CN102019018B - Pressure and flow restricting type ventilation/ attraction machine for detecting fiberoptic bronchoscopy - Google Patents
Pressure and flow restricting type ventilation/ attraction machine for detecting fiberoptic bronchoscopy Download PDFInfo
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- CN102019018B CN102019018B CN201010620456A CN201010620456A CN102019018B CN 102019018 B CN102019018 B CN 102019018B CN 201010620456 A CN201010620456 A CN 201010620456A CN 201010620456 A CN201010620456 A CN 201010620456A CN 102019018 B CN102019018 B CN 102019018B
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Abstract
The invention discloses a pressure and flow restricting type ventilation/ attraction machine for detecting a fiberoptic bronchoscopy, comprising a four way pipe arranged on an enclosure, wherein the four way pipe is respectively communicated with an intake tube, a fiberoptic bronchoscopy attraction hole, a negative pressure source and outside atmosphere; and the four way pipe comprises a valve body and an inner core sealed and connected with the inner wall of the valve body, wherein the inner core is provided with a path, a driving device is connected outside the inner core, and the path can ventilate or attract the bronchoscopy via the driving device. The invention solves the problem of hyoxemia commonly happening in the fiberoptic bronchoscopy examination; the ventilation/ attraction machine can be directly used for pressure support ventilation without pulling out the fiberoptic bronchoscopy so as to maintain the normal arterial partial pressure of oxygen of patients; meanwhile, the invention avoids barotraumas, improves the safety and the success rate for the fiberoptic bronchoscopy examination, expands the application range of the fiberoptic bronchoscopy and does not affect the original function of the fiberoptic bronchoscopy. The invention has simple structure, stable performance and high safety, and is convenient in use. The invention is suitable for any patient to do the fiberoptic bronchoscopy examination, especially patients with intensive care. The invention is especially used for neonate patients of respiratory failure.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, specifically is a kind of pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy.
Background technology
Branchofiberoscope in clinical use more and more widely; In clinical diagnosis, treatment, play an increasingly important role; Along with the improvement to fiber bronchoscope structure, function, and to the further investigation of branchofiberoscope indication, the range of application of branchofiberoscope is more and more wider.Abroad; Branchofiberoscope has been widely used in neonatal patient, and is domestic, and branchofiberoscope is also less at the report of neonate clinical practice; Main cause is that the complication rate of neonate fiber bronchoscope inspection is high than adult patient, and danger is bigger.The major complications of fiberoptic bronchoscopy is a hypoxemia, at critical illness, pediatric patient, especially in neonatal patient; The hypoxemia incidence rate is higher, degree is more serious, thus, can not carry out fiberoptic bronchoscopy and treatment; Thereby delay treatment is until death.
Chinese patent document number CN2316968 discloses a kind of bronchoscope valve that integrates oxygen supply, attracts on May 5th, 1999.It comprises valve casing, valve body valve gap, oxygen supply valve, attracts valve, and it is connected with bronchoscope through the interface section of valve casing, and valve body is arranged in the cavity of valve casing, and valve gap is connected with valve casing through screw thread, and a spring is arranged in the middle of both.The oxygen supply valve with attract that valve is parallel to be distributed on the valve casing, both angles are 120 degree.The one handle groove is arranged on the valve casing, and handle groove communicates with valve shell cavity, and one handle is arranged in the groove, and handle is connected with valve body through screw thread.But this structure in use can not be controlled pressure, frequency and the inspiratory/expiratory of ventilation, and ventilation is not inconsistent clinical needs.
I disclose a kind of pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy in Chinese patent document number CN101297749 on November 5th, 2008; Comprise setting air mixer in the enclosure; Air mixer is communicated with pressure regulator, central oxygen supply system and air compressor respectively, is respectively arranged with oxygen flow harmony in the exterior airflow meter between air mixer and central oxygen supply system and the air compressor; Pressure regulator attracts the hole to be connected with the central negative potential source with branchofiberoscope respectively through tee T.The tee T setting of this structure in the enclosure, tee T is difficult for installing/dismounting, can not carry out oxygen flow and regulate, the certain defective of technical existence needs further to improve.
Summary of the invention
The object of the invention aims to provide a kind of simple in structure, and stable performance is easy to use, and is safe; Need not extract branchofiberoscope; Just can directly carry out pressure support ventilalion, and can avoid windage, improve the safety and the success rate of fiberoptic bronchoscopy through ventilation/attractor; Enlarge the range of application of branchofiberoscope, and do not influence the original function of branchofiberoscope; Applicable to any patient who does fiberoptic bronchoscopy; Especially patient with severe symptoms; Even can be used for the pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of the neonatal patient of respiratory failure, can overcome weak point of the prior art.
A kind of pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy by this purpose design; Comprise the four-way pipe that is arranged on the JIKE, its architectural feature is that four-way pipe attracts hole, negative pressure source and ambient atmosphere to be communicated with air inlet pipe, branchofiberoscope respectively; Four-way pipe comprises valve body and the inner core that is tightly connected with valve interior wall, and inner core is provided with passage, and inner core is circumscribed with driving device, and passage can make the branchofiberoscope ventilation through driving device or attract;
Said valve body one side is provided with spigot and is plugged on the JIKE; Valve body is provided with oxygen port, mirror port, negative port and atmosphere port; The external connection end of four ports attracts hole, negative pressure source and ambient atmosphere to be communicated with air inlet pipe, branchofiberoscope respectively; Connect end in four ports and extend to form four connection tubes in the same plane to inner core; Four connection tubes angle between any two in the same plane is 90 degree, and the passage that is provided with on the inner core can be communicated with connection tube.
The external connection end of said oxygen port is arranged on a side of spigot, and the external connection end of mirror port, negative port is arranged on a relative side of spigot, and the atmosphere port is arranged on an adjacent side of spigot; The connection tube of oxygen port and negative port is arranged on the relative both sides of inner core, and the connection tube of mirror port and atmosphere port is arranged on the relative other both sides of inner core; Inner core is cylindrical, and it is provided with two symmetric passages, and two passes can connect two adjacent connection tubes respectively.
Said four-way pipe is plugged on the four-way pipe slot on the machine shell panel through spigot, and both closely connect; Four-way pipe slot bottom is provided with the ventilation mouth of pipe that is communicated with air inlet pipe, and the ventilation mouth of pipe is connected with the oxygen port of four-way pipe; Also be provided with slot cover on the four-way pipe slot.
Said inner core extends the inner core slot that is rotationally connected with driving device to the spigot of valve body.
Said driving device is the motor that is arranged on interior, and motor is provided with the inner core slot that turning cylinder pierces into four-way pipe slot and four-way pipe and is rotationally connected.
The panel of said JIKE is provided with and attracts display lamp and ventilation display lamp; Interior is provided with power pack and single-chip microcomputer, and the power output end of power pack is connected with the power input of single-chip microcomputer; Motor, attraction display lamp and ventilation display lamp are connected in parallel on respectively on the positive pole of power pack outfan, and the control end of single-chip microcomputer is connected with foot switch; The circumscripted power line and the foot switch of power pack stretch out JIKE.
During the said pressure flow restricted type ventilation/attractor energized that is used for fiberoptic bronchoscopy; Acquiescence is in the attraction state; This moment, the two passes of four-way pipe inner core was communicated with oxygen port and atmosphere port, negative port and mirror port respectively, attracted display lamp to light; Step on foot switch, machine switches to aeration status, and single-chip microcomputer makes motor rotation, and inner core clockwise rotates an angle of 90 degrees, and the two passes on it is communicated with oxygen port and mirror port, negative port and atmosphere port respectively, and the ventilation display lamp is lighted.
Be connected with oxygen pressure regulator and oxygen flow actuator in turn through breather between said air inlet pipe and the four-way pipe, the oxygen pressure harmony in the exterior oxygen pressure adjusting knob of oxygen pressure regulator, the oxygen flow harmony in the exterior oxygen flow adjusting knob of oxygen flow actuator all are arranged on the panel of JIKE.
The invention solves the problem of the common hypoxemia of fiberoptic bronchoscopy; Need not extract branchofiberoscope, just can directly carry out pressure support ventilalion, not only can keep the normal arterial partial pressure of oxygen of fiberoptic bronchoscopy patient through ventilation/attractor; And can avoid windage; Improve the safety and the success rate of fiberoptic bronchoscopy, enlarged the range of application of branchofiberoscope, and do not influenced the branchofiberoscope original function.It is simple in structure, and stable performance is easy to use, and is safe.Be applicable to any patient who does fiberoptic bronchoscopy, especially serious symptom and pediatric patient, even can be used for the neonatal patient of respiratory failure.
The present invention is used for fiberoptic bronchoscopy; Can carry out pressure support ventilalion to the patient easily; And can be through the pressure adjustment knob scalable venting pressure of oxygen pressure regulator; Through the flow that the Flow-rate adjustment knob scalable of oxygen flow actuator is ventilated, push frequency and the inspiratory/expiratory that branchofiberoscope attracts the ventilation of button may command through left index finger, be specially adapted to critical illness and pediatric patient; Also can be used for neonatal patient, can ventilate on demand easily and attract through foot switch replaces.Above technical scheme has solved the problem of the common hypoxemia of fiberoptic bronchoscopy patient; Need not extract branchofiberoscope, just can directly carry out pressure support ventilalion, keep normal arterial partial pressure of oxygen through ventilation/attractor; Thereby avoided inserting repeatedly the complication that branchofiberoscope causes; Also avoid windage simultaneously, improved the safety and the success rate of fiberoptic bronchoscopy, enlarged the range of application of branchofiberoscope.It can have the bronchoscope of biopsy channel to be used with various, because four-way pipe can be extracted easily, discards after can using as a medical article, guards against cross infection.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention machine.
Fig. 2 opens the structural representation of the four-way pipe slot after the slot cover for Fig. 1.
Fig. 3 is the structural representation after Fig. 1 and four-way pipe are pegged graft.
Fig. 4 is the axonometric chart of four-way pipe.
Fig. 5 is the another axonometric chart of four-way pipe.
Fig. 6 is the structural representation (part) of four-way pipe cross section.
Fig. 7 is the structural representation of four-way pipe longitudinal section.
Fig. 8 is the circuit diagram of one embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Referring to Fig. 1-Fig. 8, originally be used for the pressure flow restricted type ventilation/attractor of fiberoptic bronchoscopy, comprise the four-way pipe 2 that is arranged on the JIKE 1, its four-way pipe 2 attracts hole, negative pressure source and ambient atmosphere to be communicated with air inlet pipe 10, branchofiberoscope respectively; Four-way pipe 2 comprises valve body 2.1 and the inner core 2.2 that is tightly connected with valve interior wall, and inner core 2.2 is provided with passage 2.2.2, and inner core 2.2 is circumscribed with driving device, and passage 2.2.2 can make the branchofiberoscope ventilation through driving device or attract.
Referring to Fig. 3-Fig. 7, valve body 2.1 1 sides are provided with spigot 2.3 and are plugged on the JIKE 1; Valve body 2.1 is provided with oxygen port 2.1.4, mirror port 2.1.1, negative port 2.1.3 and atmosphere port 2.1.2; The external connection end of four ports attracts hole, negative pressure source and ambient atmosphere to be communicated with air inlet pipe 10, branchofiberoscope respectively; Connect end in four ports and extend to form four connection tubes that are on the same horizontal plane to inner core 2.2; Four connection tubes angle between any two that is on the same horizontal plane is 90 degree; The passage 2.2.2 that is provided with on the inner core 2.2 can be communicated with connection tube, and is as shown in Figure 6.
Referring to Fig. 4, Fig. 5, the external connection end of oxygen port 2.1.4 is arranged on a side of spigot 2.3, and the external connection end of mirror port 2.1.1, negative port 2.1.3 is arranged on a relative side of spigot 2.3, and atmosphere port 2.1.2 is arranged on an adjacent side of spigot 2.3; Referring to Fig. 6, the connection tube of oxygen port 2.1.4 and negative port 2.1.3 is arranged on the relative both sides of inner core 2.2, and the connection tube of mirror port 2.1.1 and atmosphere port 2.1.2 is arranged on the relative other both sides of inner core 2.2; Referring to Fig. 6, Fig. 7, inner core 2.2 is cylindrical, and it is provided with two symmetric passage 2.2.2, and two passes can connect two adjacent connection tubes respectively.
Referring to Fig. 1-Fig. 3, four-way pipe 2 is plugged on the four-way pipe slot 3 on JIKE 1 panel through spigot 2.3, and both closely connect; Four-way pipe slot 3 bottoms are provided with the ventilation mouth of pipe 3.1 that is communicated with air inlet pipe 10, and the ventilation mouth of pipe 3.1 is connected with the oxygen port 2.1.4 of four-way pipe 2; Also be provided with slot cover 3.3 on the four-way pipe slot 3; Referring to Fig. 7, inner core 2.2 extends the inner core slot 2.2.1 that is rotationally connected with driving device to the spigot 2.3 of valve body 2.1.Referring to Fig. 2, Fig. 3, Fig. 5, driving device is to be arranged on the inner motor 16 of JIKE 1, and motor is provided with the inner core slot 2.2.1 that turning cylinder 3.2 pierces into four-way pipe slot 3 and four-way pipe 2 and is rotationally connected.
Referring to Fig. 1, Fig. 3, Fig. 8, the panel of JIKE 1 is provided with and attracts display lamp 4 and ventilation display lamp 5; JIKE 1 set inside has power pack 18 and single-chip microcomputer 17, and the power output end of power pack is connected with the power input of single-chip microcomputer; Motor 16, attraction display lamp 4 and ventilation display lamp 5 are connected in parallel on respectively on the positive pole of power pack 18 outfans, and the control end of single-chip microcomputer 17 is connected with foot switch 12; The circumscripted power line 11 and the foot switch 12 of power pack 18 stretch out JIKE 1.
When being used for the pressure flow restricted type ventilation/attractor energized of fiberoptic bronchoscopy; Acquiescence is in the attraction state; This moment, the two passes 2.2.2 of four-way pipe 2 inner cores 2.2 was communicated with oxygen port 2.1.4 and atmosphere port 2.1.2, negative port 2.1.3 and mirror port 2.1.1 respectively, attracted display lamp 4 to light; Step on foot switch 12; Machine switches to aeration status; Single-chip microcomputer 17 makes motor 16 runnings; Inner core 2.2 clockwise rotates 90 degree, and the two passes 2.2.2 on it is communicated with oxygen port 2.1.4 and mirror port 2.1.1, negative port 2.1.3 and atmosphere port 2.1.2 respectively, and ventilation display lamp 5 is lighted.
Referring to Fig. 1, Fig. 3; Be connected with oxygen pressure regulator 15 and oxygen flow actuator 14 in turn through breather 13 between air inlet pipe 10 and the four-way pipe 2, the oxygen gauge 8 of oxygen pressure regulator 15 all is arranged on the panel of JIKE 1 with the oxygen flowmeter 6 and the oxygen flow adjusting knob 7 of oxygen pressure adjusting knob 9, oxygen flow actuator 14.
Above-mentioned four-way pipe 2 is arranged on outside the shell 1, and four-way pipe slot 3 is arranged on shell 1 panel.Branchofiberoscope, negative pressure source, high pressure oxygen source are not shown.
Operation principle of the present invention is: during use; At first four-way pipe 2 inner cores 2.2 are adjusted to the attraction state of acquiescence; Transfer to corresponding direction to the turning cylinder 3.2 of the motor 16 in the four-way pipe slot 3 simultaneously with inner core slot 2.2.1; The spigot 2.3 of four-way pipe 2 is inserted in the four-way pipe slot 3, and the turning cylinder 3.2 with the ventilation mouth of pipe 3.1, motor 16 is corresponding respectively to guarantee oxygen port 2.1.4, inner core slot 2.2.1.Attract branchofiberoscope hole, negative pressure source, high pressure oxygen source to be connected with mirror port 2.1.1, negative port 2.1.3, air inlet pipe 10 respectively; Rotation oxygen pressure adjusting knob 9, oxygen flow adjusting knob 7; In oxygen gauge 8, oxygen flowmeter 6, can learn corresponding data, carry out the adjusting of pressure, flow by clinical needs.When energized; Attract display lamp 4 to light; This moment, machine was in the attraction state of acquiescence; Be oxygen port 2.1.4 and atmosphere port 2.1.2 connection, negative port 2.1.3 and mirror port 2.1.1 connection in the four-way pipe 2, this moment, the operation and the routine operation of branchofiberoscope were identical, and the oxygen of high pressure oxygen source gets into the back from air inlet pipe 10 and passes through oxygen pressure regulator 15, oxygen flow actuator 14; Get into ambient atmosphere through the oxygen port 2.1.4 of four-way pipe 2 and the path of atmosphere port 2.1.2 again, help keeping the stable of breather 13 interior oxygen pressures and flow like this.Step on foot switch 12; The clockwise direction rotation an angle of 90 degrees of Fig. 6 press in motor 16 energising, the inner core 2.2 that the turning cylinder 3.2 of motor 16 drives four-way pipes 2, attracts display lamp 4 display lamp 5 that extinguishes, ventilates to light simultaneously; This moment, machine promptly got into aeration status; Be oxygen port 2.1.4 and mirror port 2.1.1 connection, negative port 2.1.3 and atmosphere port 2.1.2 connection in the four-way pipe 2, high pressure oxygen source and branchofiberoscope attract the hole connection to form a path, when pushing branchofiberoscope attraction button; This path and branchofiberoscope biopsy channel form airtight path; Oxygen gets in patient's trachea, the bronchus by certain pressure, flow, and the number of times of pushing branchofiberoscope attraction button is the number of times of breathing, and compressing time is the air-breathing time; The oxygen of above-mentioned path attracts the button gap to get into ambient atmosphere from branchofiberoscope when unclamping branchofiberoscope attraction button; Unclamping branchofiberoscope attracts the time of button to be expiratory duration; The gas that the patient breathes out is breathed out from the gap between branchofiberoscope biopsy channel and branchofiberoscope and trachea; Through the time of regulating finger presses, unclamping, i.e. scalable inspiratory/expiratory, therefore more accordance with physiology needs; During aeration status, negative pressure source is communicated with ambient atmosphere through four-way pipe 2, guarantees negative regulation in this path thus.When stepping on a foot switch again, motor 16 rotates an angle of 90 degrees again by the inner core 2.2 that Fig. 6 clockwise direction drives four-way pipe 2, returns to the attraction state, so back and forth.Operation is extracted four-way pipe 2 after accomplishing, and four-way pipe is worked as MEDICAL WASTE TREATMENT, guards against cross infection; Pull up power line 11, cover four-way pipe slot cover 3.3 again, get final product.
Because branchofiberoscope has no change, so do not ring its function of shadow, the present invention and branchofiberoscope are used; Can prevent and treat the hypoxemia that fiberoptic bronchoscopy causes, keep the normal oxygenate of patient, guarantee patient safety; Enlarged the scope of application of branchofiberoscope; Be applicable to the patient of any fiberoptic bronchoscopy, especially serious symptom and pediatric patient, the neonatal patient of respiratory failure also feasible fiberoptic bronchoscopy under the cooperation of ventilation/attractor even.
Claims (8)
1. pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy; Comprise the four-way pipe (2) that is arranged on the JIKE (1), it is characterized in that four-way pipe (2) attracts hole, negative pressure source and ambient atmosphere to be communicated with air inlet pipe (10), branchofiberoscope respectively; The inner core (2.2) that four-way pipe (2) comprises valve body (2.1) and is tightly connected with valve interior wall, inner core is provided with passage (2.2.2), and inner core (2.2) is circumscribed with driving device, and passage (2.2.2) can make the branchofiberoscope ventilation through driving device or attract.
Said valve body (2.1) one sides are provided with spigot (2.3) and are plugged on the JIKE (1); Valve body (2.1) is provided with oxygen port (2.1.4), mirror port (2.1.1), negative port (2.1.3) and atmosphere port (2.1.2); The external connection end of four ports attracts hole, negative pressure source and ambient atmosphere to be communicated with air inlet pipe (10), branchofiberoscope respectively; Connect end in four ports and extend to form four connection tubes in the same plane to inner core (2.2); Four connection tubes angle between any two at grade is 90 degree, and inner core (2.2) is gone up the passage (2.2.2) that is provided with and can be communicated with connection tube.
2. according to the said pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of claim 1; It is characterized in that the external connection end of said oxygen port (2.1.4) is arranged on a side of spigot (2.3); The external connection end of mirror port (2.1.1), negative port (2.1.3) is arranged on a relative side of spigot (2.3), and atmosphere port (2.1.2) is arranged on an adjacent side of spigot (2.3); The connection tube of oxygen port (2.1.4) and negative port (2.1.3) is arranged on the relative both sides of inner core (2.2), and the connection tube of mirror port (2.1.1) and atmosphere port (2.1.2) is arranged on the relative other both sides of inner core (2.2); Inner core (2.2) is cylindrical, and it is provided with two symmetric passages (2.2.2), and two passes can connect two adjacent connection tubes respectively.
3. according to the said pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of claim 2, it is characterized in that said four-way pipe (2) is plugged on the four-way pipe slot (3) on JIKE (1) panel through spigot (2.3), both closely connect; Four-way pipe slot (3) bottom is provided with the ventilation mouth of pipe (3.1) that is communicated with air inlet pipe (10), and the ventilation mouth of pipe is connected with the oxygen port (2.1.4) of four-way pipe (2); Also be provided with slot cover (3.3) on the four-way pipe slot (3).
4. according to the said pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of claim 3, it is characterized in that said inner core (2.2) extends the inner core slot (2.2.1) that is rotationally connected with driving device to the spigot (2.3) of valve body (2.1).
5. according to the said pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of claim 4; It is characterized in that said driving device for being arranged on the inner motor (16) of JIKE (1), motor is provided with the inner core slot (2.2.1) that turning cylinder (3.2) pierces into four-way pipe slot (3) and four-way pipe (2) and is rotationally connected.
6. according to the said pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of claim 5, it is characterized in that the panel of said JIKE (1) is provided with attraction display lamp (4) and ventilation display lamp (5); Interior is provided with power pack (18) and single-chip microcomputer (17), and the power output end of power pack (18) is connected with the power input of single-chip microcomputer (17); Motor (16), attraction display lamp (4) and ventilation display lamp (5) are connected in parallel on respectively on the positive pole of power pack (18) outfan, and the control end of single-chip microcomputer (17) is connected with foot switch (12); The circumscripted power line (11) and the foot switch (12) of power pack (18) stretch out JIKE (1).
7. according to the said pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of claim 6; When it is characterized in that the said pressure flow restricted type ventilation/attractor energized that is used for fiberoptic bronchoscopy; Acquiescence is in the attraction state; The two passes (2.2.2) of four-way pipe (2) inner core this moment (2.2) is communicated with oxygen port (2.1.4) and atmosphere port (2.1.2), negative port (2.1.3) and mirror port (2.1.1) respectively, attracts display lamp (4) to light; Step on foot switch (12); Machine switches to aeration status; Single-chip microcomputer (17) makes motor (16) running; Inner core (2.2) clockwise rotates an angle of 90 degrees, and the two passes on it (2.2.2) is communicated with oxygen port (2.1.4) and mirror port (2.1.1), negative port (2.1.3) and atmosphere port (2.1.2) respectively, and ventilation display lamp (5) is lighted.
8. according to each said pressure flow restricted type ventilation/attractor that is used for fiberoptic bronchoscopy of claim 1-7; It is characterized in that being connected with oxygen pressure regulator (15) and oxygen flow actuator (14) in turn through breather (13) between said air inlet pipe (10) and the four-way pipe (2), the oxygen flowmeter (6) and the oxygen flow adjusting knob (7) of the oxygen gauge (8) of oxygen pressure regulator (15) and oxygen pressure adjusting knob (9), oxygen flow actuator (14) all are arranged on the panel of JIKE (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010620456A CN102019018B (en) | 2010-12-31 | 2010-12-31 | Pressure and flow restricting type ventilation/ attraction machine for detecting fiberoptic bronchoscopy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010620456A CN102019018B (en) | 2010-12-31 | 2010-12-31 | Pressure and flow restricting type ventilation/ attraction machine for detecting fiberoptic bronchoscopy |
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| CN102019018A CN102019018A (en) | 2011-04-20 |
| CN102019018B true CN102019018B (en) | 2012-09-05 |
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| CN201010620456A Expired - Fee Related CN102019018B (en) | 2010-12-31 | 2010-12-31 | Pressure and flow restricting type ventilation/ attraction machine for detecting fiberoptic bronchoscopy |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103830816B (en) * | 2012-11-23 | 2017-11-17 | Ge医疗***环球技术有限公司 | A kind of suggestion device for Anesthesia machine and corresponding Anesthesia machine |
| LT3634201T (en) | 2017-06-06 | 2023-06-26 | Thoracent, Inc. | Apparatus for performing a bronchoscopy |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2796734Y (en) * | 2005-04-29 | 2006-07-19 | 黎祖荣 | Oxygen supplying mask capable of proceding fiber bronchoscope guiding and trachea intubation simultaneously |
| CN101297749A (en) * | 2008-06-12 | 2008-11-05 | 蒙来成 | Pressure restricted type oxygen supplying/attracting machine for fibre bronchoscopic examination |
| CN201239410Y (en) * | 2008-08-15 | 2009-05-20 | 天津市海河医院 | Three-way device for interventional therapy of trachea |
| CN202015400U (en) * | 2010-12-31 | 2011-10-26 | 蒙来成 | Pressure flow limited ventilation/suction machine for fiber bronchoscopy |
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2010
- 2010-12-31 CN CN201010620456A patent/CN102019018B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2796734Y (en) * | 2005-04-29 | 2006-07-19 | 黎祖荣 | Oxygen supplying mask capable of proceding fiber bronchoscope guiding and trachea intubation simultaneously |
| CN101297749A (en) * | 2008-06-12 | 2008-11-05 | 蒙来成 | Pressure restricted type oxygen supplying/attracting machine for fibre bronchoscopic examination |
| CN201239410Y (en) * | 2008-08-15 | 2009-05-20 | 天津市海河医院 | Three-way device for interventional therapy of trachea |
| CN202015400U (en) * | 2010-12-31 | 2011-10-26 | 蒙来成 | Pressure flow limited ventilation/suction machine for fiber bronchoscopy |
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