Disposable bronchoscope

Abstract

The utility model relates to the technical field of tracheas, in particular to a disposable bronchoscope which comprises a detection handle, a handle connector arranged at the bottom of the detection handle, a pipe connector connected with the handle connector, a detection pipe arranged on the other side of the pipe connector, a bronchoscope body end and a working channel arranged at the bottom of the handle connector. When the detection pipe needs to be connected with the handle joint of the detection handle, the clamping ring is pulled upwards, the convex ring on the inner side of the clamping ring leaves the outer side of the ball, then the pipe joint at one end of the detection pipe is inserted into the inner hole of the limiting ring, the ball falls into the clamping groove on the outer side of the pipe joint at the moment, then the clamping ring is loosened, and under the action of the spring, the detection pipe is connected with the detection handle. The ball is moved into the clamping groove, and the clamping ring is moved to the position of the ball, so that the pipe joint and the detection pipe are clamped and fixed, and the technical problem that when an existing connector is matched with an external detection handle in an inserted mode, a pipe body has the falling risk under the condition that a bronchoscope needs to be inserted and pulled in a reciprocating mode and connection is not tight is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of trachea, in particular to a disposable bronchoscope. Background Art

[0002] At present, China Patent Publication No.: CN107952150A discloses a disposable plastic electronic endoscope tube core for tracheal intubation, including an electronic endoscope tube core including an intelligent signal connector, a tracheal locator, a plastic tube body, an electronic imaging module and a module protection steel sleeve, one end of the plastic tube body is connected to the module protection steel sleeve, the other end of the plastic tube body is connected to the intelligent signal connector, the electronic imaging module is arranged inside the module protection steel sleeve, the electronic imaging module is electrically connected to the intelligent signal connector through a tube core signal line passing through the plastic tube body, the tracheal locator can be movably sleeved on the outer periphery of the other end of the plastic tube body, and an endoscope of an existing general structure is disclosed, but the existing connector is plugged in and out with an external detection handle. Since the bronchoscope needs to be plugged in and out reciprocally, there is a risk of the tube body falling off if the connection is not tight. Utility Model Content

[0003] Therefore, in view of the above problems, the utility model proposes a disposable bronchoscope, which solves the technical problem that the existing connector is plugged in and matched with the external detection handle, and since the bronchoscope needs to be plugged in and out reciprocally, there is a risk of the tube body falling off if the connection is not tight.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a disposable bronchoscope, comprising a detection handle, a handle joint arranged at the bottom of the detection handle, a pipe joint connected to the handle joint, a detection tube arranged at the other side of the pipe joint, a mirror body end arranged at the other side of the detection tube, and a working channel arranged at the bottom of the handle joint, a limit ring is provided at the bottom of the handle joint, a clamping ring is provided for sliding connection on the outside of the limit ring, an inner ring groove is provided on the outside of the limit ring, a convex ring fitted with the inner ring groove is provided on the inside of the clamping ring, a spring is provided between the convex ring and the limit ring, an inner hole is provided in the middle of the limit ring, the pipe joint is plugged into the inner hole in the middle of the limit ring, a ball hole is provided on the outside of the bottom of the limit ring, a ball is provided in the ball hole, and a groove for the ball to be inserted is provided on the outside of the clamping ring.

[0005] Furthermore, a limiting ring is provided on the outer side of the limiting ring.

[0006] Furthermore, an extended outer ring is provided on the outer side of the pipe joint, and the diameter of the extended outer ring is larger than the diameter of the pipe joint.

[0007] Furthermore, a first sliding tube is provided in a sliding connection inside the pipe joint, a first fixing piece for clamping one side of the first sliding tube is provided on the inner wall of the pipe joint, a first elastic piece is provided between the first fixing piece and the first sliding tube, and a first tapered hole for limiting the first sliding tube is provided inside the pipe joint at the other side of the first sliding tube.

[0008] Furthermore, a second sliding tube with the same inner diameter as the first sliding tube and coaxially arranged is provided inside the handle joint, the second sliding tube is slidably connected to the inside of the handle joint, a second fixing piece for clamping one side of the second sliding tube of the column is provided on the inner wall of the handle joint, a second elastic piece is provided between the second fixing piece and the second sliding tube, and a second tapered hole for limiting the second sliding tube is provided inside the handle joint on the other side of the second sliding tube.

[0009] By adopting the above technical solution, the beneficial effects of the utility model are:

[0010] The disposable bronchoscope is configured such that when the detection tube needs to be connected to the handle joint of the detection handle, the clamping ring is first pulled upwards. At this time, the convex ring on the inner side of the clamping ring leaves the outer side of the ball, and then the pipe joint at one end of the detection tube is inserted into the inner hole of the limiting ring. At this time, the ball will fall into the clamping groove on the outside of the pipe joint, and then the clamping ring is loosened. Under the action of the spring, as the ball moves into the clamping groove, the clamping ring will move to the ball position, thereby realizing the clamping and fixing of the pipe joint and the detection tube. This fixing method further improves the tightness of the connection on the basis of the background technology plug-in, and the detection tube is less likely to fall off during use. In addition, the limiting ring and the clamping ring can be reused, with low cost of use, and solves the technical problem that the existing connector is plugged in and out of the external detection handle, and the bronchoscope needs to be plugged in and out reciprocally, and the tube body has the risk of falling off when the connection is not tight. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model;

[0012] Figure 2 It is a schematic diagram of the internal structure of the limit ring, the clamping ring and the pipe joint of the utility model. DETAILED DESCRIPTION

[0013] The utility model is now further described in conjunction with the accompanying drawings and specific implementation methods.

[0014] refer to Figure 1 to Figure 2The present embodiment provides a disposable bronchoscope, comprising a detection handle 1, a handle joint 2 arranged at the bottom of the detection handle 1, a pipe joint 3 connected to the handle joint 2, a detection tube 4 arranged at the other side of the pipe joint 3, a mirror body end 5 arranged at the other side of the detection tube 4, and a working channel 6 arranged at the bottom of the handle joint 2, a limiting ring 7 is provided at the bottom of the handle joint 2, a clamping ring 8 is provided on the outer side of the limiting ring 7 for sliding connection, an inner ring groove 10 is provided on the outer side of the limiting ring 7, a convex ring 11 is provided on the inner side of the clamping ring 8 and is fitted with the inner ring groove 10, a spring 12 is provided between the convex ring 11 and the limiting ring 7, an inner hole 13 is provided in the middle of the limiting ring 7, the pipe joint 3 is plugged into the inner hole 13 in the middle of the limiting ring 7, a ball hole 14 is provided on the outer side of the bottom of the limiting ring 7, a ball 15 is provided in the ball hole 14, and a clamping groove 16 for clamping the ball 15 is provided on the outer side of the clamping ring 8.

[0015] Through the setting of the limiting ring, when it is necessary to connect the detection tube with the handle joint of the detection handle, first pull the clamping ring upwards. At this time, the convex ring on the inside of the clamping ring leaves the outside of the ball, and then insert the pipe joint at one end of the detection tube into the inner hole of the limiting ring. At this time, the ball will fall into the clamping groove on the outside of the pipe joint, and then release the clamping ring. Under the action of the spring, as the ball moves into the clamping groove, the clamping ring will move to the ball position, thereby realizing the clamping and fixation of the pipe joint and the detection tube. This fixing method further improves the tightness of the connection on the basis of the background technology plug-in, and the detection tube is less likely to fall off during use. In addition, the limiting ring and the clamping ring can be reused, with low cost of use, and solves the technical problem that the existing connector is plugged in and out of the external detection handle, and the bronchoscope needs to be plugged in and out reciprocally, and the tube body has the risk of falling off when the connection is not tight.

[0016] A limiting ring 17 is provided on the outer side of the limiting ring 7. The limiting ring is an elastic iron ring with an opening 17a. The elastic iron ring has a certain elasticity. The elastic iron ring is pulled open and then clamped into the bottom of the limiting ring. After completion, the moving distance of the clamping ring can be limited to prevent the clamping ring from falling off the limiting ring.

[0017] An extended outer ring 9 is provided on the outside of the pipe joint 3. The diameter of the extended outer ring 9 is larger than the diameter of the pipe joint 3. The setting of the extended outer ring can block the direction of the detection tube to avoid stains.

[0018] A first sliding tube 19 is provided in a sliding connection inside the pipe joint 3, and a first fixing member 20 is provided on the inner wall of the pipe joint 3 for clamping one side of the first sliding tube 19 of the column, and a first elastic member 21 is provided between the first fixing member 20 and the first sliding tube 19, and a first tapered hole 22 for limiting the first sliding tube 19 is provided inside the pipe joint 3 at the other side of the first sliding tube 19; a second sliding tube 23 with the same inner diameter as the first sliding tube 19 and coaxially arranged is provided inside the handle joint 2, and the second sliding tube 23 is slidably connected to the inside of the handle joint 2, a second fixing member 24 is provided on the inner wall of the handle joint 2 for clamping one side of the second sliding tube 23 of the column, and a second elastic member 25 is provided between the second fixing member 24 and the second sliding tube 23, and a second tapered hole 18 for limiting the second sliding tube 23 is provided inside the handle joint 2 at the other side of the second sliding tube 23.

[0019] The first sliding tube and the second sliding tube are arranged, after the pipe joint is inserted into the limiting ring, the second sliding tube will contact with the first sliding tube and press it upward, and since a second elastic member is also arranged between the second sliding tube and the fixing member, the second sliding tube will move downward, and then the first sliding tube will move upward under the pressure of the second sliding tube, and after the first spring member is compressed, the second sliding tube will be tightly plugged into and matched with the first sliding tube, and the detection tube and the detection handle are tightly connected to avoid loose connection between the detection tube and the detection handle during use, resulting in blurred images.

[0020] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0023] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0024] Although the present invention has been specifically demonstrated and described in conjunction with the preferred embodiments, those skilled in the art should understand that various changes may be made to the present invention in form and detail without departing from the spirit and scope of the present invention as defined in the appended claims, all of which are within the scope of protection of the present invention.

Claims

1. A disposable bronchoscope, characterized in that: The invention comprises a detection handle (1), a handle joint (2) arranged at the bottom of the detection handle (1), a pipe joint (3) connected to the handle joint (2), a detection tube (4) arranged at the other side of the pipe joint (3), a mirror body end (5) arranged at the other side of the detection tube (4), and a working channel (6) arranged at the bottom of the handle joint (2); A limiting ring (7) is provided at the bottom of the handle joint (2), a snap ring (8) is slidably connected to the outer side of the limiting ring (7), an inner ring groove (10) is provided on the outer side of the limiting ring (7), a convex ring (11) is provided on the inner side of the snap ring (8) and is fitted with the inner ring groove (10), a spring (12) is provided between the convex ring (11) and the limiting ring (7), an inner hole (13) is provided in the middle of the limiting ring (7), the pipe joint (3) is plugged into the inner hole (13) in the middle of the limiting ring (7), a ball hole (14) is provided on the outer side of the bottom of the limiting ring (7), a ball (15) is provided in the ball hole (14), and a slot (16) for the ball (15) to be inserted is provided on the outer side of the snap ring (8).

2. A disposable bronchoscope according to claim 1, characterized in that: A limiting ring (17) is provided outside the limiting ring (7).

3. A disposable bronchoscope according to claim 1, characterized in that: An extended outer ring (9) is provided on the outer side of the pipe joint (3), and the diameter of the extended outer ring (9) is greater than the diameter of the pipe joint (3).

4. A disposable bronchoscope according to claim 1, characterized in that: A first sliding tube (19) is slidably connected inside the pipe joint (3), a first fixing member (20) for clamping one side of the first sliding tube (19) is provided on the inner wall of the pipe joint (3), a first elastic member (21) is provided between the first fixing member (20) and the first sliding tube (19), and a first tapered hole (22) for limiting the position of the first sliding tube (19) is provided inside the pipe joint (3) at the other side of the first sliding tube (19).

5. A disposable bronchoscope according to claim 4, characterized in that: A second sliding tube (23) having the same inner diameter as the first sliding tube (19) and being coaxially arranged is provided inside the handle joint (2); the second sliding tube (23) is slidably connected to the inside of the handle joint (2); a second fixing member (24) for clamping one side of the second sliding tube (23) is provided on the inner wall of the handle joint (2); a second elastic member (25) is provided between the second fixing member (24) and the second sliding tube (23); and a second tapered hole (18) for limiting the second sliding tube (23) is provided inside the handle joint (2) at the other side of the second sliding tube (23).

Images