CN201208248Y - Pressure limitation type oxygen supply/attracting machine for fiberoptic bronchoscopy - Google Patents
Pressure limitation type oxygen supply/attracting machine for fiberoptic bronchoscopy Download PDFInfo
- Publication number
- CN201208248Y CN201208248Y CNU2008200489520U CN200820048952U CN201208248Y CN 201208248 Y CN201208248 Y CN 201208248Y CN U2008200489520 U CNU2008200489520 U CN U2008200489520U CN 200820048952 U CN200820048952 U CN 200820048952U CN 201208248 Y CN201208248 Y CN 201208248Y
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- CN
- China
- Prior art keywords
- oxygen
- oxygen supply
- air
- pressure
- central
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 239000001301 oxygen Substances 0.000 title claims abstract description 78
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 78
- 238000013276 bronchoscopy Methods 0.000 title claims description 19
- 239000007789 gas Substances 0.000 claims description 8
- 239000002775 capsule Substances 0.000 claims description 6
- 239000000835 fiber Substances 0.000 abstract description 6
- 208000028399 Critical Illness Diseases 0.000 abstract description 2
- 239000008280 blood Substances 0.000 abstract description 2
- 210000004369 blood Anatomy 0.000 abstract description 2
- 206010061688 Barotrauma Diseases 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 230000001988 toxicity Effects 0.000 abstract 1
- 231100000419 toxicity Toxicity 0.000 abstract 1
- 230000003434 inspiratory effect Effects 0.000 description 6
- 206010021143 Hypoxia Diseases 0.000 description 3
- 210000000621 bronchi Anatomy 0.000 description 3
- 208000018875 hypoxemia Diseases 0.000 description 3
- 230000035987 intoxication Effects 0.000 description 3
- 231100000566 intoxication Toxicity 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 238000001574 biopsy Methods 0.000 description 2
- 230000002085 persistent effect Effects 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
An oxygen feeding/attracting machine for limiting pressure during a fiberoptic bronchoscope examination comprises an air mixer arranged inside a housing, and the air mixer is communicated with a pressure regulator, a central oxygen feeding system and an air-compressor separately; an oxygen flow meter is arranged between the air mixer and the central oxygen feeding system, and an air flow meter is installed between the air mixer and the air-compressor; and the pressure regulator is connected with an attracting hole of a fiber bronchial microscope and a central negative pressure source respectively. The utility model solves the problem that a patient is subject to the sympton of meionectic blood during the fiberoptic bronchoscope examination by directly supplying oxygen to the patient through the oxygen feeding/attracting machine for limiting pressure without the need of withdrawing the fiber bronchial microscope, thereby avoiding complications, barotrauma and oxygen toxicity resulting from repeated insertion of the fiber bronchial microscope, enhancing the safety and the attainment rate of the fiberoptic bronchoscope examination, and providing a broader range of areas for the applications of the fiberoptic bronchoscope. The utility model has the advantages of simple structure, convenient use and great security, and is most suitable for critically ill patients, children and newborns in particular.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly a kind of pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy.
Background technology
Branchofiberoscope in clinical use more and more widely, fiber arm mirror plays an increasingly important role in department of pediatrics clinical diagnosis, treatment, along with improvement to fiber bronchoscope structure, function, and to the further investigation of branchofiberoscope indication, the range of application of branchofiberoscope will be more and more wider.Abroad, branchofiberoscope has been widely used in neonatal patient, and is domestic, also sees the report that has discrete branchofiberoscope to be applied to neonatal patient.The major complications of fiberoptic bronchoscopy is a hypoxemia, critical illness patient, children's, especially at neonate, the incidence rate and the order of severity of hypoxemia are more obvious, thus, can not carry out fiberoptic bronchoscopy and treatment, thereby delay treatment is until patient death.
A kind of bronchoscope valve that integrates oxygen supply, attracts is disclosed among the Chinese patent literature CN2316968Y.It comprises valve casing, valve body valve gap, oxygen supply valve, attracts valve, and it is connected with bronchoscope by 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 by 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 by screw thread.This structure in use can not be controlled pressure, oxygen concentration, frequency and the inspiratory/expiratory of oxygen supply, and oxygen supply is not inconsistent clinical needs.
The utility model content
The purpose of this utility model aims to provide the original attraction function of a kind of reservation, can attract the hole by branchofiberoscope again, directly oxygen is sent in trachea, the bronchus, and scalable oxygen concentration and oxygen supply pressure when guaranteeing oxygen supply, can avoid air pressure to injure oxygen intoxication effectively, be specially adapted to Cavity in Critical Patients and children's, especially neonate is used for the pressure limit type oxygen supply/attractor of fiberoptic bronchoscopy, can overcome weak point of the prior art.
A kind of pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy by this purpose design, comprise setting air mixer in the enclosure, air mixer is communicated with pressure regulator, central oxygen supply system and air compressor respectively, and its architectural feature is to be 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 by tee T.
Described air mixer is communicated with central oxygen supply system and air compressor respectively by hyperbaric oxygen source of the gas pipe and pressure-air source capsule, and oxygen flow harmony in the exterior airflow meter is separately positioned on hyperbaric oxygen source of the gas pipe and the pressure-air source capsule.
The intersection of described tee T is provided with the tee T turn-knob.
Described pressure regulator, oxygen flow harmony in the exterior airflow meter all are provided with in the enclosure.
When this utility model carries out fiberoptic bronchoscopy, regulate oxygen flowmeter and airflow meter, with the oxygen concentration that need to obtain, as to require oxygen concentration be 0.6 o'clock, and then oxygen flow is that 2L/ branch, air mass flow are the 2L/ branch; Rotation pressure actuator turn-knob carries out oxygen supply pressure by clinical needs and regulates.Swivel tee pipe turn-knob is selected oxygen supply or attraction.When selecting oxygen supply, left index finger is pushed branchofiberoscope and is attracted knob, the oxygen of then directly sending into suitable pressure and concentration is to trachea, bronchus, the persistent period of pushing then is equivalent to inspiratory duration, the time that left index finger is not pushed branchofiberoscope attraction knob is expiratory duration, may command inspiratory/expiratory thus, make ventilation more meet clinical needs, patient's blood oxygen pressure in the fiberoptic bronchoscopy process is not reduced and can raise to some extent, and farthest avoid the possibility of windage and oxygen intoxication.
This utility model is used for fiberoptic bronchoscopy, can give patient's oxygen supply and vacuum suction easily, and can carry out the oxygen concentration adjusting by regulating oxygen flow harmony in the exterior airflow meter, by pressure regulator scalable oxygen supply pressure, push frequency and the inspiratory/expiratory that branchofiberoscope attracts the oxygen supply of button may command by left index finger, can carry out oxygen supply simultaneously in the fiberoptic bronchoscopy, be specially adapted to Cavity in Critical Patients and children's, be particularly useful for neonate.Above technical scheme has solved the problem of the common hypoxemia of fiberoptic bronchoscopy patient, need not extract branchofiberoscope, just can directly carry out oxygen supply by pressure limit type oxygen supply/attractor, thereby avoided inserting repeatedly the complication that branchofiberoscope causes, and can avoid windage and oxygen intoxication, improve the safety and the success rate of fiberoptic bronchoscopy, enlarged the range of application of branchofiberoscope.It is simple in structure, and is easy to use, can be used for various bronchoscopies, and removable cleaning and soaking disinfection, guards against cross infection.
Description of drawings
Fig. 1 is this utility model one example structure sketch map.
Fig. 2 opens the front-panel structure sketch map for Fig. 1.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further described.
Referring to Fig. 1 and Fig. 2, originally the pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy, comprise the air mixer 9 that is arranged in the shell 1, air mixer is respectively arranged with oxygen flowmeter 4 and airflow meter 7 respectively with pressure regulator 3, be communicated with central oxygen supply system and air compressor respectively by hyperbaric oxygen source of the gas pipe 5 and pressure-air source capsule 6 on hyperbaric oxygen source of the gas pipe and the pressure-air source capsule.Pressure regulator 3 is connected with the B port of tee T 8, and the A of tee T 8 attracts the hole to be connected with the central negative potential source with branchofiberoscope respectively with the C port.The intersection of tee T 8 is provided with tee T turn-knob 2.Pressure regulator 3, oxygen flowmeter 4 and airflow meter 7 all are provided with in the enclosure.
Operation principle: during use, carry out pipeline by above-mentioned requirements and connect, regulate oxygen flow and airflow meter, with the oxygen concentration that need to obtain, rotational pressure actuator turn-knob carries out oxygen supply pressure by clinical needs and regulates, and too much gas overflows from pressure regulator gas outlet.Swivel tee pipe turn-knob is selected oxygen supply or is attracted function.When selecting the oxygen supply function, regulate the tee T turn-knob, tee T A end is communicated with the threeway pipe B end, tee T C end is closed, left index finger is pushed the attraction knob, at this moment, branchofiberoscope attracts hole, biopsy channel and pressure limit type oxygen supply/attractor to form an airtight passage, the oxygen of then directly sending into suitable pressure and concentration is to trachea, bronchus, the persistent period of pushing then is equivalent to inspiratory duration, the time that left index finger is not pushed the attraction knob is expiratory duration, thus the may command inspiratory/expiratory.When selecting to attract function, regulate the tee T turn-knob, tee T C end is communicated with tee T A end, the threeway pipe B end is closed, and pushes the attraction knob, at this moment, branchofiberoscope attracts hole, biopsy channel and pressure limit type oxygen supply/attractor to form an airtight passage, then can carry out vacuum suction.Because the branchofiberoscope other parts are without any change, so do not ring other function of shadow.In clinical practice, use this pressure limit type oxygen supply/attractor and carried out 23 routine neonate fiber bronchoscope inspections, all obtain good curative effect, also can check and treat conventional incompatible patient is arranged, thereby enlarged bronchoscopic range of application.
Above-mentioned branchofiberoscope, central oxygen supply system, air compressor and central negative potential source are not shown.
Claims (4)
1. pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy, comprise the air mixer (9) that is arranged in the shell (1), air mixer is communicated with pressure regulator (3), central oxygen supply system and air compressor respectively, it is characterized in that being respectively arranged with between air mixer and central oxygen supply system and the air compressor oxygen flowmeter (4) and airflow meter (7); Pressure regulator attracts the hole to be connected with the central negative potential source with branchofiberoscope respectively by tee T (8).
2. according to the described pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy of claim 1, it is characterized in that described air mixer is communicated with central oxygen supply system and air compressor respectively by hyperbaric oxygen source of the gas pipe (5) and pressure-air source capsule (6), oxygen flow harmony in the exterior airflow meter is separately positioned on hyperbaric oxygen source of the gas pipe and the pressure-air source capsule.
3. according to the described pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy of claim 1, it is characterized in that the intersection of described tee T is provided with tee T turn-knob (2).
4. according to the described pressure limit type oxygen supply/attractor that is used for fiberoptic bronchoscopy of claim 1, it is characterized in that described pressure regulator, oxygen flow harmony in the exterior airflow meter all are provided with in the enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200489520U CN201208248Y (en) | 2008-06-04 | 2008-06-04 | Pressure limitation type oxygen supply/attracting machine for fiberoptic bronchoscopy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200489520U CN201208248Y (en) | 2008-06-04 | 2008-06-04 | Pressure limitation type oxygen supply/attracting machine for fiberoptic bronchoscopy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201208248Y true CN201208248Y (en) | 2009-03-18 |
Family
ID=40478971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200489520U Expired - Lifetime CN201208248Y (en) | 2008-06-04 | 2008-06-04 | Pressure limitation type oxygen supply/attracting machine for fiberoptic bronchoscopy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201208248Y (en) |
-
2008
- 2008-06-04 CN CNU2008200489520U patent/CN201208248Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090318 Effective date of abandoning: 20080604 |