CN220110229U - Medical mask based on 3D face map technology - Google Patents
Medical mask based on 3D face map technology Download PDFInfo
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- CN220110229U CN220110229U CN202221951896.8U CN202221951896U CN220110229U CN 220110229 U CN220110229 U CN 220110229U CN 202221951896 U CN202221951896 U CN 202221951896U CN 220110229 U CN220110229 U CN 220110229U
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- Prior art keywords
- face
- patient
- mask
- mask body
- stomach tube
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- 238000005516 engineering process Methods 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 210000002784 stomach Anatomy 0.000 claims abstract description 30
- 210000001061 forehead Anatomy 0.000 claims description 28
- 230000002496 gastric effect Effects 0.000 claims description 14
- 238000013507 mapping Methods 0.000 claims description 13
- 230000006837 decompression Effects 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 210000003128 head Anatomy 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 230000001815 facial effect Effects 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 3
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 210000001331 nose Anatomy 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 208000004210 Pressure Ulcer Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 210000000887 face Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000037380 skin damage Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000006545 Chronic Obstructive Pulmonary Disease Diseases 0.000 description 1
- 206010011985 Decubitus ulcer Diseases 0.000 description 1
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 210000001508 eye Anatomy 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 201000004193 respiratory failure Diseases 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 208000026425 severe pneumonia Diseases 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a medical mask based on a 3D face map technology, which comprises the following components: a mask body comprising: an opening toward the patient's face; the sealing seat is sleeved on the outer edge of the opening part in a surrounding way, and comprises: a reduced pressure layer conforming to the contours of the patient's face; a stomach tube leading-out hole for a stomach tube to pass through is formed in the side part of the sealing seat, the stomach tube leading-out hole is obliquely arranged downwards, and the first end faces the nose of a patient; and the fixing belts are connected with the sealing seat and are used for buckling the medical mask cover on the face of a patient. Wherein the sealing seat is prepared individually according to the facial features of the patient, and the mask body is designed in a universal way. So set up, only need design the driving seat to every patient can, the face guard cover body then uses general face guard cover body, has effectively reduced manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a medical mask based on a 3D face map technology.
Background
Respiratory failure is often accompanied by chronic obstructive pulmonary disease, severe pneumonia, etc., and the patients usually have critical conditions. The medical mask is used as a medium between the breathing machine and the patient, and can continuously provide oxygen for the patient. However, the existing face masks have the following problems:
(1) The existing mask has only three types of large, medium and small, and can not adapt to the facial shapes of all patients, so that the mask has poor fitting degree with the facial shapes of the patients after being worn, obvious air leakage exists between the mask and the faces of the patients, the breathing of the patients is equivalent to the condition that 3-4-level strong wind blows on the faces, tear flows out and the like, and the using experience is poor.
(2) The existing mask is made of PVC, silica gel and other materials, the materials are hard, skin damage and skin crumbling can occur when the face is pressed by wearing for a long time, bedsores and other phenomena are generated, and comfort level of patients is poor.
(3) When a patient with the gastric tube is in use, the gastric tube is pressed under the mask and cannot be matched with the mask, so that the mask leaks air.
Disclosure of Invention
The utility model aims at solving the technical problems and provides a medical mask based on a 3D face map technology.
In order to achieve the above object, the present utility model provides a medical mask based on 3D face mapping technology, comprising: a mask body comprising: an opening toward the patient's face; the driving seat, for dismantling the connection between driving seat and the face guard cover body, encircle the cover and establish the outer fringe of opening includes: a reduced pressure layer conforming to the contours of the patient's face; the side part of the sealing seat is provided with a stomach tube leading-out hole for a stomach tube to pass through, the stomach tube leading-out hole is arranged in a downward inclined way, the included angle between the stomach tube leading-out hole and the vertical direction is 35-45 degrees, and the first end of the stomach tube leading-out hole faces the nose of a patient; and the fixing belts are connected with the sealing seat and are used for buckling the medical mask cover on the face of a patient.
Optionally, the seal holder further comprises: and the supporting layer is arranged on the decompression layer in a lamination way, is connected with the mask body and supports the mask body.
Optionally, the internal diameter of stomach tube extraction hole and the external diameter phase-match of stomach tube make the stomach tube extraction hole can be fixed to the stomach tube constraint.
Optionally, the second end of the gastric tube leading-out hole can be detachably provided with a plugging piece.
Optionally, the medical mask further comprises: the forehead support is fixed with the mask body, and connecting belts are fixed on two sides of the forehead support, so that the forehead support can be fixed with the head of a patient.
Optionally, a silica gel pad is arranged on one side of the forehead support, which faces the forehead of the patient.
Optionally, a length adjusting device is arranged between the forehead support and the mask body to adjust the distance between the forehead support and the mask body.
Optionally, a loudspeaker is mounted on the mask body.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The utility model discloses a medical mask based on a 3D face map technology, which comprises the following components: a sealing seat contacting with the face of a patient, and a mask body connected with the sealing seat; wherein the sealing seat is prepared individually according to the facial features of the patient, and the mask body is designed in a universal way. So set up, only need design the driving seat to every patient can, the face guard cover body then uses general face guard cover body, has effectively reduced manufacturing cost.
(2) According to the utility model, the side part of the sealing seat is provided with the stomach tube leading-out hole, instead of the mask body, so that the stomach tube is led out from the nasal cavity of the patient to the cheek side of the patient, and the stomach tube is prevented from bending and generating bending dead angles when the patient tilts the head.
(3) The loudspeaker is arranged on the mask body of the mask, so that the problem that a patient speaks unevenly and communicates with medical care and communication is not smooth when wearing the mask is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a medical mask based on a 3D face map technology of the present utility model.
Fig. 2 is a left side view of a medical mask based on 3D face mapping technology of the present utility model.
FIG. 3 is a schematic view of the seal seat of the present utility model.
Fig. 4 is a left side view of the seal holder of the present utility model.
Fig. 5 is a schematic structural view of the mask body of the present utility model.
Fig. 6 is a schematic view of a medical mask based on a 3D face map technology.
In the figure: 1-a sealing seat, 101-a supporting layer, 102-a decompression layer and 103-a slot hole; 2-a mask body, 202-an opening; 3-forehead support, 301-length adjustment device; 4-connecting band, 5-fixing band, 6-air pipe interface, 7-stomach tube leading-out hole, 8-silica gel pad, 9-supporting pad.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
The term "3D face map technology" refers to a technology for scanning a face contour using a 3D scanner to obtain face information, and further performing subsequent three-dimensional modeling.
The terms "upper," "lower," "left," "right," and the like are used for convenience in describing and simplifying the present utility model based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 and 2, the present utility model provides a medical mask based on 3D face mapping technology, comprising: a mask body 2 and a sealing seat 1; the mask body 2 includes: the seal seat 1 is fitted around the opening 202 facing the patient's face, and is provided between the mask body 2 and the patient's face. The lateral part of the sealing seat 1 is provided with a stomach tube leading-out hole 7 for a stomach tube to pass through, the stomach tube leading-out hole 7 is arranged in a downward inclined mode, and the first end of the stomach tube leading-out hole 7 faces the nose of a patient.
In the present utility model, the seal holder 1 is used to fit the face of a patient, and is 3D-printed based on the facial features of the patient. The mask body 2 is not contacted with the face of the patient, and is a shell covered on the face of the patient, so that the mask body 2 can be of a universal design. For example, the mask body 2 may be classified as a man, a woman, a child, or a general purpose type according to a large, medium, or small size. By the arrangement, for each patient, only the sealing seat 1 is needed to be designed, and the universal mask body 2 is used as the mask body 2, so that the preparation cost of the mask is effectively reduced.
In some embodiments, the sealing seat 1 is detachably connected with the mask body 2, the face of the sealing seat 1, which is attached to the face of the patient, is printed with the outline of the face of the patient, and the face of the sealing seat, which is connected with the mask body 2, is printed with the outline of the mask body 2, so that accurate butt joint and fitting are realized through computer technology.
As shown in fig. 3 and 4, the seal seat 1 of the present utility model includes: a pressure reducing layer 102 and a support layer 101 which are laminated; the reduced-pressure layer 102 is a layer that conforms to the face of the patient proximate to the face. In order to avoid the face mask from pressing against the face to cause skin damage, the pressure reducing layer 102 is made of thermoplastic polyurethane elastomer (TPU) material, which has good elasticity and can avoid the occurrence of pressure marks or pressure sores on the skin surface. The supporting layer 101 is used for being connected with the mask body 2, and plays a role in supporting the mask body 2, and the material can be hard and made of hard plastic Polycarbonate (PC).
In some embodiments, the inner diameter of the stomach tube leading-out hole 7 at the side part of the sealing seat 1 is matched with the outer diameter of the stomach tube, so that the stomach tube leading-out hole 7 can restrict and fix the stomach tube, and the movement of the stomach tube is avoided, and the air leakage of the mask is avoided.
In some embodiments, the second end of the gastric tube exit hole 7 is detachably provided with a blocking member, which can be used to close the gastric tube exit hole 7 for patients without indwelling gastric tubes, avoiding mask leakage.
In some embodiments, the angle between the gastric tube exit hole 7 and the vertical is 35 ° -45 °. The inventor of the present utility model has found that when the gastric tube outlet 7 is inclined at the above angle, the gastric tube is less likely to generate bending dead angles by examining the condition that the patient wears the mask.
In some embodiments, the medical mask based on 3D face mapping technology further comprises: the forehead support 3, the forehead support 3 is fixed with the mask body 2, and a length adjusting device 301 is arranged between the forehead support 3 and the mask body 2 to adjust the distance between the forehead support 3 and the mask body 2.
In some embodiments, the forehead support 3 is fixed to the mask body 2 in the following manner: the outer surface of the mask body 2 is provided with a groove, a supporting pad 9 is clamped in the groove, and the forehead support 3 is fixed on the supporting pad 9, so that the forehead support 3 is fixed with the mask body 2.
In some embodiments, the medical mask based on 3D face mapping technology further comprises: wearing a device; the wearing device includes: a fixing band 5 and a connecting band 4; wherein, the fixing belt 5 is fixed with two sides of the sealing seat 1, specifically, two sides of the sealing seat 1 are provided with slot holes 103 penetrating through the sealing seat 1, and the fixing belt 5 penetrates through the slot holes 103 to be detachably connected with the sealing seat 1. The connecting strap 4 is fixed to both sides of the forehead support 3, specifically, both sides of the forehead support 3 are also provided with slots 103, so that the connecting strap 4 is detachably connected to the forehead support 3.
In use, the strap 4 is passed around the patient's head, causing the forehead support 3 to rest on the patient's forehead. In some embodiments, to improve the comfort of the patient wearing, the forehead support 3 is provided with a silicone pad 8 on the side facing the forehead of the patient.
In some embodiments, the number of the fixing belts 5 is four, and the number of the connecting belts 4 is two.
In some embodiments, the mask body 2 is provided with a loudspeaker to avoid unsmooth communication and communication with medical care when a patient wears the mask.
As shown in fig. 5 and 6, the surface of the mask body 2 of the mask of the present utility model is provided with an air pipe interface 6, and the air pipe interface 6 is in interference fit communication with an air pipe of a breathing machine.
The utility model discloses a medical mask based on a 3D face map technology, which is prepared by adopting a reverse engineering scanning and 3D printing technology, and the preparation method specifically comprises the following steps:
(1) Acquiring patient facial contour data from scanning the patient's face from different angles using a 3D scanner, which may be performed while the patient is sleeping; the 3D scanning can effectively visualize the complex facial structure of the patient, and reduces facial contour errors.
(2) Importing the profile and face data of a patient into CAD software to reconstruct a sealing seat in three dimensions, and reserving a stomach tube leading-out hole and a slot hole for connecting a fixing belt on the sealing seat according to the positions of eyes, noses and mouths of the patient;
(3) Printing the seal mount using a 3D printer: respectively loading powdery materials required for preparing the sealing seat into double spray heads of a 3D printer, vacuumizing, and when the vacuum pressure P is less than or equal to 220Pa, printing in the 3D printer according to the designed product size to obtain the sealing seat;
further, the 3D printer is a fused deposition type printer, and the decompression layer and the supporting layer of the sealing seat are integrally printed by a double-nozzle process of fused deposition manufacturing technology. The laser power of the 3D printer is 40-450W, the scanning speed is 40-350mm/s, the laser beam diameter is 45-330 mu m, the thickness of each layer of powder spreading is 4-105 mu m, and various indexes of the prepared sealing seat are ensured to meet clinical medical requirements by controlling various parameters within the range of the values. Meanwhile, the 3D printing technology can greatly shorten the period of die opening design processing, and is particularly suitable for clinical use of emergency patients. The application of the double-nozzle integrated printing technology can avoid a later bonding procedure, shorten the processing period and simultaneously avoid possible risks.
(4) And (3) taking accelerated electrons with the energy level of 8-10MeV to carry out radiation cleaning sterilization treatment on the surface of the sealing seat printed in the step (3).
Further, when the accelerated electrons are used for carrying out radiation sterilization on the surface of the sample, the radiation temperature is 35-45 ℃ and the radiation time is 25-30min.
(5) Placing the sealed seat after surface treatment into an ultrasonic cleaner, cleaning the surface of a sample by using an acetone solution for 10-20 min, then placing the cleaned sample into deionized water for washing for 30min, finally placing the sample into an oven for drying, and further removing impurities on the surface after sterilizing the mask, thereby avoiding invasion of bacteria to a patient and increasing the disease condition of the patient.
(6) The 3D health management profile is customized to facilitate subsequent follow-up adjustments to the service and improve the efficacy of the device.
In summary, in the utility model, the sealing seat is obtained based on the 3D printing of the facial features of the patient and is attached to the face of the patient, and the mask body is designed in a generalized manner, so that the preparation cost of the utility model is effectively reduced. One side of the sealing seat, which is attached to the face of a patient, is made of TPU material,
while the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.
Claims (8)
1. A medical mask based on 3D face mapping technology, comprising:
a mask body comprising: an opening toward the patient's face;
the driving seat, for dismantling the connection between driving seat and the face guard cover body, encircle the cover and establish the outer fringe of opening includes: a reduced pressure layer conforming to the contours of the patient's face; the side part of the sealing seat is provided with a stomach tube leading-out hole for a stomach tube to pass through, the stomach tube leading-out hole is arranged in a downward inclined way, the included angle between the stomach tube leading-out hole and the vertical direction is 35-45 degrees, and the first end of the stomach tube leading-out hole faces the nose of a patient;
and the fixing belts are connected with the sealing seat and are used for buckling the medical mask cover on the face of a patient.
2. The 3D face mapping technology based medical mask of claim 1, wherein the seal mount further comprises: and the supporting layer is arranged on the decompression layer in a lamination way, is connected with the mask body and supports the mask body.
3. The medical mask based on the 3D face mapping technology as claimed in claim 1, wherein the inside diameter of the gastric tube extraction hole is matched with the outside diameter of the gastric tube, so that the gastric tube extraction hole can restrict and fix the gastric tube.
4. The medical mask based on the 3D face mapping technology as claimed in claim 1, wherein the second end of the gastric tube exit hole is detachably provided with a blocking piece.
5. The 3D face mapping technology based medical mask of claim 1, further comprising: the forehead support is fixed with the mask body, and connecting belts are fixed on two sides of the forehead support, so that the forehead support can be fixed with the head of a patient.
6. The 3D face mapping technology based medical mask of claim 5, wherein a silicone pad is provided on a side of the forehead support facing the forehead of the patient.
7. The 3D face mapping technology based medical mask of claim 5, wherein a length adjustment device is provided between the forehead support and the mask body to adjust the distance between the forehead support and the mask body.
8. The 3D face mapping technology based medical mask of claim 1, wherein a loudspeaker is mounted on the mask body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221951896.8U CN220110229U (en) | 2022-07-27 | 2022-07-27 | Medical mask based on 3D face map technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221951896.8U CN220110229U (en) | 2022-07-27 | 2022-07-27 | Medical mask based on 3D face map technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220110229U true CN220110229U (en) | 2023-12-01 |
Family
ID=88914958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221951896.8U Active CN220110229U (en) | 2022-07-27 | 2022-07-27 | Medical mask based on 3D face map technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220110229U (en) |
-
2022
- 2022-07-27 CN CN202221951896.8U patent/CN220110229U/en active Active
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