CN113198076A - Suction type anesthetic tube with function of assisting oral cavity expansion - Google Patents

Suction type anesthetic tube with function of assisting oral cavity expansion Download PDF

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Publication number
CN113198076A
CN113198076A CN202110676214.0A CN202110676214A CN113198076A CN 113198076 A CN113198076 A CN 113198076A CN 202110676214 A CN202110676214 A CN 202110676214A CN 113198076 A CN113198076 A CN 113198076A
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storage box
pipe
fixedly connected
oral cavity
gas storage
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CN202110676214.0A
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谷长平
张琼予
张亚强
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Shandong Qianfoshan Hospital
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Shandong Qianfoshan Hospital
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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
    • A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes specially adapted for anaesthetising
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
    • A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
    • A61B90/16—Bite blocks
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06—Respiratory or anaesthetic masks
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/12—Preparation of respiratory gases or vapours by mixing different gases

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Surgery (AREA)
  • Neurosurgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

The invention relates to the technical field of inhalation-type anesthetic tubes, and discloses an inhalation-type anesthetic tube with a function of assisting oral cavity expansion, which comprises a breathing mask and an oxygen conveying pipe, wherein a breathing follow-up oral cavity expansion mechanism is arranged in the breathing mask, the breathing follow-up oral cavity expansion mechanism comprises a first supporting block, a second supporting block, a first box body, a transverse plate, an air bag, a baffle plate, an air supply pipe and an exhaust hole, after a patient is anesthetized, the air bag is deformed by the air of the gas exhaled by the patient entering the first box body, the deformation generated in the horizontal direction of the air bag pushes a connecting rod to move rightwards, the connecting rod is separated from the transverse plate, the gas exhaled by the patient entering the first box body is directly slapped out of the breathing mask through the exhaust hole, the connecting rod moves rightwards to push the first supporting block on the first pushing rod to rotate, the first supporting block and the second supporting block are relatively far away from the upper jaw and the lower jaw of the patient, so as to avoid long-time operation process, the upper lip and the lower lip are bonded because the oral cavity is always in a closed state.

Description

Suction type anesthetic tube with function of assisting oral cavity expansion
Technical Field
The invention relates to the technical field of an inhalation type anesthetic tube, in particular to an inhalation type anesthetic tube with a function of assisting oral cavity expansion.
Background
The inhalation type anesthesia is that anesthetic gas and oxygen are mixed together, the mixed gas is guided into the nasal cavity of a patient through an anesthetic tube, the patient inhales air containing the anesthetic gas to enter an anesthesia state, the existing anesthetic tube is usually provided with a face mask which covers the face of the patient, the face mask is kept to be attached to the face of the patient, the patient is deeply anesthetized in the operation process and always kept in the anesthesia state, the oral cavity of the patient is always closed, because the prior breathing mask lacks the support for the oral cavity of the patient, after a long-time operation at one end, the upper lip and the lower lip of the patient are attached together to cause the adhesion, in the postoperative recovery and recovery stage, when the patient is opened for the first time, the adhered upper and lower lips can cause the epidermis of the lips to tear, increasing the postoperative pain of the patient, and therefore, the need to provide an inhalation type anesthetic tube with the oral cavity expansion common function is high.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an inhalation type anesthetic tube with the function of assisting oral cavity expansion.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an inhalation anesthetic tube with an oral cavity expansion assisting function comprises a breathing mask and an oxygen conveying pipe, wherein the oxygen conveying pipe is fixedly connected with a shielding plate, a groove is formed in the bottom surface of the breathing mask, a breathing follow-up oral cavity expansion mechanism is arranged in the breathing mask, the breathing follow-up oral cavity expansion mechanism comprises a first supporting block, a second supporting block, a first box body, a transverse plate, an air bag, a shielding plate, an air supply pipe and an exhaust hole, the first supporting block is movably connected with the second supporting block, the first box body is a cuboid with a hollow interior, the first box body is movably connected with the breathing mask through a mixing mechanism, the transverse plate is slidably connected with the inner left side wall of the first box body, the air bag is arranged on the top surface of the transverse plate and is attached to the transverse plate, the shielding plate is slidably connected with the inner bottom surface of the first box body, the top surface of the shielding plate is flush with the bottom surface of the first box body, the shielding plate and the bottom surface of the first box body are provided with the exhaust hole together, the transverse section in exhaust hole is L shape, run through the left side wall of box one and give trachea and box fixed connection for the trachea, set up the hydraulic stem between shielding plate and the diaphragm, mixing mechanism includes anesthesia gas bin one, anesthesia gas bin two, anesthesia gas supply pipe, induction-pipe and temporary storage box, anesthesia gas bin two and an anesthesia gas bin fixed connection and anesthesia gas bin two and respirator top surface fixed connection outward, induction-pipe and two fixed connection of anesthesia gas bin and induction-pipe run through the respirator top surface, the temporary storage box is inside hollow cylinder, and the oxygen conveyer pipe runs through the right side wall of temporary storage box, the anesthesia gas supply pipe runs through anesthesia gas bin one and anesthesia gas supply pipe and an anesthesia gas bin fixed connection.
Preferably, the breath follow-up oral cavity expanding mechanism further comprises a first push rod, a fixed rod and a connecting rod, the first push rod is fixedly connected with the first support block, the fixed rod is fixedly connected with the second support block, the top surface of the fixed rod is fixedly connected with the outer bottom surface of the temporary storage box, the first push rod is hinged to the fixed rod, the connecting rod is matched with the first box body and is in sliding connection with the first box body, the transverse section of the connecting rod is T-shaped, the right end surface of the connecting rod is rotatably connected with the left side wall of the first push rod, and the first box body is fixedly connected with the bottom surface of the temporary storage box.
Preferably, the horizontal sections of the first supporting block and the second supporting block are both arc-shaped, the concave surfaces of the first supporting block and the second supporting block are arranged oppositely, and the height of the fixing rod is one point and one time of the height of the first push rod.
Preferably, the mixing mechanism further comprises a vertical pipe, a sliding plate, a turning block, a turning groove, a balance pipe and a spring II, the transverse section of the anesthesia gas storage tank I is oval, the anesthesia gas storage tank I is hollow, the vertical pipe is fixedly connected with the anesthesia gas storage tank II, the vertical pipe is located in the anesthesia gas storage tank I, the sliding plate is slidably connected with the inner wall of the vertical pipe, one end of the spring II is fixedly connected with the bottom surface of the sliding plate, the other end of the spring II is fixedly connected with the vertical pipe, the turning groove is opened and closed on the side wall of the sliding plate, the turning block is rotatably connected with the vertical pipe, the turning block is located in the turning groove, one end of the balance pipe is fixedly connected with the side wall of the vertical pipe, one end of the balance pipe connected with the vertical pipe is located on the right left side of the turning groove, and the other end of the balance pipe is fixedly connected with the anesthesia gas storage tank II, the second anesthetic gas storage tank is communicated with the vertical pipe through a balance pipe.
Preferably, the horizontal cross-section of balance pipe is C shape, the horizontal cross-section of upset piece is trapezoidal and triangular assembly, and the left half of upset piece is isosceles trapezoid and the right half of upset piece is triangle-shaped, and the left half of upset piece rotates with vertical pipe to be connected, and the right half of upset piece is located the intracavity of vertical pipe.
Preferably, the mixing mechanism further comprises a turnover plate, a limiting pipeline, a first spring, a sliding block, a pushing rod, a gas storage box, a nasal obstruction cannula and a limiting block, the nasal obstruction cannula is fixedly connected with the gas storage box, the gas storage box is fixedly connected with the inner top surface of the breathing mask, the gas supply pipe is fixedly connected with the gas storage box, the gas supply pipe is communicated with the gas storage box, the turnover plate is rotatably connected with the inner wall of the gas supply pipe, the limiting block is fixedly connected with the inner wall of the gas supply pipe and is positioned on the left side of the turnover plate, the limiting pipeline is a hollow circular pipe, the end surface of the limiting pipeline is fixedly connected with the inner wall of the gas supply pipe, the end surface of the limiting pipeline is attached to the right side wall of the turnover plate, the sliding block is slidably connected with the inner wall of the limiting pipeline, one end of the first spring is fixedly connected with the sliding block, the other end of the first spring is fixedly connected with the limiting pipeline, one end of the pushing rod is rotatably connected with the right side wall of the turnover plate, the other end of propelling movement pole rotates with the left side wall of sliding block to be connected, gives tracheal right-hand member opening slope and sets up downwards.
Preferably, the number of the air supply pipes is two, the two air supply pipes are symmetrically arranged, the two air supply pipes are symmetrically provided with the same limiting blocks, the turnover plate, the limiting pipelines, the first spring, the sliding block and the pushing rod in the same mode, one air supply pipe is fixedly connected with the first box body, and the other air supply pipe is fixedly connected with the temporary storage box and is communicated with the temporary storage box.
Preferably, the mixing mechanism further comprises an inclined rod and a lower baffle, the lower baffle is connected with the inner top surface of the temporary storage box in a sliding mode, the lower baffle is located right below an opening at the lower end of the air supply pipe, the inclined rod is located in the air supply pipe fixedly connected with the temporary storage box, one end of the inclined rod is rotatably connected with a turnover plate in the air supply pipe fixedly connected with the temporary storage box, and the other end of the inclined rod is rotatably connected with the bottom surface of the lower baffle.
(III) advantageous effects
Compared with the prior art, the invention provides the suction type anesthetic tube with the function of assisting the oral cavity expansion, which has the following beneficial effects:
1. the inhalation type anesthetic tube with the function of assisting the oral cavity expansion is characterized in that an oxygen conveying pipe is connected onto an oxygen bottle, anesthetic gas is input into a first anesthetic gas storage box through an anesthetic gas supply pipe, a breathing mask is buckled on the mouth and the nose of a patient, a first supporting block and a second supporting block are placed into the oral cavity of the patient, when the patient is not anesthetized, the patient is in a waking state, the first supporting block and the second supporting block are closed through the biting force of the patient, the patient injects the exhaled gas into the first box body through a gas supply pipe in the process of exhaling, the initial position is formed, an exhaust hole is formed in the left side of a connecting rod, the oral cavity of the patient is in a closed state, after the patient is anesthetized, the gas exhaled from the patient enters the first box body to enable an air bag to deform, the deformation generated in the horizontal direction of the air bag pushes the connecting rod to move rightwards, the connecting rod is separated from a transverse plate, and the gas entering the first box body of the patient directly beats out of the breathing mask through the exhaust hole, the connecting rod moves rightwards to push the first supporting block on the first pushing rod to rotate, the first supporting block and the second supporting block are relatively far away from the upper jaw and the lower jaw of a patient, and the phenomenon that the upper lip and the lower lip are bonded due to the fact that the oral cavity is always in a closed state in the long-time operation process is avoided.
2. This possesses suction-type anesthetic tube who helps oral cavity expansion function through the ascending deformation of gasbag horizontal direction for the oral cavity of the patient of degree of depth anesthesia increases gradually from initial opening degree and resumes, makes the palate of the patient of degree of depth anesthesia move at the operation in-process.
3. This possesses inhalation-type anesthesia pipe that helps oral cavity expansion function, through the setting of follow-up oral cavity expanding mechanism, the transform of opening of the oral cavity after patient's non-anesthesia and anesthesia, convenient audio-visual observation patient's anesthesia degree of depth more.
4. The inhalation type anesthetic tube with the function of assisting the oral cavity expansion has the advantages that in the exhalation process, the horizontal deformation of the air bag pushes the connecting rod to move rightwards, so that the first supporting block and the second supporting block are relatively far away, the oral cavity of a patient is opened to move to a certain distance in the anesthesia state, the vertical deformation of the air bag enables the transverse plate to move downwards to push the hydraulic rod on the transverse plate to drive the shielding plate to move rightwards, the exhaust hole on the shielding plate moves rightwards gradually until the exhaust hole moves to the right side of the connecting rod, the gas exhaled by the patient is exhausted out of the respirator through the exhaust hole, after the patient is deeply anesthetized, the opening degree of the oral cavity is increased and restored from the initial angle, the breathing degree is increased, the larger the air bag deformation is, the larger the moving distance of the transverse plate is, the larger the rightward moving distance of the shielding plate is, meanwhile, the more the connecting rods are, and the effect of limiting the rightward movement of the shielding plate on the connecting rod is stronger, the degree of keeping away from of supporting shoe one and supporting shoe two is controlled, avoids the degree of opening of patient's oral cavity too big among the deep anesthesia process again and appears the drying of oral cavity.
5. This possesses inhalational anesthesia pipe that helps oral cavity expansion function, through at inspiratory in-process, air entering in the temporary storage case and temporary storage case fixed connection give in the trachea, it promotes the clockwise upset of returning face plate to get into this in giving the trachea, sliding block on the push rod that the returning face plate pulling corresponds slides and stretch corresponding spring one in the spacing pipeline that corresponds, another is given the intraductal returning face plate of trachea only can anticlockwise upset and lead to another to give the trachea and be confined in the stage that the patient breathes in this moment, in the expiration stage, the pipe of giving with box one continuous leads out exhalation gas with above-mentioned the same mode intercommunication, at the gaseous gas reposition of redundant personnel of expiration and stage of breathing in, avoid exhalation gas and inhalation gas to persist in the gas storage tank and appear gas and inhale the gas and mix repeatedly all the time, the patient inhales gaseous more pure exhalation.
6. This possesses inhalation type anesthetic tube who helps oral cavity expansion function sets up downwards through the slope of the air supply pipe that links to each other with box one, and the condition that steam condenses appears in the higher condition of easy appearance of the temperature relative external world of expired gas, in the water condensation pearl of the air supply pipe inner wall stroke of being connected with box one flows box one downwards, prevents that steam condenses in the air supply pipe by patient's inhalation nasal cavity and chokes the patient.
7. The inhalation type anesthetic tube with the function of assisting the oral cavity expansion comprises a suction stage, wherein a patient firstly sucks anesthetic gas stored in a second anesthetic gas storage box, the air pressure in the second anesthetic gas storage box is reduced relative to the first anesthetic gas storage box, the anesthetic gas in the first anesthetic gas storage box pushes a sliding plate to slide downwards in a vertical tube to push high-pressure anesthetic gas, the sliding plate pushes a turnover block to turn over in a turnover groove to enable the vertical tube to be communicated with a balance tube, the anesthetic gas in the first anesthetic gas storage box enters the second anesthetic gas storage box through the balance tube and then enters a temporary storage box through an air supply tube to be mixed with air, the patient inhales repeatedly, the anesthetic gas is intermittently sucked from the second anesthetic gas storage box and the first anesthetic gas storage box, the quantitative anesthetic gas is repeatedly divided into batches to be mixed with the sucked air, and the patient can inhale the anesthetic gas in the process of inhaling again at every time, and the gas is not inhaled, the anesthetic gas is not inhaled by the patient in the temporary storage box, the phenomenon that the traditional anesthetic gas is mixed with air before re-inhalation and is supplied all the time, and the anesthetic gas is dissipated when the patient does not inhale to pollute the air around the patient is avoided.
8. This possesses inhalation-type anesthetic tube of helping mouth cavity expansion function, in-process at inspiratory through the patient, the volume page or leaf of the different patient's inhaled gas of anesthesia degree is different, breathe under the stronger condition, the angle of the upset of the returning face plate in the air supply pipe of being connected with the temporary storage case is great relatively, this returning face plate promotes the down tube movement distance page or leaf bigger, the distance that the baffle moved right down that the down tube promoted this moment is also bigger, more that the air supply pipe lower extreme opening exposes, it is also more that the anesthetic gas that gets into the temporary storage incasement through the air supply pipe in the unit interval, the patient is also faster by the anesthesia, anesthesia efficiency is higher.
9. This possesses inhalation anesthetic tube of helping oral cavity expansion function, through after the patient has been deeply anaesthetized, the metabolic rate of patient's health is faster, it is lower to breathe under the relative waking state, the patient inspiration volume is lower, the angle that overturns for the board upset in the trachea with the temporary storage case is connected this moment diminishes, the trachea lower extreme opening that the baffle blocked down is more, once breathe in, the anesthetic gas who flows from the trachea in the unit interval still less, avoid after the patient has been deeply anaesthetized, supply the anesthetic gas of patient high concentration all the time, make things convenient for waking up of patient's postoperative more.
10. This possesses inhalation-type anesthetic tube of helping oral cavity expansion function, cooperation through mixing mechanism and breathing follow-up oral cavity expansion mechanism, realize that anesthetic gas of the invention mixes with the air in patient's stage of breathing in, and according to the difference of patient's self intensity of breathing in, adjust the adjustment of the anesthetic gas that once breathes in and can breathe in, simultaneously, the intensity of breathing in corresponds the expiratory intensity, according to the adjustment of expiratory intensity to anesthetic patient's oral cavity opening degree, in whole anesthetic stage, the support intensity in oral cavity and the volume of inhaling anesthetic gas all adjust according to patient's self real-time physiological characteristics, the adjustment of electron setting is got rid of, additionally one more self-adaptation regulation barrier, better according to patient's self condition protection patient.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of a horizontal cross-section of the three-dimensional air supply tube according to the present invention;
FIG. 4 is a schematic perspective view of a first support block and a second support block according to the present invention;
FIG. 5 is an enlarged view of A of FIG. 1 according to the present invention;
FIG. 6 is an enlarged view of C of FIG. 5 in accordance with the present invention;
FIG. 7 is an enlarged view of B of FIG. 1 according to the present invention.
In the figure: 10. a respiratory mask; 11. a first supporting block; 12. a first push rod; 13. a second supporting block; 14. fixing the rod; 15. a connecting rod; 16. a first box body; 17. a transverse plate; 18. an air bag; 19. a shielding plate; 20. a gas supply pipe; 21. a turnover plate; 22. limiting the pipeline; 23. a first spring; 24. a slider; 25. a push rod; 26. a gas storage tank; 27. a nasal information cannula; 28. an anesthetic gas storage tank I; 29. a second anesthetic gas storage tank; 30. an anesthetic gas supply tube; 31. a vertical tube; 32. a sliding plate; 33. turning over the block; 34. a turnover groove; 35. a balance tube; 36. a second spring; 37. an air supply pipe; 39. an oxygen delivery pipe; 40. a temporary storage box; 41. a limiting block; 43. an exhaust hole; 44. a diagonal bar; 45. and a lower baffle plate.
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.
Referring to fig. 1-7, an inhalation anesthetic tube with a function of assisting oral cavity expansion comprises a breathing mask 10 and an oxygen delivery pipe 39, wherein the oxygen delivery pipe 39 is fixedly connected with a shielding plate 19, a groove is formed in the bottom surface of the breathing mask 10, a breath following oral cavity expansion mechanism is arranged in the breathing mask 10, the breath following oral cavity expansion mechanism comprises a first supporting block 11, a second supporting block 13, a first box body 16, a transverse plate 17, an air bag 18, a shielding plate 19, an air supply pipe 20 and an exhaust hole 43, the first supporting block 11 is movably connected with the second supporting block 13, the first box body 16 is a cuboid with a hollow interior, the first box body 16 is movably connected with the breathing mask 10 through a mixing mechanism, the transverse plate 17 is slidably connected with the inner left side wall of the first box body 16, the air bag 18 is arranged on the top surface of the transverse plate 17 and the air bag 18 is attached to the transverse plate 17, the shielding plate 19 is slidably connected with the inner bottom surface of the first box body 16 and the top surface of the shielding plate 19 is flush with the bottom surface of the first box body 16, the shielding plate 19 and the bottom surface of the first box body 16 are provided with exhaust holes 43 together, the transverse cross section of each exhaust hole 43 is L-shaped, the gas supply pipe 20 penetrates through the left side wall of the first box body 16, the gas supply pipe 20 is fixedly connected with the first box body 16, a hydraulic rod is arranged between the shielding plate 19 and the transverse plate 17, the mixing mechanism comprises a first anesthetic gas storage box 28, a second anesthetic gas storage box 29, an anesthetic gas supply pipe 30, a gas feed pipe 37 and a temporary storage box 40, the second anesthetic gas storage box 29 is fixedly connected with the first anesthetic gas storage box 28, the second anesthetic gas storage box 29 is fixedly connected with the outer top surface of the breathing mask 10, the gas feed pipe 37 is fixedly connected with the second anesthetic gas storage box 29, the gas feed pipe 37 penetrates through the top surface of the breathing mask 10, the temporary storage box 40 is a hollow cylinder, the oxygen delivery pipe 39 penetrates through the right side wall of the temporary storage box 40, the anesthetic gas supply pipe 30 penetrates through the first anesthetic gas storage box 28, and the anesthetic gas supply pipe 30 is fixedly connected with the first anesthetic gas storage box 28, the breath follow-up oral cavity expansion mechanism further comprises a first push rod 12, a fixed rod 14 and a connecting rod 15, wherein the first push rod 12 is fixedly connected with the first support block 11, the fixed rod 14 is fixedly connected with the second support block 13, the top surface of the fixed rod 14 is fixedly connected with the outer bottom surface of the temporary storage box 40, the first push rod 12 is hinged with the fixed rod 14, the connecting rod 15 is matched with the first box body 16, the connecting rod 15 is in sliding connection with the first box body 16, the transverse section of the connecting rod 15 is T-shaped, the right end surface of the connecting rod 15 is rotatably connected with the left side wall of the first push rod 12, the first box body 16 is fixedly connected with the bottom surface of the temporary storage box 40, the horizontal sections of the first support block 11 and the second support block 13 are both arc-shaped, the inner concave surfaces of the first support block 11 and the second support block 13 are oppositely arranged, the height of the fixed rod 14 is one point and one time of the height of the first push rod 12, a hydraulic rod between the transverse plate 17 and the shielding plate 19 is a bidirectional stroke hydraulic rod, an exhaust pipe is arranged below the exhaust hole 43 and communicated to the outside of the breathing mask 10, by connecting the oxygen conveying pipe 39 to the oxygen bottle, anesthetic gas is input into the anesthetic gas storage box 28 through the anesthetic gas supply pipe 30, the breathing mask 10 is buckled on the mouth and nose of a patient, the supporting block I11 and the supporting block II 13 are placed into the oral cavity of the patient, when the patient is not anesthetized, the patient is in a waking state, the supporting block I11 and the supporting block II 13 are closed by the biting force of the patient, the exhaled gas is injected into the box I16 through the gas supply pipe 20 in the process of exhalation of the patient, the exhaust hole 43 is positioned on the left side of the connecting rod 15, the oral cavity of the patient is in a closed state, after the patient is anesthetized, the gas exhaled by the patient enters the box I16 to enable the air bag 18 to generate deformation, the deformation generated in the horizontal direction of the air bag 18 pushes the connecting rod 15 to move rightwards, the connecting rod 15 is separated from the transverse plate 17, the gas exhaled by the patient enters the box I16 and directly exits out of the breathing mask 10 through the exhaust hole 43, the connecting rod 15 moves rightwards to push the first supporting block 11 on the first pushing rod 12 to rotate, the first supporting block 11 and the second supporting block 13 are relatively far away from the upper jaw and the lower jaw of a patient, the deformation of the air bag 18 in the vertical direction pushes the transverse plate 17 to move downwards, the transverse plate 17 moves downwards to push the shielding plate 19 to slide rightwards through the hydraulic rod, the exhaust hole 43 on the shielding plate 19 is staggered with the exhaust hole 43 on the bottom surface of the first box body 16 by a certain distance, the gas in the closed space formed by the left side of the two connecting rods 15 and the first box body 16 is required to be exhausted out of the first box body 16 and reaches the exhaust hole 43 on the first box body 16 through the exhaust hole 43 on the shielding plate 19 to be then pat out of the breathing mask 10, the shielding plate 19 and the connecting rod 15 synchronously move rightwards in the exhalation process, the stroke of the rightward movement of the connecting rod 15 is increased to inhibit the rightward movement distance of the connecting rod 15 so as to control the rotation angle of the first pushing rod 12, and the distance of the relative movement of the first supporting block 11 and the second supporting block 13 is controlled, the connecting rod 15 pushes the upper jaw and the lower jaw to open by the force generated by the horizontal deformation of the air bag 18 due to the air exhalation in addition to the force of the air bag 18, so that the degree of opening the oral cavity is increased from small to large after the patient is deeply anesthetized, and the upper lip and the lower lip are prevented from being adhered due to the fact that the oral cavity is always in a closed state in the long-time operation process.
The mouth of the deeply anesthetized patient is gradually increased from the initial opening degree and restored by the deformation of the air bag 18 in the horizontal direction, so that the upper jaw and the lower jaw of the deeply anesthetized patient move during the operation.
Through the setting of follow-up oral cavity expanding mechanism, the transform of opening of the oral cavity after patient's non-anesthesia and anesthesia, convenient more audio-visual observation patient's anesthesia degree of depth.
During expiration, the horizontal deformation of the air bag 18 pushes the connecting rod 15 to move rightwards, so that the first supporting block 11 and the second supporting block 13 are relatively far away from each other, the oral cavity of a patient is opened and moved for a distance under anesthesia, the vertical deformation of the air bag 18 enables the transverse plate 17 to move downwards to push the hydraulic rod on the transverse plate 17 to drive the shielding plate 19 to move rightwards, the exhaust hole 43 on the shielding plate 19 gradually moves rightwards until the exhaust hole 43 moves to the right side of the connecting rod 15, gas exhaled by the patient is exhausted out of the breathing mask 10 from the exhaust hole 43, after the patient is deeply anesthetized, the opening degree of the oral cavity is increased and then recovered from an initial angle, the breathing lightness is larger, the larger the deformation of the air bag 18 is, the larger the downward movement distance of the transverse plate 17 is, the larger the rightward movement distance of the shielding plate 19 is, and meanwhile, the more the rightward movement of the connecting rod 15 is, the effect of the shielding plate 19 on rightward movement limitation of the connecting rod 15 is stronger, the degree of separation of the first supporting block 11 and the second supporting block 13 is controlled, so that the phenomenon that the mouth of a patient is dried due to overlarge opening degree in the process of deep anesthesia is avoided.
The mixing mechanism further comprises a vertical pipe 31, a sliding plate 32, an overturning block 33, an overturning groove 34, a balance pipe 35 and a second spring 36, the transverse section of the first anesthetic gas storage tank 28 is oval, the first anesthetic gas storage tank 28 is hollow, the vertical pipe 31 is fixedly connected with the second anesthetic gas storage tank 29, the vertical pipe 31 is positioned in the first anesthetic gas storage tank 28, the sliding plate 32 is slidably connected with the inner wall of the vertical pipe 31, one end of the second spring 36 is fixedly connected with the bottom surface of the sliding plate 32, the other end of the second spring 36 is fixedly connected with the vertical pipe 31, the side wall of the sliding plate 32 opens and closes the overturning groove 34, the overturning block 33 is rotatably connected with the vertical pipe 31, the overturning block 33 is positioned in the overturning groove 34, one end of the balance pipe 35 is fixedly connected with the side wall of the vertical pipe 31, one end of the balance pipe 35, which is connected with the vertical pipe 31, is positioned right left of the overturning groove 34, the other end of the balance pipe 35 is fixedly connected with the second anesthetic gas storage tank 29, the anesthesia gas storage tank II 29 is communicated with the vertical pipe 31 through the balance pipe 35, the transverse section of the balance pipe 35 is C-shaped, the transverse section of the turnover block 33 is a combination of trapezoid and triangle, the left half part of the turnover block 33 is isosceles trapezoid and the right half part of the turnover block 33 is triangle, the left half part of the turnover block 33 is rotatably connected with the vertical pipe 31, the right half part of the turnover block 33 is positioned in the cavity of the vertical pipe 31, the mixing mechanism further comprises a turnover plate 21, a limiting pipeline 22, a spring I23, a sliding block 24, a pushing rod 25, a gas storage tank 26, a nasal intubation 27 and a limiting block 41, the nasal intubation 27 is fixedly connected with the gas storage tank 26, the gas storage tank 26 is fixedly connected with the inner top surface of the respiratory mask 10, the gas supply pipe 20 is fixedly connected with the gas storage tank 26, the gas supply pipe 20 is communicated with the gas storage tank 26, the turnover plate 21 is rotatably connected with the inner wall of the gas supply pipe 20, the limiting block 41 is fixedly connected with the inner wall of the gas supply pipe 20, and the limiting block 41 is positioned on the left side of the turnover plate 21, the limiting pipeline 22 is a hollow circular pipe, the limiting pipeline 22 is fixedly connected with the inner wall of the air supply pipe 20, the end face of the limiting pipeline 22 is attached to the right side wall of the turnover plate 21, the sliding block 24 is slidably connected with the inner wall of the limiting pipeline 22, one end of the first spring 23 is fixedly connected with the sliding block 24, the other end of the first spring 23 is fixedly connected with the limiting pipeline 22, one end of the push rod 25 is rotatably connected with the right side wall of the turnover plate 21, the other end of the push rod 25 is rotatably connected with the left side wall of the sliding block 24, the right end opening of the air supply pipe 20 is obliquely and downwards arranged, the number of the air supply pipes 20 is two, the two air supply pipes 20 are symmetrically arranged, the same limiting blocks 41, the turnover plate 21, the limiting pipeline 22, the first spring 23, the sliding block 24 and the push rod 25 are symmetrically arranged in the same mode in the two air supply pipes 20, one air supply pipe 20 is fixedly connected with the first box body 16, the other air supply pipe 20 is fixedly connected with the temporary storage box 40, and the air supply pipe 20 and the temporary storage box 40 are fixedly connected with the temporary storage box 40 40, the mixing mechanism further comprises an inclined rod 44 and a lower baffle 45, the lower baffle 45 is connected with the inner top surface of the temporary storage box 40 in a sliding way, the lower baffle 45 is positioned right below the lower end opening of the air supply pipe 37, the inclined rod 44 is positioned in the air supply pipe 20 fixedly connected with the temporary storage box 40, one end of the inclined rod 44 is rotatably connected with the turnover plate 21 in the air supply pipe 20 fixedly connected with the temporary storage box 40, the other end of the inclined rod 44 is rotatably connected with the bottom surface of the lower baffle 45, through the air in the temporary storage box 40 entering the air supply pipe 20 fixedly connected with the temporary storage box 40 in the air suction process, the air entering the air supply pipe 20 pushes the turnover plate 21 to turn over clockwise, the turnover plate 21 pulls the sliding block 24 on the corresponding push rod 25 to slide in the corresponding limit pipeline 22 and stretches the corresponding spring one 23, at this time, the turnover plate 21 in the other air supply pipe 20 can only turn over counterclockwise, so as to cause the other air supply pipe 20 to be closed in the patient suction stage, in the expiration phase, the gas supply pipe 20 connected with the first box body 16 is communicated in the same way to lead out the expired gas, and the gas in the expiration and inspiration phases is divided, so that the expired gas and the inspired gas are prevented from being reserved in the gas storage box 26 all the time and being repeatedly mixed with the inspired gas, and the inspired gas of a patient is purer.
The air supply pipe 20 connected with the first box body 16 is obliquely and downwards arranged, the temperature of exhaled air is higher than that of the outside, and water condensation is easy to occur, and water condensation beads on the inner wall stroke of the air supply pipe 20 connected with the first box body 16 downwards flow into the first box body 16, so that the water condensation in the air supply pipe 20 is prevented from being inhaled into the nasal cavity of a patient and then hurting the patient.
In the inspiration phase, the patient firstly inhales the anesthetic gas stored in the anesthetic gas storage box II 29, the air pressure in the anesthetic gas storage box II 29 is reduced relative to the anesthetic gas storage box I28, the anesthetic gas in the anesthetic gas storage box I28 under high pressure pushes the sliding plate 32 to slide downwards in the vertical pipe 31, the sliding plate 32 pushes the overturning block 33 to overturn in the overturning groove 34 so that the vertical pipe 31 is communicated with the balance pipe 35, the anesthetic gas in the anesthetic gas storage box I28 enters the anesthetic gas storage box II 29 through the balance pipe 35 and then enters the temporary storage box 40 through the air feed pipe 37 to be mixed with the air, the patient inhales repeatedly, the anesthetic gas is intermittently sucked from the anesthetic gas storage box II 29 and the anesthetic gas storage box I28, the quantitative anesthetic gas is repeatedly divided into batches to be mixed with the inhaled air, and the patient can inhale the anesthetic gas in each inspiration process, and the anesthesia gas does not enter the temporary storage box 40 and is inhaled by the patient, so that the phenomenon that the traditional anesthesia gas is mixed with air before re-inhalation and is supplied all the time, and the anesthesia gas escapes to pollute the air around the patient when the patient does not inhale is avoided.
In the process of inhalation of the patient, the amount of inhaled gas of different patients with different degrees of anesthesia is different, under the condition of strong respiration, the overturning angle of the overturning plate 21 in the air supply pipe 20 connected with the temporary storage box 40 is relatively larger, the overturning plate 21 pushes the inclined rod 44 to move for a larger distance, at the moment, the distance for the inclined rod 44 to push the lower baffle plate 45 to move rightwards is also larger, the lower end opening of the air supply pipe 37 is more exposed, more anesthetic gas enters the temporary storage box 40 from the air supply pipe 37 in unit time, the patient is anesthetized more quickly, and the anesthesia efficiency is higher.
After the patient has been deeply anaesthetized, the metabolic rate of patient's health is faster, breathing under the relatively waking state is lower, the patient volume of breathing in is lower, the angle of the returning face plate 21 upset in the air supply pipe 20 that is connected with temporary storage box 40 at this moment diminishes, the lower extreme opening of air supply pipe 37 that baffle 45 blocked is more down, once breathe in, the anesthetic gas that flows out from air supply pipe 37 in the unit interval is still less, avoid after the patient has been deeply anaesthetized, supply the anesthetic gas of patient high concentration all the time, make things convenient for waking up of patient's postoperative more.
The anesthesia gas and the air are mixed in the inspiration phase of the patient through the matching of the mixing mechanism and the breath follow-up oral cavity expanding mechanism, the adjustment of the anesthesia gas which can be inhaled once is adjusted according to the different inspiration intensities of the patient, meanwhile, the inspiration intensity corresponds to the expiration intensity, the opening degree of the oral cavity of the anesthesia patient is adjusted according to the expiration intensity, in the whole anesthesia phase, the supporting intensity of the oral cavity and the amount of the anesthesia gas inhaled are adjusted according to the real-time physiological characteristics of the patient, the adjustment of electronic setting is removed, a self-adaptive adjusting barrier is additionally arranged, and the patient is better protected according to the self condition of the patient.
When in use, the oxygen conveying pipe 39 is connected to the oxygen bottle, the anesthetic gas is input into the first anesthetic gas storage tank 28 through the anesthetic gas supply pipe 30, the breathing mask 10 is buckled on the mouth and nose of a patient, the first support block 11 and the second support block 13 are placed into the oral cavity of the patient, during inspiration, the air in the temporary storage tank 40 enters the gas supply pipe 20 fixedly connected with the temporary storage tank 40, the air in the gas supply pipe 20 pushes the turnover plate 21 to turn over clockwise, the turnover plate 21 pulls the sliding block 24 on the corresponding push rod 25 to slide in the corresponding limiting pipeline 22 and stretches the corresponding first spring 23, at the moment, the turnover plate 21 in the other gas supply pipe 20 can only turn over counterclockwise to cause the other gas supply pipe 20 to be closed at the inspiration stage of the patient, the patient firstly inhales the anesthetic gas stored in the second anesthetic gas storage tank 29, the air pressure in the second anesthetic gas storage tank 29 is reduced relative to the first anesthetic gas storage tank 28, the anesthesia gas in the anesthesia gas storage box I28 under high pressure pushes the sliding plate 32 to slide downwards in the vertical pipe 31, the sliding plate 32 pushes the turning block 33 to turn in the turning groove 34 so that the vertical pipe 31 is communicated with the balance pipe 35, the anesthesia gas in the anesthesia gas storage box I28 enters the anesthesia gas storage box II 29 through the balance pipe 35 and then enters the temporary storage box 40 through the air supply pipe 37 to be mixed with air, the patient inhales repeatedly, the anesthesia gas is intermittently sucked from the anesthesia gas storage box II 29 and the anesthesia gas storage box I28, in the exhalation stage, the gas exhaled by the patient enters the box I16 so that the air bag 18 generates deformation, the deformation generated in the horizontal direction of the air bag 18 pushes the connecting rod 15 to move rightwards, the connecting rod 15 is separated from the transverse plate 17, the gas exhaled by the patient into the box I16 directly shoots out of the breathing mask 10 through the exhaust hole 43, the connecting rod 15 moves rightwards to push the supporting block I11 on the pushing rod I12 to rotate, the first supporting block 11 and the second supporting block 13 are relatively far away from the upper jaw and the lower jaw of a patient, the transverse plate 17 is pushed to move downwards by the vertical deformation of the air bag 18, the transverse plate 17 moves downwards to push the shielding plate 19 to slide rightwards through the hydraulic rod, the rightwards movement distance of the connecting rod 15 further controls the rotating angle of the first pushing rod 12, and the upper jaw and the lower jaw are opened.
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. The utility model provides a possesses inhalation anesthetic tube of helping mouth expansion function, includes respiratory mask (10) and oxygen delivery pipe (39), oxygen delivery pipe (39) and shielding plate (19) fixed connection, its characterized in that: the bottom surface of the breathing mask (10) is provided with a groove, the breathing mask (10) is internally provided with a breathing follow-up oral cavity expansion mechanism, the breathing follow-up oral cavity expansion mechanism comprises a first supporting block (11), a second supporting block (13), a first box body (16), a transverse plate (17), an air bag (18), a baffle plate (19), an air supply pipe (20) and an exhaust hole (43), the first supporting block (11) is movably connected with the second supporting block (13), the first box body (16) is a cuboid with a hollow interior, the first box body (16) is movably connected with the breathing mask (10) through a mixing mechanism, the transverse plate (17) is slidably connected with the inner left side wall of the first box body (16), the air bag (18) is arranged on the top surface of the transverse plate (17), the air bag (18) is attached to the transverse plate (17), the baffle plate (19) is slidably connected with the inner bottom surface of the first box body (16), and the top surface of the baffle plate (19) is flush with the bottom surface of the first box body (16), exhaust hole (43) is seted up jointly to the bottom surface of shielding plate (19) and box (16), the transverse section of exhaust hole (43) is the L shape, for left lateral wall and air feed pipe (20) and box (16) fixed connection of air feed pipe (20) running through box (16), set up the hydraulic stem between shielding plate (19) and diaphragm (17), mixing mechanism includes anesthesia gas storage box (28), anesthesia gas storage box (29), anesthesia gas supply pipe (30), air feed pipe (37) and temporary storage box (40), anesthesia gas storage box (29) and anesthesia gas storage box (28) fixed connection and anesthesia gas storage box (29) and outer top surface fixed connection of respirator (10), air feed pipe (37) and anesthesia gas storage box (29) fixed connection and air feed pipe (37) run through respirator (10) top surface, the temporary storage box (40) is a cylinder with a hollow inner part, the oxygen conveying pipe (39) penetrates through the right side wall of the temporary storage box (40), the anesthetic gas supply pipe (30) penetrates through the anesthetic gas storage box I (28), and the anesthetic gas supply pipe (30) is fixedly connected with the anesthetic gas storage box I (28).
2. An inhalation anesthetic tube with an oral cavity expansion assisting function according to claim 1, wherein: the breath follow-up oral cavity expansion mechanism further comprises a first push rod (12), a fixing rod (14) and a connecting rod (15), the first push rod (12) is fixedly connected with a first supporting block (11), the fixing rod (14) is fixedly connected with a second supporting block (13), the top surface of the fixing rod (14) is fixedly connected with the outer bottom surface of the temporary storage box (40), the first push rod (12) is hinged to the fixing rod (14), the connecting rod (15) is matched with the first box body (16), the connecting rod (15) is slidably connected with the first box body (16), the transverse cross section of the connecting rod (15) is in a T shape, the right end surface of the connecting rod (15) is rotatably connected with the left side wall of the first push rod (12), and the first box body (16) is fixedly connected with the bottom surface of the temporary storage box (40).
3. An inhalation anesthetic tube with an oral cavity expansion assisting function according to claim 2, wherein: the horizontal sections of the first supporting block (11) and the second supporting block (13) are both arc-shaped, the concave surfaces of the first supporting block (11) and the second supporting block (13) are arranged oppositely, and the height of the fixing rod (14) is one point which is twice of the height of the first push rod (12).
4. An inhalation anesthetic tube with an oral cavity expansion assisting function according to claim 3, wherein: the mixing mechanism further comprises a vertical pipe (31), a sliding plate (32), an overturning block (33), an overturning groove (34), a balance pipe (35) and a second spring (36), the transverse section of the first anesthetic gas storage box (28) is oval, the first anesthetic gas storage box (28) is hollow, the vertical pipe (31) is fixedly connected with the second anesthetic gas storage box (29), the vertical pipe (31) is located in the first anesthetic gas storage box (28), the sliding plate (32) is slidably connected with the inner wall of the vertical pipe (31), one end of the second spring (36) is fixedly connected with the bottom surface of the sliding plate (32), the other end of the second spring (36) is fixedly connected with the vertical pipe (31), the side wall of the sliding plate (32) is provided with the overturning groove (34), the block (33) is rotatably connected with the vertical pipe (31), and the overturning block (33) is located in the overturning groove (34), one end of the balance pipe (35) is fixedly connected with the side wall of the vertical pipe (31), one end of the balance pipe (35) connected with the vertical pipe (31) is positioned on the right left side of the turnover groove (34), the other end of the balance pipe (35) is fixedly connected with the anesthesia gas storage box II (29), and the anesthesia gas storage box II (29) is communicated with the vertical pipe (31) through the balance pipe (35).
5. An inhalation anesthetic tube with an oral cavity dilation assisting function according to claim 4, wherein: the horizontal cross-section of balanced pipe (35) is the C shape, the horizontal cross-section of upset piece (33) is trapezoidal and triangular assembly, and the left half of upset piece (33) is isosceles trapezoid and the right half of upset piece (33) is triangle-shaped, and the left half of upset piece (33) rotates with vertical pipe (31) to be connected, and the right half of upset piece (33) is located the intracavity of vertical pipe (31).
6. An inhalation anesthetic tube with an oral cavity dilation assisting function according to claim 5, wherein: the mixing mechanism further comprises a turnover plate (21), a limiting pipeline (22), a first spring (23), a sliding block (24), a pushing rod (25), a gas storage box (26), a nasal cannula (27) and a limiting block (41), the nasal cannula (27) is fixedly connected with the gas storage box (26), the gas storage box (26) is fixedly connected with the inner top surface of the breathing mask (10), the gas supply pipe (20) is fixedly connected with the gas storage box (26), the gas supply pipe (20) is communicated with the gas storage box (26), the turnover plate (21) is rotatably connected with the inner wall of the gas supply pipe (20), the limiting block (41) is fixedly connected with the inner wall of the gas supply pipe (20), the limiting pipe (22) is hollow, the end surface of the limiting pipe (22) is fixedly connected with the inner wall of the gas supply pipe (20), and the end surface of the limiting pipeline (22) is attached to the right side wall of the turnover plate (21), sliding block (24) and the inner wall sliding connection of spacing pipeline (22), the one end and sliding block (24) fixed connection of spring (23), the other end and spacing pipeline (22) fixed connection of spring (23), the one end of push rod (25) rotates with the right side wall of returning face plate (21) to be connected, and the other end of push rod (25) rotates with the left side wall of sliding block (24) to be connected, sets up downwards for the right-hand member opening slope of trachea (20).
7. An inhalation anesthetic tube with an oral cavity dilation assisting function according to claim 6, wherein: the number of the air supply pipes (20) is two, the two air supply pipes (20) are symmetrically arranged, the two air supply pipes (20) are internally and symmetrically provided with the same limiting blocks (41), the turnover plate (21), the limiting pipelines (22), the first springs (23), the sliding blocks (24) and the pushing rods (25) in the same mode, one air supply pipe (20) is fixedly connected with the first box body (16), the other air supply pipe (20) is fixedly connected with the temporary storage box (40), and the air supply pipe (20) fixedly connected with the temporary storage box (40) is communicated with the temporary storage box (40).
8. An inhalation anesthetic tube with an oral cavity dilation assisting function according to claim 7, wherein: the mixing mechanism further comprises an inclined rod (44) and a lower baffle plate (45), the lower baffle plate (45) is in sliding connection with the inner top surface of the temporary storage box (40), the lower baffle plate (45) is located right below the lower end opening of the air feeding pipe (37), the inclined rod (44) is located in the air feeding pipe (20) fixedly connected with the temporary storage box (40), one end of the inclined rod (44) is rotatably connected with the turnover plate (21) in the air feeding pipe (20) fixedly connected with the temporary storage box (40), and the other end of the inclined rod (44) is rotatably connected with the bottom surface of the lower baffle plate (45).
CN202110676214.0A 2021-06-18 2021-06-18 Suction type anesthetic tube with function of assisting oral cavity expansion Withdrawn CN113198076A (en)

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CN202110676214.0A CN113198076A (en) 2021-06-18 2021-06-18 Suction type anesthetic tube with function of assisting oral cavity expansion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110676214.0A CN113198076A (en) 2021-06-18 2021-06-18 Suction type anesthetic tube with function of assisting oral cavity expansion

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CN113198076A true CN113198076A (en) 2021-08-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113797419A (en) * 2021-08-24 2021-12-17 上海交通大学医学院附属第九人民医院 Department of anesthesia uses trachea infection prevention device
CN116492807A (en) * 2023-05-04 2023-07-28 河南思源医疗器械有限公司 Medical molecular sieve adsorption oxygenerator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113797419A (en) * 2021-08-24 2021-12-17 上海交通大学医学院附属第九人民医院 Department of anesthesia uses trachea infection prevention device
CN113797419B (en) * 2021-08-24 2023-11-14 上海交通大学医学院附属第九人民医院 Tracheal anti-infection device for anesthesia department
CN116492807A (en) * 2023-05-04 2023-07-28 河南思源医疗器械有限公司 Medical molecular sieve adsorption oxygenerator
CN116492807B (en) * 2023-05-04 2023-09-08 河南思源医疗器械有限公司 Medical molecular sieve adsorption oxygenerator

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