CN102133445A - Annular cartilage pressing device - Google Patents
Annular cartilage pressing device Download PDFInfo
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- CN102133445A CN102133445A CN 201110102165 CN201110102165A CN102133445A CN 102133445 A CN102133445 A CN 102133445A CN 201110102165 CN201110102165 CN 201110102165 CN 201110102165 A CN201110102165 A CN 201110102165A CN 102133445 A CN102133445 A CN 102133445A
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- pressure
- arc
- elasticity shelf
- pressing pad
- depressor
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Abstract
The invention provides an annular cartilage pressing device, relating to a medical appliance. The annular cartilage pressing device provided by the invention can not compress the vessels and nerves of the whole neck, can quantize the pressing force of the annular cartilage and can reflect the pressing conditions in real time, and the pressing force of the annular cartilage pressing device is controllable. The annular cartilage pressing device is provided with a cambered elastic frame and a cambered pressing pad, wherein the cambered pressing pad is connected with one end of the inner side of the cambered elastic frame; a U-shaped elastic frame or a C-shaped elastic frame or the like can be used as the cambered elastic frame; a cambered silica gel pressing pad or a cambered rubber pressing pad or the like can be used as the cambered pressing pad; and the cambered elastic frame is preferably provided with at least one of a pressure sensor, a pressure display, a pressure setting device, a pressure regulator, a release device, a pressure protector, a neck stent and the like.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, especially relate to a kind of cricoid cartilage depressor that is mainly used in trachea and esophagus.
Background technology
When anaesthetizing sb. generally, enter digestive tract in order to prevent gush out esophagus or gas of material in the digestive tract, often need push cricoid cartilage, cricoid cartilage is moved with surrounding tissue to the cervical vertebra direction press off esophagus, the shutoff esophagus.Traditional method is to adopt finger presses because push the position, push dynamics, the difference of compressing time, operator proficiency level etc., therefore often can't reach the purpose of effectively pushing.
Wu Guanglan, Qian Kejian, Zhao Weilu, the Malong waits earlier institute to show " cricoid cartilage compressor prevent general anesthesia rapid induction gas from going into the clinical observation of stomach " [J]. Jiangxi Medical College's journal, 1997,37 (1): 91-92) the cricoid cartilage compressor of report adopts 1 special artificial leather semilune bolster, long 18cm, high 5cm, wide 8cm, cervical vertebra mid point bolster is minimum, both sides are higher, be semilune, the high point of bilateral is respectively installed the plastic fastener of 1 wide 2cm, two slide fasteners formation ring that links closely, though play the cricoid cartilage contention effect, have following shortcoming: 1, adopt the zip mode annular fixation that links closely to cause compressing to whole cervical region nervus vasculairs, hinder cerebrum blood circulation and nerve conduction; 2, this kind fixation that links closely does not have pressure to show, can't quantize dynamics that cricoid cartilage is pushed, can not reflect the situation of pushing; 3, this method does not have pressure protective device, easily because the excessive damage that causes tracheal rings or cricoid cartilage of pressure.Therefore do not see so far and apply.
Summary of the invention
The objective of the invention is to above-mentioned shortcoming at existing cricoid cartilage depressor existence, provide a kind of whole cervical region nervus vasculairs are not caused compressing, can quantize cricoid cartilage and push dynamics, situation is pushed in real time reaction, the cricoid cartilage depressor that the pressure of pushing is controlled.
The present invention is provided with arc elasticity shelf and arc pressing pad; Described arc pressing pad is connected with the inboard end of arc elasticity shelf.
Described arc elasticity shelf can adopt arc steel plate etc., and described arc elasticity shelf can adopt elasticity shelfs such as U-shaped or C shape.
Described arc pressing pad can adopt the soft pressing pad of arc, the soft pressing pad of described arc can adopt arc silica gel pressing pad or arc rubber pressing pad etc., the planform of arc pressing pad is by imitative biology of soft pressing pad design, during use, " ride " on cricoid cartilage as saddle, can fully contact when pushing, can slippage.
Preferably be provided with at least a in pressure transducer, pressure display unit, pressure setting device, pressure regulator, the device of loosening, pressure protector, the cervical region carriage etc. on the described arc elasticity shelf.
The bottom of described arc pressing pad can be provided with support member, described support member can adopt metallic supports or engineering plastics support member etc., the one side of described support member is connected with the arc pressing pad, the another side of support member is connected with pressure transducer, connecting portion is provided with Movable joint, and purpose is to make to push strength from different angles and can both be transmitted on the pressure transducer.
Described pressure transducer can adopt mechanical pressure sensor or electronic pressure transmitter, and described pressure transducer is connected between the support member and arc elasticity shelf of arc pressing pad.
The outfan of the input termination pressure transducer of described pressure display unit, described pressure display unit can adopt light emitting diode indicator or pressure dial plate etc., and it can be fixed on the arc elasticity shelf, near the pressure transducer end, pressure display unit oriented manipulation person is convenient to the operator and is checked.
Described pressure setting device is a kind of electronic installation, and the pressure setting device links to each other with pressure inductor or pressure display unit; Described pressure setting device is provided with function key, display, chip and speaker, chip is connected with functor, display and speaker respectively, described pressure setting device can integrate or make separately an equipment with pressure display unit and pressure display unit placed side by side, the function of described pressure setting device is to set different force value as required, when the numerical value on pressure inductor or the pressure display unit met or exceeded the numerical value of these settings, the pressure setting device can be pointed out warning.
Described pressure regulator is used to regulate the elastic force state of arc elasticity shelf, and described pressure regulator is provided with pull bar, adjusting rod and card, and the pull bar two ends are fixed on about the stage casing of arc elasticity shelf, makes the arc elasticity shelf be in arcual elastic stage all the time; Adjusting rod is provided with equally distributed pawl, one end of adjusting rod is fixed on the stage casing of pull bar, the other end of adjusting rod is a free-end, and described free-end points to the mid point of arc elasticity shelf, relies on pawl and the card interlock that is fixed on arc elasticity shelf mid point on the adjusting rod; Described card is fixed on arc elasticity shelf dorsal part midpoint, moves to arc elasticity shelf mid point when pull bar promotes adjusting rod, hangs when tight by the pawl on the adjusting rod and card one tooth one tooth, realizes that arc elasticity shelf two ends are apart from close.
The described device of loosening is used for the arc elasticity shelf of loosening fast, the described device of loosening is made up of the card of the button of loosening, spring and pressure regulator, and the button of loosening links to each other with card, when promoting to loosen button, the button of loosening drives card and removes from the pawl on the adjusting rod lever arm, makes adjusting rod be free state; Spring links to each other with loosen button or card, is unclamping when loosening button, and card is got back on the functional position under the effect of spring fast.
Described pressure protector is used to prevent that the pressing force of arc elasticity shelf from meeting or exceeding the pressure gate, described pressure protector is made up of pressure gate and cover capsule that the arc elasticity shelf connects several places between pressure transducer and the pressure regulator pull bar, described pressure gate is meant the arc elasticity shelf part after adopt attenuate on the arc elasticity shelf or soften etc. handled, everywhere pressure gate is provided with relative target pressure value, when the pressing force of arc elasticity shelf meets or exceeds the pressure gate, the pressure gate can deform, and unclamps the elastic force of arc elasticity shelf; The pressure gate can design several places according to clinical position.The cover capsule is to be enclosed within mechanisms such as rigidity on the arc elasticity shelf pressure gate or reinforced plastics, even arc elasticity shelf pressure surpasses the pressure gate target pressure value that the quilt cover capsule entangles, the pressure gate can not deform yet herein, the cover capsule promotes to the big pressure gate direction of force value from the little pressure gate of target pressure value, before ending at maximum clinical pressure gate, overlap the capsule end and will entangle the minimum pressure gate this moment, and cover capsule front end can not entangle maximum clinical pressure gate.
Described cervical region carriage is used to protect cervical region to avoid being weighed wounded; described cervical region carriage can adopt the soft carriage imitative biology of pressing the design of cervical region dorsal surface body surface planform; described imitative biology, soft carriage can adopt silica gel carriage or rubber carriage; the bottom of described cervical region carriage can be provided with gripper shoe; preferably be provided with universal Movable joint between described gripper shoe and the arc elasticity shelf; can when pressurizeing, adjust to position evenly stressed, not slippage automatically with assurance cervical region carriage, can not cause the part to weigh wounded.
Compare with existing cricoid cartilage depressor, the present invention has following outstanding advantage:
1) owing to adopt arc (semi-circular) structure, therefore can use from neck one side; It is convenient to use the back to release, and is fit to one-handed performance, flexible.
2) owing to adopt arcuate structure, only push at the vertebra place behind cricoid cartilage and neck, so pressure stability, accurate, can not push other place, position of cervical region, causes other side effect.
3) process of pushing has force value to show, can accurately control cricoid cartilage and push strength.
4) owing to be provided with pressure regulator and the device of loosening, therefore make operating process not only simpler and easy, and the efficient height, simultaneously simple in structure, not fragile.
5) owing to be provided with pressure protector, therefore can prevent maloperation, avoid arc elasticity shelf pressure excessive,, cause the histoorgan organic lesion above being operated the object security scope.
6) owing to be provided with the pressure setting device, therefore can need not painstakingly remove to see pressure display unit in the operating process, listen the prompting alarm sound just to know pressure control situation, increase work efficiency according to different body constitution of patient and age flexible.
7) because arc pressing pad and cervical region carriage adopt imitative cricoid cartilage and back cervical region body surface curve design, materials are neither too hard, nor too soft, accurate positioning, safe, comfortable when therefore operating.
8) owing to all used gimbal suspension, can adapt to various dissimilar patients' needs (, situations such as neck thick, cervical vertebra disfiguration short) as neck at arc pressing pad that contacts with human body and cervical region carriage.
Description of drawings
Fig. 1 is that the structure of the embodiment of the invention is formed sketch map.
The specific embodiment
Following examples will the present invention is further illustrated in conjunction with the accompanying drawings.
Referring to Fig. 1, the embodiment of the invention is provided with arc elasticity shelf 1, arc pressing pad 2, pressure transducer 3, pressure display unit 4, pressure setting device 5, pressure regulator, the device 7 of loosening, pressure protector 8 and cervical region carriage 9; Described arc pressing pad 2 is connected with arc elasticity shelf 1 an inboard end.
Described arc elasticity shelf 1 adopts arc steel plate etc., and described arc elasticity shelf 1 can adopt semi-circular elasticity shelf.
Described arc pressing pad 2 adopts arc silica gel pressing pad, and the planform of arc pressing pad, " is ridden " on cricoid cartilage as saddle during use by imitative biology of soft pressing pad design, can fully contact when pushing, can slippage.
The bottom of described arc pressing pad 2 can be provided with support member 21, described support member 21 can adopt metallic supports or engineering plastics support member etc., the one side of described support member 21 is connected with arc pressing pad 2, the another side of support member 21 is connected with pressure transducer 3 by gimbal suspension 22, connecting portion is provided with Movable joint, and purpose is to make to push strength from different angles and can both be transmitted on the pressure transducer 3.
Described pressure transducer 3 adopts mechanical pressure sensor or electronic pressure transmitter, and described pressure transducer 3 is connected between the support member 21 and arc elasticity shelf 1 of arc pressing pad 2.
The outfan of the input termination pressure transducer 3 of described pressure display unit 4, described pressure display unit 4 can adopt light emitting diode indicator or pressure dial plate etc., and it can be fixed on the arc elasticity shelf, near the pressure transducer end, pressure display unit 4 oriented manipulation persons are convenient to the operator and are checked.
Described pressure setting device 5 is a kind of electronic installations, and pressure setting device 5 links to each other with pressure inductor 3 or pressure display unit 4; Described pressure setting device 5 is provided with function key, display, chip and speaker, chip is connected with functor, display and speaker respectively, described pressure setting device 5 can integrate or make separately equipment and pressure display unit 4 with pressure display unit 4 placed side by side, the function of described pressure setting device 5 is to set different force value as required, when the numerical value on pressure inductor 3 or the pressure display unit 4 met or exceeded the numerical value of these settings, pressure setting device 5 can be reported to the police in prompting.
Described pressure regulator is used to regulate the elastic stage of arc elasticity shelf 1, described pressure regulator is provided with pull bar 61, adjusting rod 62 and card 63, pull bar 61 two ends are fixed on about the stage casing of arc elasticity shelf, make the arc elasticity shelf be in arcual elastic stage all the time; Adjusting rod 62 is provided with equally distributed pawl, one end of adjusting rod 62 is fixed on the stage casing of pull bar 61, the other end of adjusting rod 62 is free-ends, and described free-end points to the mid point of arc elasticity shelf, relies on pawl and card 63 interlocks that are fixed on arc elasticity shelf mid point on the adjusting rod 62; Described card 63 is fixed on arc elasticity shelf dorsal part midpoint, moves to arc elasticity shelf mid point when pull bar 61 promotes adjusting rods 62, hangs when tight by the pawl on the adjusting rod 62 and card 63 1 teeth one tooth, realizes that arc elasticity shelf two ends are apart from close.
The described device 7 of loosening is used for the arc elasticity shelf 1 of loosening fast, the described device 7 of loosening is made up of the card 63 of loosen button 71, spring 72 and pressure regulator, the button 71 of loosening links to each other with card 63, when promoting to loosen button 71, the button 71 of loosening drives card 63 and removes from the pawl on adjusting rod 62 lever arms, makes adjusting rod 62 be free state; Spring 72 links to each other with loosen button 71 or card 63, is unclamping when loosening button 71, and card 63 is got back on the functional position under the effect of spring 72 fast.
Described pressure protector 8 is used to prevent that the pressing force of arc elasticity shelf 1 from meeting or exceeding the pressure gate, described pressure protector 8 is made up of the pressure gate 81 and the cover capsule 82 at several places between the pull bar 61 of arc elasticity shelf 1 connection pressure transducer 3 and pressure regulator, described pressure gate 81 is meant the part after adopt attenuate on the arc elasticity shelf or soften etc. handled, each pressure gate 81 is provided with relative target pressure value, when the pressing force of arc elasticity shelf meets or exceeds the pressure gate, pressure gate 81 can deform, and unclamps the elastic force of arc elasticity shelf; Pressure gate 81 can be according to clinical position force value design several places from small to large.Cover capsule 82 is to be enclosed within mechanisms such as rigidity on the pressure gate 81 or reinforced plastics, even arc elasticity shelf pressure surpasses pressure gate 81 target pressure value that quilt cover capsule 82 entangles, pressure gate 81 can not deform yet herein, cover capsule 82 promotes to big pressure gate 81 directions of force value from the little pressure gate 81 of target pressure value, before stopping at maximum clinical pressure gate, overlap capsule 82 ends and will entangle the minimum pressure gate this moment, and cover capsule 82 front ends can not entangle maximum clinical pressure gate.
Described cervical region carriage 9 is used to protect cervical region to avoid being weighed wounded; described cervical region carriage 9 can adopt the soft carriage imitative biology of pressing the design of cervical region dorsal surface body surface planform; described imitative biology, soft carriage can adopt silica gel carriage or rubber carriage; the bottom of described cervical region carriage 9 can be provided with gripper shoe 91; be provided with universal Movable joint 92 between described gripper shoe 91 and the arc elasticity shelf; can when pressurizeing, adjust to position evenly stressed, not slippage automatically with assurance cervical region carriage 9, can not cause the part to weigh wounded.
During use, on the basis of understanding patient's basic document, at first pressure protector is transferred to the tolerant maximum pressure gate of such patient place according to patient age, physical condition.Secondly, pressure is provided with device is transferred to such patient's desired pressure place; 3, crouch when the patient is flat, when under the basal anesthesia effect, being in sleep state, Anesthetist's right hand holds the pressure regulator position of cricoid cartilage depressor depressor is overlapped from the patient right side to cervical region, when arc pressing pad, cervical region carriage and cricoid cartilage and spinal column are in same straight line, left hand guiding arc pressing pad is aimed at cricoid cartilage, and the right hand begins the pressurization of operating pressure actuator; 4, Anesthetist's both hands unclamp depressor (use skilled after can singlehanded complete operation) when pressure reaches the pressure setting device, the beginning induction of anesthesia, and positive airway pressure is set up the air flue operation.5, intubate or place laryngeal mask finish fixing after, hand thumb promote to loosen the fast button of loosening of device, cricoid cartilage depressor pressure unclamps, and takes out the depressor routine disinfection, prepares next time and uses.
Claims (10)
1. the cricoid cartilage depressor is characterized in that being provided with arc elasticity shelf and arc pressing pad; Described arc pressing pad is connected with the inboard end of arc elasticity shelf.
2. cricoid cartilage depressor as claimed in claim 1 is characterized in that described arc elasticity shelf is U-shaped elasticity shelf or C shape elasticity shelf.
3. cricoid cartilage depressor as claimed in claim 1 is characterized in that described arc pressing pad is the soft pressing pad of arc, and the soft pressing pad of described arc is arc silica gel pressing pad or arc rubber pressing pad.
4. cricoid cartilage depressor as claimed in claim 1 is characterized in that described arc elasticity shelf is provided with at least a in pressure transducer, pressure display unit, pressure setting device, pressure regulator, the device of loosening, pressure protector, the cervical region carriage.
5. cricoid cartilage depressor as claimed in claim 1 is characterized in that the bottom of described arc pressing pad is provided with support member, and the one side of described support member is connected with the arc pressing pad, and the another side of support member is connected with pressure transducer, and connecting portion is provided with Movable joint; Described support member preferably adopts metallic supports or engineering plastics support member.
6. cricoid cartilage depressor as claimed in claim 1 is characterized in that described pressure transducer is mechanical pressure sensor or electronic pressure transmitter, and described pressure transducer is connected between the support member and arc elasticity shelf of arc pressing pad.
7. cricoid cartilage depressor as claimed in claim 4 is characterized in that the outfan of the input termination pressure transducer of described pressure display unit, and described pressure display unit is light emitting diode indicator or pressure dial plate.
8. cricoid cartilage depressor as claimed in claim 4 is characterized in that described pressure setting device links to each other with pressure inductor or pressure display unit; Described pressure setting device is provided with function key, display, chip and speaker, chip is connected with functor, display and speaker respectively, described pressure setting device and pressure display unit integrates or make an equipment separately and pressure display unit placed side by side; Described pressure regulator is used to regulate the elastic force state of arc elasticity shelf, and described pressure regulator is provided with pull bar, adjusting rod and card, and the pull bar two ends are fixed on about the stage casing of arc elasticity shelf, makes the arc elasticity shelf be in arcual elastic stage all the time; Adjusting rod is provided with equally distributed pawl, one end of adjusting rod is fixed on the stage casing of pull bar, the other end of adjusting rod is a free-end, and described free-end points to the mid point of arc elasticity shelf, relies on pawl and the card interlock that is fixed on arc elasticity shelf mid point on the adjusting rod; Described card is fixed on arc elasticity shelf dorsal part midpoint, moves to arc elasticity shelf mid point when pull bar promotes adjusting rod, hangs when tight by the pawl on the adjusting rod and card one tooth one tooth, realizes that arc elasticity shelf two ends are apart from close.
9. cricoid cartilage depressor as claimed in claim 4 is characterized in that the described device of loosening is used for the arc elasticity shelf of loosening fast, and the described device of loosening is made up of the card of the button of loosening, spring and pressure regulator, and the button of loosening links to each other with card; Spring links to each other with loosen button or card; Described pressure protector is used to prevent that the pressing force of arc elasticity shelf from meeting or exceeding the pressure gate, and described pressure protector is made up of pressure gate and cover capsule that the arc elasticity shelf connects several places between pressure transducer and the pressure regulator pull bar.
10. cricoid cartilage depressor as claimed in claim 4; it is characterized in that described cervical region carriage is used to protect cervical region to avoid being weighed wounded; described cervical region carriage adopts the soft carriage imitative biology of pressing the design of cervical region dorsal surface body surface planform; described imitative biology, soft carriage adopted silica gel carriage or rubber carriage; the bottom of described cervical region carriage is provided with gripper shoe, is provided with universal Movable joint between described gripper shoe and the arc elasticity shelf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110102165 CN102133445B (en) | 2011-04-22 | 2011-04-22 | Annular cartilage pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110102165 CN102133445B (en) | 2011-04-22 | 2011-04-22 | Annular cartilage pressing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102133445A true CN102133445A (en) | 2011-07-27 |
| CN102133445B CN102133445B (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110102165 Expired - Fee Related CN102133445B (en) | 2011-04-22 | 2011-04-22 | Annular cartilage pressing device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5483974A (en) * | 1993-05-20 | 1996-01-16 | Crangle; Richard | Device to apply, hold, and measure cricoid pressure during endotracheal intubation or cricothyroidotomies, or other medical airway procedures |
| US7055908B1 (en) * | 2000-09-26 | 2006-06-06 | Williams Don C | Extended interfaced, under and around chin, head support system for resting while sitting |
| US20060258960A1 (en) * | 2005-05-12 | 2006-11-16 | Gto Medical, Inc. | Device for applying and gauging cricoid pressure |
| US20080262479A1 (en) * | 2007-04-20 | 2008-10-23 | Daniel Barela | Medical device for preventing passive regurgitation |
-
2011
- 2011-04-22 CN CN 201110102165 patent/CN102133445B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5483974A (en) * | 1993-05-20 | 1996-01-16 | Crangle; Richard | Device to apply, hold, and measure cricoid pressure during endotracheal intubation or cricothyroidotomies, or other medical airway procedures |
| US7055908B1 (en) * | 2000-09-26 | 2006-06-06 | Williams Don C | Extended interfaced, under and around chin, head support system for resting while sitting |
| US20060258960A1 (en) * | 2005-05-12 | 2006-11-16 | Gto Medical, Inc. | Device for applying and gauging cricoid pressure |
| US20080262479A1 (en) * | 2007-04-20 | 2008-10-23 | Daniel Barela | Medical device for preventing passive regurgitation |
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| CN102133445B (en) | 2013-04-03 |
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Granted publication date: 20130403 Termination date: 20170422 |