CN105413037A - Breathing mask - Google Patents
Breathing mask Download PDFInfo
- Publication number
- CN105413037A CN105413037A CN201511029467.XA CN201511029467A CN105413037A CN 105413037 A CN105413037 A CN 105413037A CN 201511029467 A CN201511029467 A CN 201511029467A CN 105413037 A CN105413037 A CN 105413037A
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- CN
- China
- Prior art keywords
- support frame
- adjustment means
- forehead support
- breathing mask
- framework
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
- A61M16/0616—Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
- A61M16/0633—Means for improving the adaptation of the mask to the patient with forehead support
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
- A61M16/0633—Means for improving the adaptation of the mask to the patient with forehead support
- A61M16/0644—Means for improving the adaptation of the mask to the patient with forehead support having the means for adjusting its position
- A61M16/065—Means for improving the adaptation of the mask to the patient with forehead support having the means for adjusting its position in the form of a pivot
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- A61M16/0816—Joints or connectors
- A61M16/0825—Joints or connectors with ball-sockets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/02—Gases
- A61M2202/0225—Carbon oxides, e.g. Carbon dioxide
Landscapes
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
A breathing mask comprises a frame, a forehead support frame and an adjusting element, wherein the forehead support frame is connected to the frame in a pivoting manner, so that the forehead support frame can swing towards the forehead of a patient or swing opposite to the forehead of the patient; the adjusting element has an adjusting inclined plane; the forehead support frame has a joint part contacted with the adjusting inclined plane, and accordingly, the forehead support frame is driven to pivot through rotation of the adjusting element. According to the breathing mask, rotation of the adjusting element is converted into swing of the forehead support frame through cooperation of the adjusting inclined plane and the joint part of the forehead support frame, and the height of the forehead support frame relative to the forehead of the patient can be adjusted through rotation of the adjusting element. During use, the adjusting element is rotated by single hand, so that the forehead support frame can swing, the patient can find the most compostable position according to own feelings without help, and the operation is quite convenient. Further, the adjusting mode adopts a simple structure and a few parts, so that the manufacture process is simple, and the manufacture cost is lower.
Description
Technical field
The present invention relates to breathing mask technical field, relate to a kind of breathing mask particularly.
Background technology
The main method of current treatment obstructive sleep apnea low-ventilatory syndrome (OSAHS) is continuous positive pressure venti lation (CPAP).CPAP needs patient's long-time (such as whole night) to wear breathing mask usually, and therefore the experience impact of wearing comfort on patient is very large.If patient feels that comfortable wearing degree is inadequate, just may refuse treatment, or often adjust the position of breathing mask when wearing.Especially night patient to the unconscious touching of breathing mask, be very easy to cause the gas leakage in breathing mask and affect therapeutic effect.
Existing most of breathing mask is all equipped with forehead support frame.Forehead support frame is resisted against on the forehead of patient, and the support force that forehead can be utilized to provide is to alleviate the constriction of breathing mask to face.But due to the difference of ethnic group, age and individuality, for different patients, the height of its forehead is different.The forehead 100 that solid line in Fig. 1 and dotted line represent represents the height difference of forehead respectively.Therefore when using face shield, need different forehead support height to ensure most suitablely to wear sense, patient is obtained and comfortable wears experience.
At present, regulate forehead support frame mainly to adopt the principle of worm drive relative to the height of forehead, the rotary motion of use knob realizes the flexible of the forehead support pad on forehead support frame, and then adapts to different forehead height.But the amount of parts that this governor motion comprises is more, implements more complicated; And higher to manufacture process requirement, manufacturing cost remains high.
Summary of the invention
In order to solve the problems such as the complex structure, the manufacturing cost that exist in existing breathing mask be higher at least in part, the invention provides a kind of breathing mask, it comprises: framework; Forehead support frame, described forehead support frame is connected to described framework pivotly, towards patient's forehead or can deviate from the swing of patient's forehead to make described forehead support frame; And adjustment means, described adjustment means is rotationally attached to described framework, and described adjustment means has adjustable inclined surface apparatus, and wherein said forehead support frame has the junction surface contacted with described adjustable inclined surface apparatus, with the rotation by described adjustment means, described forehead support frame is driven to swing.
Preferably, the distal surface away from described framework of described adjustment means tilts, and described adjustable inclined surface apparatus comprises described distal surface.
Preferably, described junction surface is be arranged on the multiple projections on described forehead support frame.
Preferably, described adjustment means has annular skewed slot, and described annular skewed slot has relative the first side wall and the second sidewall, and described adjustable inclined surface apparatus comprises described the first side wall and described second sidewall.
Preferably, described junction surface be contained in described annular skewed slot at least partially, slide along described annular skewed slot in described junction surface.
Preferably, the proximal end face towards described framework of described adjustment means tilts, and described adjustable inclined surface apparatus comprises described proximal end face, and described adjustment means is tilt relative to the Plane of rotation of described framework.
Preferably, described adjustment means is provided with the first draw-in groove, described framework is provided with the second draw-in groove mutually engaged with described first draw-in groove, described adjustment means is rotationally attached to described framework by described first draw-in groove and described second draw-in groove.
Preferably, described forehead support frame has the first connecting portion, described framework has the second connecting portion, described first connecting portion and described second connecting portion coordinate formation ball-and-socket syndeton, described forehead support frame and described framework are respectively arranged with the limiting section cooperatively interacted, and described limiting section limits the swaying direction of described forehead support frame.
Preferably, described first connecting portion is interception shape, and described first connecting portion is contained in described second connecting portion pivotly.
Preferably, the lateral wall of described adjustment means is provided with the multiple teeth arranged around described adjustment means.
Preferably, described framework has gas transmission interface, and described adjustment means is rotationally attached to described gas transmission interface.
Breathing mask provided by the invention comprises the adjustment means with adjustable inclined surface apparatus, by coordinating of adjustable inclined surface apparatus and the junction surface on forehead support frame, the rotation of adjustment means being converted to the swing of forehead support, forehead support frame just can being regulated relative to the height of patient's forehead by rotating adjustment means.During use, the singlehanded adjustment means that rotates just can make forehead support frame swing, and patient can search out the position of the most comfortable according to personal feeling, help, operate very convenient without the need to other people.And the structure of this regulative mode is simple, amount of parts little, therefore manufacturing process is simple, manufacturing cost is lower.
In summary of the invention, introduce the concept of a series of reduced form, this will further describe in detailed description of the invention part.Content part of the present invention does not also mean that the key feature and essential features that will attempt to limit technical scheme required for protection, does not more mean that the protection domain attempting to determine technical scheme required for protection.
Below in conjunction with accompanying drawing, describe advantages and features of the invention in detail.
Accompanying drawing explanation
Following accompanying drawing of the present invention in this as a part of the present invention for understanding the present invention.Shown in the drawings of embodiments of the present invention and description thereof, be used for explaining principle of the present invention.In the accompanying drawings,
Fig. 1 is the schematic diagram of human head profile;
Fig. 2 is the axonometric chart of breathing mask according to a first embodiment of the present invention;
Fig. 3 is the front view of the breathing mask in Fig. 2;
Fig. 4 for along the line A-A in Fig. 3 the sectional view of breathing mask that cuts;
Fig. 5 is the partial enlarged drawing at the adjustment means place in Fig. 4;
Fig. 6 is the sectional view after breathing mask in Fig. 2 is removed winding pipe assembly and adjustment means;
Fig. 7 is the axonometric chart of breathing mask according to a second embodiment of the present invention;
Fig. 8 is the sectional view of the breathing mask in Fig. 7;
Fig. 9 is the axonometric chart of breathing mask according to a third embodiment of the present invention; And
Figure 10 is the sectional view of the breathing mask in Fig. 9.
Detailed description of the invention
In the following description, a large amount of details is provided the present invention can be understood up hill and dale.But those skilled in the art can understand, following description only schematically illustrates the preferred embodiments of the present invention, and the present invention can be implemented without the need to one or more such details.In addition, in order to avoid obscuring with the present invention, technical characteristics more well known in the art are not described in detail.
According to an aspect of the present invention, a kind of breathing mask is provided.Fig. 2-4 shows breathing mask 200 according to a first embodiment of the present invention from all angles.Be understandable that, although principle of the present invention is described for nose cup type breathing mask in accompanying drawing, breathing mask provided herein can also be the breathing mask of oronasal mask type, full shape of face or nose pillow-type etc.As in Figure 2-4, breathing mask 200 comprises framework (also referred to as mask body) 210, adjustment means 220 and forehead support frame 230.
Framework 210 is mainly used in supporting on whole breathing mask 200.Framework 210 can be permanently connected or removably be connected with liner 240.Liner 240 and framework 210 are jointly formed and hold the nose of patient or the cavity of snout.Liner 240 also can form separately this cavity, and framework 210 can at the external support liner 240 of liner 240 in this embodiment.In use, liner 240 contacts with the face of patient (comprise on cheek, the bridge of the nose, face or bottom etc.), forms sealing, is communicated with the nasal cavity or mouth and nose chamber that make this cavity and patient.Framework 210 can be made up of rigid material, or also can be made up of flexible material.Liner 240 is preferably made up of flexible material.Rigid material can be plastics, alloy etc., and flexible material can be silica gel, gel, foam, air bag, textile etc.Breathing mask 200 stands in patient opposite after being worn by patient is watched, and the shape of framework 210 and liner 240 is not limited to the general triangular shown in figure, can also be pyriform, trapezoidal etc.Framework 210 and liner 240 also can adopt can with mouth and/or suitable any other shape of nose shape.Framework 210 has gas transmission interface 211.Being thered is provided to the cavity in breathing mask 200 by this gas transmission interface 211 can for the gas breathed.Gas transmission interface 211 has the central axis P-P extended along airflow direction.In addition, framework 210 can also be provided with fixed structure 213, for being connected and fixed assembly (not shown).Fixation kit is used for appropriate location breathing mask 200 being fixed on patient facial region, can be existing various headband.Headband can have the structure be connected with framework 210, such as detain, bandage with VELCRO.
Forehead support frame 230 is resisted against on the forehead of patient in use, so that by breathing mask 200 more firmly and be cosily fixed on the face of patient.Forehead support frame 230 is connected to framework 210 pivotly, towards patient's forehead or can deviate from the swing of patient's forehead to make forehead support frame 230.Exemplarily, forehead support frame 230 with pivot O-O for axle can pivotable.In this nose cup type breathing mask, preferably, forehead support frame 230 pivotly (namely swingably) be connected to gas transmission interface 211, to make the structure of breathing mask compacter.But for the breathing mask (such as full face mask or oral nose mask etc.) that volume is larger, forehead support frame 230 may be arranged on framework 210 dividually with gas transmission interface 211.Pivot O-O extends along the left and right directions of human body.Forehead support frame 230 pivotally O-O pivotable (the direction pivotable along shown in the arrow N in Fig. 4) time, the height of forehead support frame 230 can be adjusted relative to forehead.Connection between forehead support frame 230 and framework 210 can be can not sectional type or disassembled.Forehead support frame 230 has the first connecting portion 231.Forehead support frame 230 is connected to framework 210 by this first connecting portion 231.Forehead support frame 230 also comprises linking arm 234 and forehead support pad 232.Linking arm 234 roughly extends near forehead along the bridge of the nose from the first connecting portion 231.Soft forehead support pad 232 is arranged on the end of the close forehead of linking arm 234, for being resisted against the forehead of patient.The height of forehead support frame 230 is regulated to be actually the height of adjustment forehead support pad 232 relative to forehead.
Pivotable connected mode between forehead support frame 230 and framework 210 can be multiple.In a preferred embodiment, forehead support frame 230 has the first connecting portion 231.Framework 210 has the second connecting portion 215.First connecting portion 231 and the second connecting portion 215 coordinate formation ball-and-socket syndeton.In a preferred embodiment, the first connecting portion 231 is in interception shape, and the first connecting portion 231 is contained in the second connecting portion 215 pivotly.Intercept ball and refer to that the parallel plane of use two removes spherical segment, the part between two parallel planes is for intercepting ball.Certainly, also can conversely, the second connecting portion 215 be designed to be contained in the structure in the first connecting portion 231.But, compared to illustrated optimal way, can be there is following problem in the design that the second connecting portion 215 is contained in the first connecting portion 231: the second inner connecting portion 215 designs longer possibly, reserve enough pivot spaces to the first outside connecting portion 231, and the first connecting portion 231 does not make full use of the space in cavity yet, the profile of whole breathing mask 200 can be caused so comparatively large, reduce the comfort level worn.Between first connecting portion 231 and the second connecting portion 215, sphere can adopt interference connected mode, to ensure the air-tightness that both connect.
When ball-and-socket connects, in order to limit the swaying direction of forehead support frame 230, such as, make forehead support frame 230 with pivot O-O for axle carries out pivotable, forehead support frame 230 and framework 210 are respectively arranged with the limiting section cooperatively interacted.Fig. 6 removes adjustment means 220 and winding pipe assembly 250 relative to Fig. 2-4, and exposes the limiting section 233 (stopper slot) on forehead support frame 230 and the limiting section 217 (limited block) on framework 210.When forehead support frame 230 swings, limited block 217 slides along stopper slot 233.Limiting section can also adopt other modes various, such as, be arranged on the plane (plane can perpendicular to pivot O-O) etc. of the limited block of the mutual coupling on forehead support frame 230 and framework 210 and stopper slot or coupling mutually.By limiting section, although adopt ball-and-socket to be connected between forehead support frame 230 with framework 210, only there is the degree of freedom in forehead altitude mixture control direction.
Except above-mentioned ball-and-socket syndeton, forehead support frame 230 can also adopt hinge etc. to be connected to framework 210 pivotly.Exemplarily, hinge can be arranged on the outer surface of framework 210, and forehead support frame 230 is hingedly connected to framework 210 by this.But compared to above-mentioned optimal way, this hinged complicated structure, not easily removable and washable, and make the overall appearance out-of-flatness of breathing mask 200.
Breathing mask 200 can also comprise winding pipe assembly 250.Winding pipe assembly 250 is communicated to gas transmission interface.Pressure support device (such as respirator) is connected with winding pipe assembly 250 by air delivering pipeline (not shown), so that the gas inputting suitable pressure enters the cavity of breathing mask 200, and then enters the air flue of patient.The gas of supply patient can be the known any suitable breathing gas of prior art.Winding pipe assembly 250 can be various winding pipe assemblies conventional in this area.Air delivering pipeline can the conventional corrugated flexible hose in this area.For the optimal way in Fig. 2-4, forehead support frame 230 is connected to gas transmission interface 211, and adjustment means 220 also can be connected to gas transmission interface 211.First connecting portion 231 of forehead support frame 230 is provided with the gas channel allowing gas by gas transmission interface 211.Winding pipe assembly 250 can be connected to the first connecting portion 231 of forehead support frame 230, and is communicated with the gas channel of the first connecting portion 231.In the enforcement that the second connecting portion 215 is contained in the first connecting portion 231 and be hinged in the embodiment of framework 210 at forehead support frame 230, winding pipe assembly 250 can be connected directly to gas transmission interface 211.
It should be noted that, directional terminology involved in the present invention, such as "front", "rear", " on ", D score, "left", "right", " outward ", " interior ", " far ", " closely " etc. be all relative to wearing this breathing mask 200 and for the upright patient of head.With regard to Fig. 3-4 putting position, liner 240 is in the near-end of patient relative to winding pipe assembly 250, and winding pipe assembly 250 is in the far-end of patient relative to liner 240.
Below by being used for regulating the adjustment means 220 of the height of forehead support pad to be described in detail.Adjustment means 220 is rotationally attached to framework 210.In a preferred embodiment, as shown in Figure 5, adjustment means 220 is provided with the first draw-in groove 223, framework 210 is provided with the second draw-in groove 219, first draw-in groove 223 and the second draw-in groove 219 can engage mutually.Adjustment means 220 is rotationally attached to framework 210 by the first draw-in groove 223 and the second draw-in groove 219.By the rotation of the first draw-in groove 223 relative to the second draw-in groove 219, adjustment means 220 can be rotated relatively with framework 210.Exemplarily, in the first draw-in groove 223 and the second draw-in groove 219 at least one ringwise, with make one in the first draw-in groove 223 and the second draw-in groove 219 can be rotatable relative to another.Be connected in the embodiment of gas transmission interface 211 in adjustment means 220, the first draw-in groove 223 and/or the second draw-in groove 219 can extend along the circumference of gas transmission interface 211, to make adjustment means 220 with gas transmission interface 211 for axle is rotatable.At least one in first draw-in groove 223 and the second draw-in groove 219 can be the cannelure arranged continuously along the circumference of gas transmission interface 211.Adjustment means 220 and framework 210 can also adopt other fit systems to realize both relative rotations, such as, one in adjustment means 220 and framework 210 can arrange circular orbit, one in adjustment means 220 and framework 210 can arrange along this track slidably any auxiliary section, such as protuberance, hook part or tooth etc.
Adjustment means 220 also has adjustable inclined surface apparatus.Adjustable inclined surface apparatus and reference plane acutangulate.Reference plane mentioned in this article are the perpendicular being parallel to pivot O-O, and these reference plane are an imaginary plane, do not illustrate in the drawings, but are appreciated that these reference plane are the perpendicular perpendicular to paper with reference to Fig. 4.When patient wears this breathing mask, reference plane are parallel to the face of patient.In the diagram, the distal surface 221 away from framework 210 of adjustment means 220 tilts.This distal surface 221 acutangulates with these reference plane.Adjustable inclined surface apparatus comprises this distal surface 221.Forehead support frame 231 has the junction surface 235 of contact adjustable inclined surface apparatus (being distal surface 221 in this embodiment).Due to the existence of this adjustable inclined surface apparatus, adjustment means 220 is made to have thickness difference along the direction vertical with the face of patient.Like this, forehead support frame 230 can be driven to swing by the rotation of adjustment means 220, and then regulate forehead support frame 230 relative to the height of forehead.When patient wears after this breathing mask 200, when rotating adjustment means 220, the adjustable inclined surface apparatus of adjustment means 220 can drive the junction surface 235 on forehead support frame 230, thus drives forehead support frame 230 to swing along the direction shown in arrow N, realizes the altitude mixture control of forehead support frame 230.Patient helps without the need to other people, and singlehanded rotation adjustment means 220 just can search out the position of the most comfortable according to personal feeling, operate very convenient.Adjustable inclined surface apparatus can the height adjustment range required for forehead support frame 230 design relative to the slope of reference plane.As can be seen here, adjustment means 220 realizes the altitude mixture control of forehead support frame 230 by designing cleverly, its structure is simple, manufacturing process simply, therefore can be cost-saving.
Contact with junction surface 235 because adjustable inclined surface apparatus only comprises an inclined-plane (i.e. distal surface 221), each junction surface 235 only can form an abutment, therefore, forehead support frame 230 need comprise multiple junction surface 235, controls the swing of forehead support frame 230.Multiple junction surface 235 can for being arranged on the multiple projections on forehead support frame 230.As shown in Figure 2, two projections are oppositely arranged on forehead support frame 230.Junction surface 235 can also comprise more projection.
In addition, composition graphs 7-8 of the present invention additionally provides preferred regulative mode in addition.Except adjustment means 220 ' and the junction surface that coordinates with adjustment means 220 ', the breathing mask 200 ' in Fig. 7-8 is substantially identical with aforesaid breathing mask 200.For same or analogous parts, in Fig. 7-8, the Reference numeral identical with previous embodiment will be adopted.Only be described in detail for difference herein.Foregoing, need when adjustable inclined surface apparatus only comprises an inclined-plane to arrange multiple junction surface to control the swing of forehead support frame 230.In the preferred embodiment, adjustment means 220 ' comprises annular skewed slot 225.Annular skewed slot 225 can be arranged on adjustment means 220 ' towards on the side of the first connecting portion 231.Annular skewed slot 225 is around the first connecting portion 231.Annular skewed slot 225 is obliquely installed relative to above-mentioned reference plane.This annular skewed slot 225 has the first side wall 225a and the second sidewall 225b that are oppositely arranged.Space between the first side wall 225a and the second sidewall 225b is this annular skewed slot 225.The first side wall 225a and the second sidewall 225b all acutangulates with above-mentioned reference plane (being parallel to the plane of patient facial region).Adjustable inclined surface apparatus can comprise this first side wall 225a and the second sidewall 225b.Being arranged at least partially in annular skewed slot 225 of junction surface 235 '.Annularly skewed slot is slidably at junction surface 235 '.Junction surface 235 ' all contacts with the second sidewall 225b with the first side wall 225a, thus just can control the swing of forehead support frame 230 by a junction surface 235 '.Certainly, also multiple junction surface 235 ' can be set, share the active force controlling forehead support frame 230 and swing, extend its service life.Junction surface 235 ' can be arranged on the inner side of adjustment means 220 ' as shown in figs. 7-8, to make the flat appearance of breathing mask 200 '.Junction surface 235 ' can be arranged on linking arm 234, as shown in Figure 8.Junction surface 235 ' can also be arranged on the first connecting portion 231 or other any suitable positions.
In another group of embodiment, as shown in figs. 9-10, adjustment means 220 " the proximal end face 229 of frame oriented 210 be tilt.This proximal end face 229 can acutangulate with reference plane (being parallel to the plane of patient facial region).For this breathing mask 200 " in aforementioned breathing mask 200 and the same or analogous parts of breathing mask 200 ', will the Reference numeral identical with previous embodiment be adopted, and the detailed description of omission to same or similar parts.To be described in detail mainly for difference herein.Adjustment means 220 " adjustable inclined surface apparatus comprise this proximal end face 229.In addition, in order to coordinate with proximal end face 229, adjustment means 220 " relative to framework 210 " Plane of rotation be also tilt.This Plane of rotation can acutangulate with reference plane.Exemplarily, framework 210 " the end face of the described proximal end face 229 of contact be no longer made into as conventional components and be parallel to reference plane, but to acutangulate with reference plane.Framework 210 " the angle of inclination of above-mentioned end face must be not identical with the angle of inclination of proximal end face 229.Alternatively, framework 210 " above-mentioned end face also can be parallel with reference plane; but make framework 210 " for connecting adjustment means 220 " draw-in groove or slide rail etc. be obliquely installed, so also can realize adjustment means 220 " relative to framework 210 " rotating plane tilts.Along the direction perpendicular to patient facial region, adjustment means 220 " there is thickness difference, and adjustment means 220 " relative to framework 210 " Plane of rotation also tilt relative to reference plane, both combineds effect regulate the bearing height of forehead support frame 230.
It should be noted that, the regulative mode shown in Fig. 9-10 can combine with above-mentioned various embodiments.Such as, the proximal end face of the adjustment means 220 in Fig. 2-6 can be designed to tilt, and make adjustment means 220 tilt relative to the Plane of rotation (such as relative to reference plane) of framework 210 adaptively.Similarly, the proximal end face of the adjustment means 220 ' in Fig. 7-8 can be designed to tilt, and make adjustment means 220 ' tilt relative to the Plane of rotation (such as relative to reference plane) of framework 210 adaptively.
Although in the above-described embodiments, adjustment means 220,220 ' and 220 " all ringwise, adjustment means 220,220 ' and 220 " shape be not limited thereto, it can for being rotationally attached to blowing mouth 211 and 211 " various shapes.Such as, adjustment means 220,220 ' and 220 " lateral wall can be the shape such as prism, terrace with edge, medial wall can become cylindrical substantially, as long as can realize its function.Adjustment means 220,220 ' and 220 " lateral wall on can be provided with around adjustment means 220,220 ' and 220 " multiple teeth of arranging, stir adjustment means 220,220 ' and 220 to facilitate finger " make it rotate.
The present invention is illustrated by above-described embodiment, but should be understood that, above-described embodiment just for the object of illustrating and illustrate, and is not intended to the present invention to be limited in described scope of embodiments.In addition it will be appreciated by persons skilled in the art that the present invention is not limited to above-described embodiment, more kinds of variants and modifications can also be made according to instruction of the present invention, within these variants and modifications all drop on the present invention's scope required for protection.Protection scope of the present invention defined by the appended claims and equivalent scope thereof.
Claims (11)
1. a breathing mask, is characterized in that, described breathing mask comprises:
Framework;
Forehead support frame, described forehead support frame is connected to described framework pivotly, towards patient's forehead or can deviate from the swing of patient's forehead to make described forehead support frame; And
Adjustment means, described adjustment means is rotationally attached to described framework, and described adjustment means has adjustable inclined surface apparatus,
Wherein said forehead support frame has the junction surface contacted with described adjustable inclined surface apparatus, with the rotation by described adjustment means, drives described forehead support frame to swing.
2. breathing mask as claimed in claim 1, is characterized in that, the distal surface away from described framework of described adjustment means tilts, and described adjustable inclined surface apparatus comprises described distal surface.
3. breathing mask as claimed in claim 2, it is characterized in that, described junction surface is be arranged on the multiple projections on described forehead support frame.
4. breathing mask as claimed in claim 1, it is characterized in that, described adjustment means has annular skewed slot, and described annular skewed slot has relative the first side wall and the second sidewall, and described adjustable inclined surface apparatus comprises described the first side wall and described second sidewall.
5. breathing mask as claimed in claim 4, is characterized in that, described junction surface be contained in described annular skewed slot at least partially, slide along described annular skewed slot in described junction surface.
6. the breathing mask according to any one of claim 1-5, it is characterized in that, the proximal end face towards described framework of described adjustment means tilts, and described adjustable inclined surface apparatus comprises described proximal end face, and described adjustment means is tilt relative to the Plane of rotation of described framework.
7. breathing mask as claimed in claim 1, it is characterized in that, described adjustment means is provided with the first draw-in groove, described framework is provided with the second draw-in groove mutually engaged with described first draw-in groove, described adjustment means is rotationally attached to described framework by described first draw-in groove and described second draw-in groove.
8. breathing mask as claimed in claim 1, it is characterized in that, described forehead support frame has the first connecting portion, described framework has the second connecting portion, described first connecting portion and described second connecting portion coordinate formation ball-and-socket syndeton, described forehead support frame and described framework are respectively arranged with the limiting section cooperatively interacted, and described limiting section limits the swaying direction of described forehead support frame.
9. breathing mask as claimed in claim 8, it is characterized in that, described first connecting portion is interception shape, and described first connecting portion is contained in described second connecting portion pivotly.
10. breathing mask as claimed in claim 1, is characterized in that, the lateral wall of described adjustment means is provided with the multiple teeth arranged around described adjustment means.
11. breathing masks as claimed in claim 1, it is characterized in that, described framework has gas transmission interface, and described adjustment means is rotationally attached to described gas transmission interface.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511029467.XA CN105413037B (en) | 2015-12-31 | 2015-12-31 | Breathing mask |
| EP16881243.6A EP3338846B1 (en) | 2015-12-31 | 2016-12-29 | Breathing mask |
| PCT/CN2016/112947 WO2017114454A1 (en) | 2015-12-31 | 2016-12-29 | Breathing mask |
| US15/742,298 US10953182B2 (en) | 2015-12-31 | 2016-12-29 | Breathing mask |
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| CN201511029467.XA CN105413037B (en) | 2015-12-31 | 2015-12-31 | Breathing mask |
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| CN105413037A true CN105413037A (en) | 2016-03-23 |
| CN105413037B CN105413037B (en) | 2018-10-12 |
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| WO2017114454A1 (en) * | 2015-12-31 | 2017-07-06 | 北京怡和嘉业医疗科技股份有限公司 | Breathing mask |
| CN114796750A (en) * | 2022-04-24 | 2022-07-29 | 郑州大学 | Lung cancer patient equipment of relieving cough that atomizes |
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| Publication number | Publication date |
|---|---|
| CN105413037B (en) | 2018-10-12 |
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Address after: 100041, five main floor, 19 West Street, Shijingshan District, Beijing. Applicant after: Beijing Ka Yip Yee medical Polytron Technologies Inc Address before: 100041, five main floor, 19 West Street, Shijingshan District, Beijing. Applicant before: Beijing delightful harmony Jia Ye medical science and technology company limited |
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