Fiber bronchoscope with foreign matter cleaning assembly

Abstract

The utility model relates to the technical field of bronchoscopes, in particular to a fiber bronchoscope with a foreign matter cleaning component, which is characterized in that a suction head which is telescopically controlled by a second air bag is arranged in a cleaning end head, a light transmitting bundle connected with a collecting lens is arranged in a conduit, and an air inlet pipe which pneumatically controls the internal pressure of the first air bag and the second air bag is arranged in the conduit; the fiber bronchoscope has the advantages that the suction head for negative pressure adsorption is additionally arranged in an existing fiber bronchoscope, so that the suction head is used for absorbing foreign matters, the foreign matters are taken out along with the fiber bronchoscope, the cleaning efficiency and accuracy are greatly improved, and the suction head is matched with the adjustment of the rotatable lens, so that the cleaning efficiency is greatly improved. Therefore, the suction position of the suction head can be clearly corresponding, and the suction position and direction can be conveniently adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to bronchoscope technical field, concretely is a fiber bronchoscope with foreign matter cleaning assembly. BACKGROUND

[0002] The existing fiber bronchoscope is a kind of instrument for diagnosing bronchial disease using light guide beam composed of tens of thousands of glass or propylene resin fibers with high light transmittance.The tube cavity of the fiber bronchoscope is very small, soft and bendable, has strong light guide ability, high brightness and clear vision, and can be easily inserted into trachea and each bronchial segment from oral cavity or nasal cavity, so that the doctor can observe trachea, left and right bronchial openings and mucosa under direct vision, and can also lightly press and brush suspicious mucosa several times with small brush, and the brush detection object can be stained and cultured for examination, or a small amount of physiological saline can be injected for flushing and extraction for staining and culture examination.

[0003] However, in actual use, when detecting trachea using the fiber bronchoscope, more foreign matters and impurities are found, and the existing technology usually uses guide wire forceps, but the guide wire forceps often cause the problems of being difficult to grasp or adjust direction and alignment. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a fiber bronchoscope with foreign matter cleaning assembly to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0006] A fiber bronchoscope with foreign matter cleaning assembly, comprising a fiber bronchoscope composed of a handle, a catheter and a lens, wherein the catheter is connected to the handle and the lens, and the lens is provided with an image acquisition lens for transmitting images.

[0007] The end of the lens is provided with a detachable cleaning end, the image acquisition lens is rotatably installed at one end close to the cleaning end, the other end of the image acquisition lens is controlled by a first air bag, the cleaning end is provided with a suction head controlled by a second air bag, the catheter is provided with a light guide beam connected to the image acquisition lens, the catheter is provided with an air inlet pipe for controlling the pressure in the first air bag and the second air bag, and the catheter is provided with an air suction pipe connected to the suction head.

[0008] Preferably, the handle is provided with an inlet pipe opening, the air suction pipe and the air inlet pipe are inserted into the catheter through the inlet pipe opening, and the outer ends of the air suction pipe and the air inlet pipe are connected to an air pump.

[0009] Preferably, one side of the lens is provided with a mirror groove, the lower end of the mirror groove is provided with a pin rod, and the upper end of the mirror groove is provided with an elastic band.

[0010] Preferably, the lens is provided with a flow distribution plate, the first air bag and the second air bag are communicated with the flow distribution plate, and the end of the air inlet pipe is communicated with the flow distribution plate.

[0011] Preferably, the suction head is provided with a hollow hemispherical shape, a plurality of groups of suction holes are arranged in a circumferential array in the suction head, the upper end of the suction hole is communicated with the air suction pipe, the inner wall of the lower end of the inner cavity of the cleaning end head is matched and fitted with the outer contour of the suction head, and the second air bag is fixed to the upper end inner wall of the cleaning end head inner cavity.

[0012] Preferably, the lower end of the suction head is provided with a quarter hollow spherical rubber arc plate, the rubber arc plate and the suction head form a suction inner cavity, one side of the suction inner cavity is provided with an opening, and the direction of the opening is consistent with the direction of the collected lens.

[0013] Preferably, the upper end of the cleaning end head is screwedly and rotatably installed on the lens.

[0014] Preferably, one end of the first air bag is fixed to the back of the collected lens, and the other end of the first air bag is fixed to the mirror groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model discloses a fiber bronchoscope is increased the suction head of negative pressure adsorption in the prior art, thereby utilizing the suction head to realize the absorption of foreign matters, and along with the fiber bronchoscope being taken out, thereby greatly improving the efficiency and accuracy of cleaning, and cooperating with the adjustment of rotatable lens, thereby clearly corresponding with the suction head adsorption position, the position and direction of adsorption are conveniently adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structural schematic diagram of the utility model;

[0018] Figure 2 It is Figure 1 It is the structure enlarged view of A in the middle;

[0019] Figure 3 It is the lens three-dimensional structure schematic diagram of the utility model.

[0020] In the figure: 1, handle; 2, air pump; 3, catheter; 4, lens; 5, collection lens; 6, cleaning end; 7, pin rod; 8, elastic band; 9, first air bag; 10, air inlet pipe; 11, light guide beam; 12, air suction pipe; 13, shunt plate; 14, suction head; 15, suction hole; 16, rubber arc plate; 17, absorption inner cavity; 18, second air bag; 19, mirror groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1 to 3 The utility model provides a technical scheme:

[0023] A kind of foreign matter cleaning component's fiber bronchoscope, including fiber bronchoscope, fiber bronchoscope is by handle 1, catheter 3 and lens 4 Composition, catheter 3 connects handle 1 and lens 4, lens 4 is provided with the collection lens 5 of transmission image, the end of lens 4 is provided with detachable cleaning end 6, collection lens 5 is rotatably installed close to one end of cleaning end 6, the other end of collection lens 5 is pneumatically controlled by first air bag 9, cleaning end 6 is provided with suction head 14 controlled by second air bag 18 telescopic.

[0024] By controlling first air bag 9, the angle of lens 5 is adjusted, so that it corresponds with the cleaning position of suction head 14, the position of foreign matter and adsorption condition are conveniently observed clearly, by setting second air bag 18, the purpose of driving the position of suction head 14 is achieved, so that suction head 14 corresponds with the position of foreign matter.

[0025] Catheter 3 is provided with light guide beam 11 connected with collection lens 5, catheter 3 is provided with air inlet pipe 10 for pneumatically controlling the pressure in first air bag 9 and second air bag 18, catheter 3 is provided with air suction pipe 12 connected with suction head 14.

[0026] By setting light guide beam and lens 5, the purpose of visual operation is achieved, the pressure in first air bag 9 and second air bag 18 is controlled by air inlet pipe 10, the purpose of adjusting the angle of lens 5 and the extension length of suction head 14 is achieved, suction head 14 is connected with air suction pipe 12, so that negative pressure adsorption is formed, and the purpose of cleaning foreign matter is achieved.

[0027] Handle 1 is provided with inlet port, air suction pipe 12 and air inlet pipe 10 are inserted into catheter 3 through inlet port, and the outer end of air suction pipe 12 and air inlet pipe 10 is connected with air pump 2.

[0028] The air pump 2 is arranged to adjust the air pressure of the suction pipe 12 and the air inlet pipe 10, and the inlet pipe is arranged to mount the suction pipe 12 and the air inlet pipe 10.

[0029] Working principle: first, the suction pipe 12 and the air inlet pipe 10 are inserted along the inlet pipe, then one end is connected to the air pump 2, the other end is connected to the suction head 14 and the lens 4, the light guide 3 and the lens 4 are inserted into the detection position, when foreign matter is found, the air inlet pipe 10 first inhales, drives the first air bag 9 and the second air bag 18 to expand, under the action of air pressure, the upper end of the lens 5 deflects outward and aims at the suction head 14, and at the same time, the suction head 14 is driven to extend to the outside of the cleaning end 6, so that the suction head 14 is opposite to the foreign matter, then the suction pipe 12 inhales under negative pressure, the end of the suction head 14 forms negative pressure, and the foreign matter is firmly adsorbed on the suction head 14 and taken out with the bronchoscope.

[0030] Example 2: on the basis of example 1, the lens 4 is provided with a mirror groove 19 on one side, the lower end of the mirror groove 19 is provided with a pin 7, the upper end of the mirror groove 19 is provided with an elastic band 8, the outer contour of the collection lens 5 is provided with a frame-shaped outer frame, the lower end of the outer frame is rotatably installed on the pin 7, and the upper end of the outer frame is connected to the elastic band 8.

[0031] The pin 7 is arranged to rotatably install the lower end of the lens 5, and the elastic band 8 is arranged to pull the lens 5, so as to avoid excessive deflection of the lens 5, and at the same time, after the air inlet pipe 10 is depressurized, the lens 5 is automatically reset under the traction of the elastic band 8, so as to be stored in the mirror groove 19.

[0032] The lens 4 is provided with a shunt plate 13, the first air bag 9 and the second air bag 18 are communicated with the shunt plate 13, and the end of the air inlet pipe 10 is communicated with the shunt plate 13.

[0033] The shunt plate 13 is arranged to integrally communicate the first air bag 9 and the second air bag 18 with the air inlet pipe 10.

[0034] Example 3: on the basis of example 2, the suction head 14 is provided with a hollow hemispherical shape, a plurality of groups of suction holes 15 are arranged in the suction head 14 in a circumferential array, the upper end of the suction hole 15 is communicated with the suction pipe 12, the inner wall of the lower end of the inner cavity of the cleaning end 6 is adapted to the outer contour of the suction head 14, and the second air bag 18 is fixed to the upper end of the inner wall of the inner cavity of the cleaning end 6.

[0035] A plurality of groups of suction holes 15 are arranged to ensure sufficient adsorption of foreign matter and avoid falling off, and the inner contour of the cleaning end 6 is limited to limit the extension and storage position of the suction head 14.

[0036] The lower end of the suction head 14 is provided with a quarter hollow spherical rubber arc plate 16, which surrounds the suction head 14 to form a suction cavity 17, one side of the suction cavity 17 is provided with an opening, the direction of the opening is consistent with the direction of the collecting lens 5, the upper end of the cleaning end head 6 is screwedly installed on the lens 4, one end of the first air bag 9 is fixed on the back of the collecting lens 5, and the other end of the first air bag 9 is fixed on the lens groove 19.

[0037] By arranging the rubber arc plate 16, a supporting structure is formed at the lower end of the suction head 14, and the opening direction of the suction cavity 17 is consistent with the direction of the lens 5, when the upper end of the lens 5 is deflected downward, the lens 5 is opposite to the opening of the suction cavity 17, so that the foreign matter adsorption condition can be clearly observed, the threaded connection of the cleaning end head 6 is arranged, the cleaning end head 6 can be conveniently disassembled, and the cleaning end head 6 can be conveniently replaced, cleaned and maintained.

[0038] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A fiber bronchoscope with foreign matter cleaning assembly, comprising a fiber bronchoscope composed of a handle (1), a catheter (3) and a lens (4), the catheter (3) connecting the handle (1) and the lens (4), and the lens (4) being provided with a collection lens (5) for transmitting images, characterized in that: the end of the lens (4) is provided with a detachable cleaning tip (6), the collection lens (5) is rotatably installed near one end of the cleaning tip (6), the other end of the collection lens (5) is controlled pneumatically by a first air bag (9), the cleaning tip (6) is provided with a suction head (14) controlled in extension and retraction by a second air bag (18), the catheter (3) is provided with a light guide (11) connected to the collection lens (5), the catheter (3) is provided with an air inlet pipe (10) for controlling the pressure in the first air bag (9) and the second air bag (18), the catheter (3) is provided with an air suction pipe (12) connected to the suction head (14), and the upper end of the cleaning tip (6) is screwedly rotatably installed on the lens (4). The handle (1) is provided with an inlet port, the air suction pipe (12) and the air inlet pipe (10) are inserted into the catheter (3) through the inlet port, and the outer ends of the air suction pipe (12) and the air inlet pipe (10) are connected to an air pump (2).

2. The bronchofiberscope with a foreign matter cleaning assembly according to claim 1, characterized in that: One side of the lens (4) is provided with a lens groove (19), the lower end of the lens groove (19) is provided with a pin rod (7), and the upper end of the lens groove (19) is provided with an elastic band (8), the outer contour of the collection lens (5) is provided with a frame-shaped outer frame, the lower end of the outer frame is rotatably installed on the pin rod (7), and the upper end of the outer frame is connected to the elastic band (8).

3. The bronchofiberscope with a foreign material cleaning assembly according to claim 2, characterized in that: The lens (4) is provided with a shunt plate (13), the first air bag (9) and the second air bag (18) are both connected to the shunt plate (13), and the end of the air inlet pipe (10) is connected to the shunt plate (13).

4. The bronchofiberscope with a foreign material cleaning assembly according to claim 3, characterized in that: The suction head (14) is provided with a hollow hemispherical shape, the suction head (14) is provided with a plurality of groups of suction holes (15) arranged in a circumferential array, the upper ends of the suction holes (15) are connected to the air suction pipe (12), the inner wall of the lower end of the inner cavity of the cleaning tip (6) is adapted to fit the outer contour of the suction head (14), and the second air bag (18) is fixed to the upper end inner wall of the inner cavity of the cleaning tip (6).

5. The bronchofiberscope with a foreign material cleaning assembly according to claim 2, characterized in that: The lower end of the suction head (14) is provided with a rubber arc plate (16) in the shape of a quarter hollow sphere, the rubber arc plate (16) and the suction head (14) form a suction inner cavity (17), one side of the suction inner cavity (17) is provided with an opening, and the direction of the opening is consistent with the direction in which the collection lens (5) is directly opposite.

6. The bronchofiberscope with a foreign material cleaning assembly according to claim 5, characterized in that: One end of the first air bag (9) is fixed to the back of the collection lens (5), and the other end of the first air bag (9) is fixed to the lens groove (19).

7. The bronchofiberscope with a foreign material cleaning assembly according to claim 4, characterized in that: ​

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