Endoscope insertion structure

Abstract

The utility model discloses an endoscope inserting structure which comprises a sight glass outer tube body, an inserting tube is fixed on one side of the sight glass outer tube body, an expansion opening is fixed at the extension end of the inserting tube, a threaded cylinder is fixed on the other side of the sight glass outer tube body, a threaded head is meshed with an inner cavity of the threaded cylinder in a threaded mode, an outer tube body is fixed on the surface of the threaded head, and an inner cavity of the outer tube body is connected with a connecting line in a sleeved mode. A micro camera is fixed at the extension end of the connecting line; a negative pressure head is fixed to the upper end face of the endoscope outer tube body, a sleeve is fixed to the upper end face of the negative pressure head, a hard tube is sleeved with an inner cavity of the sleeve, and a hose is fixed to the upper end face of the hard tube. According to the utility model, when the outer tube body is inserted into one end of the sight glass outer tube body, the outer tube body can be stably connected through a threaded connection mode, the situation that the outer tube body falls off is prevented, meanwhile, the tube body connected with the negative pressure pump and the sight glass outer tube body can be conveniently assembled by rotating the hand-screwing bolt, the operation is convenient and fast, and the working efficiency is improved. And a connecting gap can be blocked through a sealing rubber ring, and the situation of liquid leakage is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of endoscope equipment, in particular to an endoscope plug-in structure. Background Art

[0002] An endoscope is a medical device used to examine and treat diseases and lesions inside the human body. It is composed of multiple parts, including a light source, a camera, a perfusion system, and a controller. A combined endoscope is usually inserted into the human body through a natural orifice or a small incision in the body, providing real-time images and videos for doctors to observe and diagnose. This endoscope can be used to examine and treat diseases in a variety of parts, including the digestive tract, respiratory tract, urinary tract, and joints. By combining different modules and accessories, the combined endoscope can achieve different functions to meet specific clinical needs.

[0003] The patent document with publication number CN2666351 discloses an endoscope plug-in structure, which is composed of a plug, a mirror tube, a guide tube, a socket, a ball, a spring, a top screw, a pressure ring and an O-ring. The plug is coaxially connected with the guide tube and the mirror tube; the guide tube is installed at the front end of the plug to play a guiding role and is sealed with the O-ring to prevent water leakage; the O-ring is pressed tightly with a pressure ring to prevent movement.

[0004] In the above device, although the structure is reasonably designed, has a long service life and is watertight, during use, the endoscope and the negative pressure pipette cannot be easily assembled, and liquid seepage is likely to occur between the endoscope and the negative pressure pipette. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the existing endoscope plug-in structure, that the endoscope and the negative pressure liquid suction tube cannot be conveniently assembled, and liquid leakage is easily caused between the endoscope and the negative pressure liquid suction tube.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An endoscope plug-in structure, comprising an endoscope outer tube body, a plug-in tube fixed to one side of the endoscope outer tube body, an expansion port fixed to the extended end of the plug-in tube, a threaded barrel fixed to the other side of the endoscope outer tube body, a threaded head engaged with the inner cavity of the threaded barrel, the outer tube body fixed to the surface of the threaded head, a connecting wire sleeved in the inner cavity of the outer tube body, and a miniature camera fixed to the extended end of the connecting wire;

[0008] A negative pressure head is fixed on the upper end surface of the outer tube body of the endoscope, a sleeve is fixed on the upper end surface of the negative pressure head, a hard tube is sleeved in the inner cavity of the sleeve, a soft tube is fixed on the upper end surface of the hard tube, a sealing rubber ring is sleeved on the surface of the hard tube, hand bolts are threadedly engaged on both sides of the sleeve, and a splint is fixed to the extended end of the hand bolt.

[0009] As a further description of the above technical solution:

[0010] The connecting wire is inserted into and connected with the outer tube body of the endoscope and the plug-in tube.

[0011] As a further description of the above technical solution:

[0012] The outer tube body forms an assembleable structure through the threaded head and the threaded barrel.

[0013] As a further description of the above technical solution:

[0014] The threaded tube is communicated with the inner cavity of the endoscope outer tube body, and the endoscope outer tube body is communicated with the inner cavity of the insertion tube.

[0015] As a further description of the above technical solution:

[0016] The negative pressure head is communicated with the inner cavity of the outer tube of the endoscope, and the sealing rubber ring is movably connected with the inner wall of the sleeve.

[0017] As a further description of the above technical solution:

[0018] The clamping plate is movably connected to the surface of the hard pipe, and the clamping plate forms a retractable structure with the sleeve through a hand-tightened bolt.

[0019] As a further description of the above technical solution:

[0020] The hard tube forms an assembleable structure through the clamping plate and the sleeve.

[0021] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0022] In the utility model, when the outer tube body is plugged into one end of the outer tube body of the endoscope, the outer tube body can be firmly connected by means of a threaded connection to prevent the outer tube body from falling off. At the same time, by turning the hand-tightening bolt, the tube body of the negative pressure pump and the outer tube body of the endoscope can be easily assembled. The operation is convenient, and the connecting gap can be blocked by a sealing rubber ring to prevent leakage. In summary, the problems in the background technology are solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a front view structural diagram of an endoscope plug-in structure in the utility model;

[0024] Figure 2 It is a schematic diagram of the rear view of an endoscope plug-in structure in the utility model;

[0025] Figure 3 It is a structural schematic diagram of the connection between the outer tube body and the outer tube body of the endoscope in the utility model;

[0026] Figure 4 It is a schematic diagram of the structure inside the sleeve in the utility model.

[0027] Legend:

[0028] 1. Outer tube body of endoscope; 2. Plug-in tube; 3. Expansion port; 4. Threaded tube; 5. Threaded head; 6. Outer tube body; 7. Connecting wire; 8. Mini camera; 9. Negative pressure head; 10. Sleeve; 11. Hard tube; 12. Hose; 13. Sealing rubber ring; 14. Hand-tightened bolt; 15. Clamp. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-Figure 4 , an endoscope plug-in structure, including an endoscope outer tube body 1, a plug-in tube 2 is fixed on one side of the endoscope outer tube body 1, an expansion port 3 is fixed on the extended end of the plug-in tube 2, a threaded tube 4 is fixed on the other side of the endoscope outer tube body 1, a threaded head 5 is engaged with the inner cavity thread of the threaded tube 4, an outer tube body 6 is fixed on the surface of the threaded head 5, a connecting wire 7 is sleeved on the inner cavity of the outer tube body 6, and a miniature camera 8 is fixed on the extended end of the connecting wire 7;

[0031] A negative pressure head 9 is fixed on the upper end surface of the endoscope outer tube body 1, a sleeve 10 is fixed on the upper end surface of the negative pressure head 9, a hard tube 11 is sleeved in the inner cavity of the sleeve 10, a hose 12 is fixed on the upper end surface of the hard tube 11, a sealing rubber ring 13 is sleeved on the surface of the hard tube 11, hand screw bolts 14 are respectively threadedly engaged on both sides of the sleeve 10, and a clamping plate 15 is fixed on the extended end of the hand screw bolt 14;

[0032] Insert the outer tube body 6 into the wound of the patient, and then thread the threaded head 5 at one end of the outer tube body 6 with the inner cavity of the threaded tube 4 at one end of the end of the endoscope outer tube body 1, so as to assemble the outer tube body 6 with the endoscope outer tube body 1;

[0033] The extended end of the hose 12 is connected to a negative pressure pump, and the hard tube 11 at the other end of the hose 12 is inserted into the inner cavity of the sleeve 10, and then the sealing rubber ring 13 on the surface of the hard tube 11 is manually pulled to slide the sealing rubber ring 13 into the inner cavity of the sleeve 10, and the connection gap between the hard tube 11 and the sleeve 10 is sealed by the sealing rubber ring 13;

[0034] Manually turn the hand screw 14 to drive the clamping plate 15 to move telescopically, and the clamping plate 15 is telescopic to clamp the hard tube 11 in the sleeve 10, clamping it and fixing it, and the negative pressure pump is operated to suck out the dirty liquid in the outer tube body 1 and the outer tube body 6 of the endoscope;

[0035] The connecting wire 7 is inserted into the plug tube 2 from the expansion opening 3, and then inserted into the body through the endoscope outer tube body 1 and the outer tube body 6. The micro camera 8 takes pictures of the body and transmits the pictures to the display device through the connecting wire 7.

[0036] Furthermore, the connecting wire 7 is inserted and connected with the outer tube body 1 of the endoscope and the plug-in tube 2 .

[0037] Furthermore, the outer tube body 6 forms an assembleable structure through the threaded head 5 and the threaded barrel 4 .

[0038] Furthermore, the threaded tube 4 is in communication with the inner cavity of the endoscope outer tube body 1 , and the endoscope outer tube body 1 is in communication with the inner cavity of the insertion tube 2 .

[0039] Furthermore, the negative pressure head 9 is communicated with the inner cavity of the outer tube body 1 of the endoscope, and the sealing rubber ring 13 is movably connected to the inner wall of the sleeve 10 .

[0040] Furthermore, the clamping plate 15 is movably connected to the surface of the hard tube 11 , and the clamping plate 15 forms a retractable structure with the sleeve 10 through the hand-tightening bolt 14 .

[0041] Furthermore, the hard tube 11 forms an assemblable structure with the sleeve 10 through the clamping plate 15 .

[0042] Working principle: Before use, first insert the outer tube body 6 into the wound of the patient, then thread the threaded head 5 at one end of the outer tube body 6 with the inner cavity of the threaded tube 4 at one end of the end of the endoscope outer tube body 1, so as to assemble the outer tube body 6 with the endoscope outer tube body 1, connect the extended end of the hose 12 with a negative pressure pump, insert the hard tube 11 at the other end of the hose 12 into the inner cavity of the sleeve 10, and then manually pull the sealing rubber ring 13 on the surface of the hard tube 11 to slide the sealing rubber ring 13 into the inner cavity of the sleeve 10, and seal the connection seam between the hard tube 11 and the sleeve 10 through the sealing rubber ring 13 At the gap, manually turn the hand-tightening bolt 14 to drive the clamping plate 15 to move telescopically, and the clamping plate 15 telescopes and clamps the hard tube 11 in the sleeve 10 to fix it, and operate the negative pressure pump to suck out the dirty liquid in the outer tube body 1 and the outer tube body 6 of the endoscope, extend the connecting line 7 from the expansion port 3 into the plug-in tube 2, and then pass the connecting line 7 through the outer tube body 1 and the outer tube body 6 of the endoscope into the body, the micro camera 8 shoots the body, and transmits the shooting picture to the display device through the connecting line 7, thus completing the working principle of the utility model.

[0043] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. An endoscope plug-in structure, comprising an endoscope outer tube body (1), characterized in that: A plug-in tube (2) is fixed to one side of the endoscope outer tube body (1), an expansion opening (3) is fixed to the extended end of the plug-in tube (2), a threaded tube (4) is fixed to the other side of the endoscope outer tube body (1), a threaded head (5) is engaged with the inner thread of the threaded tube (4), an outer tube body (6) is fixed to the surface of the threaded head (5), a connecting wire (7) is sleeved in the inner cavity of the outer tube body (6), and a miniature camera (8) is fixed to the extended end of the connecting wire (7); A negative pressure head (9) is fixed to the upper end surface of the outer tube body (1) of the endoscope, a sleeve (10) is fixed to the upper end surface of the negative pressure head (9), a hard tube (11) is sleeved in the inner cavity of the sleeve (10), a soft tube (12) is fixed to the upper end surface of the hard tube (11), a sealing rubber ring (13) is sleeved on the surface of the hard tube (11), hand bolts (14) are respectively threadedly engaged on both sides of the sleeve (10), and a clamping plate (15) is fixed to the extended end of the hand bolt (14).

2. The endoscope plug-in structure according to claim 1, characterized in that: The connecting wire (7) is inserted through and connected to the outer tube body (1) of the endoscope and the plug-in tube (2).

3. The endoscope plug-in structure according to claim 1, characterized in that: The outer tube body (6) forms an assembleable structure through the threaded head (5) and the threaded barrel (4).

4. The endoscope plug-in structure according to claim 1, characterized in that: The threaded tube (4) is in communication with the inner cavity of the endoscope outer tube body (1), and the endoscope outer tube body (1) is in communication with the inner cavity of the insertion tube (2).

5. The endoscope plug-in structure according to claim 1, characterized in that: The negative pressure head (9) is in communication with the inner cavity of the endoscope outer tube body (1), and the sealing rubber ring (13) is movably connected to the inner wall of the sleeve (10).

6. The endoscope plug-in structure according to claim 1, characterized in that: The clamping plate (15) is movably connected to the surface of the hard pipe (11), and the clamping plate (15) forms a retractable structure with the sleeve (10) through a hand-tightened bolt (14).

7. The endoscope plug-in structure according to claim 1, characterized in that: The hard tube (11) forms an assembleable structure with the sleeve (10) through the clamping plate (15).

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