CN114569188A - Nursing device for assisting in blood purification - Google Patents
Nursing device for assisting in blood purification Download PDFInfo
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- CN114569188A CN114569188A CN202210230907.1A CN202210230907A CN114569188A CN 114569188 A CN114569188 A CN 114569188A CN 202210230907 A CN202210230907 A CN 202210230907A CN 114569188 A CN114569188 A CN 114569188A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/132—Tourniquets
- A61B17/1322—Tourniquets comprising a flexible encircling member
- A61B17/1325—Tourniquets comprising a flexible encircling member with means for applying local pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention discloses a nursing device for assisting in blood purification, which comprises a fixing unit and a pressure applying unit, wherein the pressure applying unit comprises a rhombic sealing cavity, a rhombic inner frame, a pressure regulating assembly and a pressure plate, the rhombic inner frame is concentrically arranged in the rhombic sealing cavity, the upper, lower, left, right, four top angles of the rhombic sealing cavity and the four top angles of the inner frame are hinged ends, and the front and rear closed-loop end surfaces of the inner frame are connected with the inner wall of a rectangular sealing cavity on the adjacent side, so that the rhombic sealing cavity is hermetically divided into an outer annular cavity and an inner regulating cavity; the novel blood purification device is unique in structure and convenient to use, can effectively solve the problem that the existing blood purification device is difficult to keep effective pressing due to the fact that the needle eye is pressed manually to stop bleeding and the pressing fatigue is easy to generate, and also effectively solves the problem that pressing personnel are difficult to press the hand control part to press the pressure degree when a patient moves.
Description
Technical Field
The invention belongs to the technical field of blood purification tools, and particularly relates to a nursing device for assisting in blood purification.
Background
Blood purification is also called dialysis in daily life. Its meanings are: the blood of the patient is led out of the body and passes through a purifying device to remove some pathogenic substances and purify the blood, thereby achieving the purpose of treating diseases. The blood purification should include: hemodialysis, hemofiltration, hemoperfusion, plasmapheresis, immunoadsorption, etc.
Before blood purification, a blood vessel passage needs to be prepared, in order to drain blood in a body out of a dialysis machine for detoxification and drainage, the blood vessel passage is prepared in a mode of performing fistulization operation in dialysis, namely, an artery of an upper limb and a vein are connected together to form a fistula, the blood flow rate in the vein is high, and the formed internal fistula is used as a hemodialysis pipeline; when carrying out hemodialysis, medical personnel need use the puncture to patient's upper limbs arteriovenous internal fistula, nevertheless because the ordinary syringe needle size of internal fistula pjncture needle size wall is big, the pinhole that leaves behind the puncture is great to lead to blood purification to finish the difficult hemostasis of puncture needle mouth, need longer time oppression pinhole department just can accomplish the hemostasis, and the patient that has the blood coagulation disorder is after blood purification is accomplished, and the time that the pinhole needs the oppression needs to be longer.
At present, the needle eye is generally pressed by pressing fingers after blood purification is finished, but the patient is weak after hemodialysis, so that the patient can press the needle eye with fingers when needing an attendant, but the pressing time is long, so that the pressing personnel can feel fatigue when pressing the needle eye, effective pressing is difficult to keep, and the pressing process is assisted by other people, so that the pressing personnel is difficult to move synchronously with the patient when the patient moves, the pressing force degree of the pressing personnel which is difficult to control the hand is difficult to control, and the hemostatic effect of the pressing needle eye is difficult to ensure.
Disclosure of Invention
Aiming at the defects and problems in the existing blood purification, the invention provides a nursing device for assisting blood purification, which has a unique structure and is convenient to use, and not only can effectively solve the problem that the pressing fatigue feeling is easily generated and the effective pressing is difficult to keep when the manual pressing of needle eyes for hemostasis is finished after the existing blood purification, but also can effectively solve the problem that the pressing personnel is difficult to press the pressure degree of a control hand part when a patient moves.
The technical scheme adopted by the invention for solving the technical problems is as follows: a nursing device for assisting in blood purification comprises a fixing unit and a pressure applying unit, wherein the pressure applying unit comprises a rhombic sealing cavity, a rhombic inner frame, a pressure regulating assembly and a pressure plate, the rhombic inner frame is concentrically arranged in the rhombic sealing cavity, the upper, lower, left, right, four top angles of the rhombic sealing cavity and the four top angles of the inner frame are hinged ends, the front and rear closed-loop end surfaces of the inner frame are connected with the inner wall of a rectangular sealing cavity on the adjacent side, so that the rhombic sealing cavity is hermetically divided into an outer annular cavity and an inner regulating cavity, and the rhombic sealing cavity and the inner frame can be kept in a maximum horizontal extension state in a natural state; the pressure plate is arranged below the rhombic sealing chamber and is connected with a top corner below the outer end of the rhombic sealing chamber; diaphragms are longitudinally fixed on four outer end faces of the inner frame and connected with the inner walls of the rhombic sealing chambers on the adjacent sides, so that the outer annular chamber is hermetically divided into four independent chambers which are distributed along a cross diagonal and have the same internal air pressure; when two top corners on the horizontal diagonal of the rhombic sealed chamber are driven to approach in opposite directions by external force, two top ends on the horizontal diagonal of the inner frame synchronously move in opposite directions, so that the volumes of two independent chambers on the vertical diagonal are synchronously reduced, and the volumes of two independent chambers on the horizontal diagonal are synchronously increased; the upper independent chamber and the lower independent chamber are communicated with the lower independent chamber and the left independent chamber through pressure regulating assemblies; the fixing unit comprises arc-shaped clamping plates arranged below the pressing unit at intervals, the left end and the right end of each arc-shaped clamping plate are symmetrically provided with fastening mechanisms, and the other ends of the two fastening mechanisms are respectively connected with the outer end faces of the rhombic sealing chambers on the left side and the right side of the pressing plate.
The rhombus sealed cavity comprises a rhombus outer frame, four top angles of the rhombus outer frame are hinged ends, the front end and the rear end of the rhombus outer frame are provided with sealing films in an opening mode, and therefore a sealed cavity is formed inside the rhombus outer frame.
The rhombus frame includes four base plates that set up along the cross direction interval, all is equipped with flexible connectors between per two adjacent base plates, and flexible connection's width dimension is corresponding with base plate width dimension, and flexible connectors's the left and right sides both ends are connected with the terminal surface of adjacent side base plate respectively to both ends are open frame structure around making four base plate composite connection constitute one.
A closed-loop structural sealing membrane is paved on the inner wall of the sealing chamber inside the rhombic outer frame,
the length sizes of the four substrates are the same.
The flexible connecting piece is a connecting band or an elastic sheet with certain hardness.
The sealing film is made of rubber, has an elastic stretching deformation function, and can enable the rhombic sealing cavity and the inner frame to be kept in a maximum horizontal extension state in a natural state.
The pressure plate is arranged below the vertex angle of the lower side of the rhombic sealed cavity at intervals, hemostatic cotton is fixed on the bottom surface of the pressure plate, two fixing shafts are arranged on the upper end surface of the pressure plate at intervals along the longitudinal direction, and the top ends of the fixing shafts are connected with the outer end surface of the vertex angle of the lower side of the rhombic outer frame.
The pressure regulating assembly comprises an air pipe and a one-way valve, the upper side independent cavity and the lower side independent cavity are communicated with the right side independent cavity and the left side independent cavity respectively through the air pipe, a throttling valve is arranged on each of the two air pipes and used for regulating the size of an internal channel of the air pipe, and the one-way valve communicated with the upper side independent cavity and the right side independent cavity and the lower side independent cavity and the left side independent cavity are arranged between the upper side independent cavity and the right side independent cavity and between the lower side independent cavity and the left side independent cavity.
And communication holes are formed in the diaphragm between the upper independent chamber and the right independent chamber and the diaphragm between the lower independent chamber and the left independent chamber and used for installing a one-way valve.
The fastening mechanism comprises a guide roller, a magic tape fixing roller and a magic tape, one section of the magic tape is a hook surface, the other section of the magic tape is a hair surface, the guide roller is fixed at the end part of the arc-shaped clamping plate along longitudinal rotation, the magic tape fixing roller is fixed on the outer end surface of the rhombic sealing cavity on the corresponding side along longitudinal direction, the hair surface end part of the magic tape is fixedly connected with the magic tape fixing roller, and the hook surface end part of the magic tape is adhered and fixed together with the hair surface of the magic tape around the guide roller.
The invention has the beneficial effects that: the nursing device for assisting in blood purification provided by the invention has a unique structure and comprises a fixing unit and a pressure applying unit, wherein the pressure applying unit comprises a rhombic sealing cavity, a rhombic inner frame, a pressure regulating assembly and a pressure plate, the rhombic inner frame is concentrically arranged in the rhombic sealing cavity, so that the rhombic sealing cavity is hermetically divided into an outer annular cavity and an inner regulating cavity, diaphragms are longitudinally fixed on four outer end surfaces of the inner frame, and the diaphragms are connected with the inner walls of the rhombic sealing cavities on the adjacent sides, so that the outer annular cavity is hermetically divided into four independent cavities with the same internal air pressure, which are distributed along a cross diagonal line; the pressure regulating assembly comprises air pipes and one-way valves, the upper independent cavity and the lower independent cavity are respectively communicated with the right independent cavity and the left independent cavity through the air pipes, throttling valves are arranged on the two air pipes and used for regulating the size of an internal channel of the air pipes, and the one-way valves for unidirectionally communicating the upper independent cavity and the right independent cavity and the lower independent cavity and the left independent cavity are arranged between the upper independent cavity and the right independent cavity and between the lower independent cavity and the left independent cavity; when the device is used, the throttle valves on the two air pipes in the pressing unit are firstly closed, then the pressing unit is tied and worn on the arm of a patient by adjusting the fastening mechanisms of the fixing units on the left side and the right side of the arc-shaped clamping plate, so that the hemostatic cotton on the bottom surface of the pressing plate of the pressing unit is correspondingly abutted against the position of the needle hole in the arm during blood purification, and then the pressing unit is started by manually pressing the two top corners of the horizontal diagonal line of the rhombic frame to deform so as to drive the hemostatic cotton downwards to press the needle hole through the pressing plate.
And can open two choke valves as required according to the time of pressing after the start, control the size of two trachea inner channels, make the rhombus frame that produces deformation can resume the deformation gradually in the time of predetermineeing, under guaranteeing that hemostatic cotton can effectively press hemostatic prerequisite to the pinhole, make hemostatic cotton press the dynamics of pinhole can follow the recovery of pinhole and progressively reduce and press the pressure degree to the damage that skin received when reducing and pressing hemostasis.
The nursing device for assisting blood purification provided by the invention has a unique structure, is convenient to use, and not only can effectively solve the problem that when the existing blood purification is finished, the manual pressing of the needle eye for hemostasis is easy to generate the pressing fatigue and is difficult to keep effective pressing, but also effectively solves the problem that a pressing person is difficult to press the pressure degree of a control hand when a patient moves.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a schematic structural view of a pressing unit according to the present invention.
Fig. 4 is an enlarged schematic view of the structure at a in fig. 3.
FIG. 5 is a schematic view showing the position where the sealing film of the present invention is disposed.
FIG. 6 is a schematic diagram of the structure of the outer frame of the diamond shape.
FIG. 7 is a schematic diagram illustrating the deformation tendency of the sealed diamond chamber of the present invention.
FIG. 8 is a schematic view of a diamond shaped inner frame structure according to the present invention.
Fig. 9 is a schematic diagram of the present invention in use with a pressure application unit.
Fig. 10 is a schematic view of the fastening mechanism of the present invention.
Fig. 11 is a schematic view of the use state of the present invention.
FIG. 12 is a schematic representation of the diamond shaped sealed chamber recovery process after the throttle valve is opened according to the present invention.
Fig. 13 is a schematic view of the connection between the hemostatic cotton and the pressing surface.
Fig. 14 is a schematic view of the delayed recovery assembly set position of the present invention.
The reference numbers in the figures: 1 is a rhombus sealing chamber, 11 is an outer ring-shaped chamber, 12 is an inner adjusting chamber, 13 is a rhombus outer frame, 131 is a base plate, 132 is a flexible connecting piece, 14 is a sealing film, 15 is a diaphragm, 151 is a communicating hole, 16 is an upper independent chamber, 17 is a lower independent chamber, 18 is a left independent chamber, 19 is a right independent chamber, 2 is a rhombus inner frame, 21 is an inner frame base plate, 3 is a pressure adjusting component, 31 is an air pipe, 32 is a one-way valve, 33 is a throttle valve, 4 is a pressing plate, 41 is hemostatic cotton, 42 is a fixed shaft, 43 is double faced adhesive tape, 51 is a horizontal diagonal, 52 is a vertical diagonal, 61 is an arc-shaped clamping plate, 62 is a fastening mechanism, 63 is a guide roller, 64 is a magic tape fixing roller, 65 is a magic tape, 651 is a hair surface, 652 is a hook surface, 7 is an arm, 81 is a connecting rod, and 82 is a delaying magnet.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
Example 1
Before blood purification, a blood vessel passage needs to be prepared, in order to drain blood in a body out of a dialysis machine for detoxification and drainage, the blood vessel passage is prepared in a mode of performing fistulization operation in dialysis, namely, an artery of an upper limb and a vein are connected together to form a fistula, the blood flow rate in the vein is high, and the formed internal fistula is used as a hemodialysis pipeline; when hemodialysis is carried out, medical staff need to use puncture to puncture the arteriovenous internal fistula of the upper limb of a patient, but the size of a common needle head of the internal fistula puncture needle is large, and the size of a needle eye left after puncture is large, so that the puncture opening is difficult to stop bleeding after blood purification is finished, the hemostasis can be finished only by pressing the needle eye for a long time, and the time for pressing the needle eye of the patient suffering from blood coagulation disorder is longer after the blood purification is finished; at present, the needle eye is generally pressed by pressing fingers after blood purification is finished, but the patient is weak after hemodialysis, so that the patient can press the needle eye with fingers when needing an attendant, but the pressing time is long, so that the pressing personnel can feel fatigue when pressing the needle eye, effective pressing is difficult to keep, and the pressing process is assisted by other people, so that the pressing personnel is difficult to move synchronously with the patient when the patient moves, the pressing force degree of the pressing personnel which is difficult to control the hand is difficult to control, and the hemostatic effect of the pressing needle eye is difficult to ensure.
To above-mentioned problem, this embodiment provides a nursing device for assisting carry out blood purification, and the device structure is unique, and convenient to use not only can effectively solve current blood purification and end the manual work and press the needle eye hemostasis and produce easily and press fatigue and feel, the problem of extravasated blood appears easily, and the effectual problem of pressing the personnel when having solved the patient activity in addition is difficult to press the problem of pressure degree with the handle control hand.
As shown in fig. 1 to 12, the nursing device for assisting blood purification provided by this embodiment includes a fixing unit and a pressure applying unit, the pressure applying unit includes a rhombic sealing chamber 1, a rhombic inner frame 2, a pressure regulating assembly 3 and a pressure plate 4, the rhombic inner frame 2 is concentrically disposed in the rhombic sealing chamber 1, the upper, lower, left, right, and four vertex angles of the rhombic sealing chamber 1 and the four vertex angles of the inner frame are hinged ends, the front and rear closed loop end surfaces of the rhombic inner frame 2 are connected with the inner walls of the rectangular sealing chambers on the adjacent sides, so as to hermetically separate the rhombic sealing chamber into an outer annular chamber 11 and an inner regulating chamber 12, the rhombic sealing chamber 1 and the inner frame can keep the maximum horizontal extension state under the natural state, when the two vertex angles on the horizontal diagonal line of the rhombic sealing chamber and the inner frame are driven to approach each other by an external force, the distance between the two vertex angles on the vertical diagonal line of the rhombic sealing chamber and the inner frame can be increased simultaneously, specifically, the method comprises the following steps:
as shown in fig. 3, 5 and 6, the rhombic sealed chamber 1 comprises a rhombic outer frame 13 with open front and rear ends, and the upper, lower, left and right vertex angles of the rhombic outer frame 13 are hinged ends, when two vertex angles on a horizontal diagonal of the rhombic outer frame 12 are driven to approach each other by external force, the distance between the two vertex angles on a vertical diagonal of the rhombic outer frame 13 is synchronously increased, so that the rhombic outer frame is deformed; sealing films 14 are respectively arranged on openings at the front end and the rear end of the rhombic outer frame in a sealing mode, so that a sealing cavity is formed inside the rhombic outer frame, and when the rhombic outer frame deforms under the influence of external force, the sealing cavities inside the rhombic outer frame can synchronously deform; the clamp plate interval sets up the below at rhombus frame downside apex angle, and clamp plate 4 bottom surface is fixed with hemostatic cotton 41, and the clamp plate up end is equipped with two fixed axles 42 along longitudinal separation, and the top of fixed axle is connected with the outer terminal surface at rhombus frame downside apex angle to when the distance size changes between two apex angles on the perpendicular diagonal line of rhombus frame, the change can take place simultaneously in clamp plate vertical position.
The rhombic outer frame 13 comprises four longitudinally-arranged substrates 131 arranged at intervals along the cross direction, flexible connecting pieces 132 are arranged between every two adjacent substrates 131, the width dimension of each flexible connecting piece 132 corresponds to the width dimension of each substrate, and the left end and the right end of each flexible connecting piece are respectively connected with the end faces of the adjacent side substrates, so that the four substrates are combined and connected to form an outer frame structure with the front end and the rear end being open.
Further, the sealing film 14 is of various kinds, for example: the sealing film is made of rubber and has an elastic stretching deformation function, so that the sealing performance of a sealing cavity in the rhombic outer frame can be ensured on the premise of not influencing the deformation of the rhombic outer frame, and the rhombic sealing cavity and the inner frame can be kept in a maximum horizontal extension state in a natural state; when using, two apex angles receive external force to order about on the sealed chamber horizontal diagonal of rhombus, order about the sealed chamber vertical diagonal of rhombus on two apex angles when keeping away from each other, the seal membrane can be followed and pulled production elastic stretching deformation by two apex angles on the vertical diagonal.
Furthermore, a closed-loop structure-shaped sealing film is paved on the inner wall of the sealing chamber inside the rhombic outer frame, so that the sealing strength of the sealing chamber inside the rhombic outer frame is further enhanced.
The flexible connecting piece is a connecting band or an elastic sheet with certain hardness.
The rhombus inner frame is arranged in the rhombus outer frame, the structure of the rhombus inner frame 2 is the same as that of the rhombus outer frame 13, the structure comprises four inner frame base plates 21 which are arranged at intervals along the cross direction, flexible connecting pieces 132 are arranged between every two adjacent inner frame base plates, the width dimension of the flexible connecting pieces 132 is corresponding to the width dimension of the base plates, and the left end and the right end of each flexible connecting piece are respectively connected with the end parts of the adjacent inner frame base plates, so that the four inner frame base plates are combined and connected to form an inner frame structure with the front end and the rear end being open, the front end and the rear end of the inner frame structure are respectively connected with the front inner wall and the rear inner wall of the rhombus outer frame inner sealing cavity, and the rhombus outer frame inner sealing cavity is divided into an outer annular cavity and an inner adjusting cavity.
As shown in fig. 4, the pressure regulating assembly 3 includes an air pipe 31 and a check valve 32, the upper independent chamber 16 and the lower independent chamber 17 are respectively communicated with the right independent chamber 18 and the left independent chamber 19 through the air pipe 31, and two air pipes are respectively provided with a throttle valve 33 for regulating the size of an internal channel of the air pipe 31, the check valve 32 for one-way communication is respectively arranged between the upper independent chamber 16 and the right independent chamber 19 and between the lower independent chamber 17 and the left independent chamber 18, specifically:
the independent cavity of upside passes through the trachea intercommunication with the independent cavity in right side, and the independent cavity of downside also passes through the trachea intercommunication with the independent cavity in left side, and tracheal setting position has the multiple, for example: the air pipe used for communicating the upper independent chamber with the right independent chamber is arranged on the outer end face of the diamond-shaped sealed chamber on the same side as the two independent chambers, and the air pipe used for communicating the lower independent chamber with the left independent chamber is arranged on the outer end face of the diamond-shaped sealed chamber on the same side as the two independent chambers; a communicating hole 151 is formed in the diaphragm between the upper independent chamber and the right independent chamber and used for installing a one-way valve, and when the air pressure in the upper independent chamber is larger than a preset air pressure value, the one-way valve is automatically opened; the diaphragm between the lower independent chamber and the left independent chamber is provided with a communicating hole for installing a one-way valve, when the air pressure in the lower independent chamber is greater than a preset air pressure value, the one-way valve is automatically opened, and the preset air pressure value is the same as the air pressure value in the independent chambers when the rhombic sealing chamber and the inner frame are in a natural horizontal extension state.
Therefore, when the device is used, when vertex angles at two ends of the horizontal diagonal of the rhombic sealed chamber move in opposite directions, the vertex angle degrees at two ends of the horizontal diagonal of the rhombic sealed chamber can be continuously increased, and the degree of fixed focus at two ends of the vertical diagonal can be continuously decreased, so that the volume of two independent chambers on the vertical diagonal is synchronously reduced, and the volume of two independent chambers on the horizontal diagonal is synchronously increased.
The fixed unit includes that the interval sets up arc splint 61 in the unit below of exerting pressure, and the left and right sides both ends symmetry of arc splint 61 is equipped with fastening device 62, and the other end of two fastening device 62 is connected with the outer terminal surface of the sealed cavity of rhombus of the clamp plate left and right sides respectively, makes to constitute an annular fixed area between arc splint and the clamp plate, specifically:
as shown in fig. 10, the fastening mechanism 62 includes a guide roller 63, a hook-and-loop fastener fixing roller 64 and a hook-and-loop fastener 65, one section of the hook-and-loop fastener is a hook surface 652, the other section of the hook-and-loop fastener is a matte surface 651, the guide roller is fixed at the end of the arc-shaped clamping plate along the longitudinal rotation, the hook-and-loop fastener fixing roller is fixed on the outer end surface of the rhombic sealing chamber on the corresponding side along the longitudinal direction, the end of the matte surface of the hook-and-loop fastener is fixedly connected with the hook-and-loop fastener fixing roller, and the end of the hook-and-loop fastener adheres to the matte surface of the hook-and-loop fastener together around the guide roller.
When using, at first close the choke valve on two trachea in the unit of exerting pressure, then through the fastening device who adjusts the fixed unit of arc splint left and right sides, tie up the unit of exerting pressure and wear firmly on patient's arm, the pinhole position that makes the hemostasis cotton of unit of exerting pressure clamp plate bottom surface correspond when blood purifies on the arm contradicts, makes it produce deformation through the two apex angles of manual extrusion rhombus frame horizontal diagonal and starts the unit of exerting pressure and just can drive about the hemostasis cotton downwards through the clamp plate and press the pinhole, specifically:
when the two vertex angles of the horizontal diagonal line of the rhombic outer frame are manually extruded to deform, the two vertex angles on the vertical diagonal line of the rhombic outer frame are oppositely far away, the pressure of the hemostatic cotton pressing needle hole at the bottom of the pressure plate is increased by moving the pressure plate downwards, the purpose of hemostasis is achieved, in the process, the rhombic inner frame in the rhombic sealing cavity is synchronously deformed by the traction of the four substrates of the rhombic outer frame through the diaphragms and the sealing films, the volumes of two independent cavities on the vertical diagonal line are synchronously reduced, the air pressure in the upper independent cavity and the lower independent cavity is pressurized, the check valve is driven to be opened, the upper independent cavity and the lower independent cavity are respectively communicated with the corresponding independent cavities, the air pressure in the four independent cavities can support the rhombic outer frame and the rhombic inner frame to resist the reverse tension generated by the stretching of the sealing films, the rhombic outer frame is in a deformation state, and the pressure plate is effectively supported to enable the hemostatic cotton to press the needle hole;
and according to the demand, as shown in fig. 12, can open two choke valves as required time of pressing after the start to control the size of two endotracheal inner passageways, make the rhombus frame that produces deformation can resume deformation gradually in the time of predetermineeing, under the prerequisite of guaranteeing that hemostatic cotton can effectively press the hemostasis to the pinhole, make hemostatic cotton press the dynamics of pinhole can follow the recovery of pinhole and progressively reduce according to the pressure degree, thereby reduce the oppression damage, specifically: when the throttle valve is opened, the right independent chamber is communicated with the upper independent chamber, the left independent chamber is communicated with the lower independent chamber, so that when the rhombic sealing chamber and the inner frame are driven to gradually restore to a natural state by a sealing film in a stretching state, the independent chamber with the changed volume can discharge high pressure generated by easy reduction into the independent chamber with the corresponding increased volume through an air pipe, and the high pressure discharge speed is controlled by the opening size of the air pipe throttle valve, so that the recovery speed of the rhombic outer frame can be controlled by adjusting the size of an inner channel of the air pipe. When the device provided by the embodiment is used for pressing the needle eye, the device provided by the embodiment adopts a mechanical structure, and an external linkage force device is not needed, so that a patient can move freely, and the problems that the pressing force of a pressing person is difficult to handle the handle part and the hemostatic effect of the pressing needle eye is difficult to ensure due to the movement of the patient are effectively solved; and when carrying out the eye of a needle and pressing hemostasis, can be through the size of controlling two trachea inner channels, make the rhombus frame that produces deformation can recover gradually in the time of predetermineeing, make it guarantee that hemostatic cotton can effectively press hemostatic under the prerequisite to the eye of a needle, make hemostatic cotton press the recovery that the pinhole the dynamics of pinhole can follow the pinhole and progressively reduce and press the pressure degree to reduce the damage that skin received when pressing hemostasis.
Example 2
Example 2 differs from example 1 in the way the hemostatic cotton is fixed.
As shown in fig. 13, the bottom of the pressing plate is provided with a double-sided adhesive tape 43, the hemostatic cotton is adhered to the bottom surface of the pressing plate by the double-sided adhesive tape, and the upper end surface of the hemostatic cotton is provided with an anti-seepage film, so that blood stains on the hemostatic cotton cannot be stained on the double-sided adhesive to pollute the pressing plate when the hemostatic cotton is used, and the pressing plate can be conveniently disinfected.
Example 3
In use, the device provided in example 2, the speed at which the pressing force of the needle eye gradually decreases is controlled by the throttle, the speed at which the pressing force decreases is continuously and uniformly decreased, the needle eye is restored gradually following the pressing, when the wound in the early stage of the needle eye is large, the pressing force required for healing is long, and the time required for the pressing is relatively shortened as the needle eye gradually heals, so that in use, the device provided in example 2 can provide high-pressure pressing in the early stage of the needle eye pressing, which cannot provide sufficient time.
In view of the above problems, the difference between the apparatus provided in this embodiment and the apparatus provided in embodiment 2 is that the delay recovery assembly is disposed in the diamond-shaped inner frame, as shown in fig. 14, the delay recovery assembly includes connecting rods 81 symmetrically disposed along a horizontal diagonal line, the distal ends of the connecting rods 81 are fixedly connected to the inner top corners of the diamond-shaped inner frame 2 on the adjacent side, the distal ends of the connecting rods 81 are disposed opposite to each other and are fixed with delay magnets 82, and the magnetic poles of the adjacent ends of the two delay magnets 82 are opposite, so that when the two top corners of the horizontal diagonal line of the diamond-shaped outer frame are manually pressed to deform, the two delay magnets 82 in the diamond-shaped inner frame gradually approach each other, and because the magnetic poles of the adjacent ends of the two delay magnets 82 are opposite, the two delay magnets 82 that gradually approach each other attract each other, so that when the throttle valve is opened, the two delay magnets 82 that interfere with the recovery speed of the diamond-shaped outer frame, and along with the recovery of rhombus frame, two liang delay between magnet 82 the distance can increase gradually, the interference force that recovers the rhombus frame can follow the recovery of rhombus frame and reduce gradually, thereby delay when using and recover the subassembly and can reduce the speed of recovering of rhombus frame in rhombus frame recovery earlier stage, make its pressure and the duration that applys to the pinhole fully satisfy the needs that the pinhole recovered earlier stage, along with the rhombus frame when recovering, the interference force that delays to recover the subassembly can reduce gradually, until becoming invalid, the rhombus frame just can recover with the speed of predetermineeing through the choke valve, this in-process rhombus frame can fully satisfy the needs that the pinhole later stage was recovered to pressure and duration that the pinhole was applyed, thereby above-mentioned problem has effectively been solved.
It should be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims, or the equivalents of such scope and boundary.
Claims (10)
1. A nursing device for assisting in blood purification is characterized by comprising a fixing unit and a pressure applying unit, wherein the pressure applying unit comprises a rhombic sealing cavity, a rhombic inner frame, a pressure adjusting assembly and a pressure plate, the rhombic inner frame is concentrically arranged in the rhombic sealing cavity, the upper, lower, left, right, four top angles of the rhombic sealing cavity and the four top angles of the inner frame are hinged ends, the front and rear closed-loop end surfaces of the inner frame are connected with the inner walls of rectangular sealing cavities on the adjacent sides, so that the rhombic sealing cavity is hermetically divided into an outer annular cavity and an inner adjusting cavity, and the rhombic sealing cavity and the inner frame can be kept in the maximum horizontal extension state in a natural state; the pressure plate is arranged below the rhombic sealing chamber and is connected with a top corner below the outer end of the rhombic sealing chamber; diaphragms are longitudinally fixed on four outer end faces of the inner frame and connected with the inner walls of the rhombic sealing chambers on the adjacent sides, so that the outer annular chamber is hermetically divided into four independent chambers which are distributed along a cross diagonal and have the same internal air pressure; when two top corners on the horizontal diagonal of the rhombic sealed chamber are driven to approach in opposite directions by external force, two top ends on the horizontal diagonal of the inner frame synchronously move in opposite directions, so that the volumes of two independent chambers on the vertical diagonal are synchronously reduced, and the volumes of two independent chambers on the horizontal diagonal are synchronously increased; the upper independent chamber and the lower independent chamber are communicated with the lower independent chamber and the left independent chamber through pressure regulating assemblies; the fixing unit comprises arc-shaped clamping plates arranged below the pressing unit at intervals, the left end and the right end of each arc-shaped clamping plate are symmetrically provided with fastening mechanisms, and the other ends of the two fastening mechanisms are respectively connected with the outer end faces of the rhombic sealing chambers on the left side and the right side of the pressing plate.
2. A nursing device for assisting in blood purification according to claim 1, wherein the diamond-shaped sealed chamber comprises a diamond-shaped outer frame, the four top corners of the diamond-shaped outer frame, the left and right, are hinged ends, and the openings at the front and rear ends of the diamond-shaped outer frame are plugged with sealing films, so that a sealed chamber is formed inside the diamond-shaped outer frame, and when the diamond-shaped outer frame deforms under the influence of external force, the sealed chamber inside the diamond-shaped outer frame deforms synchronously.
3. A nursing device for assisting blood purification according to claim 2, wherein the rhombic frame comprises four base plates arranged at intervals along the cross direction, a flexible connecting piece is arranged between every two adjacent base plates, the width dimension of the flexible connecting piece corresponds to the width dimension of the base plates, and the left end and the right end of the flexible connecting piece are respectively connected with the end surfaces of the base plates on the adjacent sides, so that the four base plates are combined and connected to form an outer frame structure with the front end and the rear end being open.
4. A nursing device for assisting blood purification according to claim 3, wherein the inner wall of the sealing chamber inside the outer diamond frame is paved with a sealing membrane in a closed loop structure,
the length sizes of the four substrates are the same.
5. A nursing device for assisting blood purification according to claim 3, wherein the flexible connecting member is a connecting band or a spring plate with certain hardness.
6. A nursing device for assisting blood purification according to claim 2, wherein the sealing membrane is made of rubber and has elastic stretching deformation function, so that the diamond-shaped sealing chamber and the inner frame can be kept in the maximum horizontal stretching state in a natural state.
7. A nursing device for assisting in blood purification according to claim 1, wherein the pressing plate is spaced below the top corner of the lower side of the rhombic sealing chamber, hemostatic cotton is fixed on the bottom surface of the pressing plate, two fixing shafts are longitudinally spaced on the upper end surface of the pressing plate, and the top ends of the fixing shafts are connected with the outer end surface of the top corner of the lower side of the rhombic outer frame.
8. The nursing device for assisting in blood purification according to claim 1, wherein the pressure regulating assembly comprises air pipes and one-way valves, the upper independent chamber and the lower independent chamber are respectively communicated with the right independent chamber and the left independent chamber through the air pipes, the two air pipes are respectively provided with a throttle valve for regulating the size of an internal channel of the air pipes, and the one-way valves for one-way communication of the upper independent chamber and the right independent chamber and the lower independent chamber and the left independent chamber are respectively arranged between the upper independent chamber and the right independent chamber and between the lower independent chamber and the left independent chamber.
9. A nursing device for assisting blood purification according to claim 8, characterized in that the upper and lower diaphragm chambers between the upper and right independent chambers are provided with communication holes for installing one-way valves.
10. The nursing device for assisting in blood purification according to claim 1, wherein the fastening mechanism comprises a guide roller, a hook-and-loop fastener fixing roller and a hook-and-loop fastener, one section of the hook-and-loop fastener is a hook surface, the other section of the hook-and-loop fastener is a hook surface, the guide roller is fixed to the end of the arc-shaped clamping plate in a longitudinal rotating manner, the hook-and-loop fastener fixing roller is fixed to the outer end surface of the rhombic sealing chamber on the corresponding side in the longitudinal direction, the end of the hook-and-loop fastener is fixedly connected with the hook-and-loop fastener fixing roller, and the end of the hook-and-loop fastener is adhered to the hook-and-loop fastener around the guide roller.
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| CN202210230907.1A CN114569188B (en) | 2022-03-10 | 2022-03-10 | Nursing device for assisting blood purification |
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| CN202210230907.1A CN114569188B (en) | 2022-03-10 | 2022-03-10 | Nursing device for assisting blood purification |
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Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09108336A (en) * | 1995-10-18 | 1997-04-28 | Toru Niisato | Dialysis filtration device |
| US5749839A (en) * | 1994-08-18 | 1998-05-12 | Duke University | Direct mechanical bi-ventricular cardiac assist device |
| US6261257B1 (en) * | 1998-05-26 | 2001-07-17 | Renan P. Uflacker | Dialysis graft system with self-sealing access ports |
| US20040098035A1 (en) * | 2002-07-15 | 2004-05-20 | Terumo Kabushiki Kaisha | Hemostatic device |
| JP2005040394A (en) * | 2003-07-23 | 2005-02-17 | Noiesu:Kk | Blood purifier |
| US20050049630A1 (en) * | 2002-04-18 | 2005-03-03 | Robert Ambach | Tourniquet device for single-handed operation |
| JP3182237U (en) * | 2012-12-28 | 2013-03-14 | 良眞 野中 | Tourniquet |
| WO2016107158A1 (en) * | 2014-12-31 | 2016-07-07 | 武汉奥绿新生物科技有限公司 | Radial artery pressure hemostatic apparatus |
| CN205411787U (en) * | 2016-04-01 | 2016-08-03 | 岳婷婷 | Blood purifies aided nursing device |
| US20170231379A1 (en) * | 2014-08-18 | 2017-08-17 | Colgate-Palmolive Company | Oral Care Implement |
| CN107280726A (en) * | 2017-07-10 | 2017-10-24 | 天津海迈医用科技有限公司 | Continuously adjust formula arm-rest belt device |
| US20180193031A1 (en) * | 2017-01-09 | 2018-07-12 | Southern Taiwan University Of Science And Technology | Hemostatic method |
| EP3363419A1 (en) * | 2017-02-21 | 2018-08-22 | University of Ljubljana | Pneumatic tourniquet system |
| US20190167273A1 (en) * | 2016-03-25 | 2019-06-06 | Tz Medical, Inc. | Radial and ulnar compression band |
| CN211270965U (en) * | 2019-11-22 | 2020-08-18 | 梁凤玲 | Novel special tourniquet of paediatrics |
| CN211355697U (en) * | 2019-12-12 | 2020-08-28 | 河南君安康医疗设备销售有限公司 | Femoral artery intelligence hemostasis by compression device |
| CN212816914U (en) * | 2020-05-29 | 2021-03-30 | 河南省人民医院 | Blood purifies aided nursing device |
| CN213189895U (en) * | 2020-06-01 | 2021-05-14 | 云南省肿瘤医院(昆明医科大学第三附属医院) | Automatic pressing tourniquet |
| CN214966202U (en) * | 2021-01-18 | 2021-12-03 | 解远峰 | Arteria brachialis hemostasis by compression ware |
| CN113786225A (en) * | 2021-10-15 | 2021-12-14 | 卢腾祥 | Blood purification branch of academic or vocational study is with nursing device with threshold value alarming function |
| CN215606024U (en) * | 2021-09-02 | 2022-01-25 | 皖南医学院第一附属医院（皖南医学院弋矶山医院） | Adjustable arm pressing hemostasis device |
-
2022
- 2022-03-10 CN CN202210230907.1A patent/CN114569188B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5749839A (en) * | 1994-08-18 | 1998-05-12 | Duke University | Direct mechanical bi-ventricular cardiac assist device |
| JPH09108336A (en) * | 1995-10-18 | 1997-04-28 | Toru Niisato | Dialysis filtration device |
| US6261257B1 (en) * | 1998-05-26 | 2001-07-17 | Renan P. Uflacker | Dialysis graft system with self-sealing access ports |
| US20050049630A1 (en) * | 2002-04-18 | 2005-03-03 | Robert Ambach | Tourniquet device for single-handed operation |
| US20040098035A1 (en) * | 2002-07-15 | 2004-05-20 | Terumo Kabushiki Kaisha | Hemostatic device |
| JP2005040394A (en) * | 2003-07-23 | 2005-02-17 | Noiesu:Kk | Blood purifier |
| JP3182237U (en) * | 2012-12-28 | 2013-03-14 | 良眞 野中 | Tourniquet |
| US20170231379A1 (en) * | 2014-08-18 | 2017-08-17 | Colgate-Palmolive Company | Oral Care Implement |
| WO2016107158A1 (en) * | 2014-12-31 | 2016-07-07 | 武汉奥绿新生物科技有限公司 | Radial artery pressure hemostatic apparatus |
| US20190167273A1 (en) * | 2016-03-25 | 2019-06-06 | Tz Medical, Inc. | Radial and ulnar compression band |
| CN205411787U (en) * | 2016-04-01 | 2016-08-03 | 岳婷婷 | Blood purifies aided nursing device |
| US20180193031A1 (en) * | 2017-01-09 | 2018-07-12 | Southern Taiwan University Of Science And Technology | Hemostatic method |
| EP3363419A1 (en) * | 2017-02-21 | 2018-08-22 | University of Ljubljana | Pneumatic tourniquet system |
| CN107280726A (en) * | 2017-07-10 | 2017-10-24 | 天津海迈医用科技有限公司 | Continuously adjust formula arm-rest belt device |
| CN211270965U (en) * | 2019-11-22 | 2020-08-18 | 梁凤玲 | Novel special tourniquet of paediatrics |
| CN211355697U (en) * | 2019-12-12 | 2020-08-28 | 河南君安康医疗设备销售有限公司 | Femoral artery intelligence hemostasis by compression device |
| CN212816914U (en) * | 2020-05-29 | 2021-03-30 | 河南省人民医院 | Blood purifies aided nursing device |
| CN213189895U (en) * | 2020-06-01 | 2021-05-14 | 云南省肿瘤医院(昆明医科大学第三附属医院) | Automatic pressing tourniquet |
| CN214966202U (en) * | 2021-01-18 | 2021-12-03 | 解远峰 | Arteria brachialis hemostasis by compression ware |
| CN215606024U (en) * | 2021-09-02 | 2022-01-25 | 皖南医学院第一附属医院（皖南医学院弋矶山医院） | Adjustable arm pressing hemostasis device |
| CN113786225A (en) * | 2021-10-15 | 2021-12-14 | 卢腾祥 | Blood purification branch of academic or vocational study is with nursing device with threshold value alarming function |
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