CN213406703U - Limb Circulation Pressurized Humidification Oxygen Therapy Apparatus - Google Patents
Limb Circulation Pressurized Humidification Oxygen Therapy Apparatus Download PDFInfo
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- CN213406703U CN213406703U CN202020587768.4U CN202020587768U CN213406703U CN 213406703 U CN213406703 U CN 213406703U CN 202020587768 U CN202020587768 U CN 202020587768U CN 213406703 U CN213406703 U CN 213406703U
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- sealing door
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- 238000002640 oxygen therapy Methods 0.000 title claims abstract description 33
- 230000004087 circulation Effects 0.000 title claims description 23
- 238000000554 physical therapy Methods 0.000 claims abstract description 53
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 239000007789 gas Substances 0.000 claims abstract description 14
- 238000002560 therapeutic procedure Methods 0.000 claims abstract description 14
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 22
- 239000001301 oxygen Substances 0.000 claims description 22
- 229910052760 oxygen Inorganic materials 0.000 claims description 22
- 229920001971 elastomer Polymers 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
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- 210000003437 trachea Anatomy 0.000 claims description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims 1
- 208000027418 Wounds and injury Diseases 0.000 abstract description 14
- 206010052428 Wound Diseases 0.000 abstract description 12
- 238000001125 extrusion Methods 0.000 abstract description 5
- 230000001684 chronic effect Effects 0.000 abstract description 4
- 230000029663 wound healing Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 210000003414 extremity Anatomy 0.000 description 86
- 230000035876 healing Effects 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 208000031104 Arterial Occlusive disease Diseases 0.000 description 2
- 208000005189 Embolism Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 208000021328 arterial occlusion Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 206010012601 diabetes mellitus Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000000214 mouth Anatomy 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 231100000241 scar Toxicity 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 208000025865 Ulcer Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000007906 compression Methods 0.000 description 1
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- 238000002316 cosmetic surgery Methods 0.000 description 1
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- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
- 239000011886 peripheral blood Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
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- 231100000397 ulcer Toxicity 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Accommodation For Nursing Or Treatment Tables (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
本实用新型公开了一种肢体循环加压湿化氧疗仪，包括：理疗箱，理疗箱具有第一侧面，第一侧面设有供患者肢体伸入的肢体治疗口；检测仪，检测仪设有连通理疗箱的进气管和第一排气管；肢体治疗密封门，其可拆装式地安装于肢体治疗口，用于套接肢体。通过设置肢体治疗密封门与患者肢体贴合，使得肢体与治疗口之间具有良好的密封性，防止受正压气体的挤压而引起箱体漏气，保证治疗效果。同时，由于肢体治疗密封门与第一侧面可拆卸式配合，治疗时，可先在理疗箱外将所述肢体治疗密封门套接患肢，再将肢体放入理疗箱内，调整更加方便。该实用新型可供患者在病房直接对肢端慢性难愈性创面进行高压纯氧治疗，促进创面愈合，适用于临床推广。
The utility model discloses a limb circulating pressurized humidification oxygen therapy device, comprising: a physical therapy box, wherein the physical therapy box has a first side surface, and the first side surface is provided with a limb therapy port for a patient's limb to extend into; There is an air intake pipe and a first exhaust pipe connected with the physiotherapy box; the limb therapy sealing door is detachably installed on the limb therapy port and is used for sleeve connection of limbs. By setting the limb treatment sealing door to fit the patient's limb, the limb and the treatment port have good sealing, prevent the box body from leaking due to the extrusion of positive pressure gas, and ensure the treatment effect. At the same time, due to the detachable cooperation between the limb therapy sealing door and the first side, during treatment, the limb therapy sealing door can be sleeved on the affected limb outside the physiotherapy box, and then the limb is put into the physiotherapy box, which makes the adjustment more convenient. The utility model can be used by patients to directly perform hyperbaric pure oxygen therapy on chronic refractory wounds of extremities in a ward, so as to promote wound healing, and is suitable for clinical promotion.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a limb circulating pressurization humidifying oxygen therapy instrument.
Background
With the gradual progress of China into the aging society, the incidence of senile diseases such as diabetes, arterial occlusion, venous embolism and the like is increased year by year, so that the number of patients with limb chronic ulcer wound surfaces is increased year by year, and in addition, clinical burn patients have more wound surface treatment and scar treatment patients. The hands and the feet are positioned at the extremities, are far away from the heart, and the peripheral blood oxygen concentration is low, so that the wound surfaces at the extremities, such as the hands and the feet, have poor healing capability, and often form chronic wound surfaces which are difficult to heal. The existing oxygen therapy equipment mainly enters a human body through a nasal oral cavity and is pressurized through a hyperbaric oxygen chamber, so that a patient is subjected to oxygen therapy in the whole chamber, and the patient needs to go to a hyperbaric oxygen department of a hospital for treatment instead of directly performing pressurized oxygen therapy on the limb end, and some systemic complications are easily caused.
At present, no limb circulation pressurization humidification oxygen therapy equipment exists in the domestic medical appliance market, and research shows that local oxygen therapy has a promoting effect on wound healing of limb end local skin defect caused by diabetes, arterial occlusion, venous embolism, burn, scar and other diseases.
Therefore, there is a need to provide a therapeutic apparatus for positive pressure humidified oxygen therapy, which is specially used for the difficult-to-heal wound of limbs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a limb circulation pressurization humidification oxygen therapy instrument which can promote the treatment of the wound surface of the limb end.
For the purpose of the utility model above realizing, the utility model provides a following technical scheme:
a limb circulation pressurization humidification oxygen therapy instrument comprises:
the physiotherapy box is provided with a first side surface, and the first side surface is provided with a limb treatment opening for the limb of the patient to extend into;
the detector is provided with an air inlet pipe and a first exhaust pipe which are communicated with the physiotherapy box and used for controlling pressurization and pressure relief of the physiotherapy box;
the limb treatment sealing door is detachably arranged at the limb treatment opening and is used for sleeving the limb. Set up limbs treatment sealing door and patient's limbs laminating for have good leakproofness between limbs and the treatment mouth, prevent to receive the extrusion of malleation gas and cause the box gas leakage, guarantee treatment. Simultaneously, because limbs treatment sealing door and the detachable cooperation of first side, during the treatment, can be earlier with outside the physiotherapy case limbs treatment sealing door cup joints the affected limb, puts into the physiotherapy incasement with limbs again, and it is more convenient to adjust.
As a further preferred scheme, the limb treatment sealing door comprises a hard ring embedded with the limb treatment opening and an elastic soft rubber sleeve for sleeving the limb, wherein the elastic soft rubber sleeve is sleeved at one end of the hard ring. The sealing performance of the device can be guaranteed by arranging the elastic soft rubber sleeve, and meanwhile, the device is adaptable to limbs with different thicknesses and is strong in universality.
As a further preferred scheme, the first side surface is provided with a plurality of quick clamps at the periphery of the limb treatment opening, and the quick clamps are used for pressing the limb treatment sealing door. When the limb treatment sealing door is arranged on the limb treatment opening, the limb treatment sealing door can be clamped through the quick clamp.
As a further preferred scheme, the physiotherapy box is also provided with a second side surface adjacent to the first side surface, and the second side surface is provided with an operation opening and a sealing door matched with the operation opening. The operation port is arranged to facilitate the operation of medical staff, such as adjusting the limbs of a patient or placing a protection pad in the box body.
As a further preferred scheme, an air pressure sensor is installed in the detector, and the air pressure sensor is connected with a pressure detection pipeline hole on the physiotherapy box through a detection air pipe. The pressure sensor is arranged to monitor the pressure, so that secondary injury to a patient caused by overpressure can be prevented.
As a further preferable scheme, a three-way valve, a pure oxygen inlet pipe, a pressure regulating valve, a first electromagnetic valve, a first safety valve and a second exhaust pipe are further arranged in the detector; the pressure regulating valve is connected with the pure oxygen inlet pipe and the air inlet end of the three-way valve; the first electromagnetic valve is connected with one air outlet end and one air inlet pipe of the three-way valve; one end of the first safety valve is communicated with the other air outlet end of the three-way valve and the second exhaust pipe.
As a further preferable scheme, the detector is further provided with a second electromagnetic valve, and the second electromagnetic valve is connected with the first exhaust pipe.
As a further preferred scheme, one side of the physiotherapy box is provided with an oxygen humidification bottle, the oxygen humidification bottle is connected with the inner cavity of the physiotherapy box and the air inlet pipe, and a certain amount of distilled water is bottled in the humidification bottle, so that a certain humidity can be kept in the physiotherapy box.
As a further preferable scheme, the physiotherapy box further comprises a second safety valve, and the second safety valve is arranged on one side of the physiotherapy box and communicated with the inner cavity of the physiotherapy box. If the pressure in the cavity of the physiotherapy box is too high, the second safety valve can play a role in forced air leakage, so that the safety of a patient is ensured.
As a further preferable mode, the physiotherapy box is made of a plexiglas material. The resin glass has the characteristics of hardness and transparency, so that the deformation resistance of the box body is high, the deformation caused by the extrusion of gas in the cavity is avoided, and the transparent material can facilitate observation of the conditions in the box.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the utility model provides a limbs circulation pressurization humidifying oxygen therapy appearance can supply the patient directly to carry out high-pressure pure oxygen treatment to the chronic difficult wound surface of healing of acromatic end in the ward, promotes the wound surface healing, is applicable to clinical popularization.
2. The device has good sealing performance and convenient operation.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the humidifying oxygen therapy instrument for circulating pressurization of limbs of the utility model;
FIG. 2 is a state diagram of the sealed door for treating limbs not installed in the instrument of the present invention;
FIG. 3 is a schematic structural view of the sealing door for limb therapy of the present invention;
FIG. 4 is a schematic structural view of a middle hard ring of the present invention;
FIG. 5 is a schematic diagram of the operation of the limb circulation pressurizing humidification oxygen therapy apparatus;
in the figure: a physical therapy box-1; a first side-11; limb treatment mouth-111; quick clamp-112; a second side-12; an operation opening-121; a second safety valve-13; an oxygen humidification bottle-14; detector-2; a first exhaust pipe-201; detecting a trachea-202; an inlet pipe-203; a second solenoid valve-204; a pressure regulating valve-205; a pure oxygen inlet pipe-206; a first safety valve-207; a three-way valve-208; a second exhaust pipe-209; a first solenoid valve-210; an air pressure sensor-211; a limb treatment sealing door 3; hard ring-31; an outer race portion-311; a seal ring 3111; an inner collar portion-312; concave ring-3121; an elastic soft rubber sleeve-32.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "left", "right", "inner", "outer" and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Examples
The embodiment provides a limb circulation pressurization humidification oxygen therapy instrument which is mainly applied to clinical treatment departments such as burn and plastic surgery, orthopedics, endocrinology, neurology, rehabilitation department and the like in hospitals, and can promote granulation growth of wound surfaces of extremities (upper limbs or lower limbs) of patients and shorten healing time of the wound surfaces.
Referring to fig. 1-2, the limb circulation pressurization humidification oxygen therapy instrument comprises a physiotherapy box 1, a detector 2 and a limb treatment sealing door 3. Wherein, physiotherapy case 1 is the stereoplasm box of cuboid structure, and its inner chamber can supply patient's limbs to place and the circulation of gas circulation. The physiotherapy box is provided with a first side surface 11, and the first side surface 11 is provided with a limb treatment opening 111 for the limb of the patient to extend into at a lower side position. Detector 2 install in the top surface of physiotherapy case, its intake pipe 203 and the first blast pipe 201 that is equipped with intercommunication physiotherapy case for control physiotherapy case's pressurization and pressure release, oxygen get into the box through the intake pipe, and the blast pipe is sent out oxygen, makes the box can reach the comfortable pressure of patient. The limb treatment sealing door 3 is detachably mounted at the limb treatment opening 111 and is used for sleeving the limb of the patient. Set up limbs treatment sealing door 3 and patient's limbs laminating for the box has good leakproofness, prevents to receive the extrusion of malleation gas and arouses the box gas leakage, guarantees treatment. Meanwhile, because the limb treatment sealing door 3 is detachably matched with the first side surface 11, during treatment, the limb treatment sealing door can be sleeved with an affected limb outside the physiotherapy box, and then the limb is placed into the physiotherapy box, so that the operation is more convenient.
Referring to fig. 3-4, the limb treatment sealing door 3 includes a hard ring 31 for engaging with the limb treatment opening and an elastic soft rubber sleeve 32 for sleeving the limb, wherein the elastic soft rubber sleeve 32 is sleeved on one end of the hard ring 31. Specifically, the hard ring 31 has an outer ring portion 311 and an inner ring portion 312 protruding from the inner side of the outer ring. The diameter of the outer ring part 311 is larger than that of the limb treatment opening, a sealing ring 3111 is pasted on the inner side of the outer ring part to seal the gap between the hard ring 31 and the limb treatment opening 111 and prevent gas leakage, and a sponge ring can be selected as the sealing ring. The outer diameter of the inner ring part 312 is slightly smaller than the limb treatment opening, and when the limb treatment sealing door 3 is installed, the outer ring part 311 is attached to the first side surface 11. The inner ring part 312 passes through the limb treatment opening, and the outer wall of the inner ring part 312 is provided with a concave ring 3121 which is matched and fixed with the elastic soft rubber sleeve 32. The elastic soft rubber sleeve 32 is ring-shaped, one end with large size is sleeved on the inner ring part 312, one end with small size is a contracted small hole for tightly sleeving the limbs of the patient, and the elastic soft rubber sleeve 32 can be made of latex materials. Due to the flexibility of the elastic soft rubber sleeve 32, the elastic soft rubber sleeve can be perfectly attached to the limbs of a patient, the sealing performance of the device is guaranteed, meanwhile, the elastic soft rubber sleeve can adapt to limbs with different thicknesses, and the universality is high.
Further, as shown in fig. 1, the first side surface 11 is provided with a plurality of quick clamps 112 at the periphery of the limb treatment opening 111, and the quick clamps 112 are uniformly distributed in a ring shape and are used for matching with the compression 3 to clamp the outer ring portion 311 by the first side surface 11. When the limb treatment sealing door 3 is mounted on the limb treatment opening 11, the limb treatment sealing door can be clamped by the quick clamps 112.
Referring to fig. 1, the physiotherapy box further has a second side 12 adjacent to the first side 11, the second side 12 is provided with an operation opening 121 and a sealing door matching the operation opening, and a sponge gasket for adhering to the edge of the operation opening 121 is disposed on the inner side of the sealing door. Correspondingly, the second side surface is provided with a plurality of quick clamps for pressing and closing the sealing door around the operation opening. The access port 121 may be provided to facilitate medical personnel operations such as adjusting a patient's limb prior to ventilation or placing a protective pad in the enclosure.
Referring to fig. 5, a three-way valve 208, a pure oxygen inlet pipe 206, a pressure regulating valve 205, a first electromagnetic valve 210, a first safety valve 207, and a second exhaust pipe 209 are further installed in the detector; the pressure regulating valve 205 is connected with the pure oxygen inlet pipe 206 and the inlet end of the three-way valve 208 to limit the pressure of the pure oxygen inlet pipe 206; the first electromagnetic valve 210 is connected with one air outlet end of the three-way valve 208 and the air inlet pipe 203; two ends of the first relief valve 207 are respectively communicated with the other gas outlet end of the three-way valve 208 and the second exhaust pipe 209. The detector 2 is further provided with a second electromagnetic valve 204, and the second electromagnetic valve 204 is connected with the first exhaust pipe 201 to control the exhaust flow of the first exhaust pipe 201. In addition, still install baroceptor 211 in the detector, baroceptor 211 passes through a detection trachea 202 and connects the pressure detection pipeline hole of physiotherapy case 1 side. The air pressure sensor 211 is arranged, so that secondary injury to a patient caused by overpressure can be prevented, and the safety of equipment is improved.
A single chip microcomputer (not shown) is arranged in the detector, and the single chip microcomputer is electrically connected with the pressure regulating valve 205, the first electromagnetic valve 210, the first safety valve 207, the second electromagnetic valve 204 and the air pressure sensor 211. The single chip microcomputer can control the opening and closing of each valve or related parameters, set the oxygen therapy time, the oxygen therapy pressure and the pressurization duration, intelligently control the oxygen leakage process and intelligently detect the oxygen pressure. During operation, the pure oxygen inlet pipe 206 is connected with the equipment belt in a ward, oxygen flows through the air inlet end of the three-way valve 208 through the pure oxygen inlet pipe 206 and the pressure regulating valve 205, one part of gas enters the inner cavity of the physiotherapy box 1 through the air inlet pipe 203, and the other part of gas is discharged through the first safety valve 207 and the second exhaust pipe 209, so that the stable air inlet state is achieved. The pressure relief air in the physiotherapy box 1 is exhausted through the first exhaust pipe 201 and the second electromagnetic valve 204, and the flow of the first electromagnetic valve 210 and the second electromagnetic valve 204 is controlled by the single chip microcomputer.
As shown in the figures 1 and 5, in order to keep a certain humidity in the chamber of the physiotherapy box, an oxygen humidification bottle 14 is arranged on one side of the physiotherapy box, the oxygen humidification bottle 14 is connected with the inner chamber of the physiotherapy box 1 and an air inlet pipe 203, and a certain amount of distilled water can be filled in the oxygen humidification bottle 14.
As shown in fig. 1 and 5, the oxygen therapy apparatus 1 is further provided with a second safety valve 13, and the second safety valve 13 is installed at one side of the therapy tank 1 and is communicated with the inner cavity of the therapy tank. If the pressure in the cavity of the physiotherapy box is too high and exceeds a preset value, the second safety valve 13 can play a role of forced air leakage, and the safety of a patient is ensured.
Further, in order to ensure the pressure resistance of the physiotherapy box 1, the physiotherapy box 1 is made of resin glass materials. The resin glass has the characteristics of hardness and transparency, so that the box body has strong anti-deformation capability, deformation caused by extrusion of gas in the cavity is avoided, and the transparent material can facilitate observation of the conditions in the box.
The operation mode of the limb circulation pressurization humidification oxygen therapy instrument is as follows:
1. the oxygen therapy instrument is arranged at the side of a patient, a pure oxygen inlet pipe 206 of the detector 2 is connected with an oxygen terminal of a sickbed equipment belt, an oxygen flow meter is adjusted, a certain amount of distilled water is filled in an oxygen humidification bottle 14, and a power supply is switched on;
2. a protective silica gel pad (not shown) is placed on the bottom plate of the physiotherapy box 1, the affected limb is sleeved in the limb treatment sealing door 3, the affected limb passes through the limb treatment opening 111 and is placed on the silica gel pad in the box body, the inner ring part 312 of the limb treatment sealing door 3 faces inwards and passes through the limb treatment opening, the outer ring part 311 of the limb treatment sealing door is tightly pressed by the quick clamp 112 on the first side surface 11, and the limb treatment opening 111 is tightly closed. The medical staff can adjust the limbs of the patient through the operation opening 121 on the other side, after the adjustment is finished, the operation opening 121 is closed, and the physiotherapy box 1 is in a closed state at the moment.
3. The treatment time and the treatment pressure are adjusted on the detector 2, the physiotherapy box 1 is started to operate, and the gas pressurization and pressure relief circulation alternation is carried out in the physiotherapy box 1, so that the wound surface at the tail end of the limb is in a positive pressure oxygen treatment state in the box body, and the blood circulation of the affected limb is promoted;
4. after the alarm is finished, the operation is shut down, the oxygen supply channel is closed, the oxygen connector is disassembled, the quick clamp 112 is disassembled, and the limb of the patient is taken out.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020587768.4U CN213406703U (en) | 2020-04-17 | 2020-04-17 | Limb Circulation Pressurized Humidification Oxygen Therapy Apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020587768.4U CN213406703U (en) | 2020-04-17 | 2020-04-17 | Limb Circulation Pressurized Humidification Oxygen Therapy Apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111419596A (en) * | 2020-04-17 | 2020-07-17 | 暨南大学 | Limb circulation pressurization humidification oxygen therapy instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111419596A (en) * | 2020-04-17 | 2020-07-17 | 暨南大学 | Limb circulation pressurization humidification oxygen therapy instrument |
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