WO2020058849A1 - Dispositif de ré-expansion pulmonaire comprenant un indicateur du niveau de pression accessoire et méthodes de visualisation du niveau de pression intrapulmonaire - Google Patents

Dispositif de ré-expansion pulmonaire comprenant un indicateur du niveau de pression accessoire et méthodes de visualisation du niveau de pression intrapulmonaire Download PDF

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Publication number
WO2020058849A1
WO2020058849A1 PCT/IB2019/057823 IB2019057823W WO2020058849A1 WO 2020058849 A1 WO2020058849 A1 WO 2020058849A1 IB 2019057823 W IB2019057823 W IB 2019057823W WO 2020058849 A1 WO2020058849 A1 WO 2020058849A1
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WO
WIPO (PCT)
Prior art keywords
pressure level
pressure
expansion device
indicator
patient
Prior art date
Application number
PCT/IB2019/057823
Other languages
English (en)
Spanish (es)
Inventor
Oscar Iván QUINTERO OSORIO
Original Assignee
Fundacion Valle Del Lili
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 Fundacion Valle Del Lili filed Critical Fundacion Valle Del Lili
Priority to MX2021003250A priority Critical patent/MX2021003250A/es
Publication of WO2020058849A1 publication Critical patent/WO2020058849A1/fr

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Classifications

    • 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
    • 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
    • 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
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/18—Exercising apparatus specially adapted for particular parts of the body for improving respiratory function
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements

Definitions

  • the present invention is within the field of medical devices, specifically within pulmonary re-expansion instrumental kits and comprises a pulmonary re-expansion device with an adaptable pressure level indicator for patients in need of re-expansion techniques. lung expansion.
  • LET lung Expantion Techniques
  • the LET techniques are divided into two groups, the non-instrumental techniques, or verbal commands given to the patient by the health professional, promote the improvement of lung volumes by holding the air inside the lung for a few seconds at end of inspiration, depend on patient participation. Despite the above, these are not applicable in patients with altered state of consciousness.
  • the other group is known as instrumental techniques, where various devices are used to generate lung re-expansion are: mechanical ventilators, manual resuscitators, respiratory incentives (volumetric or flow), among others. Some of these devices, such as the manual resuscitator or self-inflating bag, use adaptive pressure level indicators in order to visualize, control and prevent complications during the intervention.
  • manual resuscitators these are self-inflating bags or inflated flow bags, used to provide manual ventilation during resuscitation maneuvers, patient transport, works under the principle of pressure positive, that is, it requires that it be manipulated by someone who squeezes the bag so that air enters the lung, some of them have a pressure release valve and an accessory pressure level indicator as revealed in the patent application with reference numbers US7051594B1 and US5557049A.
  • it does not allow the increase in lung volume to be achieved in total lung capacity, it does not allow the pause to be prolonged at the end of inspiration.
  • venturi STARMED 30 is a system that adapts the oxygen support to the venturi flow controller; a positive pressure valve at the end of expiration (PEEP); and a pressure level indicator accessory to an oronasal mask.
  • PEEP positive pressure valve at the end of expiration
  • EPAP positive expiratory pressure
  • the described devices favor the increase of the intrapulmonary pressure level. However, using these techniques it is not possible to achieve greater alveolar recruitment by implementing a pause at the end of inspiration for several seconds, and then the intrapulmonary air is released.
  • the population with neurological status compromised by brain injuries with altered state of consciousness may lose the ability to autonomously increase volumes to their total lung capacity, and in those patients with high spinal cord injuries, neuromuscular injury may cause this to occur. same situation.
  • the increase in lung volume favors oxygenation, ventilation, bronchial hygiene, preventing the onset of atelectasis and other complications associated with prolonged bed rest or lack of musculoskeletal mobility.
  • a device that manages to increase lung volume to total lung capacity prolong the inspiratory pause time and at the same time visualize the level of intrapulmonary pressure, being the first device to describe the method.
  • This new technology seeks to improve intervention in patients with a requirement for lung re-expansion techniques, especially those with special conditions.
  • the problem raised in the present application consists in the need to provide a device that manages to increase lung volume to total lung capacity, prolong the inspiratory pause time and at the same time visualize the level of intrapulmonary pressure, seeking to improve intervention in patients requiring pulmonary re-expansion techniques, especially those with special conditions.
  • the present invention relates to a "T" shaped lung re-expansion device consisting of a main body, with air outlet windows located in the main body, a flow occlusion / release cap with windows , a pressure level indicator with a visual indicator on disk and indicator tapes with pressure indication symbols in centimeters of water; an air shutoff valve and a pressure relief valve.
  • Figure 1 shows the Pulmonary Re-expansion Device with accessory pressure level indicator (1), with mouthpiece (2) in a patient without an artificial airway.
  • Figure 2 shows the Pulmonary Re-expansion Device with accessory pressure level indicator (1), in a patient with a tracheostomy-type artificial airway (3).
  • Figure 3 shows the Lung Re-expansion Device with accessory pressure level indicator (1), in a patient with neurological compromise and a tracheostomy-type artificial airway (3), with a self-inflating bag (4).
  • Figure 4 shows the isometric design of the Re-expansion Device
  • Pulmonary with accessory pressure level indicator (1) with its parts attached, where the main body (2) can be seen, with the proximal end (5), the upper edge (15).
  • the pressure release valve (6) The flow occlusion / release cover (7), with the windows (8), the projection (16).
  • FIG. 5 shows the isometric design of the Re-expansion Device
  • Pulmonary with accessory pressure level indicator (1) with its main parts decoupled, where the main body (2), with the proximal end (5), the windows (1 1), the frame (12), can be seen, the edge (14), the hole (13), the upper edge (15), the scale (29).
  • the pressure relief valve with its parts, the cover (6.a), the spring (6.b), the pillar (6.c).
  • Figure 6 shows the top view of the coupled isometric design of the
  • Pulmonary Re-expansion Device with accessory pressure level indicator (1) where the main body (2) can be seen, with the proximal end (5).
  • Figure 7 shows the bottom view of the coupled isometric design of the Pulmonary Re-expansion Device with accessory pressure level indicator (1), where the main body (2) is observed, with the proximal end (5).
  • Figure 8 shows the side view of the coupled isometric design of the Pulmonary Re-expansion Device with accessory pressure level indicator (1), where the main body (2) is observed, with the proximal end (5), the edge upper (15).
  • the pressure release valve (6) The flow release cap (3), the pressure level indicator (5), and the distal end (7).
  • the flow occlusion / release cover (7) with the projection (16), the windows (8).
  • Figure 9 shows the contralateral view of the coupled isometric design of the Pulmonary Re-expansion Device with accessory pressure level indicator (1), where the main body (2) can be seen, with the proximal end (5), the upper edge (15).
  • Figure 10 shows the anterior view of the coupled isometric design of the Pulmonary Re-expansion Device with an accessory pressure level indicator (1), where the main body (2) can be seen, with the upper edge (15), the anti-fluid barrier (26).
  • Figure 1 1 shows the rear view of the coupled isometric design of the Pulmonary Re-expansion Device with accessory pressure level indicator (1), where the main body (2) can be seen, with the upper edge (15) .
  • Figure 12 shows the coupled cross section of the Pulmonary Re-expansion Device with an accessory pressure level indicator (1), where the main body (2) can be seen, with the proximal end (5), the upper edge (15 ), the anti-fluid barrier (26), the scale (29), trailing edge (30).
  • the pressure release valve (6) with the cover (6.a), the spring (6.b), the pillar (6.c).
  • the occlusion / flow release cap (7) with the windows (8), the projection (16), the tabs (28).
  • Figure 13 shows the decoupled cross section of the Lung Expansion Device with accessory pressure level indicator (1), where the main body (2) can be seen, with the proximal end (5), the upper edge (15) , the anti-fluid barrier (26), the scale (29), trailing edge (30).
  • the pressure release valve (6) with the cover (6.a), the spring (6.b), the pillar (6.c).
  • the occlusion / flow release cap (7) with the windows (8), the projection (16), the tabs (28).
  • Figure 14 shows in the front view, the front section, the pressure level indicator (9), with the air exhaust port (20), the spring (27), the channel for the passage of air (32) , the visual indicator on disk (33), the transparent upper surface (34).
  • the present invention refers to a T-shaped Pulmonary Re-expansion Device with accessory pressure level indicator (1), mainly made of rigid plastic material. From the main body (2), the pressure release valve (6), the flow occlusion / release cover (7), the pressure level indicator (9) and the one-way valve (10) are removed.
  • the lung re-expansion device made up of a main body (2), with a proximal end (5), for coupling to a mask, or tracheostomy tube, or mouthpiece; with some windows (1 1), for the air outlet; a frame (12), and edge (14), to fit the cover (6.a); a hole (13) for the passage of the pillar (6.c); an anti-fluid barrier (26), to protect the spring (6.b) and the pillar (6.c); the scale (29), to contain the flange (28), or other systems, such as the positive pressure valves at the end of inspiration; an upper edge (15), to fit the projection (16) of the occlusion / flow release cap (7); a trailing edge (30), to be coupled to the edge (19), of the pressure level indicator (9), or to the leading edge (25) of the one-way valve (10).
  • a pressure relief valve (6) is located, made up of a cover (6.a), which fits against the frame (12) and the edge (14); a metal spring (6.b) that is contained by a pillar (6.c), which is screwed against the cover (6.a) and moves through the hole (13).
  • the occlusion / flow release cover (7) is coupled with an air occlusion / release cylinder (7a), said cover is made up of windows (8), for air outlet; a protrusion (16), which adjusts with the upper edge (15) to prevent air leaks; lower tabs (28), which are adjusted with the scale (29) to prevent their exit and allow their rise and fall.
  • This device is novel and inventive because it comprises, in the middle, a pressure level indicator (9), which is coupled by the leading edge (19), with the trailing edge (30) of the main body (2); and with the posterior edge (31), with the anterior edge (25), of the distal end (10); with a visual indicator on disk (33), made of rigid plastic material; a metal spring (27); an air exhaust port (20); with green (18.a), yellow (18. b), red (18. c) indicator tapes; with numbers 20, 40 and 60 (17), which indicate the pressure in centimeters of water; with a transparent upper surface (34), to display the visual indicator on disk (33).
  • a pressure level indicator (9) which is coupled by the leading edge (19), with the trailing edge (30) of the main body (2); and with the posterior edge (31), with the anterior edge (25), of the distal end (10); with a visual indicator on disk (33), made of rigid plastic material; a metal spring (27); an air exhaust port (20); with green (18.a), yellow (18. b), red (18. c
  • a one-way valve (10), for the passage of air, and a coupling port for self-inflating bags (4), and other lung measurement systems with a leading edge (25), for coupling to the trailing edge (31), of the pressure level indicator (9), or to the trailing edge (30) of the main body (2); with a hole (22), to hold the unidirectional membrane (21), made of flexible plastic material; windows (24), for the passage of air, and pillars (23), to prevent the unidirectional membrane from receding.
  • the pneumatic capper (3.a) should be inflated, between 22 - 28 cmH20. Then, attach the proximal end (5) to the tracheostomy tube (3), with an unfenestrated endocanula and the manual resuscitator (4) to the distal end (10).
  • the occlusion / flow release cap (7) must be held closed digitally, thus it conforms to the projection (16) of the occlusion / flow release cap (7), with the upper edge (15) of the main body (2), avoiding the air outlet; then the manual resuscitator (4) must be pressed, in this way the air enters through the distal end (10), it remains contained within the lung by the action of the unidirectional membrane (21), which remains just in the hole (22) , allows air to enter through the windows (24) and in turn prevents its exit, as it is contained by the pillars (23).
  • the desired pressure level has been achieved, it should take 4-5 seconds to favor alveolar recruitment.
  • the finger must be removed from the occlusion / flow release cap (7) and due to the positive pressure inside the lung, the occlusion / flow release cap (7) is raised and air comes out of the windows ( 8);
  • the lower flanges (28) are adjusted with the scale (29) to prevent the ejection of the occlusion / flow release cover (7) and allow it to rise to release the air and the descent to close it. This action should be repeated according to the protocol of the institution or the criteria of the health professional who is performing the intervention, or according to the needs of the patient.
  • the cover (6.a) of the pressure release valve (6) remains closed against the frame (12) and the edge (14), by the action of the spring (6.b), which is contained in the pillar (6.c), which in turn are protected by the anti-fluid barrier (26).
  • the increase in pressure generated activates the pressure release valve (6), regulated at 60cmH2O in the adult design, and 40cmH2O in the pediatric design, allowing a certain amount of air to escape through the windows (1 1), thereby preventing barotrauma injury (which occurs in case of high pressures).
  • Step a) Place a facial mask in a patient without an artificial airway or an unfenestrated endocanula with an inflated pneumatic cap (3.a), between 22 - 28 cmH20 in a patient with a tracheostomy.
  • Step b) attach the proximal end (5) to the tracheostomy tube, and the manual resuscitator (4) to the distal end (10).
  • Step c) Digitally press the cover of the flow occlusion / release system (7).
  • Step d) press the manual resuscitator (4) once every 2-3 seconds if the patient is a child, or once every 5-6 seconds if it is an adult.
  • Step e) Verify the increase in intrapulmonary pressure by locating the visual indicator on disk (33), in relation to the numbers (17) and the color indicator tapes (18).
  • Step f) Stop the pressures of the manual resuscitator (4), when the desired pressure level has been reached.
  • Stage g count between 4 - 5 seconds of respiratory pause.
  • Step h) remove the finger from the occlusion / flow release cap (7).
  • Step i) check the elevation of the occlusion / flow release cover (7) and the air outlet through the windows (8).
  • Stage j) repeat this action according to the protocol of the institution or the criteria of the health professional or the needs of the patient.
  • Step k) detect that the pressure release valve (6) is activated, if the 60cmH2O is exceeded in the adult design and 40cmH2O in the pediatric design.
  • Step b) Digitally press the cover of the flow occlusion / release system (7).
  • Step c) Ask the patient to take a deep breath, followed by a pause, and continue to breathe in until his full lung capacity.
  • Step e) Verify the increase in intrapulmonary pressure by locating the visual indicator on disk (33), in relation to the numbers (17) and the color indicator tapes (18).
  • Stage g count between 4 - 5 seconds of respiratory pause.
  • Step h) remove the finger from the occlusion / flow release cap (7).
  • Step i) check the elevation of the occlusion / flow release cap (7), and the air outlet through the windows (8).
  • Stage j) repeat this action according to the protocol of the institution or the criteria of the health professional or the needs of the patient.
  • Step k) detect that the pressure release valve (6) is activated, if the 60cmH2O is exceeded in the adult design and 40cmH2O in the pediatric design.

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  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

La présente invention se rapporte à un dispositif de ré-expansion pulmonaire qui a une forme de "T" et qui est constitué d'un corps principal, avec des fenêtres de sortie d'air situées sur le corps principal, un couvercle d'occlusion/libération de flux avec fenêtres, un indicateur du niveau de pression comprenant un indicateur visuel en forme de disque et des rubans indicateurs avec des symboles d'indication de pression en centimètres d'eau, une valve de passage d'air et une autre de libération de pression. La présente invention concerne également une méthode pour visualiser le niveau de pression intrapulmonaire chez un patient ayant un état de conscience altérée, de type coma au moyen du dispositif de ré-expansion pulmonaire et une méthode pour visualiser le niveau de pression intrapulmonaire chez un patient n'ayant pas un état de conscience altérée, avec le dispositif de ré-expansion pulmonaire.
PCT/IB2019/057823 2018-09-21 2019-09-17 Dispositif de ré-expansion pulmonaire comprenant un indicateur du niveau de pression accessoire et méthodes de visualisation du niveau de pression intrapulmonaire WO2020058849A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MX2021003250A MX2021003250A (es) 2018-09-21 2019-09-17 Dispositivo de re-expansion pulmonar con indicador del nivel de presion accesorio y metodos para visualizar el nivel de presion intrapulmonar.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CONC2018/0010005A CO2018010005A1 (es) 2018-09-21 2018-09-21 Dispositivo de re-expansión pulmonar con indicador del nivel de presión accesorio y métodos para visualizar el nivel de presión intrapulmonar
CONC2018/0010005 2018-09-21

Publications (1)

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WO2020058849A1 true WO2020058849A1 (fr) 2020-03-26

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PCT/IB2019/057823 WO2020058849A1 (fr) 2018-09-21 2019-09-17 Dispositif de ré-expansion pulmonaire comprenant un indicateur du niveau de pression accessoire et méthodes de visualisation du niveau de pression intrapulmonaire

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CL (1) CL2021000680A1 (fr)
CO (1) CO2018010005A1 (fr)
MX (1) MX2021003250A (fr)
WO (1) WO2020058849A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000060974A (ja) * 1998-08-19 2000-02-29 Siemens Elema Ab 弁
US20120272956A1 (en) * 2011-04-28 2012-11-01 Rusher Michael J Airway pressure control devices
US20150224269A1 (en) * 2014-02-07 2015-08-13 Trudell Medical International Pressure indicator for an oscillating positive expiratory pressure device
WO2015158314A2 (fr) * 2014-04-15 2015-10-22 Fundación Valle Del Lili Dispositif en t à valve unidirectionnelle, système d'occlusion/libération de flux, et valve de libération de pression
WO2017079799A1 (fr) * 2015-11-10 2017-05-18 Swirl Technologies Pty Ltd Réanimateur

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000060974A (ja) * 1998-08-19 2000-02-29 Siemens Elema Ab 弁
US20120272956A1 (en) * 2011-04-28 2012-11-01 Rusher Michael J Airway pressure control devices
US20150224269A1 (en) * 2014-02-07 2015-08-13 Trudell Medical International Pressure indicator for an oscillating positive expiratory pressure device
WO2015158314A2 (fr) * 2014-04-15 2015-10-22 Fundación Valle Del Lili Dispositif en t à valve unidirectionnelle, système d'occlusion/libération de flux, et valve de libération de pression
WO2017079799A1 (fr) * 2015-11-10 2017-05-18 Swirl Technologies Pty Ltd Réanimateur

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MX2021003250A (es) 2021-05-12
CL2021000680A1 (es) 2021-08-27
CO2018010005A1 (es) 2018-10-10

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