CN210963461U - Novel oxygen tube with breath end carbon dioxide monitoring function - Google Patents
Novel oxygen tube with breath end carbon dioxide monitoring function Download PDFInfo
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- CN210963461U CN210963461U CN201921485344.0U CN201921485344U CN210963461U CN 210963461 U CN210963461 U CN 210963461U CN 201921485344 U CN201921485344 U CN 201921485344U CN 210963461 U CN210963461 U CN 210963461U
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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
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- A61M16/0816—Joints or connectors
- A61M16/0841—Joints or connectors for sampling
- A61M16/085—Gas sampling
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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
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0666—Nasal cannulas or tubing
- A61M16/0672—Nasal cannula assemblies for oxygen therapy
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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
- A61M16/20—Valves specially adapted to medical respiratory devices
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/083—Measuring rate of metabolism by using breath test, e.g. measuring rate of oxygen consumption
- A61B5/0836—Measuring rate of CO2 production
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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
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0683—Holding devices therefor
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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
- A61M2230/00—Measuring parameters of the user
- A61M2230/40—Respiratory characteristics
- A61M2230/43—Composition of exhalation
- A61M2230/432—Composition of exhalation partial CO2 pressure (P-CO2)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a possess and breathe last carbon dioxide monitoring function's novel oxygen tube, including horn joint, oxygen therapy pipe, three-way pipe, upper branch pipe, lower branch pipe and nasal obstruction, still including breathing last carbon dioxide monitoring branch pipe and gaseous switching-over device, the nasal obstruction includes transition pipe, lower transition pipe and two nasal cannula, and gaseous switching-over device includes the valve body, sets up the valve pocket in the valve body and sets up the regulation formula air flue closing device in the valve pocket, makes through adjusting the air flue closing device the utility model discloses can be applicable to the monitoring and breathe last carbon dioxide concentration. The utility model relates to a possess the novel oxygen tube of breathing terminal carbon dioxide monitoring function, can be used for patient's oxygen uptake treatment alone, also can be in patient's oxygen uptake treatment the terminal carbon dioxide of real-time supervision breathing.
Description
Technical Field
The utility model relates to an oxygen tube especially relates to a possess and breathe last carbon dioxide monitoring function's novel oxygen tube.
Background
People suffering from liver and lung dysfunction, coronary heart disease, cerebral apoplexy and heart disease, especially patients suffering from coma and respiratory failure, need to take oxygen inhalation care to improve the arterial oxygen partial pressure and oxygen saturation level of the patients and promote the recovery of the body functions of the patients. The existing oxygen inhalation nursing is mainly realized by the following modes:
1. nasal catheter oxygen inhalation: the catheter in the nasal plug is placed in the nasal vestibules at two sides and is closely contacted with the nasal cavity for oxygen inhalation.
2. A mask oxygen inhalation method: the mask covers the mouth and nose of a patient to inhale oxygen, has better effect compared with nasal obstruction and nasal catheter oxygen inhalation method, but can cause respiratory acidosis.
3. Oral oxygen inhalation: if the patient has nasal obstruction or breathes by opening mouth, the patient can inhale oxygen by mouth, namely, a larger catheter is put into the mouth to inhale oxygen.
At present, the most common method in oxygen inhalation care is nasal catheter oxygen inhalation. However, with the progress of treatment means, the attention on the monitoring of carbon dioxide at the end of respiration is getting higher and higher because the monitoring of the lung ventilation and the lung blood flow of the patient can be reflected in real time. The existing oxygen inhalation tube can only be used for oxygen supply, cannot have the sampling function of monitoring the carbon dioxide at the end of respiration, cannot be used for monitoring the oxygen supply in real time, and has certain medical accident potential for the treatment of patients.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a possess and breathe last carbon dioxide monitor function's novel oxygen tube can be used for patient oxygen uptake treatment alone, also can breathe last carbon dioxide in real-time supervision when patient oxygen uptake treatment to stop the medical accident hidden danger that exists when patient's treatment.
The utility model adopts the following technical proposal:
a novel oxygen inhalation tube with a breath end carbon dioxide monitoring function comprises a horn joint, an oxygen delivery tube, a three-way tube, an upper branch tube, a lower branch tube and a nasal plug, and also comprises a breath end carbon dioxide monitoring branch tube and a gas reversing device, wherein the nasal plug comprises an upper transition tube, a lower transition tube and two nasal cannula, the gas reversing device comprises a valve body, a valve cavity arranged in the valve body and an adjustable airway closing device arranged in the valve cavity, a left channel, a right channel, a lower channel and an upper channel which are communicated with the valve cavity are arranged on the valve body, the right end of the nasal cannula at the lower part is connected and communicated with the left side of the lower transition tube, the right end of the nasal cannula at the upper part is connected and communicated with the left channel of the gas reversing device, the lower end of the upper transition tube is connected and communicated with the upper channel of the gas reversing device, the upper end of the lower transition tube is connected and communicated with the lower channel of the gas reversing device, the left end of, when the adjustable air passage sealing device is positioned at a first position in the valve cavity, only the upper channel, the left channel and the lower channel in the gas reversing device are communicated with each other; when the adjustable air passage sealing device is positioned at a second position in the valve cavity, only the left channel and the right channel in the gas reversing device are communicated with each other; the left end of the upper branch pipe is connected and conducted with the upper opening of the right end of the three-way pipe, the left end of the lower branch pipe is connected and conducted with the lower opening of the right end of the three-way pipe, the left end of the three-way pipe is connected and conducted with the right end of the oxygen conveying pipe, and the left end of the oxygen conveying pipe is connected and conducted with the right end of the horn joint.
The adjustable air passage sealing device comprises a piston and a piston rod, a left channel is arranged on the left side face of the valve body, a right channel is arranged on the rear portion of the right side face of the valve body, an upper channel and a lower channel respectively correspond to the front portion of the upper side face of the valve body and the front portion of the lower side face of the valve body, the piston is arranged in the valve cavity in a sliding mode, the piston rod is fixedly arranged on the front surface of the piston, and the front end of the piston rod penetrates through.
The adjustable air passage sealing device adopts a cylindrical rotating body arranged horizontally, the inside of the valve cavity is rotatably provided with the rotating body, the rotating body is respectively provided with a radial through hole and an axial through hole along the radial direction and the axial direction, the radial through hole and the axial through hole are communicated at the intersection, the left end and the right end of the axial through hole are always communicated with the left channel and the right channel of the valve body, the radial through hole is only communicated with the upper channel and the lower channel when rotating to the first position, the upper end and the lower end of the radial through hole are respectively communicated with the upper channel and the lower channel, and the right end.
The left channel of valve body, the right passageway, lower passageway and last passageway all set up on four sides of the anterior same position department of valve body, the axis of left side passageway and right passageway intersects with the axis of lower passageway and last passageway, the inside slip of valve pocket is provided with the activity stopper, the activity stopper front end passes the valve body and is located the valve body outside, activity stopper rear portion left side surface is provided with logical groove along upper and lower direction, it matches with last passageway and lower passageway to lead to the groove, the activity stopper is anterior to be provided with the through-hole along left right direction, the through-hole matches with left channel and right passageway.
The right end of the respiratory terminal carbon dioxide monitoring branch pipe is fixedly provided with a respiratory terminal carbon dioxide monitor connector.
Breathe terminal carbon dioxide monitoring branch pipe right-hand member fixed be provided with breathe terminal carbon dioxide monitor and connect, breathe terminal carbon dioxide monitor and connect and to dismantle on and be connected with the closure stopper.
The left ends of the two nasal cannulas are respectively sleeved with a nasal plug cap made of flexible materials, and the nasal plug caps are frustum-shaped.
The flexible material is medical silica gel.
The upper end and the lower end of the nasal plug are detachably provided with ear hooks.
The middle parts of the upper branch pipe and the lower branch pipe are provided with movable buckles.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an increase gaseous switching-over device and breathe last carbon dioxide monitoring branch pipe, make the utility model discloses can enough carry out the oxygen therapy treatment to the patient alone, can breathe last carbon dioxide real-time supervision to the patient when carrying out the oxygen therapy treatment again. The utility model discloses use the gaseous switching-over device of special construction, can change the on-state of each passageway in the gaseous switching-over device in the nasal obstruction according to the in-service use demand to reach the purpose of gaseous switching-over, thereby change the effect of nasal cannula through adjustment air current flow direction, have easy operation, convenient to use's advantage can stop the potential safety hazard that exists when the patient treats.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a schematic view of nasal prongs;
FIG. 3 is a bottom view of the gas reversing device of example 1;
FIG. 4 is a schematic view of a gas reversing device according to example 2;
FIG. 5 is a schematic view at A;
fig. 6 is a left side view of the gas reversing device of embodiment 3.
Detailed Description
The invention is described in detail below with reference to the following figures and examples:
as shown in figures 1 to 4, the novel oxygen inhalation tube with the function of monitoring the terminal carbon dioxide during respiration of the utility model comprises a horn joint 1, an oxygen therapy tube 2, a three-way tube 3, an upper branch tube 4, a lower branch tube 5, a nasal plug 9, a terminal carbon dioxide monitoring branch tube 7 for respiration and a gas reversing device 8, wherein the nasal plug 9 comprises an upper transition tube 9-2, a lower transition tube 9-3 and two nasal cannula 9-1, the gas reversing device 8 comprises a valve body 8-1, a valve cavity 8-2 arranged in the valve body 8-1 and an adjusting type air passage sealing device arranged in the valve cavity 8-2, the valve body 8-1 is provided with a left passage 8-3, a right passage 8-4, a lower passage 8-5 and an upper passage 8-6 communicated with the valve cavity 8-2, the right end of the nasal cannula 9-1 at the lower part is connected and communicated with the left side of the lower transition tube 9-3, the right end of the upper nasal cannula 9-1 is connected and conducted with a left channel 8-3 of a gas reversing device 8, the lower end of an upper transition pipe 9-2 is connected and conducted with an upper channel 8-6 of the gas reversing device 8, the upper end of a lower transition pipe 9-3 is connected and conducted with a lower channel 8-5 of the gas reversing device 8, the left end of a respiratory end carbon dioxide monitoring branch pipe 7 is connected and conducted with a right channel 8-4 of the gas reversing device 8, when the adjustable airway sealing device is located at a first position in a valve cavity 8-2, only the upper channel 8-6, the left channel 8-3 and the lower channel 8-5 in the gas reversing device 8 are mutually conducted, and at the moment, the utility model is independently used for oxygen inhalation of a patient; when the adjustable airway sealing device is positioned at a second position in the valve cavity 8-2, only the left channel 8-3 and the right channel 8-4 in the gas reversing device 8 are mutually communicated, and at the moment, the utility model is used for the oxygen inhalation of the patient and the real-time monitoring of the concentration of the carbon dioxide at the end of respiration; the left end of upper branch pipe 4 is connected and switches on with the last mouthful of right-hand member of three-way pipe 3, and the left end of lower branch pipe 5 is connected and switches on with the end opening of the right-hand member of three-way pipe 3, and the left end of three-way pipe 3 is connected and switches on with the right-hand member of oxygen therapy pipe 2, and the left end of oxygen therapy pipe 2 is connected and switches on with the right-hand member of horn joint 1, breathes the right-hand member of terminal carbon dioxide monitoring branch pipe 7 and still is provided with breathes terminal carbon dioxide monitor and.
The utility model discloses well gaseous switching-over device 8 is the rectangle structure, and the different gaseous switching-over device 8's of combination inner structure embodiment is right the utility model discloses further explain:
example 1:
as shown in figure 3, in the utility model, a left channel 8-3 of a gas reversing device 8 is arranged on the left side surface of a valve body 8-1, a right channel 8-4 is arranged on the rear part of the right side surface of the valve body 8-1, an upper channel 8-6 and a lower channel 8-5 are respectively arranged on the front part of the upper side surface of the valve body 8-1 and the front part of the lower side surface of the valve body 8-1 correspondingly, an adjustable air passage sealing device comprises a piston 8-11 and a piston rod 8-12, the piston 8-11 is arranged inside a valve cavity 8-2 in a sliding way, the piston rod 8-11 is fixedly arranged on the front surface of the piston 8-11, the front end of the piston rod 8-12 passes through the valve body 8-1 and is positioned outside the valve body 8-1, when the piston rod 8-12 is pulled up to enable the piston 8-11 to be positioned at the front part of the, so that the upper channel 8-6 and the lower channel 8-5 of the valve body 8-1 are not communicated with the valve cavity 8-2 any more, and only the left channel 8-3 and the right channel 8-4 are communicated with each other at the moment; when the piston rod 8-12 is pressed down to enable the piston 8-11 to be positioned at the rear part of the valve cavity 8-2, the piston 8-11 is enabled to completely cover the right channel 8-4 of the valve body 8-1, the conduction of the right channel 8-4 and other channels is blocked, and at the moment, the upper channel 8-6, the left channel 8-3 and the lower channel 8-5 are conducted with each other.
When using the utility model discloses, at first be connected horn joint 1 with the oxygen source, the oxygen of oxygen source output gets into three-way pipe 3 through oxygen therapy pipe 2 to divide into two gas circuits in three-way pipe 3 and respectively get into nasal obstruction 9 through upper branch pipe 4 and lower branch pipe 5, the oxygen of through lower branch pipe output can get into patient's nasal cavity through lower transition pipe 9-3 and lower nasal cannula 9-1 all the time, and the oxygen of through upper branch pipe 4 output under the control of gaseous switching-over device 8, can loop through upper channel 8-6 in the gaseous switching-over device 8, left side passageway 8-3 and the nasal cannula 9-1 on upper portion according to control and get into patient's nasal cavity.
When a patient needs to be treated by oxygen inhalation alone, a medical worker only needs to press the piston rod 8-12 to enable the piston 8-11 to be positioned at the rear part of the valve cavity 8-2, namely, the piston rod 8-12 is positioned at the first position, and the piston 8-11 completely covers the right channel 8-4 of the valve body 8-1, so that the conduction of the right channel 8-4 and other channels is blocked, and the mutual conduction of the upper channel 8-6, the left channel 8-3 and the lower channel 8-5 is realized. At the moment, the oxygen output by the lower branch pipe enters the nasal cavity of the patient through the lower transition pipe 9-3 and the lower nasal cannula 9-1, and the oxygen output by the upper branch pipe 4 sequentially passes through the upper channel 8-6, the left channel 8-3 and the upper nasal cannula 9-1 in the gas reversing device 8 to enter the nasal cavity of the patient.
When the patient needs to be subjected to oxygen inhalation therapy and respiratory end carbon dioxide monitoring, medical staff only need to connect the respiratory end carbon dioxide monitor connector 7-1 with the respiratory end carbon dioxide monitor and then pull up the piston rod 8-12 to enable the piston 8-11 to be positioned at the front part of the valve cavity 8-2, namely the second position, as the piston 8-11 completely covers the upper channel 8-6 and the lower channel 8-5 of the valve body 8-1, the upper channel 8-6 and the lower channel 8-5 of the valve body 8-1 are not communicated with the valve cavity 8-2 any more, and only the left channel 8-3 and the right channel 8-4 are communicated with each other; at the moment, oxygen output by the lower branch pipe enters the nasal cavity of the patient through the lower transition pipe 9-3 and the nasal cannula 9-1 at the lower part, the oxygen output by the upper branch pipe 4 is blocked by the piston 8-11 in the upper channel 8-6 in the gas reversing device 8, and carbon dioxide exhaled by the nasal cavity of the patient sequentially enters the end-of-breath carbon dioxide monitor through the nasal cannula 9-1 at the upper part, the left channel 8-3, the valve cavity 8-2, the right channel 8-4 and the end-of-breath carbon dioxide monitoring branch pipe 7, so that the real-time monitoring of the end-of-breath carbon dioxide of the patient is realized. In this embodiment, through adjusting piston 8-11 position, can make the utility model is suitable for a different user demand, increases the utility model discloses a application range, easy operation easily realizes.
Example 2:
as shown in fig. 4, in the present invention, the adjustable airway sealing device employs a horizontally arranged cylindrical rotor 8-13, the inside of the valve chamber 8-2 is rotatably provided with the rotor 8-13, the rotor 8-13 is respectively provided with a radial through hole and an axial through hole along the radial direction and the axial direction, and the radial through hole and the axial through hole are communicated at a junction, during the rotation of the rotor 8-13, the left and right ends of the axial through hole are always communicated with the left channel 8-3 and the right channel 8-4 of the valve body 8-1, while the upper and lower ends of the radial through hole are respectively communicated with the upper channel 8-6 and the lower channel 8-5 when the radial through hole is rotated to a designated position, i.e. a first position; the right ends of the rotating bodies 8 to 13 are fixedly connected with the respiratory end carbon dioxide monitoring branch pipe 7; the right end of the last-breath carbon dioxide monitoring branch pipe 7 is fixedly provided with a last-breath carbon dioxide monitor connector 7-1, and the last-breath carbon dioxide monitor connector 7-1 is detachably connected with a sealing plug. The left end of the breath end carbon dioxide monitoring branch pipe 7 is rotated to drive the rotating bodies 8 to 13 to rotate along the axial direction, so that the position of the radial through hole is adjusted; when the rotating body 8-13 rotates to a first position where the upper end and the lower end of the radial through hole are respectively communicated with the upper channel 8-6 and the lower channel 8-5, the upper channel 8-6, the lower channel 8-5, the left channel 8-3 and the right channel 8-4 are communicated with each other; when the rotating body 8-13 rotates to a second position where the upper and lower ends of the radial through hole are not communicated with the upper channel 8-6 and the lower channel 8-5 correspondingly, only the left channel 8-3 and the right channel 8-4 are communicated with each other, and the upper channel 8-6 and the lower channel 8-5 are not communicated. As shown in FIG. 5, the rotor 8-13 has a certain clearance with the inner wall of the valve chamber 8-2. To further improve the air tightness of the embodiment, the side surfaces of the rotors 8-13, on both sides of the radial through-holes, may be provided with sealing material, such as sealing rings, in the circumferential direction.
When using the utility model discloses, at first be connected horn joint 1 with the oxygen source, the oxygen of oxygen source output gets into three-way pipe 3 through oxygen therapy pipe 2 to divide into two gas circuits in three-way pipe 3 and respectively get into nasal obstruction 9 through upper branch pipe 4 and lower branch pipe 5, the oxygen of through lower branch pipe output can get into patient's nasal cavity through lower transition pipe 9-3 and lower nasal cannula 9-1 all the time, and the oxygen of through upper branch pipe 4 output under the control of gaseous switching-over device 8, can loop through upper channel 8-6 in the gaseous switching-over device 8, left side passageway 8-3 and the nasal cannula 9-1 on upper portion according to control and get into patient's nasal cavity.
When the patient needs to be treated by oxygen inhalation alone, the medical staff only need to rotate the left end of the respiratory end carbon dioxide monitoring branch pipe 7, thereby adjusting the position of the radial through hole by the rotation of the rotating body 8-13, when the rotating body 8-13 rotates to the first position that the upper end and the lower end of the radial through hole are respectively communicated with the upper channel 8-6 and the lower channel 8-5, at this time, the upper channel 8-6, the lower channel 8-5, the left channel 8-3 and the right channel 8-4 are communicated with each other, the oxygen output by the lower branch pipe enters the nasal cavity of the patient through the lower transition pipe 9-3 and the nasal cannula 9-1 at the lower part, and the oxygen output by the upper branch pipe 4 sequentially passes through the upper channel 8-6, the left channel 8-3 and the nasal cannula 9-1 at the upper part in the gas reversing device 8 to enter the nasal cavity of the patient. And a sealing plug arranged on the connector 7-1 of the end-tidal carbon dioxide monitor can prevent oxygen output by the upper branch pipe 4 from being discharged through the end-tidal carbon dioxide monitor branch pipe 7.
When the patient needs to be subjected to oxygen inhalation therapy and respiratory end carbon dioxide monitoring, medical personnel only need to remove the sealing plug arranged on the connector 7-1 of the respiratory end carbon dioxide monitor, and the connector 7-1 of the end-tidal carbon dioxide monitor is connected with the end-tidal carbon dioxide monitor, then the left end of the breath end carbon dioxide monitoring branch pipe 7 is rotated to ensure that when the rotating body 8-13 rotates to a second position at which the upper end and the lower end of the radial through hole are not correspondingly communicated with the upper channel 8-6 and the lower channel 8-5, because only the left channel 8-3 and the right channel 8-4 are communicated with each other at the moment, the oxygen output by the lower branch tube enters the nasal cavity of the patient through the lower transition tube 9-3 and the lower nasal cannula 9-1, the oxygen output by the upper branch pipe 4 is blocked at an upper channel 8-6 in the gas reversing device 8; at the moment, carbon dioxide exhaled from the nasal cavity of the patient sequentially enters the end-of-breath carbon dioxide monitor through the nasal cannula 9-1 at the upper part, the left channel 8-3, the axial through hole, the right channel 8-4 and the end-of-breath carbon dioxide monitoring branch pipe 7, so that the real-time monitoring of the end-of-breath carbon dioxide of the patient is realized. In this embodiment, the positions of the rotating bodies 8 to 13 are adjusted to meet different requirements, so that the utility model is applicable to different applications, and has the advantages of wide application range, simple operation and easy realization.
Example 3:
as shown in figure 6, in the utility model, the left channel 8-3, the right channel 8-4, the lower channel 8-5 and the upper channel 8-6 of the valve body 8-1 are all arranged on four sides of the same position at the front part of the valve body 8-1, namely, the axes of the left channel 8-3 and the right channel 8-4 are intersected with the axes of the lower channel 8-5 and the upper channel 8-6, the movable plug 8-14 is arranged in the valve cavity 8-2 in a sliding way, the front end of the movable plug 8-14 passes through the valve body 8-1 and is positioned outside the valve body 8-1, the left surface at the rear part of the movable plug 8-14 is provided with a through groove 8-15 along the up-down direction, the through groove 8-15 is matched with the upper channel 8-6 and the lower channel 8-5, the front part of the movable plug 8-, the through holes are matched with the left channel 8-3 and the right channel 8-4. When the front end of the movable plug 8-14 is pulled forward to enable the through groove 8-15 to be communicated with the upper channel 8-6 and the lower channel 8-5, namely the first position, at the moment, the upper channel 8-6, the lower channel 8-5 and the left channel 8-3 are communicated, and the right side surface of the movable plug 8-14 at the through groove 8-15 seals the right channel 8-4; when the front end of the movable plug 8-14 is pressed backwards to enable the through hole to be communicated with the left channel 8-3 and the right channel 8-4 and the through groove 8-15 to be not communicated with the upper channel 8-6 and the lower channel 8-5, namely, at the second position, only the left channel 8-3 and the right channel 8-4 are communicated with each other through the through hole.
When using the utility model discloses, at first be connected horn joint 1 with the oxygen source, the oxygen of oxygen source output gets into three-way pipe 3 through oxygen therapy pipe 2 to divide into two gas circuits in three-way pipe 3 and respectively get into nasal obstruction 9 through upper branch pipe 4 and lower branch pipe 5, the oxygen of through lower branch pipe output can get into patient's nasal cavity through lower transition pipe 9-3 and lower nasal cannula 9-1 all the time, and the oxygen of through upper branch pipe 4 output under the control of gaseous switching-over device 8, can loop through upper channel 8-6 in the gaseous switching-over device 8, left side passageway 8-3 and the nasal cannula 9-1 on upper portion according to control and get into patient's nasal cavity.
When the patient needs to be treated by oxygen inhalation alone, the medical staff only needs to pull the front end of the movable plug 8-14 forward to enable the through groove 8-15 to be communicated with the upper channel 8-6 and the lower channel 8-5, namely, the first position, the right side surface of the movable plug 8-14 at the through groove 8-15 blocks the communication between the right channel 8-4 and other channels, and the mutual communication among the upper channel 8-6, the left channel 8-3 and the lower channel 8-5 is realized. At the moment, the oxygen output by the lower branch pipe enters the nasal cavity of the patient through the lower transition pipe 9-3 and the lower nasal cannula 9-1, and the oxygen output by the upper branch pipe 4 sequentially passes through the upper channel 8-6, the left channel 8-3 and the upper nasal cannula 9-1 in the gas reversing device 8 to enter the nasal cavity of the patient.
When the patient needs to be subjected to oxygen inhalation therapy and respiratory end carbon dioxide monitoring, medical staff only need to connect the connector 7-1 of the respiratory end carbon dioxide monitor with the respiratory end carbon dioxide monitor and then press the front end of the movable plug 8-14 backwards to enable the through hole to be communicated with the left channel 8-3 and the right channel 8-4 and enable the through groove 8-15 to be not communicated with the upper channel 8-6 and the lower channel 8-5, namely, at the second position, as the movable plug 8-14 completely covers the upper channel 8-6 and the lower channel 8-5 of the valve body 8-1, the upper channel 8-6 and the lower channel 8-5 of the valve body 8-1 are not communicated with the valve cavity 8-2 any more, and only the left channel 8-3 and the right channel 8-4 are communicated with each other through the through hole; at the moment, oxygen output by the lower branch pipe enters the nasal cavity of the patient through the lower transition pipe 9-3 and the nasal cannula 9-1 at the lower part, the oxygen output by the upper branch pipe 4 is blocked by the movable plug 8-14 in the upper channel 8-6 of the gas reversing device 8, and carbon dioxide exhaled by the nasal cavity of the patient sequentially enters the end-of-breath carbon dioxide monitor through the nasal cannula 9-1 at the upper part, the left channel 8-3, the through hole, the right channel 8-4 and the end-of-breath carbon dioxide monitoring branch pipe 7, so that the real-time monitoring of the end-of-breath carbon dioxide of the patient is realized. In this embodiment, through adjustment activity stopper 8-14 positions, can make the utility model is suitable for a different user demands increase the utility model discloses an application range, easy operation easily realizes.
In the use process of the utility model, the display and monitoring of the concentration and the waveform of the carbon dioxide at the end of breath in the carbon dioxide monitor can also provide a basis for medical staff to judge whether the tracheal catheter is in the airway; for a patient who is undergoing mechanical ventilation, if faults such as air leakage, conduit distortion or trachea blockage occur, the digital and form change of the concentration of the carbon dioxide at the end of respiration and alarm can be immediately sent out through the carbon dioxide monitor at the end of respiration, so that medical staff can find and handle the faults in time.
In order to further enhance the utility model, the left ends of the two nasal cannula 9-1 are all sleeved with a nasal plug cap 9-4 made of flexible material, the nasal plug cap 9-4 is frustum-shaped, the flexible material used by the nasal plug cap 9-4 can adopt medical silica gel to enhance the comfort of the nasal cannula 9-1 in use, and meanwhile, after the nasal plug cap 9-4 is arranged in the nasal cavity, the nasal plug cap 9-4 is tightly attached to the surface of the nasal cavity, the oxygen utilization rate can be effectively improved when oxygen therapy is carried out, and the loss of exhaled carbon dioxide can be reduced when the monitoring of breathing end carbon dioxide is carried out. The upper end and the lower end of the nose plug 9 are detachably provided with ear hooks 10, and the ear hooks 11 are made of elastic non-woven fabrics, so that the utility model is convenient to wear and improves the comfort of the utility model; the patient can also adopt an ear hanging fixing mode to replace the traditional fixing mode of hanging the upper branch pipe 4 and the lower branch pipe 5 behind the ear, so that the oxygen inhalation difficulty caused by the extrusion of the oxygen inhalation pipe when the patient lies on the side in the traditional fixing mode is reduced; the middle parts of the upper branch pipe 4 and the lower branch pipe 5 are provided with movable buckles 6, so that the upper branch pipe 4 and the lower branch pipe 5 can be conveniently arranged.
In the utility model, compared with the newly added gas reversing device 8 in the prior art, the gas reversing device can be made of medical PVC material, and other conventional parts in the prior art are made of medical polyvinyl chloride and silicon rubber material; the utility model discloses the fixed connection mode between each part is the cover and establishes back hot melt.
The utility model discloses in the use, with the utility model discloses the last carbon dioxide monitor of breathing that the cooperation was used is provided with flow control's aspiration pump, and the carbon dioxide of aspiration pump with patient's exhalation is delivered to the infrared ray measurement room with 20-300 ml/min's speed, is convenient for effectively gather the carbon dioxide of patient's nasal cavity exhalation to improve the last carbon dioxide monitoring accuracy of patient's breathing.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a possess and breathe last carbon dioxide monitor function's novel oxygen tube, includes horn joint, oxygen therapy pipe, three-way pipe, upper branch pipe, lower branch pipe and nasal obstruction, its characterized in that: the nasal plug comprises an upper transition pipe, a lower transition pipe and two nasal cannula, the gas reversing device comprises a valve body, a valve cavity arranged in the valve body and an adjustable airway sealing device arranged in the valve cavity, the valve body is provided with a left channel, a right channel, a lower channel and an upper channel which are communicated with the valve cavity, the right end of the nasal cannula at the lower part is connected and communicated with the left side of the lower transition pipe, the right end of the nasal cannula at the upper part is connected and communicated with the left channel of the gas reversing device, the lower end of the upper transition pipe is connected and communicated with the upper channel of the gas reversing device, the upper end of the lower transition pipe is connected and communicated with the lower channel of the gas reversing device, the left end of the carbon dioxide at the end of respiration monitoring branch pipe is connected and communicated with the right channel of the gas reversing device, and when the adjustable airway sealing device is positioned at a first position in the valve cavity, only the upper channel, the left channel and the lower channel in the gas reversing device are communicated with each other; when the adjustable air passage sealing device is positioned at a second position in the valve cavity, only the left channel and the right channel in the gas reversing device are communicated with each other; the left end of the upper branch pipe is connected and conducted with the upper opening of the right end of the three-way pipe, the left end of the lower branch pipe is connected and conducted with the lower opening of the right end of the three-way pipe, the left end of the three-way pipe is connected and conducted with the right end of the oxygen conveying pipe, and the left end of the oxygen conveying pipe is connected and conducted with the right end of the horn joint.
2. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 1, characterized in that: the adjustable air passage sealing device comprises a piston and a piston rod, a left channel is arranged on the left side face of the valve body, a right channel is arranged on the rear portion of the right side face of the valve body, an upper channel and a lower channel respectively correspond to the front portion of the upper side face of the valve body and the front portion of the lower side face of the valve body, the piston is arranged in the valve cavity in a sliding mode, the piston rod is fixedly arranged on the front surface of the piston, and the front end of the piston rod penetrates through.
3. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 1, characterized in that: the adjustable air passage sealing device adopts a cylindrical rotating body arranged horizontally, the inside of the valve cavity is rotatably provided with the rotating body, the rotating body is respectively provided with a radial through hole and an axial through hole along the radial direction and the axial direction, the radial through hole and the axial through hole are communicated at the intersection, the left end and the right end of the axial through hole are always communicated with the left channel and the right channel of the valve body, the radial through hole is only communicated with the upper channel and the lower channel when rotating to the first position, the upper end and the lower end of the radial through hole are respectively communicated with the upper channel and the lower channel, and the right end.
4. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 1, characterized in that: the left channel of valve body, the right passageway, lower passageway and last passageway all set up on four sides of the anterior same position department of valve body, the axis of left side passageway and right passageway intersects with the axis of lower passageway and last passageway, the inside slip of valve pocket is provided with the activity stopper, the activity stopper front end passes the valve body and is located the valve body outside, activity stopper rear portion left side surface is provided with logical groove along upper and lower direction, it matches with last passageway and lower passageway to lead to the groove, the activity stopper is anterior to be provided with the through-hole along left right direction, the through-hole matches with left channel and right passageway.
5. The novel oxygen tube with a function of monitoring end-tidal carbon dioxide according to claim 1, 2 or 4, wherein: the right end of the respiratory terminal carbon dioxide monitoring branch pipe is fixedly provided with a respiratory terminal carbon dioxide monitor connector.
6. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 3, characterized in that: breathe terminal carbon dioxide monitoring branch pipe right-hand member fixed be provided with breathe terminal carbon dioxide monitor and connect, breathe terminal carbon dioxide monitor and connect and to dismantle on and be connected with the closure stopper.
7. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 1, characterized in that: the left ends of the two nasal cannulas are respectively sleeved with a nasal plug cap made of flexible materials, and the nasal plug caps are frustum-shaped.
8. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 7, wherein: the flexible material is medical silica gel.
9. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 1, characterized in that: the upper end and the lower end of the nasal plug are detachably provided with ear hooks.
10. The novel oxygen tube having a function of monitoring end-tidal carbon dioxide according to claim 1, characterized in that: the middle parts of the upper branch pipe and the lower branch pipe are provided with movable buckles.
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| CN201921485344.0U CN210963461U (en) | 2019-09-09 | 2019-09-09 | Novel oxygen tube with breath end carbon dioxide monitoring function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113409939A (en) * | 2021-07-01 | 2021-09-17 | 重庆医科大学 | Prediction system and monitoring device for COPD acute exacerbation concurrent respiratory failure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113409939A (en) * | 2021-07-01 | 2021-09-17 | 重庆医科大学 | Prediction system and monitoring device for COPD acute exacerbation concurrent respiratory failure |
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