CN103239204A - Method for enlarging endoscope field-of-view - Google Patents
Method for enlarging endoscope field-of-view Download PDFInfo
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- CN103239204A CN103239204A CN2013101377918A CN201310137791A CN103239204A CN 103239204 A CN103239204 A CN 103239204A CN 2013101377918 A CN2013101377918 A CN 2013101377918A CN 201310137791 A CN201310137791 A CN 201310137791A CN 103239204 A CN103239204 A CN 103239204A
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- leather bag
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Abstract
A method for enlarging endoscope field-of-view is characterized in that a closed circular leather bag which can be filled with fluid medium is fixed on the outer surface of the front end of a probe and is provided with a connecting pipe, the connecting pipe is connected to an injection device on a main unit through a medium guide pipe inside an insert pipe, the fluid medium can be injected into the circular leather bag through the injection device so as to fully fill and expand the circular bag, and organ mucosa covering around the probe is raised. The method has the advantages that the probe is allowed to observe other wider and farer surroundings, field of view is enlarged, and flexibility in use is enhanced.
Description
Technical field
The present invention relates to a kind of method that the human intracavity is observed, be specially a kind of method that can enlarge the endoscopic observation visual field.
Background technology
Medical endoscope is medical apparatus and instruments commonly used, is made up of insertion tube, probe and main frame, and insertion tube can be hard tube or soft pipe, and the insertion tube end is the probe of column, and the inside is provided with optical lens or electronics camera lens.Main frame cooperates with camera lens to be observed.During use by insertion tube will pop one's head in the chamber shape pipeline that inserts human organ such as trachea, esophagus, anus etc., to observe the situation of inner chamber.Because probe and insertion tube diameter are smaller; and what insert is the organ of lumen shape; so the probe that inserts usually can be covered by organ mucosa on every side; cause the field of view of probe very narrow; the local location that contacts for the observation probe is just very suitable, but is difficult to more wide-field observation is carried out in wideer other farther positions around the probe.
Summary of the invention
The present invention seeks to disclose a kind of method that can enlarge the endoscopic observation visual field.
The present invention includes the method that realizes endoscopic observation by probe, insertion tube and main frame, it is characterized in that: the side surface at the probe front end arranges the airtight annular leather bag that can inject fluid media (medium) is fixedly arranged, the annular leather bag has cross over pipe, and the media lines of cross over pipe by insertion tube the inside is connected to the medium injection device on the main frame; When needing at work to enlarge the endoscopic observation visual field, the working medium injection device is injected into annular leather bag the inside with fluid media (medium), makes annular leather bag be full of medium and expands and heave, and props up the organ mucosa that covers around the probe.When not needing to enlarge the endoscopic observation visual field, by the medium injection device fluid media (medium) is extracted out from annular leather bag the inside, annular leather bag is shunk and be close on the probe side surface.
As improvement, the probe front end side surface be provided with a ring annular groove; Described annular leather bag is fixed on the annular groove.The scheme of You Huaing more, annular groove are the V-type groove of annular.
Described fluid media (medium) can be gas such as nitrogen or air; Or liquid such as pure water or normal saline.
Described medium injection device can be that the sacculus of a rubber-like sealing constitutes, and the sacculus the inside is filled with medium.Perhaps the medium injection device is electrodynamic pump; Electrodynamic pump adopts two-way pump, perhaps adopts two one-way pumps oppositely to constitute side by side, perhaps adopt an one-way pump to cooperate to be used for change MEDIA FLOW to valve constitute.
Adopt method of the present invention, when needs enlarge field of view, can use the medium injection device of main frame, fluid media (medium) is injected annular leather bag by the media lines inside the insertion tube, annular leather bag is expanded heave, strut and cover probe organ mucosa on every side, thereby make probe can observe wideer other farther positions on every side, enlarge field of view, strengthened the use motility.And when not needing to enlarge field of view, by injection device the medium of annular leather bag is extracted out, annular leather bag is shunk be close on the annular groove, do not influence insertion and other work of probe.
Description of drawingsFig. 1 is the structural representation of existing endoscopic apparatus.Fig. 2 is the structural representation of endoscopic apparatus of the present invention.Fig. 3 is the structural representation of the probe of endoscope of the present invention.Fig. 4 is the structural representation of annular leather bag when heaving of probe.
The specific embodimentBelow with reference to the accompanying drawings, embodiments of the invention are described.
Fig. 1 is the structural representation of existing endoscope, comprises probe 1, insertion tube 2 and main frame 3.Insertion tube 2 can be hard tube or soft pipe, and the inside has optical fiber tube or holding wire (omitting among Fig. 1), and insertion tube 2 is terminal for popping one's head in 1, and probe 1 generally is columned.1 the inside of popping one's head in is provided with camera lens, (optical lens or electronics camera lens), to pop one's head in by insertion tube 2 during use and 1 insert the chamber shape pipeline organ of human body such as trachea, esophagus, anus etc., main frame 3 has optical observation mirror or the electronic display with probe 1 cooperating, and 1 pair of human internal organs is observed by popping one's head in.This belongs to the existing existing method that realizes endoscopic observation by probe, insertion tube and main frame.
Endoscopic apparatus of the present invention comprises probe 1, insertion tube 2 and main frame 3 equally.Main frame 3 is provided with medium injection device 4, is provided with the media lines 5 of hollow in insertion tube 2 the insides, and media lines 5 is connected to medium injection device 4.The other end of medium injection device 4 can be connected with the media Containers 6 for the store fluid medium.(when adopting air as fluid media (medium), can not need media Containers 6).As Fig. 2.
Structure such as Fig. 3 of the probe 1 of endoscope of the present invention.1 rear end of popping one's head in is connected with insertion tube 2, and 1 the inside of popping one's head in includes camera lens (prior art, accompanying drawing do not indicate) equally.Side surface at the front end of columned probe 1 is provided with a ring annular groove 11; But the annular leather bag 12 that injected media is fixedly arranged on the annular groove 11, annular leather bag 12 has cross over pipe 13.Annular leather bag 12 adopts thin flexible material with toughness and elastic, nonhazardous such as silica gel or medical grade rubber to make, can directly rely on elasticity to be locked on annular groove 11, perhaps will be fixed on the annular groove with the sticking card of annular groove 11 contacted parts.Annular leather bag 12 other places except following the UNICOM of cross over pipe 13 are airtight, when injecting fluid media (medium) such as gas or liquid, annular leather bag 12 expands and heaves, (being similar to the lifebuoy of inflation), and be enclosed within on the annular groove 11, the height of heaving is decided on probe diameter, generally can be between 0.5 to 1 times of diameter; When taking out medium, annular leather bag 12 shrinks and is adjacent on annular groove 11.Cross over pipe 13 enters probe 1 inside (cross over pipe enters the aperture place can do encapsulation process) by the aperture that is arranged on above the annular groove 11, is connected with the media lines 5 of insertion tube 2 the insides, and media lines 5 is connected to the medium injection device 4 of main frame 3 the insides.Described annular groove 11 is preferably the V-type groove of annular, and namely the cross section of groove is V-type, makes annular leather bag 12 take out medium, can be better and more the lowland shrink and be adjacent to inside groove.
Described fluid media (medium) can be gas, as nitrogen or air; Or liquid, as pure water or normal saline; Decide use location according to endoscope.Such as: be used in trachea, then medium can adopt air, is used in anus, then can adopt water.When purpose is that escape of liquid appears in contingency, can not damage human body.
Medium injection device 4 can inject fluid media (medium) or extract out, can adopt the manual pump pressure device, perhaps electronic electrodynamic pump.The simplest, the sacculus by a rubber-like sealing constitutes medium injection device 4 exactly, and the sacculus the inside is filled with gas or liquid medium, namely has the effect of media Containers 6 simultaneously concurrently.When the pressed by external force sacculus, sacculus is squeezed and plays the effect of pump, and medium is extruded to media lines 5, injects annular leather bag 12; When unclamping external force, sacculus restores to the original state because of elasticity, produces negative pressure and the medium of annular leather bag 12 the insides is absorbed.This mode is simply effective, and need not power, by the deflection of sacculus pressurized deformation is set, can also control the amount of injected media, realizes quantitatively injecting.Certainly manual operations is cumbersome, so medium injection device 4 also can adopt electrodynamic pump, and be the flow direction that can change medium as required, namely be to adopt two-way pump, perhaps adopt two one-way pumps oppositely to constitute side by side, perhaps adopt one-way pump to cooperate to be used for change MEDIA FLOW to electromagnetic valve constitute, and controlled according to job demand by electronic circuit.These belong to the common prior art in fluid control field and electric automatization field.
Endoscope of the present invention is in when work, and annular air-pocket 12 is taken out medium in the ordinary course of things, shrinks to be close on the annular groove 11, observes by will the pop one's head in chamber shape pipeline of 1 insertion human organ of insertion tube 2 during use, and this point is the same with prior art.When needs enlarge field of view, can use the medium injection device 4 of main frame, with the media lines 5 injections annular leather bag 12 of medium by insertion tube 2 the insides, annular leather bag 12 is expanded to be heaved, as Fig. 4, the annular leather bag of heaving 12 can leniently strut and cover probe 1 organ mucosa on every side, thereby makes probe 1 can observe wideer other farther positions on every side, has enlarged field of view.When not needing to enlarge field of view or observation and finish, can the medium of annular leather bag 12 be extracted out by medium injection device 4, annular leather bag 12 is shunk, be close to and be fixed on the annular groove 11, do not influence extraction or other work of probe.
In order to control the amount of injected media, can adopt the mode of quantitative injection, the amount of its injected media just makes annular leather bag 12 heave correct position.In the outfan of the medium injection device 4 of main frame and the junction of media lines 5, can also be added with the pop off valve door, when just in case any accident appears in the control of medium injection device 4, the amount that causes injected media is excessive and when causing pressure to raise, medium can discharge be discharged by the pop off valve door, prevents that pressure medium is excessive and it is unexpected to cause air bag 12 to occur.
Claims (6)
1. method that enlarges the endoscopic observation visual field, comprise the method that realizes endoscopic observation by probe, insertion tube and main frame, it is characterized in that: the side surface at the probe front end arranges the airtight annular leather bag that can inject fluid media (medium) is fixedly arranged, the annular leather bag has cross over pipe, and the media lines of cross over pipe by insertion tube the inside is connected to the medium injection device on the main frame; When needing at work to enlarge the endoscopic observation visual field, but the working medium injection device is injected into annular leather bag the inside with fluid media (medium), makes annular leather bag be full of medium and expands and heave, and props up the organ mucosa that covers around the probe; When not needing to enlarge the endoscopic observation visual field, by the medium injection device fluid media (medium) is extracted out from annular leather bag the inside, annular leather bag is shunk and be close on the probe side surface.
2. a kind of method that enlarges the endoscopic observation visual field according to claim 1, it is characterized in that: described medium is fluid media (medium); Described fluid media (medium) can be gas, as air or nitrogen; Or liquid, as pure water or normal saline.
3. a kind of method that enlarges the endoscopic observation visual field according to claim 1 is characterized in that: the side surface of probe front end is provided with a ring annular groove; The annular leather bag is fixed on the annular groove.
4. a kind of method that enlarges the endoscopic observation visual field according to claim 1 is characterized in that: described medium injection device is made of the sacculus of a rubber-like sealing, and the sacculus the inside is filled with medium.
5. a kind of method that enlarges the endoscopic observation visual field according to claim 1 is characterized in that: described medium injection device employing electrodynamic pump; Described electrodynamic pump adopts two-way pump, perhaps adopts two one-way pumps oppositely to constitute side by side, perhaps adopt an one-way pump to cooperate to be used for change MEDIA FLOW to valve constitute.
6. according to the described a kind of method that enlarges the endoscopic observation visual field of one of claim 1 to 5, it is characterized in that: the junction at outfan and the media lines of medium injection device is added with the pop off valve door.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101377918A CN103239204A (en) | 2013-04-21 | 2013-04-21 | Method for enlarging endoscope field-of-view |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101377918A CN103239204A (en) | 2013-04-21 | 2013-04-21 | Method for enlarging endoscope field-of-view |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111281318A (en) * | 2020-03-09 | 2020-06-16 | 徐州仁慈医院 | Internal adaptation checker for ear-nose-throat surgery and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505686A (en) * | 1994-05-05 | 1996-04-09 | Imagyn Medical, Inc. | Endoscope with protruding member and method of utilizing the same |
| US5662585A (en) * | 1994-05-05 | 1997-09-02 | Imagyn Medical, Inc. | Endoscope with protruding member and method of utilizing the same |
| JP2004215739A (en) * | 2003-01-10 | 2004-08-05 | Pentax Corp | Probe |
| CN201005670Y (en) * | 2007-03-15 | 2008-01-16 | 孙光斌 | Gastroscope with saccule |
| WO2009123490A1 (en) * | 2008-03-31 | 2009-10-08 | Audiotel D.O.O. (Ltd.) | Disposable gynecologic instrument for dilation of body cavities by fluid injection |
| US20120123209A1 (en) * | 2010-11-12 | 2012-05-17 | Fujifilm Corporation | Endoscope gas feed system, endoscope, and endoscope system |
-
2013
- 2013-04-21 CN CN2013101377918A patent/CN103239204A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505686A (en) * | 1994-05-05 | 1996-04-09 | Imagyn Medical, Inc. | Endoscope with protruding member and method of utilizing the same |
| US5662585A (en) * | 1994-05-05 | 1997-09-02 | Imagyn Medical, Inc. | Endoscope with protruding member and method of utilizing the same |
| JP2004215739A (en) * | 2003-01-10 | 2004-08-05 | Pentax Corp | Probe |
| CN201005670Y (en) * | 2007-03-15 | 2008-01-16 | 孙光斌 | Gastroscope with saccule |
| WO2009123490A1 (en) * | 2008-03-31 | 2009-10-08 | Audiotel D.O.O. (Ltd.) | Disposable gynecologic instrument for dilation of body cavities by fluid injection |
| US20120123209A1 (en) * | 2010-11-12 | 2012-05-17 | Fujifilm Corporation | Endoscope gas feed system, endoscope, and endoscope system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111281318A (en) * | 2020-03-09 | 2020-06-16 | 徐州仁慈医院 | Internal adaptation checker for ear-nose-throat surgery and use method thereof |
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Application publication date: 20130814 |