CN103446650A - Low-pressure-controllable endotracheal tube - Google Patents
Low-pressure-controllable endotracheal tube Download PDFInfo
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- CN103446650A CN103446650A CN2013104300867A CN201310430086A CN103446650A CN 103446650 A CN103446650 A CN 103446650A CN 2013104300867 A CN2013104300867 A CN 2013104300867A CN 201310430086 A CN201310430086 A CN 201310430086A CN 103446650 A CN103446650 A CN 103446650A
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- endotracheal tube
- low pressure
- base plate
- air inlet
- mesh base
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Abstract
The invention discloses a low-pressure-controllable endotracheal tube comprising an endotracheal tube body (1). The low-pressure-controllable endotracheal tube is characterized in that the front end of the endotracheal tube body (1) is provided with a cuff (2) connected to an inflating bin (4) through a cuff tube (3), the gas inlet of the inflating bin (4) is provided with a gas needle (5) which is located at the center of the circle and which is used for inflating and sealing and a low pressure display device (6) which is located at the circumference of the center of the circle and which wraps the gas needle (5), and the gas inlet of the inflating bin (4) is provided with scales. The low-pressure-controllable endotracheal tube is simple in design, low in cost and convenient to use, and security and controllability can be achieved due to pressure display.
Description
Technical field
The present invention relates to a kind of endotracheal tube of controlled low pressure, belong to the medical treatment consumptive materials technical field.
Background technology
The general cuff of endotracheal tube of using at present, without the pressure display device, only depends on doctor's experience to judge aeration quantity; Improvement along with technology, the pressure-display device of cuff pressure has appearred showing successively, as pressure display ball and pressure transducer etc., pressure display ball and cuff are by Non-return air valve UNICOM, during inflation, cuff and pressure display ball together expand, control the air inflow of cuff according to the expanded size of pressure display ball, but volume becomes large after the inflation of pressure display ball, have the problem of operation inconvenience and easy maloperation breakdown pressure display ball; Pressure transducer is expensive, is not suitable for being applied in the configuration of disposable endotracheal tube.
Summary of the invention
Technical problem to be solved by this invention is, provides that a kind of volume is little, price is low, the endotracheal tube of the controlled low pressure of esy to use, safe and reliable, pressure intuitive display.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of endotracheal tube of controlled low pressure, comprise: the endotracheal tube body, it is characterized in that: described endotracheal tube body front end is provided with cuff, described cuff is connected with the inflation storehouse by the cover ductus bursae, the air inlet in described inflation storehouse is provided with the air tube for inflation and sealing that is positioned at circle centre position and is positioned at center of circle periphery and the low pressure display device of the described air tube of hard-pressed bale, and the air inlet in described inflation storehouse is with scale.
Described low pressure display device comprises mesh base plate, flexible member and baffle plate, the center of described mesh base plate is provided with the circular hole for fixing described air tube, the center of described baffle plate is provided with for the through hole through described air tube, after described flexible member is walked around described air tube, an end is fixed on described mesh base plate, the other end is fixed on described baffle plate, the air inlet inwall in described baffle plate and described inflation storehouse is airtight and be flexibly connected, and described mesh base plate is fixedly connected with the air inlet outer wall in described inflation storehouse.
Described flexible member comprises spring and spongy body.
Described low pressure display device 6 comprises mesh base plate 8 and elastic silica gel 11, the center of described mesh base plate 8 is provided with the circular hole for fixing described air tube 5, described elastic silica gel 11 centers are provided with for passing described air tube 5 through holes, described elastic silica gel 11 is airtight and flexible connection with the air inlet inwall in described inflation storehouse 4, and described mesh base plate 8 is fixedly connected with the air inlet outer wall in described inflation storehouse 4.
Described cuff be shaped as taper shape, the described conical most advanced and sophisticated described endotracheal tube body front end that points to.
Described scale is the pressure differential frictional force of low pressure display device formed according to the blowing pressure of baffle plate or elastic silica gel and inflation storehouse air inlet inwall, air tube outer wall, and described scale is converted into the pressure of 0 ~ 30cm water column according to described pressure differential.
The endotracheal tube of a kind of controlled low pressure provided by the invention, conical cuff has replaced original cylindrical cuff, when the use of conical cuff has guaranteed inflation, cuff is difficult for blocking the venthole of endotracheal tube body front end, guarantee that ventilation is smooth and easy, avoid dyspneic patient due to cuff block venthole like this accident to cause patient to suffocate even dead; In addition, the configuration of low pressure display device makes endotracheal tube pressure intuitively controlled, the nerve, the tissue injury that avoid cuff to cause patient's throat surrounding due to excessive expansion, the endotracheal tube of a kind of controlled low pressure provided by the invention has simplicity of design, cheap, pressure shows the characteristics such as safety is controlled, easy to use.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
The enlarged drawing that Fig. 2 is one of A part-structure in Fig. 1;
The enlarged drawing that Fig. 3 is one of A part-structure in Fig. 1;
The enlarged drawing that Fig. 4 is one of A part-structure in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
Embodiment 1:
As shown in Figure 1-2, a kind of endotracheal tube of controlled low pressure, comprise: endotracheal tube body 1, it is characterized in that: described endotracheal tube body 1 front end is provided with cuff 2, described cuff 2 is connected with inflation storehouse 4 by cover ductus bursae 3, the air inlet in described inflation storehouse 4 is provided with the air tube 5 for inflation and sealing that is positioned at circle centre position and is positioned at center of circle periphery and the low pressure display device 6 of the described air tube 5 of hard-pressed bale, and the air inlet in described inflation storehouse 4 is with scale 7.
Described low pressure display device 6 comprises mesh base plate 8, flexible member 9 and baffle plate 10, the center of described mesh base plate 8 is provided with the circular hole for fixing described air tube 5, described baffle plate 10 center is provided with for the through hole through described air tube 5, after described flexible member 9 is walked around described air tube 5, an end is fixed on described mesh base plate 8, the other end is fixed on described baffle plate 10, described baffle plate 10 is airtight and flexible connection with the air inlet inwall in described inflation storehouse 4, and described mesh base plate 8 is fixedly connected with the air inlet outer wall in described inflation storehouse 4.
Described flexible member 9 is spring.
Described cuff 2 be shaped as taper shape, described conical most advanced and sophisticated described endotracheal tube body 1 front end that points to.
Embodiment 2:
As Fig. 1, shown in 3, a kind of endotracheal tube of controlled low pressure, comprise: endotracheal tube body 1, it is characterized in that: described endotracheal tube body 1 front end is provided with cuff 2, described cuff 2 is connected with inflation storehouse 4 by cover ductus bursae 3, and the air inlet in described inflation storehouse 4 is provided with the air tube 5 for inflation and sealing that is positioned at circle centre position and is positioned at center of circle periphery and the low pressure display device 6 of the described air tube 5 of hard-pressed bale, and the air inlet in described inflation storehouse 4 is with scale 7.
Described low pressure display device 6 comprises mesh base plate 8, flexible member 9 and baffle plate 10, the center of described mesh base plate 8 is provided with the circular hole for fixing described air tube 5, described baffle plate 10 center is provided with for the through hole through described air tube 5, described flexible member 9 is a spongy body between described mesh base plate 8 and described baffle plate 10, described baffle plate 10 is airtight and flexible connection with the air inlet inwall in described inflation storehouse 4, and described mesh base plate 8 is fixedly connected with the air inlet outer wall in described inflation storehouse 4.
The material of described spongy body is ventilative.
Described cuff 2 be shaped as taper shape, described conical most advanced and sophisticated described endotracheal tube body 1 front end that points to.
Embodiment 3:
As Fig. 1, shown in 4, a kind of endotracheal tube of controlled low pressure, comprise: endotracheal tube body 1, it is characterized in that: described endotracheal tube body 1 front end is provided with cuff 2, described cuff 2 is connected with inflation storehouse 4 by cover ductus bursae 3, the air inlet in described inflation storehouse 4 be provided be positioned at circle centre position for the air tube 5 inflating and seal and be positioned at center of circle periphery and the low pressure display device 6 of the described air tube 5 of hard-pressed bale) air inlet in described inflation storehouse 4 is with scale 7.
Described low pressure display device 6 comprises mesh base plate 8 and elastic silica gel 11, the center of described mesh base plate 8 is provided with the circular hole for fixing described air tube 5, described elastic silica gel 11 centers are provided with for passing described air tube 5 through holes, described elastic silica gel 11 is airtight and flexible connection with the air inlet inwall in described inflation storehouse 4, and described mesh base plate 8 is fixedly connected with the air inlet outer wall in described inflation storehouse 4.
The material of described elastic silica gel 11 is airtight.
Described cuff 2 be shaped as taper shape, described conical most advanced and sophisticated described endotracheal tube body 1 front end that points to.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. the endotracheal tube of a controlled low pressure, comprise: endotracheal tube body (1), it is characterized in that: described endotracheal tube body (1) front end is provided with cuff (2), described cuff (2) is connected with inflation storehouse (4) by cover ductus bursae (3), the air inlet in described inflation storehouse (4) is provided with the air tube (5) for inflation and sealing that is positioned at circle centre position and is positioned at center of circle periphery and the low pressure display device of the described air tube of hard-pressed bale (5) (6), and the air inlet in described inflation storehouse (4) is with scale (7).
2. the endotracheal tube of a kind of controlled low pressure according to claim 1, it is characterized in that: described low pressure display device (6) comprises mesh base plate (8), flexible member (9) and baffle plate (10), the center of described mesh base plate (8) is provided with the circular hole for fixing described air tube (5), the center of described baffle plate (10) is provided with for the through hole through described air tube (5), after described flexible member (9) is walked around described air tube (5), an end is fixed on described mesh base plate (8), the other end is fixed on described baffle plate (10), described baffle plate (10) is airtight and flexible connection with the air inlet inwall in described inflation storehouse (4), described mesh base plate (8) is fixedly connected with the air inlet outer wall in described inflation storehouse (4).
3. the endotracheal tube of a kind of controlled low pressure according to claim 2, it is characterized in that: described flexible member (9) comprises spring and spongy body.
4. the endotracheal tube of a kind of controlled low pressure according to claim 1, it is characterized in that: described low pressure display device (6) comprises mesh base plate (8) and elastic silica gel (11), the center of described mesh base plate (8) is provided with the circular hole for fixing described air tube (5), described elastic silica gel (11) center is provided with for passing described air tube (5) through hole, described elastic silica gel (11) is airtight and flexible connection with the air inlet inwall in described inflation storehouse (4), and described mesh base plate (8) is fixedly connected with the air inlet outer wall in described inflation storehouse (4).
5. the endotracheal tube of a kind of controlled low pressure according to claim 1 is characterized in that: described cuff (2) be shaped as taper shape, described conical most advanced and sophisticated described endotracheal tube body (1) front end that points to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310430086.7A CN103446650B (en) | 2013-09-18 | 2013-09-18 | Low-pressure-controllable endotracheal tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310430086.7A CN103446650B (en) | 2013-09-18 | 2013-09-18 | Low-pressure-controllable endotracheal tube |
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| Publication Number | Publication Date |
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| CN103446650A true CN103446650A (en) | 2013-12-18 |
| CN103446650B CN103446650B (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310430086.7A Expired - Fee Related CN103446650B (en) | 2013-09-18 | 2013-09-18 | Low-pressure-controllable endotracheal tube |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512169A (en) * | 2016-12-09 | 2017-03-22 | 夏敏 | Air-exhaust-free tracheal catheter and use method thereof |
| US20180015583A1 (en) * | 2015-01-05 | 2018-01-18 | Societe De Construction D'equipement De Mecanisations Et De Machines Scemm | System for detecting a partial or total obstruction of at least one internal pipe of a tool |
| CN111494782A (en) * | 2020-06-08 | 2020-08-07 | 句容市人民医院 | Balloon pressure monitoring type catheter and monitoring method thereof |
Citations (8)
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|---|---|---|---|---|
| US20020157665A1 (en) * | 1999-06-25 | 2002-10-31 | Daisuke Igarashi | Inner pressure indicator of cuff |
| WO2003099365A1 (en) * | 2002-05-24 | 2003-12-04 | Ultimate Medical Pty Ltd | Device and method for pressure indication |
| CN201179260Y (en) * | 2008-04-15 | 2009-01-14 | 天津美迪斯医疗用品有限公司 | Air chamber pressure indicator |
| CN201239408Y (en) * | 2008-08-25 | 2009-05-20 | 张晓庆 | Endotracheal tube with pressure-displaying air bag |
| CN201930368U (en) * | 2011-01-24 | 2011-08-17 | 许旭东 | Manometry tracheal tube |
| CN202122762U (en) * | 2011-07-12 | 2012-01-25 | 孔祥军 | Balloon dilating catheter |
| CN202682505U (en) * | 2012-07-20 | 2013-01-23 | 赵治涛 | Disposable self-destruction-type pressure display cuffed tracheal tube |
| CN203494021U (en) * | 2013-09-18 | 2014-03-26 | 中国人民解放军南京军区南京总医院 | Low-pressure-controllable tracheal catheter |
-
2013
- 2013-09-18 CN CN201310430086.7A patent/CN103446650B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020157665A1 (en) * | 1999-06-25 | 2002-10-31 | Daisuke Igarashi | Inner pressure indicator of cuff |
| WO2003099365A1 (en) * | 2002-05-24 | 2003-12-04 | Ultimate Medical Pty Ltd | Device and method for pressure indication |
| CN201179260Y (en) * | 2008-04-15 | 2009-01-14 | 天津美迪斯医疗用品有限公司 | Air chamber pressure indicator |
| CN201239408Y (en) * | 2008-08-25 | 2009-05-20 | 张晓庆 | Endotracheal tube with pressure-displaying air bag |
| CN201930368U (en) * | 2011-01-24 | 2011-08-17 | 许旭东 | Manometry tracheal tube |
| CN202122762U (en) * | 2011-07-12 | 2012-01-25 | 孔祥军 | Balloon dilating catheter |
| CN202682505U (en) * | 2012-07-20 | 2013-01-23 | 赵治涛 | Disposable self-destruction-type pressure display cuffed tracheal tube |
| CN203494021U (en) * | 2013-09-18 | 2014-03-26 | 中国人民解放军南京军区南京总医院 | Low-pressure-controllable tracheal catheter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180015583A1 (en) * | 2015-01-05 | 2018-01-18 | Societe De Construction D'equipement De Mecanisations Et De Machines Scemm | System for detecting a partial or total obstruction of at least one internal pipe of a tool |
| US10442049B2 (en) * | 2015-01-05 | 2019-10-15 | Societe De Construction D'equipment De Mecanisations Et De Machines Scemm | System for detecting a partial or total obstruction of at least one internal pipe of a tool |
| CN106512169A (en) * | 2016-12-09 | 2017-03-22 | 夏敏 | Air-exhaust-free tracheal catheter and use method thereof |
| CN111494782A (en) * | 2020-06-08 | 2020-08-07 | 句容市人民医院 | Balloon pressure monitoring type catheter and monitoring method thereof |
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| Publication number | Publication date |
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| CN103446650B (en) | 2014-10-15 |
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