CN112121270A - Customization method of customized breathing mask based on facial contour - Google Patents

Customization method of customized breathing mask based on facial contour Download PDF

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Publication number
CN112121270A
CN112121270A CN202010882362.3A CN202010882362A CN112121270A CN 112121270 A CN112121270 A CN 112121270A CN 202010882362 A CN202010882362 A CN 202010882362A CN 112121270 A CN112121270 A CN 112121270A
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user
face
breathing mask
model
customized
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CN202010882362.3A
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Chinese (zh)
Inventor
雷斌宝
邓攀
雷斌磊
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Hunan Lidesen Medical Instrument Co ltd
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Hunan Lidesen Medical Instrument Co ltd
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y80/00—Products made by additive manufacturing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/168—Feature extraction; Face representation
    • G06V40/171—Local features and components; Facial parts ; Occluding parts, e.g. glasses; Geometrical relationships
    • 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
    • A61M2207/00—Methods of manufacture, assembly or production

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • General Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Theoretical Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The invention discloses a customizing method of a customized breathing mask based on a facial contour, which comprises the following steps: s1, firstly, receiving a user sending request through a computer operation platform; s2, shooting the face of the user for three times by using a camera of the computer, acquiring facial features of the user according to the face recognition function, acquiring face features in the facial features, acquiring face information according to the front of the user during shooting, and shooting the left side and the right side of the user to acquire local detail recognition features on the left side and the right side of the face of the user; the invention relates to a customizing method of a customized breathing mask based on a facial contour, which is characterized in that facial information of a customizing person is collected for the first time by using a computer, the facial information is printed out according to the facial information of the customizing person, a manufacturer makes a mold, the customizing person wears the mold to test, and the tested mold is adjusted, so that the customized breathing mask is accurately matched with a user.

Description

Customization method of customized breathing mask based on facial contour
Technical Field
The invention relates to the technical field of medical instrument assistance, in particular to a customizing method of a customized breathing mask based on a facial contour.
Background
The performance structure of the breathing mask product and the composition of the breathing mask are as follows: the nose mask consists of a main body, a brow support, an elbow, a curved head cover, a soft cushion, a rubber plug, a snap ring, a buckle, a forehead cushion and a head band. Critically ill patients with various respiratory disorders and cardiovascular failure typically require non-invasive ventilation support using respiratory masks (covering the mouth and nose), such as a bi-level positive airway pressure mask, to regulate the normal breathing pattern. With such a noninvasive mask, the patient can speak, swallow and cough and avoid various complications caused by the endotracheal intubation, and some medical staff also need to use a respiratory mask while working.
The invention is disclosed in China: CN107158541A discloses a noninvasive ventilator mask manufactured based on additive technology and a manufacturing method thereof, the noninvasive ventilator mask applying three-dimensional printing technology acquires facial features of different people through three-dimensional scanning, the communication is carried out between a communication link and a cloud data processing center, the ventilator mask analyzed and designed by the cloud data processing center is sent to a three-dimensional printing client, and the noninvasive ventilator mask meeting personalized requirements is manufactured by applying three-dimensional printing technology, so that different noninvasive ventilator masks can be manufactured according to personalized requirements, but certain problems still exist; according to the noninvasive ventilation breathing mask manufactured based on the additive technology and the manufacturing method thereof, in the using process, the breathing mask of a customizing person is manufactured only through the communication link and cloud data, the customized breathing mask is not compared with the customizing person after being manufactured, most of the customized breathing mask has deviation, and therefore, the customizing method of the customized breathing mask based on the facial contour is provided.
Disclosure of Invention
Technical problem to be solved
In response to the deficiencies of the prior art, the present invention provides a method for customizing a respiratory mask based on facial contours.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a method of customizing a facial contour-based customized respiratory mask, comprising the steps of:
s1, firstly, receiving a user sending request through a computer operation platform;
s2, shooting the face of a user for three times by using a camera of a computer, acquiring the facial features of the user according to the face recognition function, acquiring the face features in the facial features, acquiring face information according to the front of the user during shooting, shooting the left side and the right side of the user, acquiring the features of local detail recognition of the left side and the right side of the face of the user, thereby acquiring face models designed by the front, left and right three-side facial features of the user, performing data superposition on the three-side feature information of the user by using the computer, acquiring accurate facial features, and generating a three-dimensional model of the customized breathing mask by using the computer;
s3, confirming with the user information characteristics, adjusting the three-dimensional model of the customized breathing mask generated by the computer, and sending the generated three-dimensional model map of the customized breathing mask to the user for confirmation;
s4, using a 3D printer to print a 3D model by selecting printing materials and types according to needs, and sending the printed 3D model to a user;
s5, the 3D model is sent to a door to be confirmed and compared with a user, a film is arranged on the surface of the 3D model, the user wears the 3D model and the film on the face, the film is taken down after the user wears the film, the facial features of the face of the user are confirmed by using the 3D model, meanwhile, the facial features of the face of the user are further analyzed through the film, so that the adjustment of the face is completed, if the 3D model is wrong, the operation enters S2, if the information error between the 3D model and the user is 1-3mm, the information is correct, the information features are correct, the operation enters S8, and if the result is qualified, the operation S8 is executed;
s6, sending the 3D model of the final version to a manufacturer, and manufacturing a breathing mask by the manufacturer;
s7, adding 0.5-0.7 part of antifogging material into the customized breathing mask;
and S8, inspecting the breathing mask of the manufacturer, packaging the breathing mask, sending the product to the user, and confirming the feedback information of the user through the computer.
Preferably, the breathing mask is provided with a nasal clip and a nasal feeding hole.
Preferably, the printing material of the 3D printing apparatus is a hot-melt printing material.
Preferably, the antifogging material comprises 0.5-0.7 part of antifogging agent.
Preferably, the components of the breathing mask are silica gel and filler.
Preferably, the filler is one or more of polyethylene terephthalate, graphene, spunbonded nonwoven, high polymer polypropylene nonwoven, melt-blown fabric and spunbonded fabric.
Preferably, the material of silica gel is liquid silica gel oil, jelly-like silica gel, foam silica gel sponge and elastic solid silicone rubber.
Preferably, a film is arranged in the mold, and the material of the film is one or more of a polyolefin breathable film and a polyvinyl chloride breathable film.
(III) advantageous effects
Compared with the prior art, the invention provides a customizing method of a customized breathing mask based on a facial contour, which has the following beneficial effects: the invention relates to a customizing method of a customized breathing mask based on a facial contour, which is characterized in that facial information of a customizing person is collected for the first time by using a computer, the facial information is printed out according to the facial information of the customizing person, a manufacturer makes the customizing person into a mold, the customizing person wears the mold to test the customizing person, and the tested mold is adjusted, so that the customized breathing mask is accurately matched with a user, and the problem that most of the customized breathing masks have deviation due to the fact that the customized breathing mask is not compared with the customizing person after manufacturing is solved.
Drawings
FIG. 1 is a flow chart of the steps of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1, the present invention provides a technical solution: a method of customizing a facial contour-based customized respiratory mask, comprising the steps of:
s1, firstly, receiving a user sending request through a computer operation platform;
s2, shooting the face of a user for three times by using a camera of a computer, acquiring the facial features of the user according to the face recognition function, acquiring the face features in the facial features, acquiring face information according to the front of the user during shooting, shooting the left side and the right side of the user, acquiring the features of local detail recognition of the left side and the right side of the face of the user, thereby acquiring face models designed by the front, left and right three-side facial features of the user, performing data superposition on the three-side feature information of the user by using the computer, acquiring accurate facial features, and generating a three-dimensional model of the customized breathing mask by using the computer;
s3, confirming with the user information characteristics, adjusting the three-dimensional model of the customized breathing mask generated by the computer, and sending the generated three-dimensional model map of the customized breathing mask to the user for confirmation;
s4, using a 3D printer to print a 3D model by selecting printing materials and types according to needs, and sending the printed 3D model to a user;
s5, the 3D model is sent to a door to be confirmed and compared with a user, a film is arranged on the surface of the 3D model, the user wears the 3D model and the film on the face, the film is taken down after the user wears the film, the facial features of the face of the user are confirmed by using the 3D model, meanwhile, the facial features of the face of the user are further analyzed through the film, so that the adjustment of the face is completed, if the 3D model is wrong, the operation enters S2, if the information error between the 3D model and the user is 1mm, the information is correct, the information features are correct, the operation enters S8, and if the result is qualified, the operation S8 is executed;
s6, sending the 3D model of the final version to a manufacturer, and manufacturing a breathing mask by the manufacturer;
s7, adding 0.5 part of antifogging material into the customized breathing mask;
and S8, inspecting the breathing mask of the manufacturer, packaging the breathing mask, sending the product to the user, and confirming the feedback information of the user through the computer.
In this embodiment, specifically: the breathing mask is provided with a nasal clip and a nasal feeding hole; through setting up the nose clip, promote the fastening city degree of breathing area and face, prevent to drop suddenly when wearing respiratory mask, lead to the unable normal use of respiratory mask.
In this embodiment, specifically: the printing material of the 3D printing device is hot-melt printing material.
In this embodiment, specifically: the antifogging material comprises 0.5 of antifogging agent; the breathing mask can generate fog when in use, and the antifogging agent is added into the breathing mask to reduce the fog in the breathing mask, thereby improving the visual field of users.
In this embodiment, specifically: the components of the breathing mask are silica gel and filler.
In this embodiment, specifically: the filler comprises one or more of polyethylene terephthalate, graphene, spun-bonded non-woven fabric, high polymer polypropylene non-woven fabric, melt-blown fabric and spun-bonded fabric; preferably in polyethylene terephthalate, the non-woven fabrics of spunbonded, melt-blown fabric and spunbonded, through set up polyethylene terephthalate in respirator, polyethylene terephthalate promotes respirator's weatherability, and polyethylene terephthalate has good dimensional stability to respirator simultaneously, makes respirator be applicable to the person of wearing more.
In this embodiment, specifically: the silica gel is made of liquid silica gel oil, jelly-like silica gel, foam silica gel sponge and elastic solid silica gel, preferably jelly-like silica gel and elastic solid silica gel.
In this embodiment, specifically: a film is arranged in the mould, and the material of the film is one or more of a polyolefin breathable film and a polyvinyl chloride breathable film; preferably, the polyvinyl chloride breathable film is arranged, so that the influence of the mold on the face of a user is reduced when the user performs comparison.
Example two
Referring to fig. 1, the present invention provides a technical solution: a method of customizing a facial contour-based customized respiratory mask, comprising the steps of:
s1, firstly, receiving a user sending request through a computer operation platform;
s2, shooting the face of a user for three times by using a camera of a computer, acquiring the facial features of the user according to the face recognition function, acquiring the face features in the facial features, acquiring face information according to the front of the user during shooting, shooting the left side and the right side of the user, acquiring the features of local detail recognition of the left side and the right side of the face of the user, thereby acquiring face models designed by the front, left and right three-side facial features of the user, performing data superposition on the three-side feature information of the user by using the computer, acquiring accurate facial features, and generating a three-dimensional model of the customized breathing mask by using the computer;
s3, confirming with the user information characteristics, adjusting the three-dimensional model of the customized breathing mask generated by the computer, and sending the generated three-dimensional model map of the customized breathing mask to the user for confirmation;
s4, using a 3D printer to print a 3D model by selecting printing materials and types according to needs, and sending the printed 3D model to a user;
s5, the 3D model is sent to a door to be confirmed and compared with a user, a film is arranged on the surface of the 3D model, the user wears the 3D model and the film on the face, the film is taken down after the user wears the film, the facial features of the face of the user are confirmed by using the 3D model, meanwhile, the facial features of the face of the user are further analyzed through the film, so that the adjustment of the face is completed, if the 3D model is wrong, the operation enters S2, if the information error between the 3D model and the user is 2mm, the information is correct, the information features are correct, the operation enters S8, and if the result is qualified, the operation S8 is executed;
s6, sending the 3D model of the final version to a manufacturer, and manufacturing a breathing mask by the manufacturer;
s7, adding 0.6 part of antifogging material into the customized breathing mask;
and S8, inspecting the breathing mask of the manufacturer, packaging the breathing mask, sending the product to the user, and confirming the feedback information of the user through the computer.
In this embodiment, specifically: be provided with the nose on the breathing mask and press from both sides and the nasal feeding hole presss from both sides through setting up the nose, promotes the fastening city degree of breathing area and face, prevents to drop suddenly when wearing breathing mask, leads to the unable normal use of breathing mask.
In this embodiment, specifically: the printing material of the 3D printing device is hot-melt printing material.
In this embodiment, specifically: the antifogging material comprises 0.6 part of antifogging coating agent.
In this embodiment, specifically: the components of the breathing mask are silica gel and filler; the breathing mask can generate fog when in use, and the antifogging agent is added into the breathing mask to reduce the fog in the breathing mask, thereby improving the visual field of users.
In this embodiment, specifically: the filler comprises one or more of polyethylene terephthalate, graphene, spun-bonded non-woven fabric, high polymer polypropylene non-woven fabric, melt-blown fabric and spun-bonded fabric; preferably polyethylene terephthalate, graphite alkene, spunbonded nonwoven and high polymer polypropylene non-woven fabrics, through set up polyethylene terephthalate in respirator, polyethylene terephthalate promotes respirator's weatherability, and polyethylene terephthalate has good dimensional stability to respirator simultaneously, makes respirator be applicable to wearing personnel more.
In this embodiment, specifically: the silica gel is made of liquid silica gel oil, jelly-like silica gel, foam silica gel sponge and elastic solid silica gel; preferably a jelly-like silicone rubber and an elastic solid silicone rubber.
In this embodiment, specifically: a film is arranged in the mould, and the material of the film is one or more of a polyolefin breathable film and a polyvinyl chloride breathable film; preferably a polyvinyl chloride breathable film; through setting up the polyvinyl chloride ventilated membrane, when lieing in that the user contrasts, the reduction prevents that the mould from causing the influence to user's face.
EXAMPLE III
Referring to fig. 1, the present invention provides a technical solution: a method of customizing a facial contour-based customized respiratory mask, comprising the steps of:
s1, firstly, receiving a user sending request through a computer operation platform;
s2, shooting the face of a user for three times by using a camera of a computer, acquiring the facial features of the user according to the face recognition function, acquiring the face features in the facial features, acquiring face information according to the front of the user during shooting, shooting the left side and the right side of the user, acquiring the features of local detail recognition of the left side and the right side of the face of the user, thereby acquiring face models designed by the front, left and right three-side facial features of the user, performing data superposition on the three-side feature information of the user by using the computer, acquiring accurate facial features, and generating a three-dimensional model of the customized breathing mask by using the computer;
s3, confirming with the user information characteristics, adjusting the three-dimensional model of the customized breathing mask generated by the computer, and sending the generated three-dimensional model map of the customized breathing mask to the user for confirmation;
s4, using a 3D printer to print a 3D model by selecting printing materials and types according to needs, and sending the printed 3D model to a user;
s5, the 3D model is sent to a door to be confirmed and compared with a user, a film is arranged on the surface of the 3D model, the user wears the 3D model and the film on the face, the film is taken down after the user wears the film, the facial features of the face of the user are confirmed by using the 3D model, meanwhile, the facial features of the face of the user are further analyzed through the film, so that the adjustment of the face is completed, if the 3D model is wrong, the operation enters S2, if the 3D model is wrong, information between the 3D model and the user is correct, the information features are correct, the operation enters S8, and if the result is qualified, the operation S8 is executed;
s6, sending the 3D model of the final version to a manufacturer, and manufacturing a breathing mask by the manufacturer;
s7, adding 0.7 part of antifogging material into the customized breathing mask;
and S8, inspecting the breathing mask of the manufacturer, packaging the breathing mask, sending the product to the user, and confirming the feedback information of the user through the computer.
In this embodiment, specifically: the breathing mask is provided with a nasal clip and a nasal feeding hole; through setting up the nose clip, promote the fastening city degree of breathing area and face, prevent to drop suddenly when wearing respiratory mask, lead to the unable normal use of respiratory mask.
In this embodiment, specifically: the printing material of the 3D printing device is hot-melt printing material.
In this embodiment, specifically: the antifogging material comprises 0.7 part of antifogging agent; the breathing mask can generate fog when in use, and the antifogging agent is added into the breathing mask to reduce the fog in the breathing mask, thereby improving the visual field of users.
In this embodiment, specifically: the components of the breathing mask are silica gel and filler.
In this embodiment, specifically: the filler comprises one or more of polyethylene terephthalate, graphene, spun-bonded non-woven fabric, high polymer polypropylene non-woven fabric, melt-blown fabric and spun-bonded fabric; preferably polyethylene terephthalate, high polymer polypropylene non-woven fabrics, melt-blown fabric and spunbonded fabric, through set up polyethylene terephthalate in respirator, polyethylene terephthalate promotes respirator's weatherability, and polyethylene terephthalate has good dimensional stability to respirator simultaneously, makes respirator be applicable to wearing personnel more.
In this embodiment, specifically: the silica gel is made of liquid silica gel oil, jelly-like silica gel, foam silica gel sponge and elastic solid silica gel; preferably a jelly-like silicone rubber and an elastic solid silicone rubber.
In this embodiment, specifically: a film is arranged in the mould, and the material of the film is one or more of a polyolefin breathable film and a polyvinyl chloride breathable film; preferably, the polyvinyl chloride ventilated membrane through setting up the polyvinyl chloride ventilated membrane, lies in that the user when comparing, reduces and prevents that the mould from causing the influence to user's face.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A method of customizing a facial contour-based customized respiratory mask, comprising the steps of:
s1, firstly, receiving a user sending request through a computer operation platform;
s2, shooting the face of a user for three times by using a camera of a computer, acquiring the facial features of the user according to the face recognition function, acquiring the face features in the facial features, acquiring face information according to the front of the user during shooting, shooting the left side and the right side of the user, acquiring the features of local detail recognition of the left side and the right side of the face of the user, thereby acquiring face models designed by the front, left and right three-side facial features of the user, performing data superposition on the three-side feature information of the user by using the computer, acquiring accurate facial features, and generating a three-dimensional model of the customized breathing mask by using the computer;
s3, confirming with the user information characteristics, adjusting the three-dimensional model of the customized breathing mask generated by the computer, and sending the generated three-dimensional model map of the customized breathing mask to the user for confirmation;
s4, using a 3D printer to print a 3D model by selecting printing materials and types according to needs, and sending the printed 3D model to a user;
s5, the 3D model is sent to a door to be confirmed and compared with a user, a film is arranged on the surface of the 3D model, the user wears the 3D model and the film on the face, the film is taken down after the user wears the film, the facial features of the face of the user are confirmed by using the 3D model, meanwhile, the facial features of the face of the user are further analyzed through the film, so that the adjustment of the face is completed, if the 3D model is wrong, the operation enters S2, if the information error between the 3D model and the user is 1-3mm, the information is correct, the information features are correct, the operation enters S8, and if the result is qualified, the operation S8 is executed;
s6, sending the 3D model of the final version to a manufacturer, and manufacturing a breathing mask by the manufacturer;
s7, adding 0.5-0.7 part of antifogging material into the customized breathing mask;
and S8, inspecting the breathing mask of the manufacturer, packaging the breathing mask, sending the product to the user, and confirming the feedback information of the user through the computer.
2. A method of customizing a facial contour-based customized respiratory mask as defined in claim 1, wherein: the breathing mask is provided with a nasal clip and a nasal feeding hole.
3. A method of customizing a facial contour-based customized respiratory mask as defined in claim 1, wherein: the printing material of the 3D printing equipment is hot-melt printing material.
4. A method of customizing a facial contour-based customized respiratory mask as defined in claim 1, wherein: the antifogging material comprises 0.5-0.7 part of antifogging agent.
5. A method of customizing a facial contour-based customized respiratory mask as defined in claim 1, wherein: the components of the breathing mask are silica gel and filler.
6. The method of claim 5, wherein the facial contour based customization of a customized respiratory mask comprises: the filler comprises one or more of polyethylene terephthalate, graphene, spun-bonded non-woven fabric, high polymer polypropylene non-woven fabric, melt-blown fabric and spun-bonded fabric.
7. The method of claim 5, wherein the facial contour based customization of a customized respiratory mask comprises: the silica gel part is made of liquid silica gel oil, jelly-like silica gel, foam silica gel sponge and elastic solid silicone rubber.
8. A method of customizing a facial contour-based customized respiratory mask as defined in claim 1, wherein: the mould is internally provided with a film which is made of one or more of polyolefin breathable films and polyvinyl chloride breathable films.
CN202010882362.3A 2020-08-28 2020-08-28 Customization method of customized breathing mask based on facial contour Withdrawn CN112121270A (en)

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Application Number Priority Date Filing Date Title
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Application publication date: 20201225

WW01 Invention patent application withdrawn after publication