CN110639109A - Anesthesia concentration adjusting anesthesia device - Google Patents

Anesthesia concentration adjusting anesthesia device Download PDF

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Publication number
CN110639109A
CN110639109A CN201911041928.3A CN201911041928A CN110639109A CN 110639109 A CN110639109 A CN 110639109A CN 201911041928 A CN201911041928 A CN 201911041928A CN 110639109 A CN110639109 A CN 110639109A
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CN
China
Prior art keywords
piston
chamber
anesthetic
anesthesia
gas
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.)
Pending
Application number
CN201911041928.3A
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Chinese (zh)
Inventor
李振庆
付英勇
闫玉栋
Original Assignee
李振庆
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 李振庆 filed Critical 李振庆
Priority to CN201911041928.3A priority Critical patent/CN110639109A/en
Publication of CN110639109A publication Critical patent/CN110639109A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/01Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes specially adapted for anaesthetising
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/104Preparation of respiratory gases or vapours specially adapted for anaesthetics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/12Preparation of respiratory gases or vapours by mixing different gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/60Pump mixers, i.e. mixing within a pump

Abstract

The invention discloses an anesthetic concentration adjusting anesthetic device which comprises a gas tank, an inhalation chamber, a piston chamber, a shell and an anesthetic gas tank, wherein the piston chamber is arranged in the middle of the interior of the shell, a pair of inhalation chambers are symmetrically arranged in the shell on two sides of the piston chamber, and a first piston matched with the inhalation chambers is arranged in the inhalation chambers. The communicating pipes are connected between the suction chambers on the two sides and the piston groove, and the volume of the piston groove is smaller than the sum of the volumes of the suction chambers on the two sides and larger than the volume of a single suction chamber, so that enough anesthetic can be conveniently mixed for a patient at one time in the using process, the movement of the first piston is driven by the movement of the second piston, the suction and the mixing of the inhalation anesthesia and the dilution air can be simultaneously realized by utilizing the driving of the motor, the concentration of the next anesthesia is prevented from being influenced by the residual air in the piston groove or the anesthesia with different concentrations adjusted at the previous time, the anesthetic concentration adjusting precision is improved, the use is convenient, and the actual using effect is better.

Description

Anesthesia concentration adjusting anesthesia device
Technical Field
The invention relates to the technical field of medical instruments, in particular to an anesthetic concentration adjusting and anaesthetizing device.
Background
The anesthesia discipline is a comprehensive discipline that contains knowledge of multiple disciplines. The existing range is wider, the requirement of an operation is not only met, but also rescue work of each department, painless delivery of gynecology, painless abortion and the like are involved, the patient is ensured to smoothly receive operation treatment under painless and safe conditions, the basic task of clinical anesthesia is realized, the anesthesia work also comprises preparation and treatment before and after anesthesia, monitoring treatment of critically ill patients, emergency recovery, pain treatment and the like, and the anesthetic needs to be prepared in the using process, so that an anesthetic concentration regulating device is needed.
At present, the concentration of anesthesia is not convenient for adjust wantonly to the in-process that anesthesia concentration was adjusted at present, concentration adjustment's precision is relatively poor, the operation is complicated, anesthesia and diluent gas's mixed use is complicated, it influences the drug effect of anesthesia easily to mix inhomogeneously, general anesthesia concentration adjusting device is most to be carried the anesthesia of extraction and diluent gas again to mixing in the container jar of anesthesia and diluent gas simultaneously after extracting a certain amount of anesthetic gas and diluent gas, and there is gaseous inside the container jar, it is possible that gas is the air, also can be the residual gas of last anesthesia mixture, and the inside gas of container jar can influence the final mixed concentration of anesthesia.
Disclosure of Invention
The invention aims to provide an anesthetic concentration adjusting anesthesia device, which solves the problems that the concentration of anesthesia cannot be conveniently adjusted at will in the process of adjusting the concentration of anesthesia by the existing anesthetic concentration adjusting anesthesia device proposed in the background technology, the accuracy of concentration adjustment is poor, the operation is complex, the mixing of anesthesia and diluent gas is complex, the medicine efficacy of anesthesia is easily influenced due to uneven mixing, most of common anesthetic concentration adjusting devices extract a certain amount of anesthetic gas and diluent gas and then simultaneously convey the extracted anesthetic gas and diluent gas into a container tank for mixing the anesthetic gas and the diluent gas, the gas is possibly air or residual gas mixed in the previous anesthesia, and the gas in the container tank influences the concentration of final anesthesia mixing.
In order to achieve the purpose, the invention provides the following technical scheme: an anesthetic concentration adjusting anesthesia device comprises a gas tank, a suction chamber, a piston chamber, a shell and an anesthetic gas tank, wherein the piston chamber is arranged at the middle position inside the shell, a pair of suction chambers are symmetrically arranged inside the shell on two sides of the piston chamber, a first piston matched with the piston chamber is arranged inside the piston chamber, a pair of telescopic rods are symmetrically arranged on two sides of the bottom of the first piston, a hose is connected to the middle position of the bottom of the first piston, a first check valve is installed on the hose, the top end of the hose extends to the upper surface position of the first piston, a medicine outlet pipe is connected to the bottom of the shell at the position of the piston chamber, the top end of the medicine outlet pipe extends to the bottom position inside the piston chamber, a joint is arranged at the bottom end of the medicine outlet pipe, the bottom end of the hose is connected with the top end of the medicine outlet pipe, and a motor is horizontally arranged at the middle position of the suction chamber, which is close, the output end of the motor is connected with a screw rod, the outer side of one end of the screw rod, which is far away from the motor, is connected with a second piston matched with the suction chamber, the middle position of one end of the second piston is provided with an internal thread hole matched with the screw rod, the bottom of the shell body at the two sides of the medicine outlet pipe is connected with a communicating pipe, one end of the communicating pipe is communicated with the bottom end of the inner part of the piston chamber, the other end of the communicating pipe is respectively communicated with the inner part of the suction chamber at one side of the second piston, which is close to the motor, the two ends of the top of the shell body at the position of the suction chamber are respectively provided with a gas tank and an anesthetic gas tank, the bottom of the gas tank is connected with one suction chamber, the bottom of the anesthetic gas tank is connected with a medicine injection pipe, the bottom of the medicine injection pipe is, be connected with the air duct on the casing lateral wall of gas injection pipe one side, install the third check valve on the air duct, air duct one end is linked together with the suction chamber of gas injection pipe position department, the other end and the piston chamber inside top of air duct are linked together, be connected with the pencil of leading on the casing lateral wall of pencil one side, install the fourth check valve on the pencil of leading, pencil one end is linked together with the suction chamber of pencil position department of leading, and the other end and the piston chamber inside top of pencil of leading are linked together.
Preferably, the top of first piston is equipped with the magnetic sheet, and the piston inslot portion of magnetic sheet top is equipped with the metal sheet that inhales mutually with the magnetic sheet, and equidistant evenly arranged has the through-hole on the metal sheet, and the symmetry is equipped with a pair of shrink groove on the casing of piston inslot top position department, and is equipped with reset spring between shrink groove and the metal sheet.
Preferably, the volume of the piston chamber is larger than that of the single suction chamber and smaller than the sum of the volumes of the suction chambers on both sides inside the housing.
Preferably, the maximum elastic force of the return spring is greater than the suction force of the magnetic sheet to the metal plate.
Compared with the prior art, the invention has the beneficial effects that:
1: through all being equipped with the suction chamber in the inside both sides of casing, and be equipped with on the inside second piston of suction chamber with motor output screw rod matched with internal thread hole, the motor drives the screw rod and rotates, the screw rod cooperatees with the internal thread hole on the second piston and drives the second piston and remove in the inside of suction chamber, be convenient for utilize both sides suction chamber to absorb anesthetic gas and diluent gas respectively, and the amount of movement of the inside second piston of suction chamber of both sides is adjusted through the rotation time of control motor rotational speed or motor, the inside inspiratory anesthetic gas of control suction chamber and the dose of diluent gas, be convenient for adjust the anesthesia of different concentrations, high durability and convenient use, the precision of anesthesia mixed concentration is higher.
2: the metal plate is arranged at the top end in the piston groove by utilizing the reset spring, the magnetic sheet which is attracted with the metal plate is arranged on the first piston, the metal plate is driven to vibrate in the piston groove by utilizing the self movement of the first piston, the first piston descends in the process of adjusting the anesthetic concentration, the metal plate is driven to descend along with the first piston by the attraction force generated by the magnetic sheet to the metal plate, the metal plate is lifted and reset instantly after the first piston descends to a proper height and appropriate anesthetic gas is sucked in the piston groove, the anesthetic and diluent gas entering the piston groove are mixed by utilizing the through holes in the metal plate for mixing and stirring, and the elasticity is elastic, so that the metal plate continuously and repeatedly utilizes the up-down vibration to mix the anesthetic and diluent gas, the mixing uniformity is improved, no extra power is needed, and the use is convenient.
3: the communicating pipes are connected between the suction chambers on the two sides and the piston groove, and the volume of the piston groove is smaller than the sum of the volumes of the suction chambers on the two sides and larger than the volume of a single suction chamber, in the using process, because the anesthetic dose mixed by the piston groove above the first piston every time is certain, the dose of anesthetic gas and dilution air required by the volume of the piston groove is determined according to the concentration of the anesthetic inhaled by a patient, on one hand, the sufficient anesthetic dose is convenient to be mixed for the patient at one time, the operation is prevented from being influenced by insufficient dose and repeated mixing, the workload of medical personnel is reduced, on the other hand, because the piston groove is communicated with the suction chambers, the movement of the first piston is driven by the movement of the second piston, the simultaneous divided-dose inhalation and dilution air of the suction chambers on the two sides are simultaneously realized by the driving of the motor, and the anesthetic and dilution air inhaled by the suction chambers are, the piston groove is mixed to reach the effect of anesthetic extrusion with concentration requirement, the practicability is strong, and because the piston groove is communicated with the suction chamber, the first piston is driven to descend by the squeezing and pushing of the second piston, the anesthesia or the diluent gas sucked in the suction chamber is sucked, the contraction of the second piston enables one side of the suction chamber close to the medicine injection pipe and the gas injection pipe to form negative pressure, the anesthesia and the required diluent gas are sucked into the suction chamber, and the air of the inside opposite side of suction chamber gets into the piston groove of first piston below inside by communicating pipe, forces first piston to rise, extrudes the inside air of first piston top piston groove or the anesthesia after mixing, avoids the concentration of the inside remaining air of piston groove or the different concentration anesthesia of last regulation influence anesthesia next time, promotes the regulation precision of anesthesia concentration, convenient to use, and the in-service use effect is better.
Drawings
FIG. 1 is a schematic front view of the internal structure of the present invention;
fig. 2 is an enlarged structural diagram of the inside of the housing of the present invention.
In the figure: 1. a gas tank; 2. a third check valve; 3. a gas injection pipe; 4. a second one-way valve; 5. a suction chamber; 6. an air duct; 7. an internally threaded bore; 8. a screw; 9. a first piston; 10. a telescopic rod; 11. a medicine outlet pipe; 12. a joint; 13. a hose; 14. a piston groove; 15. a communicating pipe; 16. a motor; 17. a second piston; 18. a drug guide tube; 19. a housing; 20. a first check valve; 21. a medicine injection tube; 22. a fourth check valve; 23. an anesthetic gas canister; 24. a metal plate; 25. a through hole; 26. a contraction groove; 27. a return spring; 28. a magnetic sheet.
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. 1-2, an embodiment of the present invention is shown: an anesthetic concentration adjusting anesthesia device comprises a gas tank 1, an inhalation chamber 5, a piston chamber 14, a shell 19 and an anesthetic gas tank 23, wherein the piston chamber 14 is arranged at the middle position inside the shell 19, a pair of inhalation chambers 5 are symmetrically arranged inside the shell 19 at two sides of the piston chamber 14, a first piston 9 matched with the piston chamber 14 is arranged inside the piston chamber 14, a pair of telescopic rods 10 are symmetrically arranged at two sides of the bottom of the first piston 9, a hose 13 is connected at the middle position of the bottom of the first piston 9, a first one-way valve 20 is installed on the hose 13, the top end of the hose 13 extends to the upper surface position of the first piston 9, a medicine outlet pipe 11 is connected at the bottom of the shell 19 at the position of the piston chamber 14, the top end of the medicine outlet pipe 11 extends to the bottom end position inside the piston chamber 14, a connector 12 is arranged at the bottom end of the medicine outlet pipe 11, the bottom end of the hose 13 is connected with the top end of the medicine outlet pipe 11, a metal plate 24 which is attracted with the magnetic sheet 28 is arranged in the piston groove 14 above the magnetic sheet 28, through holes 25 are evenly arranged on the metal plate 24 at equal intervals, a pair of contraction grooves 26 are symmetrically arranged on the shell 19 at the top end position in the piston groove 14, a return spring 27 is arranged between the contraction grooves 26 and the metal plate 24, the maximum elastic force of the return spring 27 is larger than the attraction force of the magnetic sheet 28 to the metal plate 24, a motor 16 is horizontally arranged at the middle position of the side wall of the suction chamber 5 close to one side of the piston chamber 14, the output end of the motor 16 is connected with a screw rod 8, the outer side of one end of the screw rod 8 far away from the motor 16 is connected with a second piston 17 which is matched with the suction chamber 5, an internal thread hole 7 which is matched with the screw rod 8 is arranged at the middle position of one end of the second piston 17, the bottoms of the shells 19 at both sides of the medicine, the other end of the communicating pipe 15 is respectively communicated with the interior of the suction chamber 5 at one side of the second piston 17 close to the motor 16, the volume of the piston chamber 14 is larger than the volume of a single suction chamber 5 and smaller than the sum of the volumes of the suction chambers 5 at two sides in the housing 19, the two ends of the top of the housing 19 at the position of the suction chamber 5 are respectively provided with a gas tank 1 and an anesthetic gas tank 23, the bottom of the gas tank 1 is connected with a gas injection pipe 3, the bottom end of the gas injection pipe 3 is communicated with one of the suction chambers 5, the bottom of the anesthetic gas tank 23 is connected with a medicine injection pipe 21, the bottom end of the medicine injection pipe 21 is communicated with the other suction chamber 5, the medicine injection pipe 21 and the gas injection pipe 3 are both provided with a second one-way valve 4, the outer side wall of the housing 19 at one side of the gas injection pipe 3 is connected with a gas guide pipe 6, the gas guide pipe 6 is, the outer side wall of the shell 19 on one side of the medicine injection tube 21 is connected with a medicine guide tube 18, the medicine guide tube 18 is provided with a fourth one-way valve 22, one end of the medicine guide tube 18 is communicated with the suction chamber 5 at the position of the medicine injection tube 21, and the other end of the medicine guide tube 18 is communicated with the top end inside the piston chamber 14.
The working principle is as follows: when anesthesia is needed, anesthesia is injected into the anesthesia gas tank 23, clean air is injected into the gas tank 1, an anesthesia mask is connected to the connector 12, a power supply is connected externally, the suction amount of anesthetic gas and air is determined according to the volume of each mixing of the piston groove 14 and the concentration of the required mixing of the anesthesia, for example, the volume of the anesthesia and air mixed each time of the piston groove 14 is a, and the concentration required after the anesthesia is b, the rotation time of the motor 16 in the suction chambers 5 at the same rotation speed is controlled, the volume of the anesthesia and air is determined, the volume of the anesthesia extracted from the suction chamber 5 is denoted as c, the volume of the air extracted from the suction chamber 5 is d, the sum of the volumes of c and d is kept to be consistent with a, and the concentration of the mixture of c and d is b, the mixing of the anesthesia is completed, and the communicating pipe 15 is connected between the suction chamber 5 and the piston groove 14, the movement of the second piston 17 drives the first piston 9 to move, so that the first piston 9 is kept to move to the top end inside the piston groove 14 in the process of absorbing anesthesia and air in the inhalation chamber 5 every time, the residual gas inside the piston groove 14 is exhausted, the influence on the mixed concentration of anesthesia is avoided, the one-way valve ensures the circulation of the anesthesia gas and air, the motor 16 rotates forwards to drive the second piston 17 to contract, so that negative pressure is generated on one side inside the inhalation chamber 5, a certain amount of anesthesia gas and air are absorbed into the inhalation chamber 5, the contraction of the second piston 17 extrudes the air on the other side inside the inhalation chamber 5 into the bottom end inside the piston groove 14, the first piston 9 is extruded to ascend, the gas inside the piston groove 14 is exhausted, the motor 16 rotates backwards to drive the second piston 17 to extrude, and the absorbed anesthesia gas and air enter the piston groove 14 above the first piston 9 to be mixed and diluted, in the process of descending the first piston 9, the metal plate 24 is driven by the suction force of the magnetic sheet 28 to descend against the elastic force of the return spring 27, when a certain amount of concentration anesthesia is matched, the first piston 9 descends to the lowest height, the second piston 17 exhausts the anesthesia and diluent gas sucked in the suction chamber 5, at the moment, the elastic force of the return spring 27 is greater than the suction force of the magnetic sheet 28, the return spring 27 drives the metal plate 24 to ascend and reset instantly, in the resetting process, the anesthesia gas injected into the piston groove 14 is mixed and stirred through the through hole 25, when anesthesia is needed, the rotation of the motors 16 in the suction chambers 5 at two sides is adjusted according to the concentration needed next time to use anesthesia to suck a certain amount of the anesthesia gas and the diluent gas, in the process of sucking the gas to be mixed, the first piston 9 is extruded to ascend, and the anesthesia gas mixed in the piston groove 14 is exhausted from the positions of the hose 13 and the joint 12, the adjustment of the anesthetic concentration and the use of the anesthesia are completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (4)

1. An anesthetic concentration adjusting anesthetic device including a gas tank (1), an inhalation chamber (5), a piston chamber (14), a housing (19), and an anesthetic gas tank (23), characterized in that: the utility model discloses a medicine injection device, including casing (19), piston chamber (14) are located to be equipped with piston chamber (14) in the inside intermediate position of casing (19), the inside symmetry of casing (19) both sides of piston chamber (14) is equipped with a pair of suction chamber (5), the inside of piston chamber (14) is equipped with first piston (9) with piston chamber (14) matched with, the bilateral symmetry of first piston (9) bottom is equipped with a pair of telescopic link (10), the intermediate position department of first piston (9) bottom is connected with hose (13), install first check valve (20) on hose (13), the top of hose (13) extends to first piston (9) upper surface position department, casing (19) bottom of piston chamber (14) position department is connected with out pencil (11), the top of going out pencil (11) extends to the inside bottom position department of piston chamber (14), the bottom of going out pencil (11) is equipped with joint (12), and the bottom of hose (13) is connected with the top of medicine outlet pipe (11), the intermediate position department that suction chamber (5) is close to piston chamber (14) one side lateral wall all has horizontal installation motor (16), the output of motor (16) all is connected with screw rod (8), the outside that motor (16) one end was kept away from to screw rod (8) all is connected with and sucks chamber (5) matched with second piston (17), and the intermediate position department of second piston (17) one end is equipped with screw rod (8) matched with internal thread hole (7), the casing (19) bottom of medicine outlet pipe (11) both sides all is connected with communicating pipe (15), the one end of communicating pipe (15) all is linked together with the inside bottom of piston chamber (14), the other end of communicating pipe (15) is linked together with the suction chamber (5) that second piston (17) is close to motor (16) one side respectively, the utility model discloses a piston chamber, including suction chamber (5), anesthesia gas pitcher (23), gas pitcher (1) and injection pipe (21), the bottom of gas pitcher (1) is connected with gas injection pipe (3), the bottom and one of them suction chamber (5) of gas injection pipe (3) are linked together, the bottom of anesthesia gas pitcher (23) is connected with injection pipe (21), the bottom and another suction chamber (5) of injection pipe (21) are linked together, and all install second check valve (4) on injection pipe (21) and gas injection pipe (3), be connected with air duct (6) on casing (19) the lateral wall of gas injection pipe (3) one side, install third check valve (2) on air duct (6), air duct (6) one end is linked together with suction chamber (5) of gas injection pipe (3) position department, the other end and the inside top of piston chamber (14) of air duct (6) are linked together, be connected with medicine guide tube (18) on casing (19) lateral wall of injection pipe (21) one side, install fourth check valve (22) on medicine guide tube (18), medicine guide tube (18) one end is linked together with inhalation chamber (5) of injection pipe (21) position department, and the other end and the inside top of piston chamber (14) of medicine guide tube (18) are linked together.
2. The anesthetic device for adjusting anesthetic concentration according to claim 1, wherein: the top of first piston (9) is equipped with magnetic sheet (28), and piston groove (14) inside of magnetic sheet (28) top is equipped with metal sheet (24) of inhaling mutually with magnetic sheet (28), and equidistant evenly arranged has through-hole (25) on metal sheet (24), and the symmetry is equipped with a pair of shrink groove (26) on casing (19) of piston groove (14) inside top position department, and is equipped with reset spring (27) between shrink groove (26) and metal sheet (24).
3. The anesthetic device for adjusting anesthetic concentration according to claim 1, wherein: the volume of the piston chamber (14) is larger than that of the single suction chamber (5) and smaller than the sum of the volumes of the suction chambers (5) on two sides in the shell (19).
4. The anesthetic device for adjusting anesthetic concentration according to claim 2, wherein: the maximum elastic force of the return spring (27) is larger than the suction force of the magnetic sheet (28) to the metal plate (24).
CN201911041928.3A 2019-10-30 2019-10-30 Anesthesia concentration adjusting anesthesia device Pending CN110639109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911041928.3A CN110639109A (en) 2019-10-30 2019-10-30 Anesthesia concentration adjusting anesthesia device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911041928.3A CN110639109A (en) 2019-10-30 2019-10-30 Anesthesia concentration adjusting anesthesia device

Publications (1)

Publication Number Publication Date
CN110639109A true CN110639109A (en) 2020-01-03

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CN201911041928.3A Pending CN110639109A (en) 2019-10-30 2019-10-30 Anesthesia concentration adjusting anesthesia device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111569184A (en) * 2020-05-19 2020-08-25 吉林大学 Concentration regulation formula anaesthesia device of department of anesthesia
CN111992093A (en) * 2020-09-03 2020-11-27 栾其友 Concentration regulation formula anaesthesia device of department of anesthesia
CN112546416A (en) * 2020-12-10 2021-03-26 李云伟 Medicine device is spouted in adjustable drug concentration anesthesia

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111569184A (en) * 2020-05-19 2020-08-25 吉林大学 Concentration regulation formula anaesthesia device of department of anesthesia
CN111569184B (en) * 2020-05-19 2021-08-13 吉林大学 Concentration regulation formula anaesthesia device of department of anesthesia
CN111992093A (en) * 2020-09-03 2020-11-27 栾其友 Concentration regulation formula anaesthesia device of department of anesthesia
CN112546416A (en) * 2020-12-10 2021-03-26 李云伟 Medicine device is spouted in adjustable drug concentration anesthesia

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