WO2022025294A1 - 内視鏡用マウスガード - Google Patents

内視鏡用マウスガード Download PDF

Info

Publication number
WO2022025294A1
WO2022025294A1 PCT/JP2021/028506 JP2021028506W WO2022025294A1 WO 2022025294 A1 WO2022025294 A1 WO 2022025294A1 JP 2021028506 W JP2021028506 W JP 2021028506W WO 2022025294 A1 WO2022025294 A1 WO 2022025294A1
Authority
WO
WIPO (PCT)
Prior art keywords
endoscope
frame portion
mouth
treated
person
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2021/028506
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
忠輝 前畑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
St Marianna University School of Medicine
Original Assignee
St Marianna University School of Medicine
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by St Marianna University School of Medicine filed Critical St Marianna University School of Medicine
Priority to JP2022539631A priority Critical patent/JPWO2022025294A1/ja
Publication of WO2022025294A1 publication Critical patent/WO2022025294A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices

Definitions

  • the present invention relates to a mouthguard for an endoscope, and particularly to a mouthguard for an endoscope that suppresses the diffusion of droplets generated from the treated person when the endoscope is used for the treated person.
  • Endoscopes are often used in clinical examinations and surgery.
  • a gastrocamera or the like has less burden on the person to be treated.
  • An endoscope such as a gastroscope is inserted through the patient's mouth and inserted into the esophagus and stomach.
  • the subject may cough or sneeze due to the irritation that occurs when the endoscope comes into contact with the oral cavity and esophagus.
  • viruses and bacteria existing on the surface of the lungs and bronchi are ejected from the mouth through mucus, saliva and the like.
  • the flow velocity at the time of eruption increases, and mucus, saliva, etc. diffuse as droplets (aerosol) farther.
  • a mask assisting tool in which a main body having a size covering the nose and mouth is formed in a dome shape in a mesh shape, and a portion corresponding to the base of the dome shape is circularly formed to bend the unevenness of the face (Patent Document 1). reference). It is also used to maintain the bulge of the mask body, connecting a plurality of first curved portions that are curved along the perioral skin of the wearer of the mask body and the ends of the plurality of first curved portions.
  • the portion is provided with a second curved portion that is supported at both ends and curves in the direction of the mask body, and the first curved portion and the second curved portion are composed of a single flexible sheet, and the notch of the sheet is provided.
  • the mask aids in any of the patent documents are for improving the suffocation when wearing the mask. Therefore, the structure does not correspond to the operation such as inserting an endoscope, and the mask assisting tool cannot be fundamentally used for the operation such as the endoscope.
  • the inventor has completed a mouthguard for endoscopes that can be manufactured by inserting an endoscope into the oral cavity and having a simple structure.
  • the present invention has been made in view of the above points, and suppresses the diffusion of droplets ejected from the patient's mouth during an operation such as inserting an endoscope into the patient's oral cavity, so that a medical worker can do so.
  • the endoscope mouth guard of the embodiment is attached to the face of the person to be treated at the time of endoscopic treatment, covers the peripheral portion of the mouth of the person to be treated, has a main body frame portion, and the main body frame portion is The contact frame that abuts on the peripheral edge of the patient's mouth, the insertion hole through which the endoscope is inserted, and the insertion hole that separates the insertion hole from the patient's mouth in front of the patient's face and the contact frame. It is characterized by having a leg to be connected to.
  • a covering portion that covers the main body frame portion may be provided.
  • the contact frame portion may abut on the peripheral portion of the nose together with the mouth of the person to be treated.
  • the contact frame portion may have a frame shape that is convex toward the upper part of the face of the person to be treated.
  • the legs may be connected to the contact frame portion at a position other than the lower lip of the treated person.
  • At least one of the legs may be located in front of the nose of the treated person and may be provided with a bent portion.
  • a T-shaped protrusion may be provided in the contact frame portion, and an insertion hole into which the T-shaped protrusion may be inserted may be provided in the leg portion.
  • a T-shaped protrusion may be provided on the leg portion, and an insertion hole into which the T-shaped protrusion may be inserted may be provided on the contact frame portion.
  • the main body frame portion may be formed of a thermoplastic resin.
  • the covering portion may be formed of a resin film.
  • the mouth guard for the endoscope when the endoscope mouth guard is attached to the face of the person to be treated, the mouth guard for the endoscope may be pressed against the face side of the person to be treated by a mask. ..
  • a string portion may be attached to the main body frame portion for attaching the endoscope mouth guard to the face of the person to be treated.
  • the mouth guard for an endoscope of the present invention is attached to the face of the person to be treated at the time of endoscopic treatment, covers the peripheral portion of the mouth of the person to be treated, and covers the main body frame portion and the main body frame portion.
  • the main body frame portion has a contact frame portion that abuts on the peripheral edge of the mouth of the treated person, an insertion hole through which the endoscope is inserted, and an insertion hole from the mouth of the person to be treated. Since it is equipped with a leg that is separated from the front of the face and connected to the contact frame, the droplets ejected from the patient's mouth during the procedure such as inserting the endoscope into the patient's oral cavity are diffused. It is possible to suppress the problem, make it difficult for medical personnel to be exposed to droplets, and improve convenience by a simple structure.
  • the endoscope mouthguard of the embodiment is an instrument to be attached to the face of the treated person during a clinical examination or surgery in which the endoscope is inserted into the oral cavity or nasal cavity of the treated person (patient).
  • Endoscopes include gastric and duodenal examinations, endoscopes that pass through the surgical esophagus, bronchial endoscopes that are inserted into the lungs via the bronchi, and even transesophageal echocardiography. Includes ultrasonic diagnostic equipment and the like.
  • the mouth guard for an endoscope is an instrument that suppresses the diffusion of droplets from the mouth of the person to be treated while ensuring convenience at the time of treatment such as insertion of an endoscope.
  • the endoscope mouthguard of the embodiment will be described in detail with reference to FIG. 1 and the like.
  • FIG. 1 is an exploded side view including a mouth guard 1 for an endoscope.
  • the endoscope mouth guard 1 is attached to the face Hf of the person to be treated H at the time of performing an operation such as an endoscope. Then, the peripheral portion of the mouth H1 of the treated person H is covered with the endoscopic mouth guard 1 (see FIGS. 2 and 7).
  • the endoscope mouth guard 1 has a main body frame portion 2 and a covering portion 30 that covers the main body frame portion.
  • the main body frame portion 2 has a contact frame portion 10 that abuts on the peripheral edge of the mouth H1 of the treated person H, an insertion hole 25 through which the endoscope 60 is inserted, and an insertion hole 25 through the mouth of the treated person H. It is provided with a leg portion 20 that is separated from H1 in the direction of the face Hf of the person to be treated H (so as to be away from the mouth) and is connected to the contact frame portion 10.
  • the mouth H1 of the treated person H has an upper lip H2 and a lower lip H3, and the mouth H1 holds a mouthpiece 40 for an endoscope 60.
  • the symbol H4 is the nose.
  • the member above the endoscope mouth guard 1 is a mask 50, and an opening 51 for the endoscope 60 is cut out and formed in the central portion of the mask 50.
  • Reference numeral 52 is an ear strap of the mask 50.
  • FIG. 2A In the side view of FIG. 2A and the front view of FIG. 2B, the state in which the mask 50 of FIG. 1 is omitted and only the endoscopic mouthguard 1 is attached to the face Hf of the subject H is shown. Has been done.
  • the contact frame portion 10 of the main body frame portion 2 of the endoscope mouth guard 1 abuts on the periphery of the nose H4 together with the mouth H1 of the subject H (see FIG. 1).
  • reference numeral H5 is an ear.
  • the main body frame portion 2 is covered with the covering portion 30.
  • the covering portion 30 is formed of a known resin film. Specifically, it is an inexpensively available film such as polyethylene and polypropylene. For example, a bag made of a resin film is put on the main body frame portion 2. Since the covering portion 30 is lightweight, there is little discomfort when the patient H is attached. Moreover, since it is inexpensive, it is convenient for disposal (disposable) after use.
  • the covering portion 30 may be directly attached to the main body frame portion 2. For example, a woven fabric, a non-woven fabric, paper, or the like is selected as the covering portion 30, and is attached to the main body frame portion 2 with an adhesive or the like. Further, since the covering portion 30 closes the gap between the insertion hole 25 and the endoscope 60 when the endoscope 60 is inserted, the diffusion of droplets from the subject is further suppressed.
  • the periphery of the nose H4 is also covered with the endoscopic mouthguard 1, and the diffusion of droplets from the mouth H1 of the treated person H is suppressed. Further, the endoscope mouth guard 1 does not come into close contact with the face Hf of the treated person H too much, and it is unlikely to cause a feeling of oppression at the time of wearing to the treated person.
  • the insertion hole 25 for the endoscope 60 is raised from the contact frame portion 10 (so as to keep it away from the mouth), so that the distance between the face Hf of the person to be treated H and the insertion hole 25 is secured and the patient is in close contact with the insertion hole 25. The feeling of oppression caused by overdoing is reduced.
  • the contact frame portion 10 of the main body frame portion 2 of the endoscope mouth guard 1 is above the face Hf (nose, eyes, forehead) of the subject H. It has a frame shape that is convex toward the side) and approximates a teardrop shape when viewed from the front.
  • the contact frame portion 10 covers the face Hf around the nose H4.
  • the insertion hole 25 shown in the figure has a quadrangular shape, through which the endoscope 60 (see FIG. 1) is inserted.
  • the illustrated insertion hole 25 has a quadrangular shape, but the shape of the insertion hole is not limited to this quadrangular shape, and the shape of the insertion hole can be circular, elliptical, or the like.
  • the insertion hole 25 is arranged at a position facing the mouth H1 of the person to be treated H. Then, the endoscope is inserted into the insertion hole 25i of the insertion hole 25. It is preferable to provide an appropriate gap between the endoscope and the insertion hole so that endoscopes of different sizes can be inserted into the insertion hole 25.
  • the leg portion 20 (21, 22, 23) of the embodiment is connected to the contact frame portion 10 at a position other than the lower lip H3 of the treated person H. That is, the leg portion 20 is not provided on the lower jaw (chin) side, which is the lower side of the contact frame portion 10, and only the covering portion 30 is arranged.
  • saliva or the like may drip from the mouth H1 of the treated person H. Therefore, for the convenience of wiping from the face, the fingers and the like are not obstructed by the legs 20 and can be easily inserted.
  • FIG. 3 is an overall perspective view showing only the main body frame portion 2.
  • the contact frame portion 10 has a convex frame shape with an acute-angled nose side, and the insertion hole 25 is supported by the three leg portions 20.
  • the inside of the contact frame portion 10 is the inside of the frame 11i.
  • the first leg portion 21, which is at least one of the three leg portions 20, is located (facing) in front of the nose H4 of the treated person H. Therefore, in order to make the first leg 21 follow the shape of the nose H4, a bent portion 24 is provided on the first leg 21.
  • none of the legs 20 is connected to the lower frame portion 12 of the contact frame portion 10.
  • the bent portion 24 of the embodiment is provided with a thin portion whose thickness is partially reduced to ensure flexibility.
  • the insertion hole 25 can be arranged at the front position of the mouth H1 of the person to be treated H without making the contact frame portion 10 extremely large.
  • the main body frame portion 2 is attached to the face Hf of the person to be treated H, it is desired to be lightweight. This is to reduce the discomfort of the treated person and to make it convenient for medical staff to handle. Further, from the viewpoint of hygiene, it is desirable that the material is inexpensive in consideration of disposable one-time use. Therefore, the main body frame portion 2 is formed of a thermoplastic resin such as polyethylene, polypropylene, polyvinyl chloride, polyamide (nylon), and polyethylene terephthalate (PET).
  • the main body frame portion 2 of the embodiment is nylon reinforced by blending carbon fiber.
  • the main body frame portion 2 may be made of paper such as thick paper from the viewpoint of further simplification.
  • the main body frame portion 2 may be made of a metal such as stainless steel or aluminum for the convenience of reuse and sterilization after use.
  • FIG. 4A is an overall plan view of the contact frame portion 10, and FIG. 4B is a partially enlarged view thereof.
  • the contact frame portion 10 of the embodiment is a heptagon in a plan view, and the upper part of the paper surface is the upper part of the face Hf of the person to be treated H, that is, the nose H4 side. Therefore, the convex frame portion 11 that becomes the two sides of the isosceles triangle is formed.
  • the lower frame portion 12 is formed on the side where the contact frame portion 10 is in contact with the lower jaw (chin) side on the lower side of the paper surface. Then, a right frame portion 13 (right cheek side) and a left frame portion 15 (left cheek side) for connecting the convex frame portion 11 and the lower frame portion 12 are formed.
  • a T-shaped protrusion 18 is provided on the convex frame portion 11, the right frame portion 13, and the left frame portion 15 of the contact frame portion 10 (see FIG. 4B).
  • FIG. 4B is a partially enlarged view of the right frame portion 13.
  • the T-shaped protrusion 18 is formed by a shaft portion 16 and a head portion 17 formed at the tip of the shaft portion.
  • a T-shaped protrusion 18 having the same shape is also formed on the convex frame portion 11 and the left frame portion 15 of the contact frame portion 10.
  • FIG. 5A is an overall plan view of the leg portion 20 including the insertion hole 25, and FIG. 5B is a partially enlarged view thereof.
  • the leg portion 20 is arranged to extend in an inverted T shape around the insertion hole 25.
  • the first leg 21 nose side
  • the second leg 22 right buccal side
  • the third leg portion 23 left buccal side
  • FIG. 5B is a partially enlarged view of the tip of the second leg portion 22.
  • an insertion hole 26 is provided at the tip of the second leg portion 22.
  • the T-shaped protrusion 18 is inserted (inserted) into the insertion hole 26.
  • the head portion 17 of the T-shaped protrusion 18 is caught in the insertion hole 26. Therefore, the T-shaped protrusion 18 is difficult to come out from the insertion hole 26, and the leg portion 20 (21, 22, 23) is fixed (locked) to the contact frame portion 10.
  • the first leg 21 and the third leg 23 are also provided with insertion holes 26 having the same shape.
  • FIG. 6 is a form in which the members are reversed from the forms disclosed in FIGS. 4 and 5 above.
  • FIG. 6A is a partially enlarged view of the right frame portion 13 of the contact frame portion 10, and the insertion hole 26 is provided in the right frame portion 13.
  • a T-shaped protrusion 29 is provided at the tip of the second leg 22.
  • the T-shaped protrusion 29 is formed by a shaft portion 27 and a head portion 28 formed at the tip of the shaft portion.
  • the convex frame portion 11 and the left frame portion 15 of the contact frame portion 10 are also provided with insertion holes 19 having the same shape, and the first leg portion 21 and the third leg portion 23 are also provided.
  • a T-shaped protrusion 29 having the same shape and the same shape is formed.
  • the relationship between the T-shaped protrusions 18 and 29 and the insertion holes 26 and 19 is shown as long as it is a mountable and detachable engagement relationship. Not bound by morphology.
  • the contact frame portion 10 and the leg portion 20 are formed separately, and the contact frame portion 10 and the leg portion 20 are subsequently combined to form a three-dimensional main body frame portion 2. Will be done.
  • the covering portion 30 is covered with the main body frame portion 2.
  • the connection between the main body frame portion 2 and the covering portion 30 may be adhesive or may be detachably engaged. If it is removable, only the covering part can be used as a disposable part, and the cost can be reduced.
  • the contact frame portion 10 and the leg portion 20 of the main body frame portion 2 may be fixed to each other with an adhesive or may be fixed by heat fusion (heat sealing). Further, in the case of metal, the contact frame portion 10 and the leg portion 20 of the main body frame portion 2 may be fixed by welding.
  • the covering portion 30 when the covering portion 30 is attached to the insertion hole 25, the covering portion 30 having a hole may be adhered to the frame portion of the insertion hole 25, or the covering portion 30 having a hole may be viewed internally.
  • a tubular member (not shown) that can be inserted into a mirror and is fixed in advance with a rubber band or the like and integrated with the covering portion 30 may be inserted into the insertion hole 25. In this way, the gap of the insertion hole 25 is filled with the covering portion 30.
  • FIG. 7 is an overall side view when the endoscope mouth guard 1 is attached to the face Hf of the treated person H.
  • the ear hook string 52 of the known mask 50 is hung on the ear H5 of the treated person H, and the endoscope mouth guard 1 is integrally attached to the face Hf of the treated person H with the mask 50 mask. Pressed.
  • the opening 51 of the mask 50 is cut out in advance. Therefore, in the endoscope 60, the mask 50 is inserted into the oral cavity in the order of the opening 51, the insertion hole 25 of the endoscope mouth guard 1, and finally the mouthpiece 40 (see FIG. 1).
  • the mask 50 By using the mask 50, the stability and fixation when the endoscope mouth guard 1 is attached to the face Hf are ensured, which is convenient.
  • the mask itself since the mask itself is inexpensive, the cost burden can be reduced even if it is disposable.
  • FIG. 8 is an overall side view when the endoscope mouthguard 1 of another example is attached to the face Hf of the treated person H.
  • a string portion 53 is attached to the main body frame portion 2 of the endoscope mouth guard 1, and the string portion 53 is hung on the ear H5 of the person to be treated H.
  • the endoscope mouth guard 1 can be attached to the face Hf of the person to be treated H.
  • the mask 50 see FIG. 7 is not used and only the string portion 53 is used, the cost can be further reduced.
  • an endoscope or the like is inserted mainly into the oral cavity, esophagus, and stomach.
  • it can be applied when inserting an endoscope into the nasal cavity.
  • the position where the insertion hole 25 connected to the leg portion 20 (21, 22, 23) is close to the nose (the first leg portion is short). ) Is formed. Even in this case, the droplets scattered from the oral cavity inspired by the stimulus when the endoscope is inserted into the nasal cavity are suppressed by the endoscope mouth guard.
  • the inventor conducted verification to confirm the effectiveness of the mouth guard for endoscopes illustrated and detailed. Specifically, we measured the number of particles and images of droplets scattered from the patient's mouth for two types, one when using only the existing mouthpiece and the other when using the mouthpiece and the endoscope mouthguard together. ..
  • the practitioner was asked to lie down simulating the insertion of an endoscope into the oral cavity in actual clinical practice, and for each case of using only the mouthpiece and the case of using the mouthpiece and the endoscope mouth guard together.
  • the LED light source was irradiated under dark vision, and the image was taken with an ultra-sensitive camera. Along with the imaging, the number of particles in the counting area (20 cm ⁇ 4 cm) was also counted using a portable visualization system.
  • the left side of the paper is the case where only the existing mouthpiece is used
  • the right side of the paper is the measurement result of the number of droplets when the mouthpiece and the mouth guard for the endoscope are used together.
  • the use of a mouthguard for endoscopes can greatly reduce the amount of droplets generated from the treated person, and is suitable for healthcare professionals.
  • the risk of exposure to droplets can be reduced.
  • it is extremely convenient because the pollution to the environment such as the operating room is suppressed.
  • the endoscope mouth guard itself has a simple structure, and the number of members used is small. For this reason, the amount of materials used is also suppressed, and the cost burden during the treatment is also reduced.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Textile Engineering (AREA)
  • Endoscopes (AREA)
PCT/JP2021/028506 2020-07-31 2021-07-30 内視鏡用マウスガード Ceased WO2022025294A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022539631A JPWO2022025294A1 (https=) 2020-07-31 2021-07-30

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020-130351 2020-07-31
JP2020130351 2020-07-31

Publications (1)

Publication Number Publication Date
WO2022025294A1 true WO2022025294A1 (ja) 2022-02-03

Family

ID=80036481

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2021/028506 Ceased WO2022025294A1 (ja) 2020-07-31 2021-07-30 内視鏡用マウスガード

Country Status (2)

Country Link
JP (1) JPWO2022025294A1 (https=)
WO (1) WO2022025294A1 (https=)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0686746U (ja) * 1993-05-28 1994-12-20 株式会社サンテック 就寝中の治療用マスク
CN202044623U (zh) * 2011-03-18 2011-11-23 李文 支气管镜检查防护面罩
JP2012527908A (ja) * 2009-05-29 2012-11-12 レスメド・リミテッド 鼻マスクシステム
JP2013542834A (ja) * 2010-11-19 2013-11-28 スリーエム イノベイティブ プロパティズ カンパニー 濾過構造体に射出成形された支持構造体を有する濾過フェイスピースレスピレータ
CN204091925U (zh) * 2014-09-01 2015-01-14 杭州市第一人民医院 一种呼吸内镜诊疗用防感染面罩
WO2019199103A1 (ko) * 2018-04-13 2019-10-17 장대수 방진용 마스크 및 그 제조방법
CN209661597U (zh) * 2019-02-25 2019-11-22 张杨 呼吸内镜检查辅助装置
CN210409183U (zh) * 2020-02-29 2020-04-28 上海交通大学医学院附属第九人民医院 一次性气管插/拔管防传染装置
CN111297315A (zh) * 2020-03-19 2020-06-19 上海市东方医院（同济大学附属东方医院） 一种患者防喷溅气管镜操作口鼻面罩

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0686746U (ja) * 1993-05-28 1994-12-20 株式会社サンテック 就寝中の治療用マスク
JP2012527908A (ja) * 2009-05-29 2012-11-12 レスメド・リミテッド 鼻マスクシステム
JP2013542834A (ja) * 2010-11-19 2013-11-28 スリーエム イノベイティブ プロパティズ カンパニー 濾過構造体に射出成形された支持構造体を有する濾過フェイスピースレスピレータ
CN202044623U (zh) * 2011-03-18 2011-11-23 李文 支气管镜检查防护面罩
CN204091925U (zh) * 2014-09-01 2015-01-14 杭州市第一人民医院 一种呼吸内镜诊疗用防感染面罩
WO2019199103A1 (ko) * 2018-04-13 2019-10-17 장대수 방진용 마스크 및 그 제조방법
CN209661597U (zh) * 2019-02-25 2019-11-22 张杨 呼吸内镜检查辅助装置
CN210409183U (zh) * 2020-02-29 2020-04-28 上海交通大学医学院附属第九人民医院 一次性气管插/拔管防传染装置
CN111297315A (zh) * 2020-03-19 2020-06-19 上海市东方医院（同济大学附属东方医院） 一种患者防喷溅气管镜操作口鼻面罩

Also Published As

Publication number Publication date
JPWO2022025294A1 (https=) 2022-02-03

Similar Documents

Publication Publication Date Title
US12329215B2 (en) Device for protection against contamination
US4964171A (en) Protective shield and visor
EP3338575A1 (en) Mask for surgery
US12383388B2 (en) Dental aerosol protection system
JPS62270150A (ja) 歯科医用バイザ−型マスク
US12022898B2 (en) Flexible face mask for various dental and medical uses
US12342879B2 (en) Personal protective equipment and methods
US20140228645A1 (en) Laryngoscope blade
JP7738790B2 (ja) 内視鏡用保護具および内視鏡用保護システム
CN104783346B (zh) 医用防护屏头罩
US11577040B1 (en) Face mask
US20240024061A1 (en) Medical apparatus
WO2022025294A1 (ja) 内視鏡用マウスガード
AU2020288448B2 (en) Oropharyngeal device for maintaining an airway
CN213130273U (zh) 一种支气管镜操作中患者防护眼面罩
JP2022076170A (ja) 飛沫防止マウスピース
CN223817539U (zh) 防喷溅支气管镜专用面罩
CN111466861A (zh) 一种防被飞沫喷溅的新型面罩额镜
CN214387753U (zh) 一种适用于口腔诊疗的装置
JP7076164B1 (ja) フェイスシールド
US20230069180A1 (en) Endoscope nosepiece and endoscope nosepiece disposal method
JP2022046166A (ja) 飛沫拡散防止ドレープ
US20210329992A1 (en) Face shield for use with a phoropter
US20220202529A1 (en) Protective rubber dental dam breathing vent
WO2022055381A1 (en) Semi-open mask

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21850761

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2022539631

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 21850761

Country of ref document: EP

Kind code of ref document: A1