CN114870174A - Novel painless scope anaesthetic mask - Google Patents

Novel painless scope anaesthetic mask Download PDF

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Publication number
CN114870174A
CN114870174A CN202110170114.0A CN202110170114A CN114870174A CN 114870174 A CN114870174 A CN 114870174A CN 202110170114 A CN202110170114 A CN 202110170114A CN 114870174 A CN114870174 A CN 114870174A
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endoscope
operation hole
tube
annular
cover body
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Inventor
刘骥
方伟武
徐学武
孙茗
吕砚
赵琳
李连勇
钟长青
王晓英
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Characteristic Medical Center Of Pla Strategic Support Force
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Characteristic Medical Center Of Pla Strategic Support Force
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Priority to CN202110170114.0A priority Critical patent/CN114870174A/en
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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. ventilators; Tracheal tubes
    • A61M16/0087—Environmental safety or protection means, e.g. preventing explosion
    • A61M16/009—Removing used or expired gases or anaesthetic vapours
    • 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
    • A61B1/00147—Holding or positioning arrangements
    • 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
    • A61B1/273—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 for the upper alimentary canal, e.g. oesophagoscopes, gastroscopes
    • 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. ventilators; Tracheal tubes
    • A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes specially adapted for anaesthetising
    • 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. ventilators; 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. ventilators; Tracheal tubes
    • A61M16/06—Respiratory or anaesthetic masks
    • A61M16/0683—Holding devices therefor
    • 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. ventilators; Tracheal tubes
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816—Joints or connectors
    • A61M16/0841—Joints or connectors for sampling
    • A61M16/085—Gas sampling
    • 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. ventilators; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
    • 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. ventilators; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
    • A61M16/209—Relief valves
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • A61M2230/432—Composition of exhalation partial CO2 pressure (P-CO2)
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • A61M2230/437—Composition of exhalation the anaesthetic agent concentration

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
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Abstract

本发明公开了一种新型无痛内镜麻醉面罩。包括罩体、环形垫、环形气囊、呼吸管、系带环、单向充气阀、负压吸引管、呼末二氧化碳采样管连接头、密封帽操作孔、四叶单向活瓣、操作孔塞、负压帽、采样管帽、内镜操作孔管和内镜密封帽，所述罩体底部周边设置有与罩体一体成型的环形垫，所述环形垫的底部设置有环形气囊，所述环形气囊和罩体一体成型，所述环形气囊上置有单向充气阀。本发明减少了漏气的可能性，更加安全可靠；贴合面部的紧密性好；防止患者呼出气体弥散；能够将患者呼出的气体持续吸出；能够进行主流式呼末二氧化碳以及呼末吸入麻醉气体浓度监测，进行吸入麻醉诱导判定与调节吸入麻醉深度及早发现患者通气功能下降。

Figure 202110170114

The invention discloses a novel painless endoscopic anesthesia mask. Including cover body, annular pad, annular airbag, breathing tube, lace ring, one-way inflation valve, negative pressure suction tube, end-tidal carbon dioxide sampling tube connector, sealing cap operation hole, four-leaf one-way valve, operation hole plug , negative pressure cap, sampling tube cap, endoscope operation hole tube and endoscope sealing cap, the periphery of the bottom of the cover body is provided with an annular pad integrally formed with the cover body, the bottom of the annular pad is provided with an annular airbag, the The annular air bag and the cover body are integrally formed, and a one-way inflation valve is arranged on the annular air bag. The invention reduces the possibility of air leakage and is more safe and reliable; the tightness of the face is good; the diffusion of the patient's exhaled gas is prevented; the patient's exhaled gas can be continuously inhaled; Concentration monitoring, inhalation anesthesia induction judgment and adjustment of inhalation anesthesia depth, early detection of patients with decreased ventilation function.

Figure 202110170114

Description

Novel painless scope anaesthetic mask
Technical Field
The invention relates to the field of medical equipment, in particular to a novel painless endoscope anaesthetic mask.
Background
The existing painless gastrointestinal endoscopy in outpatient service is widely applied and is realized by intravenous anesthesia induction. The painless gastrointestinal endoscopy is completely based on intravenous anesthesia induction diagnosis and treatment, the low oxygen incidence rate exceeds 8%, and the apnea is found in 25-40% of patients. The vein anesthesia is applied to painless gastrointestinal endoscope diagnosis and treatment, and has the following defects: inhibition of respiratory, circulatory, adrenal cortex function; ② the controllability is inferior to that of inhalation anesthetic; ③ drug metabolism is affected by liver and kidney functions; fourthly, the medicine is unscientific according to the weight calculation; the individual difference is large; sixthly, the blood concentration change cannot be continuously monitored.
Inhalation anesthesia induction is often suitable for patients who are not eligible for intravenous anesthesia. The inhalation anesthetic has the advantages of comprehensive drug effect, simple and easy administration route, rapid induction and recovery, easy control of anesthesia depth, less catabolism in vivo, no irritation to respiratory tract, hemodynamics, stability of cardiovascular system, and the like, and most of the drugs can be discharged through the airway in a prototype.
The existing painless endoscope mask can not prevent the diffusion of the expired gas of a patient when implementing the operation of an outpatient painless endoscope and can not detect the reduction of the ventilation function of the patient as soon as possible by detecting the concentration of the expired carbon dioxide, thereby influencing the monitoring and early intervention on the hypoxia state of the outpatient painless patient.
The existing painless endoscope mask can not prevent the dispersion of the expired gas of the patient, can not prevent the dispersion of the inhalation anesthetic when implementing inhalation anesthesia induction, and can not effectively monitor the concentration of the inhalation anesthetic at the end of expiration of the patient when inhalation anesthesia, thereby influencing the possibility of the painless enteroscopy diagnosis and treatment of the outpatient clinic induced by inhalation anesthesia.
Disclosure of Invention
Aiming at the technical defects, the invention aims to provide a novel painless endoscope anaesthetic mask which is used for the inhalation anesthesia induction of outpatient painless gastrointestinal endoscope diagnosis and treatment, prevents inhalation anesthesia gas dispersion during gastrointestinal endoscope diagnosis and treatment operation, avoids the influence on medical staff and surrounding environment and cross infection caused by the dispersion of the gas exhaled by patients during the endoscope examination of a conventional endoscope mask, and protects the safety of the patients and the medical staff.
In order to solve the technical problems, the invention adopts the following technical scheme:
a novel painless endoscope anaesthetic mask is characterized by comprising a mask body, an annular cushion, an annular air bag, a breathing tube, a lacing ring, a one-way inflation valve, a negative pressure suction tube, a terminal carbon dioxide expiration sampling tube connector, a sealing cap operation hole, a four-leaf one-way valve, an operation hole plug, a negative pressure cap, a sampling tube cap, an endoscope operation hole tube and an endoscope sealing cap, wherein the annular cushion which is integrally formed with the mask body is arranged at the periphery of the bottom of the mask body, the annular air bag is arranged at the bottom of the annular cushion, the annular air bag and the mask body are integrally formed, the annular air bag is provided with the one-way inflation valve, the terminal carbon dioxide expiration sampling tube connector is arranged on the mask body, the sampling tube cap is arranged at the connector opening of the terminal carbon dioxide expiration sampling tube, the endoscope operation hole tube is arranged at the middle position of the mask body, the endoscope sealing cap is arranged at the outer end of the endoscope operation hole tube, the sealing cap is provided with the sealing cap operation hole, an operation hole plug is arranged in the seal cap operation hole, a four-leaf one-way valve is arranged at the inner end of the endoscope operation hole tube and is positioned below the endoscope seal cap, and the four-leaf one-way valve is composed of four silica gel sealing pieces which are overlapped in a staggered manner; a negative pressure suction tube is arranged at the middle position of the endoscope operation hole tube, a negative pressure cap is arranged at the mouth of the negative pressure suction tube, and an integrally formed breathing tube is arranged at one end of the mask body;
preferably, the outer edge of the cover is provided with four lacing loops.
The invention has the advantages that 1, the main structure of the anaesthetic mask is integrated, no adhesive is used, no stimulation is produced, no skin sensitization is produced, the possibility of air leakage is reduced, and the anaesthetic mask is safer and more reliable; 2. the patient face is attached through the annular air bag, and the lacing band ring is arranged to be additionally provided with a lacing for fixing, so that the attaching tightness of the face is good; 3. the four-leaf one-way valve is used for keeping the closed state of the channel all the time when the endoscope enters and exits, so that the exhaled gas of a patient is prevented from dispersing; meanwhile, the additionally arranged negative pressure suction tube can continuously suck out the gas exhaled by the patient and discharge the gas to a waste gas and wastewater treatment center for harmless treatment; 4. the air bag can be inflated and deflated through the one-way valve; the respirator can be connected with a respirator pipeline and a balloon respirator at any time, and the use is convenient; 5. the connector of the terminal carbon dioxide sampling pipe can be connected with the terminal carbon dioxide monitoring sampling pipe and the anesthetic gas monitor sampling pipe to monitor the terminal carbon dioxide and the terminal inhaled anesthetic gas concentration, so that the inhalation anesthesia induction judgment and the inhalation anesthesia depth adjustment are performed, and the reduction of the ventilation function of a patient is found early, thereby monitoring and early intervening the hypoxia state of an outpatient painless endoscope diagnosis and treatment patient; 6. exhale last carbon dioxide sampling pipe connector and set up in the face guard cover body and can carry out mainstream formula carbon dioxide and anesthetic gas sampling to guarantee to exhale last carbon dioxide and exhale the stability and the accuracy of inhaling the monitoring of anesthetic gas concentration at last.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a three-dimensional structure diagram of a novel painless endoscopic anesthesia mask provided by the present invention;
FIG. 2 is a schematic structural view of a novel painless endoscopic anaesthetic mask provided by the invention;
FIG. 3 is a top view of a four-leaf one-way valve of a novel painless endoscopic anaesthetic mask provided by the invention;
FIG. 4 is a bottom view of a four-leaf one-way valve of the novel painless endoscopic anaesthetic mask provided by the invention;
FIG. 5 is a schematic structural view showing the relationship between an endoscope sealing cap and four-leaf one-way valves at an endoscope operation hole tube of the novel painless endoscope anaesthetic mask provided by the invention;
fig. 6 is a structural schematic diagram of the endoscope sealing cap of the novel painless endoscope anaesthetic mask provided by the invention.
Description of reference numerals:
the device comprises a cover body 1, an annular cushion 2, an annular air bag 3, a breathing tube 4, a lacing ring 5, a one-way inflation valve 6, a negative pressure suction tube 7, a connector 8 of a last-breath carbon dioxide sampling tube, a sealing cap operation hole 9, a four-leaf one-way valve 10, an operation hole plug 11, a negative pressure cap 12, a sampling tube cap 13, an endoscope operation hole tube 14, an endoscope sealing cap 15 and a lacing 16.
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.
As shown in fig. 1-6, a novel painless endoscope anaesthetic mask comprises a mask body 1, an annular cushion 2, an annular airbag 3, a breathing tube 4, a lacing ring 5, a one-way inflation valve 6, a negative pressure suction tube 7, a sampling tube connector 8 for exhaling the last carbon dioxide, a sealing cap operation hole 9, a four-leaf one-way valve 10, an operation hole plug 11, a negative pressure cap 12, a sampling tube cap 13, an endoscope operation hole tube 14 and an endoscope sealing cap 15, wherein the annular cushion 2 integrally formed with the mask body 1 is arranged at the periphery of the bottom of the mask body 1, the annular airbag 3 is arranged at the bottom of the annular cushion 2, the annular airbag 3 and the mask body 1 are integrally formed, the one-way inflation valve 6 is arranged on the annular airbag 3, the sampling tube connector 8 for exhaling the last carbon dioxide is arranged on the mask body 1, the sampling tube connector 13 is arranged at the mouth of the sampling tube connector 8 for exhaling the last carbon dioxide, the endoscope operation hole tube 14 is arranged at the middle position of the mask body 1, the endoscope operation hole tube is characterized in that an endoscope sealing cap 15 is arranged at the outer end of the endoscope operation hole tube 14, a sealing cap operation hole 9 is arranged on the endoscope sealing cap 15, an operation hole plug 11 is arranged in the sealing cap operation hole 9, a four-leaf one-way valve 10 is arranged at the inner end of the endoscope operation hole tube 14 and is positioned below the endoscope sealing cap 15, and the four-leaf one-way valve 10 is composed of four silica gel sealing pieces which are overlapped in a staggered mode; a negative pressure suction tube 7 is arranged in the middle of the endoscope operation hole tube 14, a negative pressure cap 12 is arranged at the mouth of the negative pressure suction tube 7, and an integrally formed breathing tube 4 is arranged at one end of the mask body 1;
further, four lacing rings 5 are arranged on the outer edge of the cover body 1.
When in use, the annular air bag 3 is inflated through the one-way inflation valve 6, so that the anaesthetic mask is tightly attached to the face of a human body, and the anaesthetic gas and oxygen can be conveniently introduced; the strap 16 tightly attaches the anaesthetic mask to the face of the patient through the strap ring 5 to prevent the leakage of the adsorbed anaesthetic gas and oxygen; the breathing tube 4 is used for connecting a breathing machine loop or a manual control saccule respirator;
when painless endoscope diagnosis and treatment operations are performed without entering a body cavity through an oral cavity and a nasal channel; the mask can be connected with an anesthesia machine and a balloon simple respirator for pressurizing, oxygen supplying and ventilating after an operation hole plug 11 of an endoscope sealing cap 15 and a negative pressure cap 12 of a negative pressure suction tube 7 are sealed, can be connected with the respirator for noninvasive mechanical respiration, can be connected with the anesthesia machine for maintaining painless enteroscope inhalation anesthesia induction and maintenance of outpatient clinic under spontaneous respiration, and simultaneously, a connector 8 of a terminal expiration carbon dioxide sampling tube is connected with a sampling tube of a terminal expiration carbon dioxide monitor or an inhalation anesthetic terminal expiration concentration monitor by opening a sampling tube cap 13 to monitor the terminal expiration carbon dioxide concentration and the terminal expiration inhalation anesthetic concentration;
when painless endoscope diagnosis and treatment operation is carried out when the patient needs to enter a body cavity through an oral cavity; when the anesthesia mask is used for the examination of a line painless gastroscope and a bronchoscope, an operation hole plug 11 of an endoscope sealing cap 15 is opened, an endoscope enters an oral cavity through a four-leaf one-way valve 10 for preventing gas leakage through a sealing cap operation hole 9, the four-leaf one-way valve 10 for preventing gas leakage consists of 4 silica gel sealing sheets, the silica gel sealing sheets are overlapped in a staggered mode, the middle of each silica gel sealing sheet is arched towards the outer end of an endoscope operation hole pipe 14, the side surface of each silica gel sealing sheet is funnel-shaped, and the airtightness of a patient during the counter impact of expiratory pressure is guaranteed; the four-leaf one-way valve 10 is telescopic, can automatically contract according to the diameter of an endoscope, does not leak air and has good sealing property. The closed state of the channel is always kept when the endoscope enters and exits, and the exhaled gas of a patient is prevented from being dispersed. The induction and maintenance of inhalation anesthesia and the prevention of oxygen supply leakage are ensured when the painless gastroscope and the painless bronchoscope of an outpatient service painless endoscope patient are in diagnosis and access operation, and the concentration of exhaling inhalation anesthetic drugs and the concentration of exhaling carbon dioxide can be accurately monitored in real time, so that the induction of inhalation anesthesia is possible to be maintained under the autonomous respiration for the outpatient service painless endoscope diagnosis and treatment, and the defects existing when the existing full-vein anesthesia is applied to the painless endoscope diagnosis and treatment are avoided.
The operation hole 9 on the endoscope sealing cap 15 and the four-leaf one-way valve 10 form a double-layer gas leakage prevention design, and the ventilation closed state of the mask under the normal autonomous respiratory airway pressure of a patient is always kept when the endoscope enters and exits; meanwhile, the additionally arranged negative pressure suction tube 7 can be connected with a temporarily additionally arranged negative pressure suction device to continuously suck out exhaled gas caused by abnormal airway pressure rise of a patient, and the exhaled gas is discharged to a waste gas and wastewater treatment center for harmless treatment.
The design of the invention is safe and reliable: the anaesthetic mask is mainly formed by medical high polymer materials in an integrated way, does not use adhesive, has no stimulation and no skin sensitization, and the mask body 1, the annular cushion 2 and the annular air bag 3 are formed in an integrated way, so that the possibility of air leakage is reduced. ② the sealing performance is good: the annular air bag 3 of the anaesthetic mask is smooth, a lacing 16 can be additionally arranged on the lacing ring 5, and the one-way valve is used for injecting gas and plasticity so as to be more attached to the face part of a patient. The installation of the endoscope sealing cap 15 and the four-leaf one-way valve 10 for preventing gas backflow ensures that the endoscope always keeps the closed state of the channel when entering and exiting, and prevents the gas exhaled by the patient from dispersing; meanwhile, the additionally arranged negative pressure suction tube 7 can continuously suck out gas exhaled by a patient and discharge the gas to a waste gas and wastewater treatment center for harmless treatment; the air bag is convenient to use, and can be inflated and deflated through the one-way valve; the respirator pipeline and the balloon respirator can be connected at any time; fourthly, the ventilation function change of the patient is monitored in an early stage, and the concentration monitoring of the inhalation anesthesia induction exhaling end anesthesia gas is implemented. The connector 8 of the terminal carbon dioxide sampling pipe can be connected with the terminal carbon dioxide monitoring sampling pipe and the anesthetic gas monitor sampling pipe to monitor the terminal carbon dioxide and the terminal inhaled anesthetic gas concentration, and inhalation anesthesia induction judgment and inhalation anesthesia depth adjustment are carried out to discover that the ventilation function of a patient is reduced early, so that the monitoring and early intervention of the hypoxic state of an outpatient painless endoscope diagnosis and treatment patient are carried out; exhale last carbon dioxide sampling union coupling 8 and mask body 1 integrated into one piece can carry out mainstream formula carbon dioxide and anesthetic gas sampling to guarantee to exhale last carbon dioxide and exhale the stability and the accuracy of inhaling the anesthetic gas concentration monitoring of end.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (2)

1.一种新型无痛内镜麻醉面罩，其特征在于，包括罩体、环形垫、环形气囊、呼吸管、系带环、单向充气阀、负压吸引管、呼末二氧化碳采样管连接头、密封帽操作孔、四叶单向活瓣、操作孔塞、负压帽、采样管帽、内镜操作孔管和内镜密封帽，所述罩体底部周边设置有与罩体一体成型的环形垫，所述环形垫的底部设置有环形气囊，所述环形气囊和罩体一体成型，所述环形气囊上置有单向充气阀，所述罩体上设置有呼末二氧化碳采样管连接头，所述呼末二氧化碳采样管连接头口部置有采样管帽，所述内镜操作孔管置于罩体中间位置，所述内镜密封帽置于内镜操作孔管口部，所述内镜密封帽上置有密封帽操作孔，所述密封帽操作孔内置有操作孔塞，所述内镜操作孔管内位于内镜密封帽下方的位置设置有四叶单向活瓣，所述四叶单向活瓣由四个交错叠加的硅胶密封片构成；所述内镜操作孔管上置有负压吸引管，且负压吸引管一端位于内镜密封帽与四叶单向活瓣之间，所述负压吸引管口部置有负压帽，所述罩体一端设置有一体成型的呼吸管。1. a novel painless endoscopic anesthesia mask, is characterized in that, comprises cover body, annular pad, annular air bag, breathing tube, tether ring, one-way inflation valve, negative pressure suction tube, end-tidal carbon dioxide sampling tube connector , sealing cap operation hole, four-leaf one-way valve, operation hole plug, negative pressure cap, sampling tube cap, endoscope operation hole tube and endoscope sealing cap, the periphery of the bottom of the cover body is provided with integrally formed with the cover body. An annular pad, the bottom of the annular pad is provided with an annular airbag, the annular airbag and the cover body are integrally formed, the annular airbag is provided with a one-way inflation valve, and the cover body is provided with an end-tidal carbon dioxide sampling tube connector , a sampling cap is placed on the mouth of the end-tidal carbon dioxide sampling tube connection head, the endoscope operation hole tube is placed in the middle of the cover body, the endoscope sealing cap is placed at the mouth of the endoscope operation hole, the The endoscope sealing cap is provided with a sealing cap operation hole, an operation hole plug is built in the sealing cap operation hole, and a four-leaf one-way valve is arranged in the position of the endoscope operation hole tube below the endoscope sealing cap. The four-leaf one-way valve is composed of four staggered and superimposed silicone sealing sheets; a negative pressure suction tube is installed on the endoscope operation hole tube, and one end of the negative pressure suction tube is located between the endoscope sealing cap and the four-leaf one-way valve. In between, a negative pressure cap is arranged at the mouth of the negative pressure suction tube, and an integrally formed breathing tube is arranged at one end of the cover body. 2.根据权利要求1所述的一种新型无痛内镜麻醉面罩，其特征在于，所述罩体的外边缘设置有四个系带环。2 . A new type of painless endoscopic anesthesia mask according to claim 1 , wherein four lace loops are provided on the outer edge of the mask body. 3 .
CN202110170114.0A 2021-02-05 2021-02-05 Novel painless scope anaesthetic mask Pending CN114870174A (en)

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CN119113316B (en) * 2024-09-20 2025-09-26 中国医学科学院北京协和医院 Split-type mask, respiratory monitoring system and use method thereof

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Application publication date: 20220809