CN215273772U

CN215273772U - Bone joint postoperative cold compress device

Info

Publication number: CN215273772U
Application number: CN202120279984.7U
Authority: CN
Inventors: 卢世豪
Original assignee: Henan University of Science and Technology
Current assignee: Henan University of Science and Technology
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-12-24
Anticipated expiration: 2031-02-01

Abstract

Providing a bone joint postoperative cold compress device, which is provided with a case with rollers arranged at the bottom, wherein a refrigeration component and an ultrasonic atomization component are arranged in the case; the top of the case is provided with a cold air outlet of an axial flow fan M1 which is connected with an inlet of a three-way pipe through a cold air hose; a fog outlet at the top of the case is connected with the other inlet of the three-way pipe through an atomizing air hose; the outlet of the three-way pipe is communicated with the handheld nozzle through a handheld nozzle hose; the hand-held spray head consists of a hand-held handle and a spray head shell; the spray head housing has a local cooling nozzle and a diffusion cooling nozzle that are removable and replaceable by threads. The utility model adopts the non-contact atomization cold compress mode to perform postoperative analgesia treatment through the handheld spray head which can flexibly rotate towards any direction, thereby having no contact pain and comfortable cold compress experience; the nozzle is replaceable, so that the problem that small tissue wound surfaces or joint conventional wound surfaces are selectively used according to requirements can be solved; can finish the atomization of the analgesic liquid medicine and the uniform infiltration type medicine application when necessary.

Description

Bone joint postoperative cold compress device

Technical Field

The utility model belongs to the technical field of medical science health cooling utensil, concretely relates to bone joint postoperative cold compress device.

Background

The cold therapy after operation refers to a physical therapy in which physical factors lower in body temperature than the human body are applied to the affected part to treat the affected part. With the evidence of basic clinical experiments, the cold compress treatment after the cold therapy can effectively relieve pain and swelling, and the cold compress treatment in a certain time can play the role of pain relief and swelling reduction. At present, the common cold compress device is used for cold compress by filling ice in an ice bag, and has the advantages of simple structure, economy, practicability and easy realization; but the defects are that the ice cubes are easy to melt and need to be frequently replaced, so that the labor intensity of medical staff is increased; furthermore, the ice cold compress belongs to contact cold compress and is suitable for postoperative compression cold compress treatment; for some orthopedic postoperative cold therapy methods which need to avoid direct contact with the affected part, the contact cold therapy method is not suitable because the affected part of the patient generates compressive secondary injury to influence the cold therapy comfort experience of the patient; in addition, the cold compress of the ice bag can not keep the constant temperature for a long time, and the cold compress durability is not good enough, so the following technical scheme is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the bone joint postoperative cold compress device is provided, and the technical problems that continuous contact pain experience is generated on an affected part of a patient due to compression of the affected part in contact cold compress treatment in the prior art, the tolerance of the patient is poor, and the patient is not suitable for long-time cold compress are solved by adopting an atomization non-contact cold compress treatment mode; meanwhile, when necessary, the cavitation of the ultrasonic atomization technology is utilized, so that the operation of uniformly coating the pain liquid medicine in a non-contact manner is facilitated; the skin can absorb the liquid medicine molecules quickly and uniformly; by the design of the handheld spray head with the replaceable nozzle, diversified non-contact cold compress treatment can be completed in a targeted manner according to the area of an affected part; the portable design holds comfortably, and the arbitrary angle of shower nozzle rotates in a flexible way freely, can satisfy 360 no dead angles of different size bone joints and use in a flexible cold compress, and the operation of pertinence treatment is more comfortable freely, and is more convenient and fast.

The utility model adopts the technical proposal that: the cold compress device after the bone joint operation comprises a case, the bottom of which is provided with a roller, and a refrigeration component and an ultrasonic atomization component are arranged in the case; the top of the case is provided with a cold air outlet and a mist outlet; the cold air outlet is coaxially and fixedly provided with an axial flow fan M1, is connected with a cold air hose through a cold air pipe joint and is connected with one inlet of the three-way pipe through the cold air hose; the mist outlet is connected with an atomizing air hose through an atomizing pipe joint and is connected with the other inlet of the three-way pipe through the atomizing air hose; the outlet of the three-way pipe is communicated with the handheld nozzle through a handheld nozzle hose; the hand-held spray head consists of a hand-held handle and a spray head shell; the spray head housing has nozzles that are removable and replaceable by threads, and the nozzles include localized cooling nozzles and diffusion cooling nozzles.

On the basis of the technical scheme, for adopting a green energy-saving mode to refrigerate, further: the refrigeration component is an absorption refrigeration component; the absorption refrigeration component comprises a liquid storage tank, a generator, a separator, a condenser, an evaporator and an absorber which are connected in sequence; a rectifying pipe is arranged between the separator and the condenser; the absorber and the liquid storage tank, the liquid storage tank and the generator and the separator adopt a siphon principle to flow back liquid.

On the basis of the technical scheme, the green refrigeration assembly can still be driven to establish refrigeration cycle in the cold environment, and further comprises the following steps: the generator is provided with an electric heating wire; the electric heating wire is provided with an electric heating switch and an indicator light LED; the refrigerator comprises a cabinet (1), a refrigeration component (2) and an access door I (24) which is opened at the back; an electric heating switch (22) and an indicator light LED (23) are fixedly arranged on the access door I (24).

On the basis of the technical scheme, the ultrasonic atomization assembly can be conveniently operated by water injection, water drainage and anti-overflow without starting the box, and further comprises the following steps: the ultrasonic atomization component comprises a liquid storage bottle packaged in the case, and an overflow pipe, a liquid injection pipe and a drain pipe which extend out of the case are respectively arranged at the upper part, the middle part and the bottom of the liquid storage bottle and are communicated with the liquid storage bottle; and an access door II is arranged on the top of the case corresponding to the ultrasonic atomization component.

In order to facilitate the heat dissipation of the case and ensure the stable operation of electronic components: on the basis of the technical scheme, a heat radiation fan M2 is arranged at the side part of the case; the casing body of the case body of the axial flow fan M2 is provided with a plurality of waist-shaped heat dissipation holes.

On the basis of the technical scheme, the holding comfort is improved; the long-time holding fatigue is reduced; the bone joint is convenient to hold by hand to complete flexible rotation non-contact cold therapy in all directions; it also facilitates the positioning and suspension non-contact cold compress of the hand-held spray head without hand-holding, preferably: the spray head shell of the hand-held spray head and the hand-held handle are connected into a whole in an L shape and are of a hollow engineering plastic shell structure; wherein the spray head shell is a square, round or oval spray head shell, and the volume is less than or equal to 70 multiplied by 20mm 3; the top of the spray head shell is provided with a left-right symmetrical concave surface, and hanging rings for hanging are symmetrically arranged on the left side and the right side of the concave surface; the handheld handle has a certain radian, and four holding grooves are formed in the radian concave side surface of the handheld handle.

On the basis of the technical scheme, the point-to-point local wound non-contact cold compress requirement is realized by adopting a simple structure; can also meet the requirements of large-area coating radiation type non-contact cold compress of bone joints, and further comprises the following steps: the local cooling nozzle is made of engineering plastics, one end of the local cooling nozzle is provided with an external thread connector, the other end of the local cooling nozzle is provided with a sealing plate, the center of the sealing plate is provided with a cylindrical or conical cylindrical single-hole nozzle which protrudes outwards, and the diameter of an outlet at the tail end of the single-hole nozzle is less than or equal to 10 mm; the diffusion type cooling nozzle is made of engineering plastics, one end of the diffusion type cooling nozzle is provided with an external thread connector, and the other end of the diffusion type cooling nozzle is provided with an outward convex arc-shaped spherical surface convenient for atomized cold air to be sprayed in a diffusion mode; a plurality of air-permeable meshes are distributed in an arc spherical array mode, the diameter of each mesh is less than or equal to 2.5mm, and the center distance between every two adjacent meshes is 5-8 mm; and the maximum cross section diameter of the arc-shaped spherical surface is 35-60 mm.

The utility model has the advantages compared with the prior art:

1. the utility model can be operated in a non-contact manner, and the hand-held spray head 11 can rotate at any angle according to the particularity of the bone joint structure and the difference of individual body types, so that the non-contact cold compress without dead angles can be realized compared with the wrapping type cold compress; compared with the cold compress of an ice bag, the immersion type cold compress effect can be realized; is particularly suitable for the cold compress without dead angle when the hand-held flexible rotation of the special structure of the bone joint is carried out; the sense of tenderness of the contact cold compress is eliminated, and the cold compress cushion is comfortable, flexible and free;

2. the double nozzles of the utility model can be replaced for use; the device can meet the requirements of local treatment of small wound surfaces and large-area coverage treatment, and is flexible and various to use as required; the orthopedic joint compression device can meet the requirement of no dead angle treatment of orthopedic joints, and can be applied to treatment of inapplicable compression contact cold compress after facial surgery, nasal surgery and the like; the universality is ideal;

3. the utility model can add the pain liquid medicine into the liquid storage bottle by applying the ultrasonic atomization technology, and the liquid medicine absorption is accelerated by utilizing the cavitation effect of the ultrasonic atomization, so that the liquid medicine is more uniform than the smearing type medicine application and the pain feeling caused by the contact of the medicine is avoided; the medicine application experience is more comfortable, and no contact stimulation pain is caused;

4. the ultrasonic atomization and cold compress treatment of the utility model can be connected in parallel and simultaneously generate cold air fog through the three-way pipe, and the cold air fog is simultaneously sprayed out for use; can also be used independently; the nozzle can be replaced by a local cold compress nozzle so as to carry out point-to-point accurate cold compress on the small-area tissue wound surface; the immersion type non-contact cold compress can also be adopted in a large-area radiation cold compress mode, can be selected according to requirements, and is flexible and various;

5. the utility model discloses atomizing liquid feeding need not the unpacking completion, adopts the highest notes liquid height of overflow mode suggestion, avoids excessive filling, simple structure, easy operation.

Drawings

Fig. 1 is a schematic perspective exploded view of the present invention;

FIG. 2 is a schematic diagram of a side perspective view of the case of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of another side of the case of FIG. 1 according to the present invention;

FIG. 4 is a schematic perspective view of a local cooling nozzle for hand-held shower head installation according to the present invention;

FIG. 5 is a schematic view of the structure of the diffusion cooling nozzle for hand-held shower head installation according to the present invention;

FIG. 6 is a schematic perspective view of a partial cooling nozzle;

FIG. 7 is a schematic block diagram of a diffusion cooling nozzle;

FIG. 8 is a schematic diagram of the structure and operation of an absorption refrigeration assembly;

fig. 9 is a schematic diagram of a control circuit according to the present invention.

Detailed Description

Specific embodiments of the present invention will be described below with reference to fig. 1 to 9. It is to be understood that the following description of the embodiments is merely exemplary and not intended to limit the invention in any way.

The following examples are provided to facilitate a better understanding of the present invention, and the ultrasonic atomization method and the refrigeration method of the absorption refrigeration assembly in the following examples are conventional methods unless otherwise specified. The materials for the members used in the following examples are commercially available unless otherwise specified. The control circuit in the following embodiments is implemented in a conventional control manner unless otherwise specified.

In the present invention, without the contrary explanation, it is understood that: the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", "disposed" and "provided" are to be interpreted broadly, e.g. as being either fixedly connected or detachably connected, or integrally connected. For example, they may be mechanically connected directly or indirectly through other intermediate members. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Bone joint postoperative cold compress device, its characterized in that: the ultrasonic atomizing refrigeration machine comprises a machine case 1 with rollers arranged at the bottom, wherein the rollers are preferably universal wheels, and a refrigeration assembly 2 and an ultrasonic atomizing assembly 3 are arranged in the machine case 1; the refrigerating assembly 2 is used for continuously producing cold air for cold non-contact cold application; the ultrasonic atomization component 3 is used for carrying out ultrasonic cavitation atomization treatment on the analgesic liquid medicine by utilizing an ultrasonic excitation principle, so that uniform non-contact infiltrating type coating operation on the surface layer of the skin after ultrasonic oscillation cavitation atomization of the pain liquid medicine is realized, and the pain feeling of contact medicine application is reduced; the cold compress bag can be mixed with cold air to be sprayed out, the wind sense experience of the high-speed outflow of the cold air is buffered, and the more comfortable immersion type wrapping cold compress effect is achieved. The top of the case 1 is provided with a cold air outlet 4 and a mist outlet 5; to facilitate the directional outflow of the cold air of the refrigeration assembly 2: the cold air outlet 4 is coaxially and fixedly provided with an axial flow fan (M1)6 (see fig. 1 and 9), and for convenient replacement of hoses with different lengths: the cold air outlet 4 is connected with a cold air hose 7 through a cold air pipe joint, preferably a threaded pipe joint, and the cold air hose 7 is preferably a plastic hose capable of being bent in a universal mode; then a cold air hose 7 is connected with one inlet of a three-way pipe 8; the three-way pipe 8 is used for realizing effective mixing of atomizing gas and cold air; in the same way: the fog outlet 5 is connected with an atomizing air hose 9 which can change the long and short pipes as required through an atomizing pipe joint, and the atomizing air hose 9 is preferably a universal and complete plastic hose; and is connected with the other inlet of the three-way pipe 8 through an atomizing air hose 9; the outlet 81 of the three-way pipe 8 is communicated with the hand-held spray head 11 through the hand-held spray head hose 10 (with reference to fig. 4 and 5); the hand-held spray head 11 consists of a hand-held handle 12 and a spray head shell 13; the handheld handle 12 is used for holding operation, is convenient to rotate flexibly through the wrist, meets different human body shapes, has a special bending structure, is used for immersion wrapping type non-contact cold compress operation without dead angles at 360 degrees of bone joints, is comfortable to hold for a long time, is free from collapse, and rotates flexibly, reliably and freely. The spray head shell 13 is provided with nozzles which are disassembled and replaced through threads, and the nozzles comprise local cooling nozzles 14 and diffusion type cooling nozzles 15 (see fig. 6 and 7), wherein the local cooling nozzles 14 are used for point-to-point cold compress of small wound tissues; the diffusion cooling nozzle 15 is used for immersion wrap-around cold compress for a special curved bone joint.

On the basis of the technical scheme, for adopting a green energy-saving mode to refrigerate, further: (as shown in fig. 8) the refrigeration assembly 2 is an absorption refrigeration assembly; the absorption refrigeration component comprises a liquid storage tank, a generator, a separator, a condenser, an evaporator and an absorber which are connected in sequence; in order to realize the complete separation of ammonia gas and water after evaporation: a rectifying pipe is arranged between the separator and the condenser; in order to save energy consumption: the absorber and the liquid storage tank, the liquid storage tank and the generator and the separator adopt a siphon principle to flow back liquid.

For the absorption refrigeration assembly, it is to be noted that: (as shown in fig. 8) the absorption refrigeration component uses the liquid refrigerant to evaporate and absorb heat to realize refrigeration. Namely, the absorption refrigeration component utilizes heat energy, does not need a compressor, has no noise and pollution and has small volume; compared with Freon refrigeration, the refrigeration component is a green refrigeration component. In addition, the refrigeration mode utilizes the state change in the heat absorption and heat release processes of two binary solutions (such as ammonia-water solution and lithium bromide-water solution) with larger boiling point difference to drive the refrigeration cycle. This example takes an ammonia-water solution as an example: wherein ammonia is a refrigerant and water is an absorbent; ammonia water flows into the generator from the liquid storage tank at the bottom of the machine core (liquid can be guided by adopting a siphon principle), the ammonia water is heated and evaporated in the generator, and the heating and evaporation mode is not limited to a conventional electric heating mode; the ammonia gas separated by heating in the separator overflows and rises to a top condenser in a bubble form, the ammonia gas is naturally absorbed and cooled under the action of heat radiating fins of the condenser and is changed into liquid ammonia from gaseous ammonia, the liquid ammonia is radiated through a condenser pipe of the condenser and then is guided to flow into an evaporator, the heat is efficiently and quickly absorbed in the evaporator due to the rapid gasification effect of the evaporator, so that the refrigeration is realized, and the refrigerated cold air is connected with a cold air outlet 4 through a cold air pipeline and is sent out along a cold air hose 7, a three-way pipe 8, a handheld spray head hose 10 and a handheld spray head 11 in turn under the action of a flow fan (M1)6 from the cold air outlet 4; the gasified ammonia gas is dissolved in water again in the absorber to form ammonia water solution with enough concentration, and then the ammonia water solution flows back into the liquid storage tank, and enters the generator again from the liquid storage tank to start the next heat exchange circulation. Wherein, between absorber and liquid storage pot; between the generator and the separator; the siphon pipe backflow liquid is established between the liquid storage tank and the generator by utilizing the siphon principle, so that the refrigeration system can continuously run without any mechanical transmission, and continuous refrigeration is formed. Belongs to an application of freon-free environment-friendly refrigeration technology which is economical, environment-friendly, energy-saving and beneficial to miniaturization design.

On the basis of the technical scheme, the green refrigeration assembly can still be driven to establish refrigeration cycle in the cold environment, and further comprises the following steps: the generator adopts a solar heating mode, and realizes manual control on whether the green refrigeration assembly system runs or not for providing a heat source for separating ammonia gas from water: replace solar heating, satisfy indoor user demand: the generator is provided with an electric heating wire; the electric heating wire is electrically connected with an electric heating switch 22 and an indicator light LED23 which are arranged on the shell of the case 1; and the electric heating switch 22 and the indicator light LED23 are fixedly installed at the rear opening access door I24 of the refrigeration component 2 of the cabinet 1 (see 2 in combination with the circuit diagram of FIG. 9). When the electric heating switch 22 is used, the operation of the green refrigeration component can be manually controlled in a mode of turning on the electric heating switch 22.

On the basis of the technical scheme, the ultrasonic atomization assembly can be conveniently operated by water injection, water drainage and anti-overflow without starting the box, and further comprises the following steps: the ultrasonic atomization component 3 comprises a liquid storage bottle packaged in the case 1, and the liquid storage bottle is used for storing pain liquid medicine and medical pure water. An overflow pipe 31 which is communicated with the liquid storage bottle and positioned at the upper part of the liquid storage bottle and extends out of the case is arranged, the overflow pipe 31 comprises a ball valve switch, and the overflow pipe is used for preventing the liquid storage bottle from being automatically overflowed for use after being filled into a liquid high position and being at a warning water level after the ball valve of the overflow pipe is opened; a liquid injection pipe 32 extending out of the case is arranged in the middle of the liquid storage bottle, and the liquid injection pipe 32 is also additionally provided with a simple ball valve switch to realize manual opening and closing; the liquid injection pipe 32 can be connected with a special liquid injection pump and a liquid injection pipeline for injecting liquid; the bottom of the liquid storage bottle is provided with a drain pipe 33 extending out of the case, the drain pipe 33 is used for emptying operation in a natural outflow mode, and correspondingly, the pipeline of the drain pipe 33 is arranged in an axial direction downwards in an inclined mode. For convenient maintenance: an access door II 34 is arranged at the top of the case 1 corresponding to the ultrasonic atomization component 3, and the access door II 34 is provided with a handle; the access door II 34 can be opened and closed through a hinge and locked by a mechanical lock.

When in use: during liquid injection, the overflow pipe 31 and the liquid injection pipe 32 are opened, and the drain pipe 33 is closed; filling liquid by adopting a pumping mode; stopping filling when the overflow pipe begins to overflow, and closing the overflow pipe; closing the liquid injection pipe to finish the filling; when discharging liquid; the overflow pipe 31 is closed, and the liquid filling pipe 32 and the water discharging pipe 33 can be opened simultaneously to discharge liquid until the liquid is emptied.

In order to facilitate the heat dissipation of the case and ensure the stable operation of electronic components: on the basis of the technical scheme, a heat radiation fan (M2)25 is arranged at the side part of the chassis 1 (shown in figures 3 and 2); the casing body of the axial flow fan (M2)25 is provided with a plurality of waist-shaped heat dissipation holes 21.

On the basis of the technical scheme, the holding comfort is improved; the long-time holding fatigue is reduced; and facilitating hand-held completion of all directions of bone jointsFlexible rotation non-contact cold therapy; it also facilitates the positioning and suspension non-contact cold compress of the hand-held spray head without hand-holding, preferably: (refer to fig. 4 and 5 in combination with fig. 1) a spray head shell 13 of the handheld spray head 11 and a handheld handle 12 are connected into a whole in an L shape and are of a hollow engineering plastic shell structure; specifically, the shape of the hand-held shower head 11 is preferably designed in an L shape with reference to a connection structure of a telephone handset and an earphone part to satisfy a comfortable demand for long-time holding and a non-contact cold compress spraying demand of a shower head immersion wrapping type. Wherein the spray head shell 13 is a square, round or oval spray head shell with the volume increased compared with the cavity of the handle 12, and the volume is less than or equal to 70 multiplied by 20mm³(ii) a In addition, in order to conveniently liberate both hands when necessary, adopt and suspend fixed mode fixed point and fasten and suspend fixed handheld shower nozzle 11 in midair and carry out the cold compress: the top of the spray head shell 13 is provided with concave surfaces 131 which are symmetrical left and right and are used for reducing the pressure drop of the spray head shell 13 after the volume is increased; on the other hand, the hand-held spray head 11 is used for symmetrically balanced suspension: specifically, the method comprises the following steps: hanging rings 132 for hanging are symmetrically arranged on the left and the right of the inner concave surface 131; the lifting rings 132 are respectively tied with lifting ropes with the same length, and the fixed-point non-contact cold compress use is realized by hanging hooks through the lifting ropes; in order to increase the holding comfort, the handle 12 has a certain radian, and four holding grooves 121 are formed on the concave side surface of the radian of the handle, and the four holding grooves 121 are used for holding the fingers except the thumb comfortably (as shown in fig. 1).

On the basis of the technical scheme, the point-to-point local wound non-contact cold compress requirement is realized by adopting a simple structure; can also meet the requirements of large-area coating radiation type non-contact cold compress of bone joints, and further comprises the following steps: the local cooling nozzle 14 is made of engineering plastics, and the engineering plastics are used for manufacturing the handheld spray head 11 with a hollow structure, so that the local cooling nozzle has the advantages of light weight and convenience in injection molding. An external thread connector is arranged at one end of the local cooling nozzle 14 and is screwed and matched with an internal thread connector arranged on the front surface of the spray head shell 13; the other end of the local cooling peng 14 is provided with a sealing plate 141 (as shown in fig. 6), the center of the sealing plate 141 is provided with a convex cylindrical or conical single-hole nozzle 142, the diameter of the outlet at the tail end of the single-hole nozzle 141 is less than or equal to 10mm, and the single-hole nozzle 141 is used for point-to-point cold compress aiming at small wound tissues. Similarly, for convenient change dismantlement and quick erection joint: the diffusion type cooling nozzle 15 is made of engineering plastics, one end of the diffusion type cooling nozzle is provided with an external thread connector, and the other end of the diffusion type cooling nozzle is provided with an arc-shaped spherical surface 151 convenient for atomized cold air to be sprayed in a diffusion mode; a plurality of air-permeable meshes 152 are distributed in an array manner on the arc spherical surface 151, the diameter of each mesh 152 is less than or equal to 2.5mm, and the center distance between adjacent meshes 152 is 5-8 mm; and the maximum cross section diameter of the arc spherical surface 151 is 35-60mm, and the immersion wrap-around type cold compress using requirement of the special curved surface of the bone joint is met in cooperation with an ultrasonic atomization air outlet mode.

See fig. 9 for a control circuit diagram; switches Q1, Q2, Q3 and Q4 corresponding to the axial flow fan M1, the heat dissipation fan M2, the ultrasonic transducer and the like can be installed on the controller in a centralized and corresponding mode so as to achieve centralized control. With regard to the circuit diagram shown in fig. 9, it should be noted that: the utility model adopts the high-frequency resonance of the ceramic atomization sheet to break up the liquid water molecule structure to generate natural and elegant water mist, does not need chemical reagents, and is energy-saving and efficient compared with a heating atomization mode; in addition, the atomized molecules after cavitation contain negative ion components, and the electrostatic effect generated by the contact of the negative ion components and air is cooperated with the pain liquid medicine for combined action, so that the antibacterial pain liquid medicine has the synergistic effect of bacteriostasis and pain. QA, L2, C1, L1, C3, C2, R1 and U, WR1 form a high-power high-frequency oscillator, a capacitance three-point oscillation circuit is adopted, and the oscillation frequency of the circuit is 1.013 MHz. A resonant loop consisting of L2 and C1 is used for determining the amplitude; the resonance frequency formed by C1 and C3 is greater than the oscillation frequency of the circuit, and the double resonance loops are used for synthesizing the oscillation frequency of the circuit, so that the oscillator can stably work under high power. In addition, the triode adopts 13009 and a radiating fin; r1 and WR1 are bias resistors, WR1 is adjusted to enable the output of the oscillator to be moderate, and circuit oscillation is determined; a is an ammeter used for confirming that the circuit is guaranteed to be about 0.4A, and circuit debugging is facilitated. The atomizing water spray head is fixed at the bottom of the liquid storage bottle, and the liquid level height is ensured to be 6-10 cm.

The utility model discloses a theory of operation is: the refrigeration assembly or the atomization assembly can be independently and respectively started to operate and can also be operated simultaneously; the refrigeration assembly is used for non-contact cold compress; the atomization component and the refrigeration component are used simultaneously, so that the cold air flow rate of the refrigeration component can be buffered, and the wrapping immersion type non-contact cold compress application is realized; meanwhile, when the liquid storage bottle of the atomization assembly is filled with the pain liquid medicine; the spraying mode can be adopted for the pain liquid medicine, so that the pain liquid medicine is painless and can be more uniformly coated in an infiltration mode; the body feeling is more comfortable; moreover, through the handheld spray head, 360-degree dead-angle-free uniform immersion type non-contact pain-free cold compress can be performed on the bone joints with special structures; by replacing the nozzle, large-area wound surface cold compress and point-to-point small tissue wound surface cold compress can be freely selected for use; the motor-driven is flexible, and the universality is ideal; the spherical surface is cooled, and compared with the plane, the non-contact cold compress application with larger radiation area can be realized; the wrap-around immersion type cold compress effect is excellent.

From the above description it can be found that: firstly, the utility model can realize non-contact hand-held operation, and the hand-held spray head 11 can rotate at any angle according to the particularity of the bone joint structure and the difference of individual body types, so that compared with wrapping type cold compress, the non-contact cold compress without dead angles can be realized; compared with the cold compress of an ice bag, the immersion type cold compress effect can be realized; is particularly suitable for the cold compress without dead angle when the hand-held flexible rotation of the special structure of the bone joint is carried out; eliminates the sense of tenderness of contact cold compress, and is comfortable, flexible and free. Secondly, the double nozzles of the utility model can be replaced for use; the device can meet the requirements of local treatment of small wound surfaces and large-area coverage treatment, and is flexible and various to use as required; the orthopedic joint compression device can meet the requirement of no dead angle treatment of orthopedic joints, and can be applied to treatment of inapplicable compression contact cold compress after facial surgery, nasal surgery and the like; the universality is ideal. Moreover, the utility model can add the pain liquid medicine into the liquid storage bottle by applying the ultrasonic atomization technology, and the liquid medicine absorption is accelerated by utilizing the cavitation effect of the ultrasonic atomization, so that the liquid medicine is more uniform than the smearing type medicine application, and the pain feeling of the medicine application contact is avoided; the medicine application experience is more comfortable, and the pain feeling is not stimulated by contact. Finally, the ultrasonic atomization and cold compress treatment of the utility model can be connected in parallel and simultaneously output cold air mist through the three-way pipe, and the cold air mist is sprayed out for use; can also be used independently; the nozzle can be replaced by a local cold compress nozzle so as to carry out point-to-point accurate cold compress on the small-area tissue wound surface; the mode of large-area radiation cold compress and immersion type non-contact cold compress can be adopted, and the method can be selected according to requirements and is flexible and various. Moreover, the utility model discloses the atomizing liquid feeding need not the unpacking completion, adopts the highest notes liquid height of overflow mode suggestion, avoids excessive filling, simple structure, easy operation.

In summary, the utility model adopts the atomization non-contact cold compress treatment mode to solve the technical problems of continuous contact pain experience on the affected part of the patient caused by the compression of the affected part in the contact cold compress treatment in the prior art, poor tolerance of the patient and unsuitability for long-time cold compress; meanwhile, when necessary, the cavitation of the ultrasonic atomization technology is utilized, so that the operation of uniformly coating the pain liquid medicine in a non-contact manner is facilitated; the skin can absorb the liquid medicine molecules quickly and uniformly; the cold air outlet speed of the cold air is favorably buffered and reduced, and the homogenization immersion wrapping type cold compress effect is realized; by the design of the handheld spray head with the replaceable nozzle, diversified non-contact cold compress treatment can be completed in a targeted manner according to the area of an affected part; the portable design holds comfortably, and the arbitrary angle of shower nozzle rotates in a flexible way freely, can satisfy 360 no dead angles of different size bone joints and use in a flexible cold compress, and the operation of pertinence treatment is more comfortable freely, and is more convenient and fast.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. Bone joint postoperative cold compress device, its characterized in that: the ultrasonic atomizing device comprises a case (1) with rollers mounted at the bottom, wherein a refrigerating assembly (2) and an ultrasonic atomizing assembly (3) are arranged in the case (1); the top of the case (1) is provided with a cold air outlet (4) and a mist outlet (5); the cold air outlet (4) is coaxially and fixedly provided with an axial flow fan M1(6), the cold air outlet (4) is connected with a cold air hose (7) through a cold air pipe joint, and then the cold air hose (7) is connected with one inlet of a three-way pipe (8); the mist outlet (5) is connected with an atomizing air hose (9) through an atomizing pipe joint and is connected with the other inlet of the three-way pipe (8) through the atomizing air hose (9); an outlet (81) of the three-way pipe (8) is communicated with the handheld nozzle (11) through the handheld nozzle hose (10); the handheld spray head (11) consists of a handheld handle (12) and a spray head shell (13); the nozzle head housing (13) has nozzles that are replaced by screw removal and include localized cooling nozzles (14) and diffusion cooling nozzles (15).

2. A bone arthroscopic postoperative cold compress device according to claim 1 and further comprising: the refrigerating assembly (2) is an absorption refrigerating assembly; the absorption refrigeration component comprises a liquid storage tank, a generator, a separator, a condenser, an evaporator and an absorber which are connected in sequence; a rectifying pipe is arranged between the separator and the condenser; the absorber and the liquid storage tank, the liquid storage tank and the generator and the separator adopt a siphon principle to flow back liquid.

3. A bone arthroscopic postoperative cold compress device according to claim 2 and further comprising: the generator is provided with an electric heating wire; the electric heating wire is provided with an electric heating switch (22) and an indicator light LED (23); the refrigerator comprises a cabinet (1), a refrigeration component (2) and an access door I (24) which is opened at the back; an electric heating switch (22) and an indicator light LED (23) are fixedly arranged on the access door I (24).

4. A bone arthroscopic postoperative cold compress device according to claim 1 and further comprising: the ultrasonic atomization component (3) comprises a liquid storage bottle packaged in the case (1), and an overflow pipe (31), a liquid injection pipe (32) and a drain pipe (33) which are communicated with the liquid storage bottle and are positioned at the upper part, the middle part and the bottom of the liquid storage bottle and respectively extend out of the case are arranged; and an access door II (34) is arranged at the top of the case (1) corresponding to the ultrasonic atomization component (3).

5. A bone arthroscopic postoperative cold compress device according to claim 1 and further comprising: a heat radiation fan M2(25) is arranged at the side part of the case (1); the casing body of the case body of which the axial flow is opposite to the cooling fan M2(25) is provided with a plurality of waist-shaped cooling holes (21).

6. A bone arthroscopic postoperative cold compress device according to claim 1 and further comprising: a spray head shell (13) of the handheld spray head (11) and the handheld handle (12) are connected into a whole in an L shape and are of a hollow engineering plastic shell structure; wherein the spray head shell (13) is a square, round or oval spray head shell, and the volume of the spray head shell (13) is less than or equal to 70 multiplied by 20mm 3; the top of the spray head shell (13) is provided with a left-right symmetrical inner concave surface (131), and hanging rings (132) for hanging are symmetrically arranged on the left and right of the inner concave surface (131); the handheld handle (12) has a certain radian, and four holding grooves (121) are formed on the concave side surface of the radian of the handheld handle.

7. A bone arthroscopic postoperative cold compress device according to claim 1 and further comprising: the local cooling nozzle (14) is made of engineering plastics, one end of the local cooling nozzle is provided with an external thread connector, the other end of the local cooling nozzle is provided with a sealing plate (141), the center of the sealing plate (141) is provided with a cylindrical or conical single-hole nozzle (142) which protrudes outwards, and the diameter of the outlet at the tail end of the single-hole nozzle (142) is less than or equal to 10 mm; the diffusion type cooling nozzle (15) is made of engineering plastics, and one end of the diffusion type cooling nozzle is provided with an external thread connector while the other end is provided with an outer convex arc-shaped spherical surface (151); a plurality of air-permeable meshes (152) are distributed in an array manner on the arc spherical surface (151), the diameter of each mesh (152) is less than or equal to 2.5mm, and the center distance between adjacent meshes (152) is 5-8 mm; the maximum cross-sectional diameter of the arc-shaped spherical surface (151) is 35-60 mm.