CN211675792U - Reinforced oxygen mask with nasal plug - Google Patents

Abstract

The utility model relates to the technical field of medical oxygen masks, which is a reinforced oxygen mask with nasal obstruction, which comprises a mask body, an elastic headband, a nasal obstruction tube, a control valve and an oxygen delivery tube. The valgus is adapted to the contour of the face and nose, the middle of the valgus on the left and right sides is provided with a loop hole and an elastic headband is installed, the middle of the mask body is provided with a first interface, and the inner cavity of the first interface is connected to the mask body. The inner cavities are communicated with each other, and a second interface is provided on the mask body below the first interface. The utility model has a reasonable and compact structure, and is easy to use. It combines an oxygen mask and a nasal plug into one, and the oxygen supply mode can be switched through a control valve, which can accurately control the oxygen concentration in the mask and avoid respiratory acidosis. It can better meet the needs of critically ill patients, and has the characteristics of small size, portability, safety, reliability, convenience and comfort.

Description

Reinforced oxygen mask with nasal plug

technical field

The utility model relates to the technical field of medical oxygen masks, which is a reinforced oxygen mask with nasal obstruction.

Background technique

Oxygen inhalation is used to correct hypoxia, increase the level of arterial oxygen partial pressure and oxygen saturation, and promote metabolism. It is one of the important methods for adjuvant treatment of various diseases. At present, when oxygen is given to patients in clinical practice, it usually includes nasal congestion and nasal cannula oxygen inhalation method, mask oxygen inhalation method, and oral oxygen inhalation method. The nasal congestion method is that the nasal congestion is placed in one side of the nasal vestibule and is in close contact with the nasal cavity to inhale oxygen. The nasal cannula method is to insert a catheter into the top of the nasal cavity to inhale oxygen. The mask oxygen inhalation method is to cover the patient with an oxygen mask to inhale oxygen through the mouth and nose. Oxygen method requires patients to open their mouth to breathe and has a narrow scope of application. The existing nasal cannula is usually fixed in the patient's nasal cavity with adhesive tape, which is less comfortable, and the nasal plug has poor adaptability to different patients and cannot be adjusted according to the size of the patient's nasal cavity. The matching nasal cavity is not only less comfortable, but also often unstable and easy to fall off. The existing oxygen masks are generally used for patients with particularly difficult breathing, usually including wrapping the nose and mouth (oral-nasal mask) or the entire face (full-face mask), because the full-face mask is less comfortable for the patient's face. Therefore, the existing medical oxygen masks mainly use oral nasal masks, which are composed of masks and oxygen delivery pipes. , connect the inlet end of the oxygen delivery pipeline to the outlet port of the oxygen cylinder through the humidification bottle, and the oxygen enters the respiratory tract through the oxygen delivery pipeline, but when the critically ill patient needs to increase the oxygen flow, it is easy to cause respiratory acidosis due to carbon dioxide retention , unable to achieve nasal congestion at the same time oxygen, unable to meet the needs of patients.

SUMMARY OF THE INVENTION

The purpose of the present utility model is to provide a reinforced oxygen mask with nasal obstruction, which overcomes the above-mentioned deficiencies of the prior art, and can effectively solve the existing medical oxygen masks that easily cause respiratory acidosis and cannot achieve nasal obstruction and oxygen absorption. , the inability to meet the needs of critically ill patients.

The purpose of this utility model is achieved in this way: a reinforced oxygen mask with nasal obstruction, including a mask body, an elastic headband, a nasal obstruction tube, a control valve and an oxygen delivery tube. The outer flanging edge is adapted to the contour of the face. The middle part of the outer flanging edge on the left and right sides is provided with a loop hole and an elastic headband is installed. The middle part of the mask body is provided with a first interface. Connected, the mask body below the first interface is provided with a second interface, the inner end of the second interface is equipped with a nasal plug tube, the left and right sides of the lower part of the mask body are respectively provided with exhalation holes, and the lower part of the mask body is provided with a switchable control A control valve for supplying oxygen to the first interface or/and the second interface, the control valve is installed on the mask body through the outer end of the first interface and the outer end of the second interface, and the lower part of the control valve is provided with a gas valve joint and is installed with The oxygen delivery pipe is provided with an oxygen inlet joint at the lower end of the oxygen delivery pipe.

Further, the outer side of the lower end of the gas valve joint is provided with a valve connecting cone surface with a large upper and a lower small, the upper end of the oxygen delivery pipe is provided with an oxygen pipe connecting seat, and the upper end of the inner cavity of the oxygen pipe connecting seat is in the tube seat matched with the valve connecting cone surface. Conical surface, the lower end of the nose plug tube is connected with the inner end of the second interface through the nose tube joint. The nose tube joint includes a nose tube socket, a joint boss and a joint cone. The nose tube socket, the joint boss, and the joint cone are composed of The top and bottom are connected as a whole, the nose tube adapter is fixedly sleeved on the lower end of the inner cavity of the nasal plug tube, the lower end of the joint boss is pressed against the upper end surface of the second interface, and the outer side of the joint cone is the same shape and size as the valve joint cone. The upper end of the inner cavity of the second interface is the inner conical surface of the interface with the same shape and size as the inner conical surface of the pipe seat, and the joint cone frustum is fixedly sleeved in the inner conical surface of the interface of the second interface.

Further, the upper end of the nasal plug tube is provided with a plug tube head with two bifurcated outlets, the interior of the plug tube head is provided with an inner cavity that communicates with the bifurcated outlet, and each bifurcated outlet is respectively equipped with a nasal plug head, The nose plug head is evenly distributed with air outlet holes communicating with the inner cavity of the plug pipe head.

Further, the nose plug head is a cone-shaped spiral nose plug with a small upper part and a large lower part, the lower end of the spiral nose plug is installed on the plug pipe head, and the air outlet is located on the inner side of the spiral ring of the spiral nose plug.

Further, the oxygen delivery pipe is a corrugated hose, the lower part of the oxygen delivery pipe is provided with a helical curved section, and the oxygen inlet joint is located at the lower end of the helical curved section.

Further, the upper part of the mask body corresponding to the position of the nose bridge is provided with a clip, and the left and right ends of the clip are respectively hinged on the mask body and can be rotated downward to clamp the patient's nose bridge.

Further, the mask body is a transparent mask made of transparent plastic or silicone.

The utility model has a reasonable and compact structure and is easy to use. It combines an oxygen mask and a nasal plug into one, and the oxygen supply mode can be switched through a control valve, which can accurately control the oxygen concentration in the mask and avoid respiratory acidosis. It can better meet the needs of critically ill patients, and has the characteristics of small size, portability, safety, reliability, convenience and comfort.

Description of drawings

The specific structure of the present utility model is given by the following drawings and examples:

Fig. 1 is the front view structure schematic diagram of the preferred embodiment of the present utility model;

FIG. 2 is an enlarged left view structural schematic diagram of the mask body in FIG. 1 .

Legend: 1. Mask body, 2. Elastic headband, 3. Nasal tube, 4. Control valve, 5. Oxygen delivery tube, 6. Evergear, 7. Loop hole, 8. First interface, 9. Second Interface, 10, Exhalation hole, 11, Air valve connector, 12, Oxygen inlet connector, 13, Oxygen tube connector, 14, Nasal tube connector, 15, Connector boss, 16, Connector cone, 17, Clip , 18, plug tube head, 19, air outlet, 20, spiral nose plug, 21, spiral curved section.

Detailed ways

The present invention is not limited by the following examples, and specific implementations can be determined according to the technical solutions and actual conditions of the present invention.

Embodiment: As shown in Figure 1-2, this reinforced oxygen mask with nasal obstruction includes mask body 1, elastic headband 2, nasal obstruction tube 3, control valve 4 and oxygen delivery tube 5, and the outer edge of mask body 1 is provided with a The valgus 6 adapted to the facial contour of the person's mouth and nose, the middle part of the valgus 6 on the left and right sides is provided with a loop hole 7 and an elastic headband 2 is installed, and the middle part of the mask body 1 is provided with a first interface 8, The inner cavity of the first interface 8 is communicated with the inner cavity of the mask body 1, the mask body 1 under the first interface 8 is provided with a second interface 9, the inner end of the second interface 9 is installed with a nasal plug tube 3, and the mask body 1 The left and right sides of the lower part are respectively provided with exhalation holes 10, and the lower part of the mask body 1 is provided with a control valve 4 that can switch and control the oxygen supply to the first interface 8 or/and the second interface 9, and the control valve 4 passes through the first interface 8. The outer end and the outer end of the second interface 9 are installed on the mask body 1 , the lower part of the control valve 4 is provided with an air valve joint 11 and an oxygen delivery pipe 5 is installed, and the lower end of the oxygen delivery pipe 5 is provided with an oxygen inlet joint 12 . The mask body 1 is adapted to the human face through the outer flange 6, and the mask body 1 can be tightly adsorbed on the skin of the patient's face during use, and the exhalation holes 10 on both sides of the lower part of the mask body 1 can enable the patient in the mask body 1 to exhale. Exhaust gas can be quickly and effectively discharged to avoid waste gas deposition, and a one-way valve can also be set on the exhalation hole 10, so that the exhalation hole 10 can only discharge gas but cannot inhale gas, so as to avoid inhaling too much external air and reducing oxygen The oxygen supply effect of the mask. The present invention combines the oxygen mask and the nasal plug into one, and the control valve 4 can realize the oxygen supply mode of the ordinary oxygen mask through the first interface 8, or realize the nasal obstruction type supply to the nose of the patient through the nasal plug tube 3 through the second interface 9. Oxygen, or make the first interface 8 and the second interface 9 realize oxygen supply at the same time, the control valve 4 can be adjusted according to the needs of different situations, and the oxygen concentration in the mask can be accurately controlled. With the characteristics of safety and comfort, the oxygen concentration can be kept constant, and the exhaled gas of the patient can be discharged through the exhalation hole 10 to avoid its retention in the inner cavity of the mask body 1, so the aerobic concentration can be controlled more accurately, and respiratory acidosis can be avoided. It can better meet the needs of critically ill patients.

As shown in Figure 1-2, the outer side of the lower end of the gas valve joint 11 is provided with a valve connecting cone surface with a large upper and a lower small, and the upper end of the oxygen delivery pipe 5 is provided with an oxygen pipe socket 13, and the upper end of the inner cavity of the oxygen pipe socket 13 is connected to the The inner conical surface of the tube seat matched with the conical surface of the valve, the lower end of the nasal plug tube 3 is connected with the inner end of the second interface 9 through the nasal tube joint, and the nose tube joint includes the nose tube socket 14, the joint boss 15 and the joint cone 16 , the nose tube adapter 14, the joint boss 15, and the joint cone 16 are integrated from top to bottom, the nose tube adapter 14 is fixedly sleeved on the lower end of the inner cavity of the nasal plug tube 3, and the lower end of the joint boss 15 is pressed against the second On the upper end surface of the interface 9, the outer side of the joint cone frustum 16 is a cone surface with the same shape and size as the valve connection cone surface, and the upper end of the inner cavity of the second interface 9 is the interface inner cone surface with the same shape and size as the inner cone surface of the pipe seat, The joint cone frustum 16 is fixedly sleeved in the inner conical surface of the interface of the second interface 9 . The air valve connector 11 is detachably connected to the oxygen tube socket 13 at the upper end of the oxygen delivery tube 5, which can be quickly assembled and connected during use, and is more convenient to carry; The outer diameter is the same. When the mask body 1 is not needed, the mask body 1 can be removed, the nose tube joint can be removed through the joint boss 15, and the joint cone 16 shall be installed into the oxygen tube socket 13 at the upper end of the oxygen delivery tube 5, so that the The nasal obstruction tube 3 is directly connected with the oxygen delivery tube 5 through the nasal tube joint, so that oxygen is supplied only through the nasal obstruction, which is more convenient to use.

As shown in Figures 1-2, the upper end of the nasal plug tube 3 is provided with a plug tube head 18 with two bifurcated outlets. A nasal plug head is installed on the outlet respectively, and the air outlet holes 19 communicated with the inner cavity of the plug pipe head 18 are evenly distributed on the nasal plug head. The plug tube head 18 can be mounted with a cylindrical nasal plug head, or a nasal plug head with a cylindrical elliptical head, or a nasal plug head of other known shapes.

As shown in Figure 1-2, the nose plug head is a truncated cone-shaped spiral nose plug 20 with a small top and a large bottom. The lower end of the spiral nose plug 20 is installed on the plug pipe head 18, and the air outlet 19 is located on the inner side of the spiral circle of the spiral nose plug 20. superior. The spiral nasal plug 20 can better match the shape of the human nasal cavity, can be adjusted according to the size of the patient's nasal cavity, adapt to the nasal cavity of different patients, and is convenient to control the depth of the nasal plug inserted into the patient's nasal cavity. The comfort is better, and the air can be mixed with oxygen more effectively and quickly, so that the performance and comfort of the oxygen mask can be fully exerted, so that the aerobic concentration can be controlled more accurately.

As shown in Figures 1-2, the oxygen delivery pipe 5 is a corrugated hose, the lower part of the oxygen delivery pipe 5 is provided with a helical curved section 21, and the oxygen inlet joint 12 is located at the lower end of the helical curved section 21. The corrugated hose can be stretched, and its shape is similar to a retractable straw. The oxygen delivery tube 5 can be easily stretched by the external force of the hand, which is convenient for medical staff to control the oxygen delivery tube 5 according to actual needs without moving the oxygen cylinder. In addition, when the user inhales oxygen in the state of sitting up, even if the oxygen delivery tube 5 sags, it is not easy to bend, which effectively avoids the decrease in the oxygen supply; on the one hand, the spiral curved section 21 can realize the Length adjustment, on the other hand, the spiral shape can effectively reduce the oxygen partial pressure in the oxygen delivery tube 5. Because the blood oxygen partial pressure is too high, it can weaken the reflex stimulation of the carotid sinus to the respiratory center, thereby reducing the ventilation volume, which may aggravate carbon dioxide retention. Possibly, reducing the partial pressure of oxygen can reduce carbon dioxide retention.

As shown in Figures 1-2, the upper part of the mask body 1 corresponding to the position of the nose bridge is provided with a clip 17, the left and right ends of the clip 17 are hinged on the mask body 1 and can be rotated downward to clamp the patient's nose bridge. The clip 17 can be made of light-weight high-strength material. The clip 17 is used to clamp the bridge of the patient's nose, so that the oxygen mask can better fit the patient's face, and can also prevent the mask body 1 from deforming when worn for a long time.

As shown in Figures 1-2, the mask body 1 is a transparent mask made of transparent plastic or silicone. Using the transparent mask body 1 can realize visual observation, and can observe the user's breathing condition in real time, which is more practical and reliable.

The above description is only an example for clearly explaining the present invention, and is not intended to limit the embodiments of the present invention. Any obvious changes or changes derived from the technical solutions of the present utility model are still within the protection scope of the present utility model.

Claims (10)

1. The utility model provides a take strenghthened type oxygen mask of nasal obstruction which characterized in that: comprises a mask body, an elastic head band, a nasal plug tube, a control valve and an oxygen therapy tube, wherein the outer edge of the mask body is provided with a flanging which can be matched with the face-nose profile of the mouth and nose part of a person, the middle parts of the flanging at the left side and the right side are provided with a belt loop hole and provided with the elastic head band, the middle part of the mask body is provided with a first interface, the inner cavity of the first interface is communicated with the inner cavity of the mask body, the mask body below the first interface is provided with a second interface, the inner end of the second interface is provided with the nasal plug tube, the left side and the right side of the lower part of the mask body are respectively provided with an expiratory hole, the lower part of the mask body is, the control valve is installed on the mask body through the first interface outer end and the second interface outer end, the lower part of the control valve is provided with an air valve joint and an oxygen therapy pipe, and the lower end of the oxygen therapy pipe is provided with an oxygen inlet joint.

2. The enhanced oxygen mask with nasal prongs of claim 1, wherein: the outer side of the lower end of the air valve connector is provided with a valve connecting conical surface with a large upper part and a small lower part, the upper end of the oxygen delivery pipe is provided with an oxygen pipe connector, the upper end of an inner cavity of the oxygen pipe connector is a pipe seat inner conical surface matched with the valve connecting conical surface, the lower end of a nasal plug pipe is connected with the inner end of the second connector through the nasal pipe connector, the nasal pipe connector comprises a nasal pipe connector sleeve, a connector boss and a connector frustum, the nasal pipe connector sleeve, the connector boss and the connector frustum are connected into a whole from top to bottom, the nasal pipe connector sleeve is fixedly sleeved at the lower end of the inner cavity of the nasal plug pipe, the lower end of the connector boss is tightly pressed on the upper end surface of the second connector, the outer side of the connector frustum is a conical surface with the same shape and size as the valve connecting conical surface, the upper end of the inner cavity of the second connector is an.

3. The enhanced oxygen mask with nasal prongs of claim 1 or 2, wherein: the upper end of the nasal plug tube is provided with a plug tube head with two branched outlets, the interior of the plug tube head is provided with an inner cavity communicated with the branched outlets, each branched outlet is provided with a nasal plug head, and the nasal plug heads are uniformly provided with air outlets communicated with the inner cavity of the plug tube head.

4. The enhanced oxygen mask with nasal prongs of claim 3, wherein: the nasal plug head is a frustum-shaped spiral nasal plug with a small upper part and a big lower part, the lower end of the spiral nasal plug is arranged on the plug tube head, and the air outlet is positioned on the inner side surface of a spiral ring of the spiral nasal plug.

5. The enhanced oxygen mask with nasal prongs of claim 1 or 2, wherein: the oxygen therapy pipe is a corrugated hose, the lower part of the oxygen therapy pipe is provided with a spiral curved section, and the oxygen inlet joint is positioned at the lower end of the spiral curved section.

6. The enhanced oxygen mask with nasal prongs of claim 3, wherein: the oxygen therapy pipe is a corrugated hose, the lower part of the oxygen therapy pipe is provided with a spiral curved section, and the oxygen inlet joint is positioned at the lower end of the spiral curved section.

7. The enhanced oxygen mask with nasal prongs of claim 4, wherein: the oxygen therapy pipe is a corrugated hose, the lower part of the oxygen therapy pipe is provided with a spiral curved section, and the oxygen inlet joint is positioned at the lower end of the spiral curved section.

8. The enhanced oxygen mask with nasal prongs of claim 1 or 2, wherein: the clamping piece is arranged at the upper part of the mask body corresponding to the position of the nose bridge, and the left end and the right end of the clamping piece are respectively hinged on the mask body and can rotate downwards to clamp the nose bridge of a patient; or/and the mask body is a transparent mask made of transparent plastic or organic silicon.

9. The enhanced oxygen mask with nasal prongs of claim 3, wherein: the clamping piece is arranged at the upper part of the mask body corresponding to the position of the nose bridge, and the left end and the right end of the clamping piece are respectively hinged on the mask body and can rotate downwards to clamp the nose bridge of a patient; or/and the mask body is a transparent mask made of transparent plastic or organic silicon.

10. The enhanced oxygen mask with nasal prongs of claim 7, wherein: the clamping piece is arranged at the upper part of the mask body corresponding to the position of the nose bridge, and the left end and the right end of the clamping piece are respectively hinged on the mask body and can rotate downwards to clamp the nose bridge of a patient; or/and the mask body is a transparent mask made of transparent plastic or organic silicon.

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