside the through hole, one end of the rotating sleeve is covered with a massage sleeve, a spring one is connected between the inside of the massage sleeve and the port of the rotating sleeve, oneside of the vertical plate and the top plate far away from the massage sleeve is fixedly connected with a fixed box, the inside of the fixed box is fixedly connected with a fixed plate, the rotating sleeve is movably connected with the fixed plate through a bearing one, the outer surface of the rotating sleeve is fixedly connected with gears, the gears are meshed with tooth plates, both sides of the fixed box are provided with binding mechanisms, the top of the top plate is provided with a laminating plate, and the laminating plate is connected with an adjustment mechanism. The beneficial effects are that the spine can be protected and massaged, and the pain caused by spinal injury can be relieved.
Owner:泉州烜之璟医疗设备有限公司
Medical bed
PendingCN112076036AAvoid damageImpact recoveryNursing bedsAmbulance serviceApparatus instrumentsBiomedical engineering
The invention belongs to the technical field of medical instruments, and discloses a medical bed. The medical bed comprises a telescopic bed plate, a driving part and a supporting shaft arranged on the telescopic bed plate, a rotating assembly arranged at the other end of the supporting shaft, and a brake assembly arranged on one side of the rotating assembly; a pressure sensor and a pipeline arearranged under the telescopic bed plate; and the supporting shaft is sleeved with a conductive ring assembly. In virtue of the supporting shaft and the rotating assembly arranged under the supportingshaft, the supporting shaft can be rotated by the rotating assembly so as to drive the telescopic bed plate to rotate, thereby realizing angle adjustment of the telescopic bed plate. The pressure sensor is arranged on the supporting shaft so that pressure on a wound of a patient can be monitored; monitored pressure signal can be transmitted to external equipment through the pipeline; and the external equipment can remind the patient after receiving the signal so that influence on recovery of the patient's wound is prevented by avoiding the patient's wound from being hurt again.
Owner:THE FIRST AFFILIATED HOSPITAL OF ANHUI MEDICAL UNIV
Novel nonwoven fabric mask structure
PendingCN108635238AReasonable designEasy to operateCosmetic preparationsToilet preparationsAgricultural engineeringNonwoven fabric
The invention discloses a novel nonwoven fabric mask structure. The novel nonwoven fabric mask structure comprises a mask cover body upper cover body and a lower cover body, the mask cover body consists of an upper cover body and a lower cover body, the upper cover body is connected with the lower cover body by virtue of a transverse tangent line, the upper end of the upper cover body is providedwith a non-penetrating brow hole, two brow holes are provided, a penetrating eye hole is respectively arranged below the two brow holes, the periphery of the eye hole is provided with a first extension edge, and the periphery of the first extension edge is provided with massage bulges which are uniformly located on the lower surface of the upper cover body. By adopting the novel nonwoven fabric mask structure, on the premise of satisfying the use of people at the medical beauty rehabilitation period, the mask of the same type can be better suitable for users of different face shapes, so that the use flexibility of the novel nonwoven fabric mask structure can be effectively improved.
Owner:浙江洁呈新材料科技股份有限公司
A kind of elastic compression fixation device after thyroidectomy
ActiveCN112245035BPromote recoveryAvoid secondary damageHead bandagesNeck bandagesNeck proceduresDressing change
Owner:安兴国
Special inflatable hand cushion frame for hand surgical nursing
ActiveCN110897788ASmooth bloodShorten recovery timeFinger bandagesPhysical medicine and rehabilitationWound dressing
The invention discloses a special inflatable hand cushion frame for hand surgical nursing. The inflatable hand cushion frame includes a frame pad, an inflator is arranged at the outer side of the frame pad, trigger blocks are inserted into the outer side of the frame pad in a penetrating manner, every trigger block has a T-shaped appearance, a rotating ring is movably connected to the internal ofthe frame pad, a sliding groove is formed in the outer side of the rotating ring, fixing blocks are movably connected to the inner side of the frame pad, a containing cavity is formed in every fixingblock, a rack and a sliding sleeve are installed in every containing cavity, a movable tooth is movably installed at one side, close to the corresponding rack, of every sliding sleeve, a sliding rod is movably connected to the internal of every sliding sleeve, and a limiting plate is fixedly connected to one side, away from the corresponding rotating ring, of every sliding rod. The fixing blocks are movably installed at the outer side of the frame pad, so when the inflatable hand cushion frame is used, the frame pad wraps the wound dressing position of the arm, the frame pad is inflated through the inflator to make the frame pad expand gradually, and the arm is tightly wrapped through the eleven fixing blocks.
Owner:JILIN UNIV
Spring mattress sponge side frame
InactiveCN105380452AImpact recoveryEnsure normal reboundStuffed mattressesSpring mattressesAdhesiveEngineering
The invention relates to a spring mattress sponge side frame. The sponge side frame is in a square shape formed by sequentially connecting four sponge side plates of the same height end to end. The spring mattress sponge side frame is characterized in that every two adjacent sponge side plates are marked as the sponge side plate A and the sponge side plate B, wherein a protrusion stretching out in the long-axis direction is arranged on the end face of the sponge side plate A, and a gap capable of just containing the protrusion in an embedded mode is formed in the end face of the sponge side plate B; the protrusion is provided with at least one horizontal bonding surface making contact with the sponge side plate B, and the horizontal bonding surfaces of the sponge side plate A and the sponge side plate B is adhesively fixed through an adhesive. The protrusion is embedded into the horizontal bonding surface behind the sponge side plate B and coated with the adhesive for fixation. Due to the fact that the adhesive is located on the horizontal bonding surface, the contact surfaces coated with the adhesive is pressed more and more tightly due to external extrusion, the phenomenon that sponge restoration in the perpendicular direction is affected due to dislocation of the contact faces is avoided, and then normal springback of sponge is ensured.
Owner:JIANGSU HEALTHCARE TECH CO LTD
Early rehabilitation exercise reminding device after fracture
InactiveCN111346345AImpact recoveryGymnastic exercisingPhysical medicine and rehabilitationArm exercise
The invention relates to the technical field of medical treatment. The invention further discloses an early rehabilitation exercise reminding device after fracture. The device comprises a standing plate, and a fixing plate is fixedly connected to the upper portion of the standing plate. When a patient suffering fracture is subjected to arm exercise, , the initial position of a connecting plate canbe manually adjusted before movement; after adjustment, two pull rings are respectively held by two hands, a first connecting rod and a second connecting rod synchronously move downwards in an inclined manner, finally, a transverse rod is driven to incline downwards, the side surface of the cross rod is movably connected with a clamping structure, therefore, the connecting plate moves upwards, similarly, the pull rings are lifted upwards, a transverse plate inclines rightwards, the connecting plate can move upwards as well, and when the pull rings are repeatedly pulled and lifted upwards, theconnecting plate finally rises to the highest point and makes contact with an air bag, so that the air bag is extruded, excessive movement alarm sound is given out, a patient is reminded, and bone recovery is prevented from being affected by insufficient movement or excessive movement.
Owner:卓柔萍
Skid resistance type scalpel capable of controlling using length of scalpel for gynaecology and obstetrics
ActiveCN109009364ACan control the cutting depthImpact recoveryIncision instrumentsObstetrical instrumentsSurgical knifeLine drawings
The invention belongs to the technical field of medical equipment, and particularly discloses a skid resistance type scalpel capable of controlling the using length of the scalpel for the gynaecologyand obstetrics department. The scalpel comprises a scalpel body, a line drawing pen is fixed to one side of the scalpel body, and a pen cap sleeves the line drawing pen; a skid resistance rubber sleeve is fixed to the outer surface wall of the scalpel body, a supporting rod is welded with the outer surface wall of the scalpel body, a shaft sleeve is welded to the top of the supporting rod, and theupper portion of the scalpel body is rotatably connected with a shaft rod through a shaft sleeve; a pushing rod can be driven to make telescopic movements by directly rotating a gear under the meshing effect of the gear and rows of teeth, therefore the function of controlling the using length of the scalpel can be achieved, the using length of the scalpel can be fixed through the shaft sleeve andthe clamping effect of a tooth groove in the shaft rod and clamping teeth, and it is avoided that in the operation process, the scalpel carelessly touches the gear, so that the using length of the scalpel is increased, a baby in the belly is cut, and the medical accident is caused.
Owner:王瑞华
A pressure control valve for a closed drainage device capable of controlling negative pressure input
ActiveCN112197011BEasy accessAvoid discomfortOperating means/releasing devices for valvesMedical devicesWater stopPressure controlled ventilation
Owner:福州骏格科技有限公司
Controllable head-pressing sleeve
ActiveCN113598868AImprove recovery effectImpact recoveryTourniquetsPhysical medicine and rehabilitationHead pressing
The invention discloses a controllable head-pressing sleeve. An inner cavity is formed in an inner wall of a sleeve body, inflatable airbags are connected into the inner cavity, the head and the face of a patient can be sleeved with the inner cavity, opening parts corresponding to the eyes and the nose of the patient are preset in the sleeve body, the multiple inflatable airbags are arranged at positions, corresponding to the head and the face of the patient, of the inner cavity, each inflatable airbag is provided with an inflatable part, an inflatable mechanism can selectively inflate one, two or more inflatable airbags; and the controllable head-pressing sleeve also comprises an elastic buffering mechanism and the elastic buffering mechanism is arranged between the inflatable air bags and the inner cavity and used for buffering pressing of the head or the face of the patient. The provided controllable head-pressing sleeve widens a use range of the sleeve body. Besides, the elastic buffering mechanism prevents pressure of the inflatable air bags on an injured part from suddenly changing when muscles of the head and the face move, and the inflatable air bags can always press the injured part, such that a treatment effect on the injured part of a patient is improved.
Owner:THE FIRST MEDICAL CENT CHINESE PLA GENERAL HOSPITAL
Orthopedic fixation device
InactiveCN108703806BGuaranteed multi-angle adjustmentGuaranteed success rateInstruments for stereotaxic surgeryOrthopedic fixation devicesPhysical medicine and rehabilitation
Owner:李宝京 +2
Waist adjusting device for lying in nephrology department
InactiveCN111870447AAchieve expansionImplement recycling driveDevices for heating/cooling reflex pointsDiagnosticsNephrosisNursing care
The invention relates to a waist adjusting device for lying in nephrology department. The waist adjusting device comprises a bed body and supporting legs arranged at the bottom of the bed body, wherein every two adjacent supporting legs are connected through a cross beam; the bed body comprises a bed plate I and a bed plate II which are connected through folding mechanisms, and the bottom of the bed plate I is connected with the cross beam through an electric push rod; and each folding mechanism comprises a first fixing plate connected with the bed plate I, a second fixing plate connected withthe bed plate II and a joint cylinder arranged between the first fixing plate and the second fixing plate, flange plates penetrating through a main shaft are arranged at the two ends of the joint cylinder, the first fixing plate is arranged at the periphery of the main shaft in a sleeving manner through a rotating rod, and the second fixing plate is connected with the flange plates through a fixing rod. According to the waist adjusting device provided by the invention, the height of a sickbed of a patient is stably adjusted, and special nursing on the waist of the patient can be enhanced through a nursing pad.
Owner:HENAN PROVINCE HOSPITAL OF TCM THE SECOND AFFILIATED HOSPITAL OF HENAN UNIV OF TCM
An auxiliary device for the treatment of cardiovascular diseases in traditional Chinese medicine
The invention discloses an auxiliary device for the treatment of cardiovascular diseases in the field of cardiovascular disease treatment. The bottom of the frame corresponding to the bed board is provided with a limiting mechanism; in the present invention, by setting the cleaning box, the limiting mechanism will act during the movement of the cleaning box, so that a single bed board falls into the cleaning box, and the two sides of the single bed board are brushed and cleaned. , is conducive to the thorough cleaning of the bed board, and there is a cleaning liquid to disinfect the bed board, which is more conducive to cleaning the germs on the surface of the bed board, so as to avoid the germs on the surface of the bed board cannot be completely cleaned, thus affecting the recovery of the patient; during the entire cleaning process There is no need for manual participation, reducing the amount of manual labor, and cleaning a single bed board at a time without transferring the patient, reducing the transfer of the patient and avoiding the bump of the patient.
Owner:THE FIRST AFFILIATED HOSPITAL OF JINAN UNIV
An orthopedic support and hanger
InactiveCN106963463BThe distance is easy to adjustImpact recoverySensorsTelemetric patient monitoringEngineeringSupport plane
Owner:汪勇刚
An auxiliary device and method for rehabilitation of bone and joint activities
ActiveCN108743238BExpand the scope of activitiesSpeed up recoveryChiropractic devicesFracturePhysical medicine and rehabilitationBones joints
Owner:贾晓慧 +2
System and method for controlling frothing during atmospheric leaching of metal sulphides using silicates
ActiveUS10000389B2Minimize and mitigate and control frothingImpact recoverySulfide/polysulfide preparationCopper sulfidesUnit operationMetallic sulfide
A method of controlling frothing during atmospheric or substantially atmospheric leaching of a metal sulfide is disclosed. In some embodiments, the method may comprise the steps of (a) producing a metal sulfide concentrate via flotation; (b) producing a tailings stream via flotation; and, (c) diverting a portion or all of said produced tailings stream to an atmospheric or substantially atmospheric sulfide leach circuit. A metal recovery flowsheet is also disclosed. In some embodiments, the metal recovery flowsheet may comprise a unit operation comprising: (a) a sulfide concentrator comprising a flotation circuit, the flotation circuit producing a metal sulfide concentrate stream, and a tailings stream; and, (b) an atmospheric or substantially atmospheric metal sulfide leach circuit. The sulfide concentrator may be operatively connected to the atmospheric or substantially atmospheric metal sulfide leach circuit via both of said metal sulfide concentrate stream, and said tailings stream.
Owner:F L SMIDTH & CO AS
Protective device for orthopedic spine
ActiveCN111773049BImpact recoveryAvoid damageVibration massageSuction-kneading massageSpinal columnPhysical medicine and rehabilitation
Owner:张鹭
A remote medical device based on the Internet of Things that facilitates medication for the elderly
ActiveCN108565030BImprove practicalityImprove reliabilityMedical communicationDrug and medicationsDrug utilisationNursing care
Owner:上海梅斯医药科技有限公司
Inhaul cable type tension bone trabecula reconstruction type proximal femur intramedullary nail
The invention relates to an inhaul cable type tension bone trabecula reconstruction type proximal femur intramedullary nail which comprises an anchoring part, a traction cable and a fixing part. A main thread and an auxiliary thread are arranged on the outer surface of the anchoring part; the bottom center of the anchoring part is connected with a traction cable, and the other end of the traction cable is connected with the center of one end of the fixing part; a first connecting part is arranged on the end surface of the anchoring part; the fixing part is provided with a second connecting part; the first connecting part and the second connecting part are detachably connected, so that the anchoring part and the fixing part work cooperatively, and separation of the anchoring part and the fixing part is not hindered. According to the invention, the anchoring part and the fixing part are fixed in the bone and are locked through the traction cable; the device can be implanted in any direction according to operation requirements; multi-group implantation can be realized, and independent work can be realized; a tension bone trabecula after fracture is reconstructed, and the bone trabecula and a pressure bone trabecula play a role together, so that the stability of fracture repair is improved together; and the influence on fracture healing and recovery caused by redisplacement after functional activity is effectively prevented.
Owner:SHANGHAI TONGJI HOSPITAL
Dose adjustable syringe based on rotary inhalation
PendingCN114259623AImpact recoveryImprove injection efficiencyInfusion syringesIntravenous devicesMedicineInhalation
The invention relates to the technical field of injectors, in particular to a dosage-adjustable injector based on a rotary suction type. The needle tube is installed at the inner end of the needle sleeve, the push tube is installed at the inner end of the needle tube, baffles are arranged on the two sides of the tail end of the needle sleeve, scale rods are arranged on the side faces of the baffles, dispatching blocks are connected to the scale rods in a threaded mode, the push tube is matched with the inner end of the needle tube in a telescopic mode, sleeves are arranged on the two sides of the push tube, and the sleeves are matched with the scale rods in an inserted mode. Through the scale rods and the dispatching block, in the injection process, the dispatching block is rotated to move to the required metering scale position, the pushing tube is pushed at the moment, medicine at the inner end of the needle tube is pushed out through the pushing head, the two sleeves and the two scale rods slide at the moment, and when the tail ends of the sleeves make contact with the dispatching block, the pushing tube cannot continue to slide; at the moment, required metering is completely injected into an injector, metering of injected medicine can be adjusted, injection efficiency is improved, and the situation that patient recovery is affected by inaccurate metering caused by manual injection is avoided.
Owner:山东如悦医疗科技有限公司 +2
Precursor for superhydrophobic composite material coating and preparation method thereof
The invention discloses a precursor for super-hydrophobic composite material coating and a preparation method thereof, in parts by weight, ACNTB-SiO 2 ‑Coupling agent suspension coated on ACNTB‑SiO 2 ‑Coupling agent, epoxy resin, diglycidyl ether-terminated polydimethylsiloxane, gel surface of amino-terminated hyperbranched polysiloxane mixture, volatilize solvent to obtain superhydrophobic composite material coating precursor body; and then cured to obtain a durable super-hydrophobic composite coating, which has the characteristics of easy operation, durability and good hydrophobicity, and the prepared coating has excellent mechanical properties and wear resistance. In particular, the hydrophobic nano-SiO of the present invention 2 The particles are stored in the pores of ACNTB, and when the coating structure is destroyed, the adhesive is decomposed by pyrolysis, and the gas products formed can promote SiO 2 Migrating to the surface of the coating and constructing a new nanostructured surface with the exposed CNTs can restore the superhydrophobic properties of the coating.
Owner:SUZHOU UNIV
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