Fiber bronchoscope with pressure flow limiting mechanism

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to a fiberoptic bronchoscope with a pressure flow limiting mechanism, which comprises a display. A fixing block is fixedly connected to the bottom of the displayer, a control button is arranged on the front face of the fixing block, a handle is fixedly connected to the bottom of the fixing block, a pressure control device is fixedly connected to the back face of the displayer, an insertion hose is fixedly connected to the bottom of the pressure control device, and an occlusion device is movably connected to the surface of the insertion hose. Saliva collecting devices are fixedly connected to the front face and the back face of the occlusion device, a camera is arranged at the other end of the insertion hose, and illuminating lamps are arranged on the two sides of the top and the two sides of the bottom of the camera. Through the arrangement of the saliva collecting device, a large amount of saliva generated by long-time stimulation of instruments of a patient in the fiber bronchoscopy process can be effectively collected, the saliva is prevented from being accumulated in the oral cavity, and therefore the discomfort of the patient is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a fiber bronchoscope with a pressure and flow limiting mechanism. Background Art

[0002] During the treatment of ICU intubated patients, medical staff usually use a fiber bronchoscope to observe the patient's lungs in order to determine whether the patient's lungs have lesions. When using existing fiber bronchoscopes, a bite ring is usually used to restrict the patient's oral movement, and then the insertion tube of the fiber bronchoscope is inserted into the patient's trachea from the mouth to observe and detect the patient's lungs.

[0003] During the examination with the existing fiber bronchoscope, the patient will continuously produce saliva, which will accumulate in the mouth, causing the patient to feel uncomfortable and may even induce nausea, vomiting and other reactions.

[0004] Therefore, in order to solve the above problems, a fiber bronchoscope with a pressure and flow limiting mechanism is proposed. Utility Model Content

[0005] The technical problem to be solved by the present invention is that the existing technology has disadvantages that cause discomfort to patients. For this reason, we propose a fiber bronchoscope with a pressure and flow limiting mechanism.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a fiber bronchoscope with a pressure flow limiting mechanism, comprising a display; the bottom of the display is fixedly connected to a fixed block, the front of the fixed block is provided with a control button, the bottom of the fixed block is fixedly connected to a handle, the back of the display is fixedly connected to a pressure control device, the bottom of the pressure control device is fixedly connected to an insertion hose, the surface of the insertion hose is movably connected to a biting device, the front and back of the biting device are fixedly connected to a saliva collection device, the other end of the insertion hose is provided with a camera, and the top and bottom of the camera and both sides are provided with lighting lamps.

[0007] Preferably, an oxygen supply connecting pipe is provided in the pressure control device, and an air inlet pipe is fixedly connected to the bottom of the oxygen supply connecting pipe.

[0008] Preferably, a battery valve is provided at the bottom of the air inlet pipe, and an air outlet pipe is provided at the bottom of the battery valve.

[0009] Preferably, a pressure relief valve is provided at the bottom of the air outlet pipe, and a pressure relief pipe is provided on the other side of the pressure relief valve.

[0010] Preferably, a bite block is provided in the bite device, and bite grooves are provided on the top and bottom of the bite block.

[0011] Preferably, a connecting rod is provided in the saliva collecting device, and a vertical plate is fixedly connected to the outer wall of the connecting rod.

[0012] Preferably, a collecting block is fixedly connected to the bottom of the vertical plate, and a collecting groove is provided in the middle portion of the top of the collecting block.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model helps to fix and stabilize the bronchoscope through the setting of the occlusal device, preventing the position of the bronchoscope from being shifted due to the movement of the patient's mouth or teeth during operation. The stable positioning can improve the accuracy of inspection and operation.

[0015] 2. The utility model is provided with a saliva collection device, which can effectively collect a large amount of saliva produced by the patient due to long-term stimulation of the instrument during the fiber bronchoscopy examination, prevent it from accumulating in the oral cavity, and thus reduce the patient's discomfort. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 This is a schematic diagram of the front three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the rear cross-sectional structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the bite device and saliva collection device of the utility model;

[0020] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged three-dimensional structure of A in the middle.

[0021] In the figure: 1. Display; 2. Fixing block; 3. Control button; 4. Handle; 5. Pressure control device; 501. Oxygen supply pipe; 502. Air inlet pipe; 503. Battery valve; 504. Air outlet pipe; 505. Pressure relief valve; 506. Pressure relief pipe; 6. Insert hose; 7. Engaging device; 701. Engaging block; 702. Engaging groove; 8. Saliva collecting device; 801. Connecting rod; 802. Vertical plate; 803. Collecting block; 804. Collecting groove; 9. Camera; 10. Light. DETAILED DESCRIPTION

[0022] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] The following is combined with Figure 1-4 To further explain this application,

[0024] The present application discloses a fiber bronchoscope with a pressure flow limiting mechanism, referring to Figure 1 and Figure 4 , including a display 1; a fixed block 2 is fixedly connected to the bottom of the display 1, a control button 3 is provided on the front of the fixed block 2, a handle 4 is fixedly connected to the bottom of the fixed block 2, a pressure control device 5 is fixedly connected to the back of the display 1, an insertion hose 6 is fixedly connected to the bottom of the pressure control device 5, a bite device 7 is movably connected to the surface of the insertion hose 6, a saliva collection device 8 is fixedly connected to the front and back of the bite device 7, a camera 9 is provided at the other end of the insertion hose 6, and lighting lamps 10 are provided on the top, bottom and both sides of the camera 9; through the setting of the display 1, key parameters such as airflow and pressure can be displayed in real time to help doctors understand various data during the examination process in real time. By setting the control button 3, the airflow and pressure parameters of the equipment can be adjusted, and the operation is more convenient and efficient. By setting the pressure control device 5, the appropriate pressure at the end of the fiber bronchoscope can be adjusted and maintained in real time, which is crucial for avoiding airway damage caused by excessive air pressure or affecting the inspection field of view due to low air pressure. By setting the bite device 7, it helps to fix and stabilize the bronchoscope to prevent it from shifting in position due to the movement of the patient's mouth or teeth during operation. Stable positioning can improve the accuracy of inspection and operation. By setting the saliva collection device 8, a large amount of saliva produced by the patient due to long-term stimulation of the instrument during the fiber bronchoscope examination can be effectively collected to prevent it from accumulating in the mouth, thereby reducing the patient's discomfort. By setting the lighting lamp 10, necessary light can be provided to help doctors clearly observe the structure and lesions in the airway during the examination.

[0025] Reference Figure 2 An oxygen supply pipe 501 is provided in the pressure control device 5, and an air inlet pipe 502 is fixedly connected to the bottom of the oxygen supply pipe 501; through the setting of the oxygen supply pipe 501, oxygen can be provided to the patient in a timely manner to stabilize his breathing and blood oxygen levels, thereby improving the success rate of examination or treatment.

[0026] Reference Figure 2A battery valve 503 is provided at the bottom of the air inlet pipe 502, and an air outlet pipe 504 is provided at the bottom of the battery valve 503; through the setting of the battery valve 503, the oxygen flow rate is accurately adjusted to improve the patient's comfort and examination experience.

[0027] Reference Figure 2 A pressure relief valve 505 is provided at the bottom of the outlet pipe 504, and a pressure relief pipe 506 is provided on the other side of the pressure relief valve 505; through the setting of the pressure relief valve 505, it can automatically open when the air pressure exceeds the safe range, and release excess gas from the pressure relief pipe 506, thereby protecting the patient's airway from damage.

[0028] Reference Figure 3 A bite block 701 is provided in the bite device 7, and bite grooves 702 are provided on the top and bottom of the bite block 701; the setting of the bite grooves 702 on the bite block 701 helps to fix and stabilize the bronchoscope, preventing it from shifting in position due to movement of the patient's mouth or teeth during operation. Stable positioning can improve the accuracy of inspection and operation.

[0029] Reference Figure 3 A connecting rod 801 is provided in the saliva collection device 8, and the outer wall of the connecting rod 801 is fixedly connected to a vertical plate 802; through the setting of the connecting rod 801, the vertical plate 802 is stabilized, and through the setting of the vertical plate 802, the collection block 803 is fixed.

[0030] Reference Figure 3 The bottom of the vertical plate 802 is fixedly connected to a collecting block 803, and a collecting groove 804 is provided in the middle part of the top of the collecting block 803; through the setting of the collecting groove 804 on the collecting block 803, a large amount of saliva produced by the patient due to long-term stimulation of the instrument during the fiber bronchoscopy examination can be effectively collected to prevent it from accumulating in the oral cavity, thereby reducing the patient's discomfort.

[0031] Working principle: By inserting the insertion hose 6 into the oral cavity, the patient bites the bite groove 702 on the bite block 701, which helps to fix and stabilize the bronchoscope and prevent it from being displaced due to the movement of the patient's mouth or teeth during operation. The stable positioning can improve the accuracy of inspection and operation. The collection groove 804 on the collection block 803 can effectively collect a large amount of saliva produced by the patient due to long-term stimulation of the instrument during the fiber bronchoscopy examination, and prevent it from accumulating in the oral cavity, thereby reducing the patient's discomfort. The oxygen supply pipe 501 is used to provide oxygen to the patient in time, and the oxygen flow is accurately adjusted through the battery valve 503. The pressure relief valve 505 can automatically open when the air pressure exceeds the safety range, and release excess gas from the pressure relief pipe 506, thereby protecting the patient's airway from damage.

[0032] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A fiberoptic bronchoscope with a pressure and flow limiting mechanism, characterized in that: The invention comprises a display (1); a fixed block (2) is fixedly connected to the bottom of the display (1); a control button (3) is provided on the front of the fixed block (2); a handle (4) is fixedly connected to the bottom of the fixed block (2); a pressure control device (5) is fixedly connected to the back of the display (1); an insertion hose (6) is fixedly connected to the bottom of the pressure control device (5); a bite device (7) is movably connected to the surface of the insertion hose (6); a saliva collecting device (8) is fixedly connected to the front and back of the bite device (7); a camera (9) is provided at the other end of the insertion hose (6); and lighting lamps (10) are provided on the top, bottom and both sides of the camera (9).

2. The fiber bronchoscope with a pressure and flow limiting mechanism according to claim 1, characterized in that: An oxygen supply pipe (501) is provided in the pressure control device (5), and an air inlet pipe (502) is fixedly connected to the bottom of the oxygen supply pipe (501).

3. The fiber bronchoscope with a pressure and flow limiting mechanism according to claim 2, characterized in that: A battery valve (503) is provided at the bottom of the air inlet pipe (502), and an air outlet pipe (504) is provided at the bottom of the battery valve (503).

4. The fiber bronchoscope with a pressure and flow limiting mechanism according to claim 3, characterized in that: A pressure relief valve (505) is provided at the bottom of the air outlet pipe (504), and a pressure relief pipe (506) is provided on the other side of the pressure relief valve (505).

5. The fiber bronchoscope with a pressure and flow limiting mechanism according to claim 1, characterized in that: The bite device (7) is provided with a bite block (701), and the top and bottom of the bite block (701) are provided with bite grooves (702).

6. The fiber bronchoscope with a pressure and flow limiting mechanism according to claim 1, characterized in that: A connecting rod (801) is provided in the saliva collecting device (8), and a vertical plate (802) is fixedly connected to the outer wall of the connecting rod (801).

7. The fiber bronchoscope with a pressure and flow limiting mechanism according to claim 6, characterized in that: The bottom of the vertical plate (802) is fixedly connected to a collecting block (803), and a collecting groove (804) is provided in the middle of the top of the collecting block (803).

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