CN211434606U - Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia - Google Patents
Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia Download PDFInfo
- Publication number
- CN211434606U CN211434606U CN201921869588.9U CN201921869588U CN211434606U CN 211434606 U CN211434606 U CN 211434606U CN 201921869588 U CN201921869588 U CN 201921869588U CN 211434606 U CN211434606 U CN 211434606U
- Authority
- CN
- China
- Prior art keywords
- air
- pressure stabilizing
- bag
- valve
- pressure
- 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.)
- Active
Links
Images
Landscapes
- External Artificial Organs (AREA)
Abstract
The utility model discloses an anti-slipping tracheal catheter with pressure stabilizing function for anesthesia, which comprises a catheter body, a plurality of air bags, an air bag inflation tube communicated with the air bags, and a stop valve, a pressure stabilizing valve and a pressure stabilizing bag which are sequentially connected with the air bag inflation tube; an inflation valve is arranged on the pressure stabilizing bag; the surge damping valve includes the shell, and vertical motion's slip plug, pull rod, slider in proper order can be for the shell to intake duct, spring fixation on the casing through perpendicular form, cup jointing in the inside of slip plug of intake duct, slip plug and intake duct are equipped with outer exhaust hole and interior exhaust hole respectively, through surge damping valve and surge damping bag's effect, when the gasbag internal pressure is too high, cross low, can exhaust respectively, admit air the operation, increase the security of using to have real-time detection's function.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to anti-skidding trachea catheter for anesthesia with steady voltage function.
Background
Patients who establish an artificial airway through an intubation receive general anesthesia operations such as neurosurgery craniotomy, cervical vertebra and lumbar vertebra pedicle screw internal fixation of orthopedics or patients in other body positions such as other prone positions, and because the head and the face are not easy to expose, gravity, tongue tenesmus and the like, the tracheal catheter is easy to drop out and slide to cause danger; meanwhile, for the artificial airway, the air bag pressure monitoring needs to be carried out closely to avoid air leakage, mucosa injury and the like, while the current air bag pressure monitoring needs regular nursing staff to use related instruments for detection, so that real-time detection cannot be realized, and the air bag pressure monitoring cannot be processed in time if short-term air leakage or overhigh input pressure occurs; meanwhile, the international recommended pressure is 25-35cmH2O, when the pressure is too low, the pneumonia probability of the user is increased linearly, and the good fixing effect cannot be achieved, and when the pressure is too high, the necrosis of organs and tissues of the user pressed by the air bag can occur.
Chinese utility model CN201820386811.3 discloses an umbelliform gasbag anti-drop endotracheal tube, including the endotracheal tube body, the cover is equipped with first cusp gasbag on the lateral wall of endotracheal tube body lower part, be equipped with second cusp gasbag on the endotracheal tube body outer wall of first cusp gasbag below, endotracheal tube body middle part is equipped with the umbelliform gasbag, the umbelliform gasbag includes annular gasbag, the annular gasbag outside is equipped with a plurality of plastics posts respectively, and is a plurality of the one end that annular gasbag was kept away from to the plastics post all is connected with the ring, the ring cover is located on the endotracheal tube, endotracheal tube upper portion is equipped with first inflation valve, second inflation valve, the third inflation valve that runs through the endotracheal tube body respectively, first inflation valve is linked together through pipe and annular gasbag. The device is good and has solved fixed problem, but the gasbag pressure monitoring of many places gasbag wherein increases a large amount of work for the nursing staff undoubtedly, and clinical use efficiency is very low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide an anti-skidding endotracheal tube for anesthesia with steady voltage function, through the effect of surge damping valve and steady voltage bag, when the gasbag internal pressure is too high, cross low, can exhaust respectively, admit air the operation, increase the security of using to have real-time detection's function.
In order to achieve the above object, the utility model provides a following technical scheme:
an anti-slip anesthetic endotracheal tube with a pressure stabilizing function comprises a tube body, a plurality of air bags, an air bag inflation tube communicated with the air bags, a stop valve, a pressure stabilizing valve and a pressure stabilizing bag, wherein the stop valve, the pressure stabilizing valve and the pressure stabilizing bag are sequentially connected with the air bag inflation tube; the pressure stabilizing bag is provided with an inflation valve for inflating the pressure stabilizing bag;
the pressure stabilizing valve comprises a shell, an air inlet channel, a spring, an air outlet channel, and a sliding plug, a pull rod and a sliding block which are connected in sequence and can move vertically relative to the shell, wherein the sliding plug is fixed on the shell through the spring in a vertical shape, the air inlet channel is sleeved in the sliding plug, and the sliding plug and the air inlet channel are respectively provided with an outer exhaust hole and an inner exhaust hole; when the sliding plug is nearest and farthest away from the air inlet channel, the air inlet channel is in an air communicating state with the air outlet channel through the sliding plug, and in other times, the air inlet channel and the sliding plug are in three closed states:
and a state A: when the sliding plug is positioned at the lowest position and has the shortest distance with the air inlet channel, the outer exhaust holes and the inner exhaust holes are communicated, and the gas in the air inlet channel can be discharged through the inner exhaust holes and the outer exhaust holes and finally discharged through the air outlet channel;
and a state B: when the sliding plug slides upwards, the outer exhaust hole also moves upwards and is closed by the outer wall of the air outlet channel, and the air inlet channel and the air outlet channel are in an airtight closing state through the sliding plug;
and C, state C: when the sliding plug slides upwards, the outer air outlet hole moves upwards to the upper part of the air outlet channel, and the air in the air inlet channel can be discharged through the air channel outlet and the outer air outlet hole and finally discharged through the air outlet channel.
Preferably, the number of the air bags is two, the first air bag is arranged at the position, corresponding to the human throat, of the catheter body in the use state, the second air bag is arranged at the position, corresponding to the human bronchus, of the catheter body in the use state, the volumes of the air bags are respectively matched with the corresponding positions of the human body, the two air bags can respectively fix the two positions of the catheter in the human body, and therefore the catheter is not easy to fall off and slide in an operation, and meanwhile, the air bags can be arranged according to requirements.
Preferably, the sliding plug comprises a connecting block and an embedding cylinder, the length of the embedding cylinder is the same as that of the air inlet channel, and the outer air outlet and the inner air outlet are respectively arranged at the midpoint of the lengths of the embedding cylinder and the air inlet channel.
Preferably, when the spring is in an unstressed state, the sliding plug is located at a midpoint position in the sliding track, in this case, "pressure" contributed by the longest state and the shortest state of the spring is the same, which is convenient for grasping a pressure stabilizing range, and the sliding plug and the air inlet channel are in a sealed state when the spring is in the unstressed state.
Preferably, the height of the two ends of the air bag, which are in contact with the human body, is obviously smaller than the height of the middle part of the air bag, so that the air bag is designed to be fixed in a smaller fixing area, and the damage to the human body is small.
The use process comprises the following steps: in the specific design, the range needing voltage stabilization is marked as P1-P2; when the spring is at the most extended amount and the longest shortened amount, the pressure values generated by the sliding plug to the gas in the gas channel are respectively P3 and P3, and P3 is (P2-P1)/2, so that the modulus of the spring, the length of the sliding track, the sectional area of the sliding plug and the like are designed.
When in use, the air bag is firstly inflated by gas through the stop valve until the pressure is P0, and P0 is (P1+ P2)/2; then closing the stop valve, and installing a pressure stabilizing valve and a pressure stabilizing bag; inflating air into the pressure stabilizing bag through an inflation valve on the pressure stabilizing bag until the pressure is P0; the inflation valve is closed, and the stop valve is opened.
And (3) voltage stabilization principle: in the initial state, the pressure of the pressure stabilizing bag is equal to that of the air bag, a spring in the pressure stabilizing valve is in an unstressed state, an outer exhaust hole is closed by the side wall of the air inlet channel, and the pressure stabilizing valve is in a state B and is in a closed state; in the operation process, because the pressure in the air bag may become larger or smaller when the posture of the patient changes, the spring is pulled up and down, and when the pressure change trend is smaller, the outer air outlet hole is still closed and sealed by the side wall of the air inlet channel and is still in a closed state B; when the pressure intensity is increased violently, the spring is pushed upwards to the air outlet channel extending out of the outer air outlet hole, and the air enters an exhaust state C, so that the air can be discharged to the pressure stabilizing bag to further reduce the pressure intensity; when the pressure intensity is reduced sharply, the spring moves to the matching of the inner vent hole and the outer vent hole, then the air enters the air inlet state A, and the air of the pressure stabilizing bag enters the air bag to increase the pressure intensity, so that the pressure is stabilized, and meanwhile, when the pressure stabilizing bag is increased and reduced sharply, the medical personnel is reminded of the problem in the device, and the further confirmation is needed.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the stability of the tracheal catheter in a human body is improved by using a multi-point air bag fixing mode, and the tracheal catheter is not easy to slide;
(2) through the action of the pressure stabilizing valve and the pressure stabilizing bag, when the pressure in the air bag is too high or too low, the air can be respectively exhausted and admitted, so that the use safety is improved;
(3) when the pressure in the air bag fluctuates slightly, the air exhaust and air intake operations are not performed, and the air pipe is prevented from sliding due to frequent air exhaust and air intake operations;
(4) the pressure condition of the air bag in the body of the user can be roughly known without instrument detection through the size of the pressure stabilizing bag, so that the real-time detection and the intuition are realized, the workload of nursing staff is reduced, and the safety of the user is improved;
(5) the device has simple structure, realizes the functions of pressure stabilization, pressure monitoring and fixation only through physical structure, is easy for industrialization and clinical use, and has good social significance and industrial value.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a schematic view of the internal structure of state A of the pressure regulator valve of the present invention;
fig. 3 is a schematic view of the internal structure of the state B of the pressure regulator valve of the present invention;
fig. 4 is a schematic view of the internal structure of the state C of the pressure regulator valve of the present invention;
in the figure, 1-a catheter body, 2-an air bag, 3-an air bag inflation tube, 4-a stop valve, 5-a pressure stabilizing valve, 51-a shell, 52-an air inlet channel, 52 a-an inner exhaust channel, 53-a sliding plug, 531-a connecting block, 532-an embedded cylinder, 53 a-an outer exhaust channel, 54-a pull rod, 55-a spring, 56-a sliding block, 57-an air outlet channel, 6-a pressure stabilizing bag and 61-an inflation valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
the voltage stabilization range of the embodiment is 25-35cmH2O, the pressure value of the sliding plug 53 generated to the gas in the air passage when the spring is at the most extended amount and the longest shortened amount is 5cmH2O，-5cmH2O。
Referring to fig. 1, an anti-slipping tracheal catheter with a pressure stabilizing function for anesthesia comprises a catheter body 1, a plurality of air bags 2, an air bag inflation tube 3 in air communication with the air bags 2, a stop valve 4, a pressure stabilizing valve 5 and a pressure stabilizing bag 6 which are sequentially connected with the air bag inflation tube 3;
the height of two ends of the air bags 2, which are contacted with a human body, is obviously smaller than the middle height, so that the fixation is implemented in a smaller fixed area under the design, the damage to the human body is small, the number of the air bags 2 is two, the first air bag 2 is arranged at the position, corresponding to the throat position of the human body, of the catheter body 1 in a use state, the second air bag 2 is arranged at the position, corresponding to the bronchus position of the human body, of the catheter body 1 in a use state, the volumes of the air bags 2 are respectively right corresponding to the positions of the human body, and the two air bags can respectively fix the two positions of the catheter in the human body.
And an inflation valve 61 is arranged on the pressure stabilizing bag 6 and used for inflating the pressure stabilizing bag 6.
The surge damping valve 5 comprises a shell 51, an air inlet channel 52, a spring 55, an air outlet channel 57, a sliding plug 53, a pull rod 54 and a slide block 56 which are capable of moving vertically relative to the shell 51 and are connected in sequence, wherein the sliding plug 53 is fixed on the shell 1 through the spring 55 in a vertical shape, when the spring 55 is in an unstressed state, the sliding plug 53 is positioned at the midpoint position in a sliding track, under the condition, the pressure contributions from the longest state and the shortest state of the spring 55 are the same, so that the grasp of a pressure stabilizing range is facilitated, and the sliding plug 53 and the air inlet channel 52 are in a closed state when the spring 55 is in the unstressed state;
the air inlet 52 is sleeved inside the sliding plug 53, the sliding plug 53 and the air inlet 52 are respectively provided with an outer air outlet 53a and an inner air outlet 52a, the sliding plug 53 comprises a connecting block 531 and an embedded cylinder 532, the length of the embedded cylinder 532 is the same as that of the air inlet 52, and the outer air outlet 53a and the inner air outlet 52a are respectively arranged at the middle points of the lengths of the embedded cylinder 532 and the air inlet 52; when the sliding plug 53 is closest to or farthest from the inlet passage 52, the inlet passage 52 is in air communication with the outlet passage 57 through the sliding plug 53, and the other times, the inlet passage is in an air-tight closed state;
specifically, the intake duct 52 and the sliding plug 53 have three closed states in total:
1 referring to fig. 2, state a: when the sliding plug 53 is located at the lowest position and has the shortest distance with the air inlet channel 52, the outer air outlet 53a and the inner air outlet 52a are in a communicated state, and the gas in the air inlet channel 52 can be discharged through the inner air outlet 52a and the outer air outlet 53a and finally discharged through the air outlet channel 57;
2 referring to fig. 3, state B: when the sliding plug 53 slides upwards, the outer air outlet 53a also moves upwards and is closed by the outer wall of the air outlet channel 52, and the air inlet channel 52 is in an air-tight closed state with the air outlet channel 57 through the sliding plug 53;
see fig. 4, state C: when the sliding plug 53 slides further upward, the outer air outlet 53a moves upward to the upper part of the air outlet channel 52, and the air in the air inlet channel 52 can be discharged through the air channel outlet, the outer air outlet 53a, and finally discharged through the air outlet channel 57.
The application method comprises filling gas into the air bag 2 through the stop valve 4 to a pressure of 30cmH2O; then the stop valve 4 is closed, and a pressure stabilizing valve 5 and a pressure stabilizing bag 6 are installed; is charged by an inflation valve 61 on the pressure stabilizing bag 6Introducing gas until the pressure is 30cmH2O; the inflation valve 61 is closed and the shut-off valve 4 is opened.
And (3) voltage stabilization principle: as shown in fig. 3, in the initial state, the pressure of the pressure stabilizing bag 6 is equal to that of the air bag 2, the spring 55 in the pressure stabilizing valve 5 is in an unstressed state, the outer exhaust hole 53a is closed by the side wall of the air inlet 52, and the pressure stabilizing valve 5 is in a state B and is in a closed state; during the operation, since the pressure in the bladder 2 may become large or small due to the posture change of the patient, the spring 55 is pulled up and down when the pressure change is less than 5cmH2O, the outer discharge holes 53a are still closed by the side wall of the inlet duct 52 and are still in the closed state B, which is advantageous: the catheter body is easy to slide due to the air exhaust and inflation, so that the inflation and deflation are not needed when the pressure not exceeding the upper limit of the pressure accepted by critical pressure skin tissues accepted by a human body and not lower than the state of better fixation effect of safe pressure and pneumonia prevention.
As shown in FIG. 4, when the pressure is drastically increased to 35cmH2Above O, the high pressure will cause necrosis of the contacted cells and tissues, and will deflate, the spring 55 will be pushed upwards to the air outlet channel 52 extending from the outer air outlet 53a, and enter the air exhaust state C, and the air can be discharged to the pressure stabilizing bag 6 to further reduce the pressure;
when the pressure is drastically reduced to 25cmH, as shown in FIG. 22Below O, the device is easy to be separated from due to too low pressure, the pneumonia probability of a patient can be obviously increased, at the moment, the spring 55 moves downwards to match the inner vent and the outer vent, the air enters the air inlet state A, and the air of the pressure stabilizing bag 6 enters the air bag 2 to increase the pressure, so that the pressure is stabilized, and meanwhile, when the pressure stabilizing bag 6 is increased or decreased violently, medical personnel are reminded of the existence of problems in the device and need to confirm further.
Example 2:
the voltage stabilizing range of the embodiment is 22-28cmH2O, the pressure value of the sliding plug 53 generated to the gas in the air passage when the spring is at the most extended amount and the longest shortened amount is 3cmH2O，-3cmH2O; the rest of the structure is the same as in example 1.
Claims (5)
1. The utility model provides an anti-skidding endotracheal tube for anesthesia with steady voltage function which characterized in that: comprises a catheter body (1), a plurality of air bags (2), an air bag inflation tube (3) which is communicated with the air bags (2), a stop valve (4), a pressure stabilizing valve (5) and a pressure stabilizing bag (6) which are connected with the air bag inflation tube (3) in sequence; an inflation valve (61) is arranged on the pressure stabilizing bag (6); pressure stabilizing valve (5) include shell (51), intake duct (52), spring (55), gas outlet (57), can be vertical motion's slide plug (53), pull rod (54), slider (56) that connect gradually for shell (51), slide plug (53) are fixed in on body (1) through spring (55) of perpendicular form, intake duct (52) cup joint in the inside of slide plug (53), slide plug (53) and intake duct (52) are equipped with outer exhaust hole (53a) and interior exhaust hole (52a) respectively, and when slide plug (53) and intake duct (52) are nearest and when furthest apart from, intake duct (52) are the gas intercommunication state through slide plug (53) and gas outlet (57), are airtight closed state otherwise.
2. The anti-slipping anesthetic endotracheal tube having a pressure stabilizing function according to claim 1, characterized in that: the two air bags (2) are arranged, the first air bag (2) is arranged at the position of the catheter body (1) corresponding to the throat of a human body in a use state, the second air bag (2) is arranged at the position of the catheter body (1) corresponding to the bronchus of the human body in the use state, and the volumes of the air bags (2) are respectively just corresponding to the positions of the human body.
3. The anti-slipping anesthetic endotracheal tube having a pressure stabilizing function according to claim 1, characterized in that: the sliding plug (53) comprises a connecting block (531) and an embedding cylinder (532), the length of the embedding cylinder (532) is the same as that of the air inlet channel (52), and an outer air outlet hole (53a) and an inner air outlet hole (52a) are respectively arranged at the middle points of the lengths of the embedding cylinder (532) and the air inlet channel (52).
4. The anti-slipping anesthetic endotracheal tube having a pressure stabilizing function according to claim 1, characterized in that: when the spring (55) is in an unstressed state, the sliding plug (53) is located at the middle point position in the sliding track, and the sliding plug (53) and the air inlet channel (52) are in a closed state.
5. The anti-slipping anesthetic endotracheal tube having a pressure stabilizing function according to claim 1, characterized in that: the height of the two ends of the air bag (2) contacting with the human body is obviously less than the height of the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921869588.9U CN211434606U (en) | 2019-11-01 | 2019-11-01 | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921869588.9U CN211434606U (en) | 2019-11-01 | 2019-11-01 | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211434606U true CN211434606U (en) | 2020-09-08 |
Family
ID=72309934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921869588.9U Active CN211434606U (en) | 2019-11-01 | 2019-11-01 | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211434606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112618899A (en) * | 2021-01-13 | 2021-04-09 | 广西医科大学附属武鸣医院 | Tracheal catheter with pressure stabilizing, anti-skidding and anti-folding functions for prone position operation |
-
2019
- 2019-11-01 CN CN201921869588.9U patent/CN211434606U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112618899A (en) * | 2021-01-13 | 2021-04-09 | 广西医科大学附属武鸣医院 | Tracheal catheter with pressure stabilizing, anti-skidding and anti-folding functions for prone position operation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101559700B1 (en) | artificial respirator for portable | |
| US10729873B2 (en) | T-device with one-way valve, flow-occlusion/release system, and pressure release valve | |
| CN110585544A (en) | Endotracheal tube with adjustable internal diameter | |
| CN211434606U (en) | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia | |
| CN205494125U (en) | System for improve unobstructed degree of upper respiratory tract | |
| CN102872512B (en) | Medical laryngeal mask airway | |
| CN213432428U (en) | Breathe internal medicine with supplementary respiratory device | |
| CN207384585U (en) | A kind of multi-functional bronchial occlusion device | |
| CN102266627A (en) | Multifunctional luminous trachea cannula | |
| CN208989962U (en) | A kind of trachea cannula with from the non-dissociation formula air bag of survey pressure | |
| CN203227174U (en) | Multifunctional trachea catheter for internal medicine | |
| CN215841036U (en) | Artificial airway | |
| CN212067392U (en) | Endotracheal tube with adjustable internal diameter | |
| CN204601303U (en) | A kind of multifunction throat shade assembly | |
| CN211383288U (en) | Safe adjustable airway blockage testing device | |
| CN204723542U (en) | A kind of internal medicine nursing first aid respirator device | |
| CN209630369U (en) | A kind of multi-functional oxygen therapy rhinobyon of nursing | |
| CN202982844U (en) | Medical laryngeal mask | |
| CN208726303U (en) | Esophagus can block type stomach tube | |
| CN204951883U (en) | Trachea cannula of accessible endoscope | |
| CN205515885U (en) | Adjustable laryngeal mask of gasbag | |
| CN205339788U (en) | Tracheal cannula | |
| CN204910408U (en) | Endotracheal tube with baroceptor | |
| CN202198944U (en) | Multifunctional luminous trachea cannula | |
| CN204910409U (en) | Endotracheal tube with atomizing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |