CN203881490U - Pressure indicator - Google Patents
Pressure indicator Download PDFInfo
- Publication number
- CN203881490U CN203881490U CN201420216500.4U CN201420216500U CN203881490U CN 203881490 U CN203881490 U CN 203881490U CN 201420216500 U CN201420216500 U CN 201420216500U CN 203881490 U CN203881490 U CN 203881490U
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- Prior art keywords
- pressure
- upper cover
- intermediate member
- scale mark
- lower cover
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Abstract
The utility model discloses a pressure indicator structure which is formed by an outer shell body formed by an upper cover and a lower cover and an intermediate member, an elastic pressure sensing diaphragm and a transmission indicating rod which are orderly arranged in the cavity of the outer shell body. The lower space of the upper cover is provided with a positioning convex son buckle whose center is provided with a round-cap-shaped protrusion, and the positioning convex son buckle and the positioning groove mother buckle of the intermediate member are connected in a buckling way. The bottom of the intermediate member is provided with a circumferential groove used for connecting the elastic pressure sensing diaphragm. The outer side wall of the shell is provided with scale lines for indicating negative pressure, safe pressure and high pressure. The transmission indicating rod is formed by a supporting end, an indicating end, a supporting end, and a linkage rod. The materials of the intermediate member and the elastic pressure sensing diaphragm are silicone rubber materials with the hardness of 40-80A and 10-60A. The maximum outer diameter of the buckling position of the upper cover and the lower cover is 10mm to 25mm. The pressure indicator has the advantages of sensitive pressure indication, small size and easy operation and is especially suitable for the monitoring of the pressure of a laryngeal mask and a trachea cannula sac body.
Description
Technical field
The utility model relates to a kind of pressure indicator, for measuring and indication laryngeal mask, and the air bag in trachea cannula structure or the pressure in water pocket.
Background technology
In medical field, laryngeal mask is a kind of novel gas passage equipment in recent years occurring, it is for anesthetic gases and oxygen being sent into the device in unconscious patient body in operation.Trachea cannula is important medical supplies conventional in rescue service, is the Medical treatment device using in management of respiratory.
Air bag or water pocket as sealing and be fixed on body cavities, be applied in the medical instruments fields such as laryngeal mask, trachea cannula at large.For Safe of Medical Device is considered, very important to the pressure detection of air bag or water pocket, need clinically to adopt and measure and indicate the indicator of laryngeal mask trachea cannula at any time the pressure of air bag or water pocket to be detected.
In prior art, application number is November 14 2013 2013207276348(applying date) Chinese utility model patent instructions " pressure indicator ", a kind of structure of pressure indicator is disclosed, its structure is comprised of upper cover, intermediate member, elastic pressure reaction diaphragm, transmission indicator stem and lower cover member, wherein:
Described upper cover, its inside is provided with retaining valve, and the common formation of its outer wall and retaining valve is suitable for reading, and its shoulder is provided with a ring annular groove, the opening of the plasmas channel communicating with atmosphere is located in ring annular groove, and the positioning convex of upper cover is connected with the detent of intermediate member.
Described intermediate member, the ring week flange of its lower port and elastic pressure reaction diaphragm is bonding, and the lower surface of elastic pressure reaction diaphragm is provided with the groove coordinating with transmission indicator stem support end;
Described transmission indicator stem, by support end, connecting link and the indication end being connected respectively with bottom with support end top and the hole that is positioned at both sides, indication end form.
Described elastic pressure reaction diaphragm, its surface be provided with annular, ellipse or other arbitrary shapes ring week reinforcement and by the waling dispersed of mind-set surrounding, the quantity of described waling is 2～16, waling is uniformly distributed with all reinforcement square crossings of ring, the transverse shape of encircling all reinforcements and waling is designed to waveform, or rectangle, or triangle, or other geometric configuration.
Described elastic pressure reaction diaphragm, its planform is designed to thin rounded flakes, or oval thin slice, or other geometric configuration thin slice, and its thickness is 0.1mm～2.0mm.
Described elastic pressure reaction diaphragm, its material is rubber, or silicon rubber, or TPE, or other high resiliency macromolecular material.
Its advantage is:
1) pressure indicating range is wide, can reach 10cm water column to 100cm water column range.
2) indication precision is high, and resolvability is strong.
3) strong adaptability, can be used for the control survey of air pressure or hydraulic pressure.
But
,the structure of the 1. transmission indicator stem in pressure indicator combiner, 2. the prompting aspect uncertain and 3. pressure indication of the material of intermediate member has respectively following weak point:
1. the weak point that the structure of transmission indicator stem exists:
Because the structure of transmission indicator stem is by support end, connecting link and the indication end being connected respectively with bottom with support end top and the hole that is positioned at both sides, indication end form, wherein the hole of both sides, indication end is in indication end indication draught head process, can cause the indication of transmission indicator stem sensitive not, indicating effect is not good enough.
2. the weak point that the uncertainty of intermediate member material exists
The all flanges of intermediate member lower port and elastic pressure sense film loop are bonding, the material of elastic pressure reaction diaphragm is defined as rubber, or silicon rubber, or TPE, or other high resiliency macromolecular material, because the difference of material can directly affect both adhesive effects, so the uncertainty of intermediate member material can cause its adhesive effect to occur bad phenomenon.
3. the weak point that the prompting of pressure indication exists
In using method, mention that the scale mark from lower cover reads reading, be only scale mark, the marking line of not pointing out negative pressure, safe pressure and malleation.
utility model content
The purpose of this utility model is the weak point existing for prior art, and provide, the structure of prior art Shortcomings part is carried out to improved a kind of pressure indicator, described improvements: the hole that both sides, indication end are not set in the structure of transmission indicator stem; The silicon rubber material that the selected material of flexible sheet is single kind; The outer wall surface layer of lower cover has been set up the scale mark of expressing pressure, thereby has solved the problem that above-mentioned prior art exists.
For achieving the above object, the technical scheme adopting is the utility model:
?a kind of pressure indicator, comprise upper cover, intermediate member, elastic pressure reaction diaphragm, transmission indicator stem and lower cover, it is characterized in that: its structure is comprised of upper cover and lower cover the intermediate member, elastic pressure reaction diaphragm, the transmission indicator stem that in transparent or semitransparent plastic material shell body and shell body hollow cavity, set gradually and forms, the structure of each described building block is as follows respectively:
Described upper cover and lower cover, its profile is all funnel-shaped structure, and the large openend of upper cover is provided with groove, and the large openend of lower cover is provided with bead, forms the hollow cavity of shell body together with the groove of upper cover is interlocked with the bead of lower cover;
Described upper cover, its upper end side is provided with the interface being connected with the inflation/suction port of external device (ED), is provided with 1～6 the cylindrical positioning convex sub-buckle communicating with atmosphere in lower space, and its center is provided with the projection that top is round hat;
Described lower cover, its lower end side is provided with and laryngeal mask, and the air bag in trachea cannula structure or the gas-filled tube of water pocket are connected connects mouth, and its madial wall is evenly equipped with 3～8 reinforcements, is provided with A on lateral wall, the pressure sign district of B and C scale mark;
Described intermediate member, its upper surface is provided with the detent box corresponding with the cylindrical positioning convex sub-buckle communicating with atmosphere in upper cover, middle part is provided with groove, in groove, be provided with the cruciform bracing frame of heaving, the air flue that the uniform arrangement in side communicates with lower space in upper cover, bottom is provided with for connecting the ring week groove of elastic pressure reaction diaphragm;
Described elastic pressure reaction diaphragm, its angle of inclination of encircling between all flanges and wedged bottom is 45～60 °, bottom groove and the wedged bottom arc section that raises up that one section of radius is R4mm～R10mm that joins, its one-piece construction shape is designed to a bowl type, cartridge type, or other solid geometry shape;
Described transmission indicator stem, by support end, indication end forms with the trace that is connected top braces end and indication end, bottom, and wherein the first half of indication end and Lower Half are respectively upper space and the lower space of lower cover.
Described upper cover is connected with intermediate member, is to fasten fastening mode, to implement to be connected with the cylindrical positioning convex sub-buckle of upper cover by the detent box of intermediate member.
Described A, B and C scale mark, A scale mark indicates negative pressure, and B scale mark indicates safe pressure, C scale mark indicates high pressure, described A, B and C3 scale mark, for consistency from top to bottom is arranged in parallel, the physical dimension of A scale mark and B scale mark is 1 mm x15mm, and the physical dimension of C scale mark is 2x15mm.
The material of described intermediate member and elastic pressure reaction diaphragm, is respectively the silastic material that silastic material that hardness is 40-80A and hardness are 10-60A.
Described lower cover inwall reinforcement, 2～8 of its quantity designs, that its shape of cross section is designed to is trapezoidal, rectangle, arc or other geometric configuration.
Bonding agent between described intermediate member and elastic pressure reaction diaphragm is silica gel bonding agent.
Described upper cover and lower cover fastening place maximum outside diameter are of a size of 10 mm～25mm.
The beneficial effects of the utility model
Compared with prior art, the utlity model has following beneficial effect:
1) connected mode of the primary and secondary button by upper cover and intermediate member, make intermediate member in pressure test operating process in steady state (SS), and simple and convenient assembly is quick.
2) due to the hole of both sides, indication end not being set in the structure of transmission indicator stem, therefore, in indication draught head change procedure, the indication of transmission indicator stem is still in sensitive and plateau, and indicating effect is good.
3) due to the material of intermediate member and flexible sheet selected material be chosen to be single definite silicon rubber material, thereby can guarantee the good bonding effect of intermediate member and elasticity reaction diaphragm.
4) tag of pressure indication is obvious, can realize negative pressure monitoring and malleation and detect, and guarantees the security of using.
Accompanying drawing explanation
Fig. 1 is a kind of structure cut-open view of pressure indicator;
Fig. 2 is superstructure cut-open view;
Fig. 3 is superstructure side view;
Fig. 4 is intermediate member sectional view;
Fig. 5 is intermediate member side view;
Fig. 6 is elastic pressure reaction diaphragm sectional view;
Fig. 7 is elastic pressure reaction diaphragm side view;
Fig. 8 is the enlarged drawing of scale mark;
Fig. 9 is lower cover structure sectional view;
Figure 10 upper cover partial enlarged drawing;
Figure 11 lower cover partial enlarged drawing.
In Fig. 1: 1 upper cover; 1-1 is suitable for reading; 1-2 retaining valve; 1-3 lower space; 1-4 gap; 2 intermediate members; 3 elastic pressure reaction diaphragms; 3-1 encircles all flanges; 3-2 upper surface; 3-3 lower surface; 3-6 groove; 4 transmission indicator stems; 4-1 support end; 4-2 trace; 4-3 indication end; 5 lower covers; 5-1 upper space; 5-2 lower space; 5-3 end opening; 5-4 strengthening rib strip; 5-5 connects mouth.
In Fig. 2: 1-5 positioning convex sub-buckle; 1-6 interface; 1-7 projection; 1-8 groove.
In Fig. 3: 1-1 is suitable for reading.
In Fig. 4: 2-2 encircles all grooves; 2-5 detent box; 2-6 cross supporting frame.
In Fig. 5: 2-3 groove; 2-4 air flue; 2-5 detent box; 2-6 cross supporting frame;
In Fig. 6: 3-1 encircles all flanges; 3-2 arc section; 3-3 wedged bottom; 3-4 groove.
In Fig. 7: 3-1 encircles all flanges; 3-3 lower surface; 3-4 groove.
In Fig. 8: A negative pressure; B safe pressure; C high pressure.
In Fig. 9: 5-4 reinforcement; 5-11 flange.
In Figure 10: 1-8 groove.
In Figure 11: 5-11 flange.
Embodiment
In order to make those skilled in the art person understand better technical solutions of the utility model, below in conjunction with drawings and embodiments, the utility model is described in further detail.
Embodiment
Refer to Fig. 1～Figure 11, a kind of pressure indicator, comprise upper cover, intermediate member, elastic pressure reaction diaphragm, transmission indicator stem and lower cover, it is characterized in that: its structure is comprised of upper cover 1 and lower cover 5 intermediate member 2, elastic pressure reaction diaphragm 3, the transmission indicator stem 4 that in transparent or semitransparent plastic material shell body and shell body hollow cavity, set gradually and forms, the structure of each described building block is as follows respectively:
Described upper cover 1 and lower cover 5, its profile is all funnel-shaped structure, and the large openend of upper cover 1 is provided with groove 1-8, and the large openend of lower cover 5 is provided with bead 5-11, forms the hollow cavity of shell body together with the groove 1-8 of upper cover 1 is interlocked with the bead 5-11 of lower cover 5;
Described upper cover 1, its upper end side is provided with the interface 1-6 being connected with the inflation/suction port of external device (ED), in lower space 1-3, be provided with 1～6 the cylindrical positioning convex sub-buckle 1-5 communicating with atmosphere, its center is provided with the protruding 1-7 that top is round hat, and the cylindrical positioning convex sub-buckle 1-5 of the present embodiment is designed to 2;
Described lower cover 5, its lower end side is provided with and laryngeal mask, and the air bag in trachea cannula structure or the snorkel of water pocket are connected meets mouth 5-5, and its madial wall is evenly equipped with 3～8 reinforcements, is provided with A on lateral wall, the pressure sign district of B and C scale mark;
Described intermediate member 2, its upper surface is provided with the detent box 2-5 corresponding with the cylindrical positioning convex sub-buckle 1-5 communicating with atmosphere in upper cover 1, middle part is provided with groove 2-3, in groove 2-3, be provided with the cruciform bracing frame 2-6 heaving, the air flue 2-4 that the uniform arrangement in side communicates with the interior lower space 1-3 of upper cover 1, bottom is provided with for connecting the ring week groove 2-2 of elastic pressure reaction diaphragm 3;
Described elastic pressure reaction diaphragm 3, its angle of inclination of encircling between all flange 3-1 and wedged bottom 3-3 is 45～60 °, 50 ° of the present embodiment designs, bottom groove 3-4 and the wedged bottom 3-3 arc section 3-2 that raises up that one section of radius is R4mm～R10mm that joins, one section of radial design of the present embodiment is R7mm, its one-piece construction shape is designed to a bowl type, cartridge type, or other solid geometry shape, the present embodiment design bowl type;
Described transmission indicator stem 4, by support end 4-1, indication end 4-3 forms with the trace 4-2 that is connected top braces end 4-1 and indication end, bottom 4-3, and wherein the first half of indication end 4-3 and Lower Half are respectively upper space 5-1 and the lower space 5-2 of lower cover 5.
Described upper cover 1 is connected with intermediate member 2, is that the detent box 2-5 by intermediate member 2 implements to be connected to fasten fastening mode with the cylindrical positioning convex sub-buckle of upper cover 1 1-5.
Described A, B and C scale mark, A scale mark indicates negative pressure, and B scale mark indicates safe pressure, C scale mark indicates high pressure, described A, B and C scale mark, for consistency from top to bottom is arranged in parallel, the physical dimension of A scale mark and B scale mark is 1 mm x15mm, and the physical dimension of C scale mark is 2x15mm.
The material of described intermediate member 2 and elastic pressure reaction diaphragm 3, is respectively the silastic material that silastic material that hardness is 40-80A and hardness are 10-60A, the present embodiment design 70A and 30A.
Described lower cover 5 inwall reinforcement 5-4,2～8 of its quantity designs, 6 of the present embodiment designs, that its shape of cross section is designed to is trapezoidal, rectangle, arc or other geometric configuration, the present embodiment design arc.
Bonding agent between described intermediate member 2 and elastic pressure reaction diaphragm 3 is silica gel bonding agent.
Described upper cover 1 and lower cover 5 fastening place maximum outside diameters are of a size of 10 mm～25mm, the present embodiment design 23.5mm.
Principle of work:
To detect laryngeal mask, pressure in air bag in trachea cannula structure is example, the inflation of end interface 1-6 and external device (ED) on shell body/suction port is connected, lower termination mouth 5-5 and laryngeal mask, the gas-filled tube of the air bag in trachea cannula structure is connected, after connection, intermediate member 2 and the formed cavity 2-1 of elastic pressure reaction diaphragm 3 inner chamber communicate with atmosphere, form external pressure chamber, cavity 2-1 space outerpace and shell body inner chamber form air pressure inside chamber jointly, variation with inside and outside air-pressure chamber draught head, elastic pressure reaction diaphragm 3 can produce deformation displacement, drive transmission indicator stem indication end 4-3 to move up and down along lower cover 5 cavity axial directions simultaneously, during use, with syringe, from 1-1 suitable for reading, inflate, gas enters lower space 1-3 by retaining valve 1-2, then by gap 1-4, enter the upper space 5-1 of lower cover 5, gas enters into lower space 5-2 by transmission indicator stem 4 indication end 4-3 and lower cover 5 inwall gaps simultaneously, and then be tested airbag aeration by end opening 5-3, existence due to interior mistress's draught head, thereby cause gas push elastic pressure reaction diaphragm 3 lower surface 3-3 to move upward, drive transmission indicator stem 4 to move upward simultaneously, 4-3 formed profile of reinforcement 5-4 along lower cover 5 inner wall surface under the drive of trace 4-2 in indication end moves up simultaneously, and then the variation of the variation indicated pressure by indication end 4-3, by the A of lower cover 5 outside surfaces, B and C scale mark are understood intracapsular pressure situation.The independence of inner and outer air pressure chamber has guaranteed that the structure of this pressure indicator has guaranteed the sensitivity of test.
The above, be only preferred embodiment of the present utility model, not structure of the present utility model done to any pro forma restriction.Any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of the technical solution of the utility model.
Claims (7)
1. a pressure indicator, comprise upper cover, intermediate member, elastic pressure reaction diaphragm, transmission indicator stem and lower cover, it is characterized in that: its structure is comprised of upper cover (1) and lower cover (5) intermediate member (2), elastic pressure reaction diaphragm (3), the transmission indicator stem (4) that in transparent or semitransparent plastic material shell body and shell body hollow cavity, set gradually and forms, the structure of each described building block is as follows respectively:
Described upper cover (1) and lower cover (5), its profile is all funnel-shaped structure, the large openend of upper cover (1) is provided with groove (1-8), the large openend of lower cover (5) is provided with bead (5-11), forms the hollow cavity of shell body together with the groove (1-8) of upper cover (1) is interlocked with the bead (5-11) of lower cover (5);
Described upper cover (1), its upper end side is provided with the interface (1-6) being connected with the inflation/suction port of external device (ED), in lower space (1-3), be provided with 1～6 the cylindrical positioning convex sub-buckle (1-5) communicating with atmosphere, its center is provided with the projection (1-7) that top is round hat;
Described lower cover (5), its lower end side is provided with and laryngeal mask, and the air bag in trachea cannula structure or the gas-filled tube of water pocket are connected connects mouth (5-5), and its madial wall is evenly equipped with 3～8 reinforcements, is provided with A on lateral wall, the pressure sign district of B and C scale mark;
Described intermediate member (2), its upper surface is provided with the detent box (2-5) corresponding with the cylindrical positioning convex sub-buckle (1-5) communicating with atmosphere in upper cover (1), middle part is provided with groove (2-3), in groove (2-3), be provided with the cruciform bracing frame (2-6) of heaving, the air flue (2-4) that the uniform arrangement in side communicates with the interior lower space of upper cover (1) (1-3), bottom is provided with for connecting the ring week groove (2-2) of elastic pressure reaction diaphragm (3);
Described elastic pressure reaction diaphragm (3), its angle of inclination of encircling between all flanges (3-1) and wedged bottom (3-3) is 45～60 °, bottom groove (3-4) and wedged bottom (3-3) arc section that raises up (3-2) that one section of radius is R4mm～R10mm that joins, its one-piece construction shape is designed to a bowl type, cartridge type, or other solid geometry shape;
Described transmission indicator stem (4), by support end (4-1), indication end (4-3) forms with the trace (4-2) that is connected top braces end (4-1) and indication end, bottom (4-3), and wherein the first half of indication end (4-3) and Lower Half are respectively upper space (5-1) and the lower space (5-2) of lower cover (5).
2. pressure indicator according to claim 1, it is characterized in that: described upper cover (1) is connected with intermediate member (2), is to fasten fastening mode, to implement to be connected with the cylindrical positioning convex sub-buckle of upper cover (1) (1-5) by the detent box (2-5) of intermediate member (2).
3. pressure indicator according to claim 1, it is characterized in that: described A, B and C scale mark, A scale mark indicates negative pressure, and B scale mark indicates safe pressure, C scale mark indicates high pressure, described A, B and C scale mark, for consistency from top to bottom is arranged in parallel, the physical dimension of A scale mark and B scale mark is 1 mm x15mm, and the physical dimension of C scale mark is 2x15mm.
4. pressure indicator according to claim 1, is characterized in that: the material of described intermediate member (2) and elastic pressure reaction diaphragm (3), is respectively the silastic material that silastic material that hardness is 40-80A and hardness are 10-60A.
5. pressure indicator according to claim 1, is characterized in that: described lower cover (5) inwall reinforcement (5-4), and 2～8 of its quantity designs, that its shape of cross section is designed to is trapezoidal, rectangle, arc or other geometric configuration.
6. pressure indicator according to claim 1, is characterized in that: the bonding agent between described intermediate member (2) and elastic pressure reaction diaphragm (3) is silica gel bonding agent.
7. pressure indicator according to claim 1, is characterized in that: described upper cover (1) and lower cover (5) fastening place maximum outside diameter are of a size of 10 mm～25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420216500.4U CN203881490U (en) | 2013-11-14 | 2014-04-30 | Pressure indicator |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310575100.2 | 2013-11-14 | ||
| CN201310575100.2A CN103592075A (en) | 2013-11-14 | 2013-11-14 | Pressure indicator |
| CN201420216500.4U CN203881490U (en) | 2013-11-14 | 2014-04-30 | Pressure indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881490U true CN203881490U (en) | 2014-10-15 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310575100.2A Pending CN103592075A (en) | 2013-11-14 | 2013-11-14 | Pressure indicator |
| CN201410182019.2A Active CN103954396B (en) | 2013-11-14 | 2014-04-30 | Pressure indicator |
| CN201420216500.4U Withdrawn - After Issue CN203881490U (en) | 2013-11-14 | 2014-04-30 | Pressure indicator |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310575100.2A Pending CN103592075A (en) | 2013-11-14 | 2013-11-14 | Pressure indicator |
| CN201410182019.2A Active CN103954396B (en) | 2013-11-14 | 2014-04-30 | Pressure indicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN103592075A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103954396A (en) * | 2013-11-14 | 2014-07-30 | 邹德伟 | Pressure indicator |
| WO2018107567A1 (en) * | 2016-12-14 | 2018-06-21 | 天津美迪斯医疗用品有限公司 | Pressure indicator |
| CN109387318A (en) * | 2017-08-02 | 2019-02-26 | 成都凯天电子股份有限公司 | High-pressure compressor intake pipe absolute pressure sensor |
| CN110678159A (en) * | 2017-02-16 | 2020-01-10 | 纽崔西亚公司 | Gastrostomy device with pressure monitoring |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6009696B2 (en) * | 2013-11-14 | 2016-10-19 | ▲鄒▼▲徳▼▲偉▼ | Pressure indicator |
| GB201412246D0 (en) * | 2014-05-15 | 2014-08-20 | Continental Automotive Systems | Pressure sensor device with high sensitivity and high accuracy |
| CN105699006B (en) * | 2015-09-15 | 2018-04-03 | 亚美斯特（天津）医疗器械有限公司 | A kind of dial type minute-pressure pressure indicator |
| CN105181234B (en) * | 2015-09-15 | 2017-09-22 | 刘庆福 | A kind of instruction device for being used to measuring and indicating laryngeal mask, trachea cannula |
| CN105651424B (en) * | 2015-12-30 | 2019-01-08 | 哈尔滨工业大学 | A kind of pliable pressure detection device |
| JP6772481B2 (en) * | 2016-02-26 | 2020-10-21 | 株式会社ジェイ・エム・エス | Oral-related pressure measurement probe |
| CN107080863A (en) * | 2017-04-25 | 2017-08-22 | 上海契斯特医疗科技公司 | A kind of negative pressure display device and negative pressure drainage device |
| CN107340092A (en) * | 2017-08-17 | 2017-11-10 | 天津美迪斯医疗用品有限公司 | A kind of aerating device with pressure indicator function |
| CN111870786B (en) * | 2020-07-29 | 2023-08-25 | 上海数熵维度医学信息科技有限公司 | air bag pressure indicator |
| CN112781778B (en) * | 2021-01-29 | 2021-08-27 | 常州市第一人民医院 | Tracheal cuff monitoring device |
| CN113916636A (en) * | 2021-11-13 | 2022-01-11 | 沈阳白云机械有限公司 | Labyrinth type diaphragm of intelligent sensor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5535740A (en) * | 1995-06-07 | 1996-07-16 | Baghaee-Rezaee; Hooshang | Disposable pressure gauge for resucitators |
| AUPS255902A0 (en) * | 2002-05-24 | 2002-06-13 | 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 |
| CN202049015U (en) * | 2011-04-25 | 2011-11-23 | 无锡沃骐医疗科技有限公司 | Pressure indicating device and fluid injection equipment with same |
| CN103592075A (en) * | 2013-11-14 | 2014-02-19 | 邹德伟 | Pressure indicator |
-
2013
- 2013-11-14 CN CN201310575100.2A patent/CN103592075A/en active Pending
-
2014
- 2014-04-30 CN CN201410182019.2A patent/CN103954396B/en active Active
- 2014-04-30 CN CN201420216500.4U patent/CN203881490U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103954396A (en) * | 2013-11-14 | 2014-07-30 | 邹德伟 | Pressure indicator |
| CN103954396B (en) * | 2013-11-14 | 2015-12-16 | 邹德伟 | Pressure indicator |
| WO2018107567A1 (en) * | 2016-12-14 | 2018-06-21 | 天津美迪斯医疗用品有限公司 | Pressure indicator |
| CN110678159A (en) * | 2017-02-16 | 2020-01-10 | 纽崔西亚公司 | Gastrostomy device with pressure monitoring |
| US11311461B2 (en) | 2017-02-16 | 2022-04-26 | N.V. Nutricia | Gastrostomy device with pressure monitoring |
| CN109387318A (en) * | 2017-08-02 | 2019-02-26 | 成都凯天电子股份有限公司 | High-pressure compressor intake pipe absolute pressure sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103954396B (en) | 2015-12-16 |
| CN103592075A (en) | 2014-02-19 |
| CN103954396A (en) | 2014-07-30 |
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