CN111657836A

CN111657836A - Handheld split disposable bronchoscope

Info

Publication number: CN111657836A
Application number: CN202010719433.8A
Authority: CN
Inventors: 贾民勇; 贾茵
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2020-09-15

Abstract

The invention provides a handheld split disposable bronchoscope, which effectively solves the technical problems of high price and complex operation of the existing integrated bronchoscope equipment and comprises a handheld part, wherein the handheld part comprises a first tube body, a traction device is arranged in the first tube body, a first buckle ring and a second buckle ring are fixed on the outer side of the circumference of the first tube body, and the traction device is connected with a third buckle ring; the suction part comprises a second pipe body, and the lower end of the second pipe body is communicated with a suction pipe; the connecting part comprises a pipe body IV, and two ends of the pipe body IV are respectively connected with the pipe body I and the pipe body II; the device comprises a bending part, a cold light source and a main body, wherein the bending part is an elastic device, the tail end of the elastic device is provided with a bronchoscope and the cold light source, the bronchoscope and the cold light source are respectively connected with a CCD (charge coupled device) arranged outside through cables and optical fibers, and the CCD is connected with a display through the cables; the extension part comprises a third pipe body, and two ends of the third pipe body are respectively communicated with the second pipe body and the elastic device.

Description

Handheld split disposable bronchoscope

Technical Field

The invention relates to the technical field of bronchoscopes, in particular to a handheld split disposable bronchoscope.

Background

The bronchoscope is a medical instrument which is placed in the lower respiratory tract of a patient through the mouth or the nose and is used for observing, biopsy sampling, bacteriological and cytological examination of lung lobe, segment and sub-segment bronchial lesions, can be used for photographing, teaching and dynamic recording in cooperation with a TV system, can assist in finding early lesions through a connected biopsy sampling accessory, and can be used for carrying out in-vivo and surgical operations such as polyp removal and the like. It is suitable for the research of bronchial and pulmonary diseases and the operation of postoperative examination.

The existing bronchoscope equipment is all integrated equipment, the bronchoscope equipment purchased by a hospital is not disposable, and the bronchoscope equipment is used by other patients after being disinfected after being used up every time, so that the bronchoscope equipment is expensive, corresponding cost of the patients can be increased when the patients pay for the same, and meanwhile, the integrated bronchoscope is troublesome to operate when in use.

The importance of bronchi for the management of the airways of critically ill patients is self evident, whereas for a critically ill patient, if a disposable bronchoscope is used, the incidence of cross-contamination is reduced, and hundreds of uses are not required to recover costs, only a substantial number of uses for the patient need be met, which is a simpler operation for the physician and a better experience of use. Therefore, the patient only needs to have the same effect as that of the existing integrated bronchoscope and no other disadvantages are brought.

Accordingly, the present invention provides a handheld, split, disposable bronchoscope.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the handheld split disposable bronchoscope, which effectively solves the technical problems of large size, high price and complex operation of the conventional integrated bronchoscope equipment.

Handheld disposable bronchoscope of components of a whole that can function independently, its characterized in that includes:

the handheld part comprises a first pipe body, a cavity is formed in the first pipe body, one end of the first pipe body is opened, a traction device is installed in the first pipe body, a first retaining ring and a second retaining ring are symmetrically fixed on the outer side of the circumference of the first pipe body, and the traction device is connected with a third retaining ring which is arranged on the outer side of the first pipe body;

the suction part comprises a second pipe body, a cavity is formed in the second pipe body, one end of the second pipe body is opened, and the lower end of the second pipe body is communicated with a suction pipe arranged outside;

the connecting part comprises a pipe body IV, and two ends of the pipe body IV are respectively connected with the pipe body I and the pipe body II;

the flexible optical fiber bronchoscope comprises a bending part, a flexible optical fiber and a display, wherein the bending part is an elastic device, the interior of the elastic device is a cavity, two ends of the elastic device are through, the tail end of the elastic device is provided with a bronchoscope head and a cold light source, the bronchoscope head and the cold light source are respectively connected with a CCD (charge coupled device) arranged outside through cables and optical fibers, and the CCD is connected with the display through the cables;

the extension portion comprises a third pipe body, a cavity is formed in the third pipe body, two ends of the third pipe body are through, and two ends of the third pipe body are respectively communicated with the second pipe body and the elastic device.

Preferably, the traction device comprises a rack slidably mounted in the first pipe body, the rack is meshed with a gear, the gear is coaxially connected with a winding wheel, a steel wire rope is wound on the winding wheel, the other end of the steel wire rope is connected to the tail end of the elastic device, the rack is integrally connected with a push rod arranged outside the first pipe body, the end of the push rod is connected with a third snap ring, and a reset spring is sleeved on the push rod.

Preferably, the upper end of the rack is fixed with a sliding block, the inner wall of the first pipe body is provided with a sliding rail, and the sliding block can slide in the sliding rail.

Preferably, two symmetrical through holes are formed in the wall thickness of the first tube body, the second tube body, the third tube body, the fourth tube body and the elastic device, the bronchoscope and the cold tube source are connected with the CCD through optical fibers and cables arranged in the through holes, and the tail end of the elastic device is connected to the reel through a steel wire rope arranged in the other through hole.

Preferably, the elastic device is an elastic steel pipe, the inner part of the elastic steel pipe is a cavity, the two ends of the elastic steel pipe are through, and the outer circumference of the elastic steel pipe is sealed.

Preferably, the elastic device is a plastic tube or a rubber tube.

Preferably, the bending angle of the bending part is 0 to 145 °.

Preferably, a rotating drum is connected between the second pipe body and the third pipe body, the rotating angle of the rotating drum is 180 degrees, a cavity is formed inside the rotating drum, two ends of the rotating drum are through, the rotating drum is fixedly connected with the third pipe body, the rotating drum is rotatably connected with the second pipe body, a rotatable rubber wheel is installed in the wall thickness of the rotating drum, the cable, the optical fiber and the steel wire rope respectively bypass the rubber wheel, and a through hole corresponding to the through hole is formed in the wall thickness of the rotating drum.

Preferably, the total length of the third retaining ring, the push rod, the first tube body and the fourth tube body is 150mm, the total length of the second tube body, the third tube body and the rotary drum is 550mm, the diameter of the bending portion is 25mm, the diameter of the bronchoscope is 1mm, and the resolution is 1000.

Compared with the prior art, the invention has the following technical effects:

1. the invention relates to a split type bronchoscope which can be used in cooperation with other displays (or a mobile phone or a tablet of an android system).

2. The invention is a disposable bronchoscope, which only needs to be used by one patient according to the current illness state, thereby greatly reducing the production cost and the expense cost of the patient.

3. The bronchoscope is simple to operate and ingenious in structure, can meet all technical effects of the existing bronchoscope, and meets the use requirements of patients.

4. The invention has low cost, one device is provided with a plurality of bronchoscopes, each bronchoscope corresponds to one patient, and the bronchoscopes can be discarded after being used up, thereby reducing the production cost and the cost of the patients, being convenient for doctors to operate and use, and saving the step of repeated disinfection of the doctors.

5. The invention has good market prospect and popularization value and strong practicability.

Reference numerals:

1. a first pipe body; 2. a first retaining ring; 3. a second retaining ring; 4. a third retaining ring; 5. a second pipe body; 6. a suction tube; 7. a pipe body IV; 8. an elastic device; 9. a bronchoscope head; 10. a cold light source; 11. A cable; 12. an optical fiber; 13. a CCD; 14. a display; 15. a pipe body III; 16. a rack; 17. a gear; 18. a winding wheel; 19. a wire rope; 20. a push rod; 21. a return spring; 22. a through hole; 23. a rotating drum; 24. a rubber wheel; 25. a through hole.

Drawings

Fig. 1 is a schematic diagram of the overall principle structure of the present invention.

FIG. 2 is a schematic view of an end structure of an elastic device according to the present invention.

Fig. 3 is a schematic view of the rubber wheel connection of the present invention.

FIG. 4 is a schematic top cross-sectional view of the drum of the present invention.

Detailed Description

The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 4. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The handheld split disposable bronchoscope comprises a handheld portion, the handheld portion is mainly used for facilitating handheld operation, the handheld portion comprises a tube body I1, the tube body I1 can be cylindrical or rectangular in shape, a cavity is formed in the tube body I1, one end of the tube body I is open, a traction device is installed in the tube body I1, annular retaining rings I2 and annular retaining rings II 3 are symmetrically and fixedly connected to two sides of the outer circumferential wall of the tube body I1, the traction device is connected with annular retaining rings III 4 arranged on the transverse outer side of the tube body I1, and the retaining rings I2, the retaining rings II 3 and the retaining rings III 4 respectively correspond to an index finger, a middle finger and a thumb.

Still include the suction portion, the suction portion includes body two 5, and the inside of body two 5 is cavity and right-hand member opening, has the suction tube 6 of arranging external world in body two 5 left end intercommunication, and suction tube 6 sets up for the slope, and suction tube 6 mainly connects external injection device and negative pressure suction device, can wash and inhale phlegm to patient's bronchus, has the lid that can open and close on the suction tube 6.

There is a connecting portion, and connecting portion include body four 7, and body four 7 is inside can be the cavity, also can be the entity, because it is inside not need to pass through other materials.

Still include a flexion, the flexion is one can crooked end, the crooked use of a plurality of air flues of mainly used bronchus, the flexion is an elastic device 8, elastic device 8 is inside to be cavity and both ends opening, install bronchoscope 9 and cold light source 10 at elastic device 8's end, bronchoscope 9 connects external CCD13 through the cable, cold light source 10 connects external CCD13 through optical fiber 12, be equivalent to an input, an output, bronchoscope 9 also can be connected with CCD13 through optical fiber 12, the bronchus portion of cold light source 10 when operating provides the illumination, bronchoscope 9 is used for making a video recording the inside pathological change condition of bronchus, CCD13 connects through cable 11 and arranges external display in, can observe the inside pathological change condition of bronchus from display 14, the external world is connected with power supply.

Still include the extension, the extension mainly used provides length when stretching into to patient's bronchus, and the extension includes body three 15, and body three 15 is the cylinder, and body three 15 is inside to be the cavity and both ends are penetrating, communicates body two 5 and resilient means 8 respectively at the both ends of body three 15.

The specific connection relationship from left to right is as follows: the novel pipe comprises a third retaining ring 4, a first pipe body 1, a fourth pipe body 7, a second pipe body 5, a third pipe body 15 and an elastic device 8, wherein the third retaining ring 4 is annular, the left end of a cavity is opened in the first pipe body 1, the cavity is formed in the second pipe body 5, the left end of the cavity is communicated with an external suction pipe 6, the right end of the cavity is opened, the cavity is formed in the third pipe body 15, the left end of the cavity is communicated with the second pipe body 5, the cavity is formed in the elastic device 8, the two ends of the cavity are communicated, and the left end.

In the second embodiment, the specific traction device includes a rack 16 slidably mounted in the first pipe body 1, a gear 17 is engaged at the lower end of the rack 16, the gear 17 is coaxially connected with a winding wheel 18, a steel wire rope 19 is wound on the winding wheel 18, and the other end of the steel wire rope 19 is connected to the other end of the elastic device 8, so that when the winding wheel 18 winds the steel wire rope 19, the steel wire rope 19 can pull the elastic device 8, a push rod 20 is integrally connected to the outer side of the rack 16, the end of the push rod 20 is connected with a retaining ring three 4, a return spring 21 is sleeved on the push rod 20, and the movement displacement of the rack 16 in the first pipe body 1 can meet the requirement that the elastic device 8 is pulled to the vertical direction.

In the third embodiment, a sliding block is fixed at the upper end of the rack 16, a sliding rail is arranged on the inner side wall of the first pipe body 1, the sliding block is matched with the sliding rail, and the sliding block can slide on the sliding rail to meet the normal motion of the rack 16.

In the fourth embodiment, two symmetrical through holes 22 are formed in the wall thickness of the first tube body 1, the second tube body 5, the third tube body 15, the fourth tube body 7 and the elastic position 8, and the through holes 22 correspond to each other in position and are communicated with each other.

Or, a sleeve is sleeved outside the first pipe body 1, the second pipe body 5, the third pipe body 15 and the fourth pipe body 7, and a gap is reserved between the sleeve and the first pipe body 1, the second pipe body 5, the third pipe body 15 and the fourth pipe body 7.

The bronchoscope head 9 is connected to the external CCD13 through a cable 11 or an optical fiber 12, the CCD13 is prior art, the CCD is a charge coupled device for short, and is generally called a CCD camera, and is also a connection device commonly used in bronchoscope technology, the cable 11 or the optical fiber 12 is placed in the through hole 22, and then is connected to the external from the side wall opening of the tube body four 7.

The cold light source 10 also passes through the same through hole 22 as the bronchoscope 9 through the optical fiber 12, and is connected to the external CCD camera through the opening on the side wall of the tube body 7.

The tail end of the elastic device 8 is connected with a steel wire rope 19, the steel wire rope 19 penetrates through another through hole 22 at a symmetrical position, is directly connected to the through hole 22 of the pipe body I1, and is connected to the winding wheel 18 in the pipe body I1 from the position corresponding to the inner opening of the pipe body I1.

In the fifth embodiment, the elastic device 8 may be preferably an elastic steel pipe, the elastic steel pipe may meet the angular bending of the bending portion, the outer circumference of the elastic steel pipe is closed, no gap or hole occurs, the inner portion of the elastic steel pipe is a cavity, and both ends of the elastic steel pipe are through.

A circle of water-based film is arranged on the periphery of the elastic device.

Sixth, in order to reduce costs, the elastic means 8 can also be chosen as a medical plastic or rubber tube, the choice of which is required to be able to bend.

The initial position of the elastic device 8 is in a bending state, the bending is adjusted at the beginning, the elastic device can deform when being pulled, and the elastic device can reset by self elasticity after hands are loosened.

In the seventh embodiment, the bending part can be bent at an angle of 0 to 145 degrees and can be bent at an angle of 0 to 115 degrees, which is already sufficient.

In an eighth embodiment, when the bending portion is used, in order to facilitate the turning of the bending portion, the whole body of the present invention may be directly rotated, or the rotating drum 23 may be installed between the second pipe body 5 and the third pipe body 15, where the rotating drum 23 also needs to have two through ends of the inner cavity, and the two ends of the inner cavity are respectively communicated with the second pipe body 5 and the third pipe body 15, but the rotating drum 23 is fixedly connected with the third pipe body 15, so that when the rotating drum 23 is rotated, the rotating drum 23 may drive the third pipe body 15 to rotate together, thereby achieving the turning of the bending portion, and the rotating drum 23 is rotatably connected with the second pipe body 5, thereby achieving the rotation of the rotating.

However, since the optical fiber 12, the cable 11, and the wire rope 19 are provided in the through hole 22, and the position of the optical fiber 12, the cable 11, and the wire rope 19 at the rotating position changes when the drum 23 is rotated, it is necessary to provide a space for the change when the drum 23 is rotated, a cavity is provided in the wall thickness of the drum 23, both ends of the cavity are through holes 25 communicating with the through hole 22, and the wire rope 19 passes through the through hole 22, enters the cavity through the through holes 25, passes out of the through hole 25 on the other side, and enters the through hole 22 of another component.

The rubber wheel 24 is rotatably mounted in the cavity, the cable 11, the optical fiber 12 and the steel wire rope 19 are respectively wound on the rubber wheel 24, when the cable 11 and the optical fiber 12 are not used in a rotating mode, the steel wire rope 19 is pulled, the steel wire rope 19 pulls the rubber wheel 24 to rotate, the rubber wheel 24 rotates to wind the steel wire rope 19 at the other end, and therefore the bending portion is pulled to adjust the angle without any influence.

When the drum 24 rotates, the distances among the optical fibers 12, the cables 11 and the steel wire ropes 19 change, so that the optical fibers 12, the cables 11 and the steel wire ropes 19 on the rubber wheel 24 are released, the distances are further adjusted, and the rotating requirement is met.

In the ninth embodiment, the total length of the third retaining ring 4, the push rod 20, the first tube 1 and the fourth tube 7 is 150mm, the total length of the second tube 5, the third tube 15 and the rotating cylinder 23 is 550mm, the diameter of the bending portion is 25mm, the diameter of the bronchoscope 9 is 1mm or less than 1mm, and the resolution is 1000.

When in specific use:

the end of the elastic steel pipe is placed at the pathological change position of a bronchus of a patient, the forefinger is placed into the first retaining ring 2, the middle finger is placed into the second retaining ring 3, the thumb is placed into the third retaining ring 4, the thumb is pushed forwards, the push rod 20 moves forwards, the rack 16 is meshed with the gear 17 and the rolling wheel 18 to rotate, and the end of the elastic steel pipe is pulled to start angle adjustment when the steel wire rope 19 is wound.

After the hand is released, the rack 16 is driven to move reversely under the action of the return spring 21, and similarly, the winding wheel 18 releases the steel wire rope 19, and the elasticity of the elastic steel pipe drives the steel wire rope 19 to bend to the initial position.

When the steering is needed, only the rotating drum 23 needs to be rotated, the rotating drum 23 drives the bending part to adjust the angle, and the rotating angle of the rotating drum 23 only needs to be 180 degrees in the positive direction and the negative direction, so that the cable 11, the optical fiber 12 and the steel wire rope 19 are prevented from being wound on the rubber wheel 24 without limitation.

When the rotating drum 23 is rotated, the rubber wheel 24 rotates to start releasing the cable 11, the optical fiber 12 and the steel wire rope 19, so that the rotation requirement is met.

The side hole on the suction tube 6 is used for connecting external injection or the suction tube is connected with negative pressure sputum suction.

Compared with the prior art, the invention has the following technical effects:

1. the invention relates to a split type bronchoscope which can be used together with other displays.

2. The invention is a disposable bronchoscope, which only needs to meet the current illness condition of a patient, thus greatly reducing the cost and the expense cost of the patient.

Claims

1. Handheld disposable bronchoscope of components of a whole that can function independently, its characterized in that includes:

the handheld part comprises a first pipe body (1), a cavity is formed in the first pipe body (1), one end of the first pipe body is opened, a traction device is installed in the first pipe body (1), a first snap ring (2) and a second snap ring (3) are symmetrically fixed on the outer side of the circumference of the first pipe body (1), and the traction device is connected with a third snap ring (4) arranged on the outer side of the first pipe body (1);

the suction part comprises a second pipe body (5), a cavity is formed in the second pipe body (5), one end of the second pipe body is opened, and the lower end of the second pipe body (5) is communicated with a suction pipe (6) arranged outside;

the connecting part comprises a pipe body IV (7), and two ends of the pipe body IV (7) are respectively connected with the pipe body I (1) and the pipe body II (5);

the bending part is an elastic device (8), a cavity is formed in the elastic device (8), two ends of the elastic device are through, a bronchoscope (9) and a cold light source (10) are installed at the tail end of the elastic device (8), the bronchoscope (9) and the cold light source (10) are respectively connected with a CCD (13) arranged outside through a cable (11) and a light guide fiber (12), and the CCD (13) is connected with a display (14) through the cable;

the extension portion comprises a third pipe body (15), the inside of the third pipe body (15) is a cavity, two ends of the third pipe body (15) are through, and two ends of the third pipe body (15) are respectively communicated with the second pipe body (5) and the elastic device (8).

2. The handheld split disposable bronchoscope according to claim 1, wherein the traction device comprises a rack (16) slidably mounted in the first tube body (1), the rack (16) is engaged with a gear (17), the gear (17) is coaxially connected with a winding wheel (18), a steel wire rope (19) is wound on the winding wheel (18), the other end of the steel wire rope (19) is connected to the tail end of the elastic device (8), the rack (16) is integrally connected with a push rod (20) arranged outside the first tube body (1), the end of the push rod (20) is connected with a third retaining ring (4), and a return spring (21) is sleeved on the push rod (20).

3. The handheld split disposable bronchoscope according to claim 2, wherein a sliding block is fixed to the upper end of the rack (16), a sliding rail is arranged on the inner wall of the first tube body (1), and the sliding block can slide in the sliding rail.

4. The handheld split disposable bronchoscope according to claim 2, wherein the wall thickness of the tube I (1), the tube II (5), the tube III (15), the tube IV (7) and the elastic device (8) are provided with two symmetrical through holes (22), the bronchoscope head (9) and the cold tube source (10) are connected with the CCD (13) through the optical fiber (12) and the cable (11) arranged in the through holes (22), and the tail end of the elastic device (8) is connected with the winding wheel (18) through the steel wire rope (19) arranged in the other through hole (22).

5. The handheld split disposable bronchoscope according to claim 1, wherein the elastic device (8) is an elastic steel tube, the elastic steel tube has a hollow interior and two through ends, and the outer circumference of the elastic steel tube is sealed.

6. Hand-held splittable disposable bronchoscope according to claim 1, wherein the elastic means (8) is a plastic or rubber tube.

7. Hand-held split disposable bronchoscope according to claim 1, characterized in that the bending angle of the bend is 0-145 °.

8. The handheld split disposable bronchoscope according to claim 4, wherein a rotating cylinder (23) is connected between the second tube body (5) and the third tube body (15), the rotating cylinder (23) has a rotation angle of 180 degrees, the rotating cylinder (23) is hollow and has two through ends, the rotating cylinder (23) is fixedly connected with the third tube body (15), the rotating cylinder (23) is rotatably connected with the second tube body (5), a rotatable rubber wheel (24) is installed in the wall thickness of the rotating cylinder (23), the cable (11), the optical fiber (12) and the steel wire rope (19) respectively bypass the rubber wheel (24), and a through hole (25) corresponding to the through hole (22) is formed in the wall thickness of the rotating cylinder (23).

9. The handheld split disposable bronchoscope according to claim 1, wherein the total length of the three retaining rings (4), the push rod (20), the first tube (1) and the fourth tube (7) is 150mm, the total length of the second tube (5), the third tube (15) and the rotating drum (23) is 550mm, the diameter of the controllable bending part is 25mm, and the diameter of the bronchoscope head (9) is 1 mm.