CN218165249U

CN218165249U - Mouth biting device for oral bronchoscopy

Info

Publication number: CN218165249U
Application number: CN202221025221.0U
Authority: CN
Inventors: 吴树瀚; 纪晓霞; 周琪鹏; 林少群
Original assignee: Shantou central hospital
Current assignee: Shantou central hospital
Priority date: 2022-04-30
Filing date: 2022-04-30
Publication date: 2022-12-30
Anticipated expiration: 2032-04-30

Abstract

The utility model relates to a mouth biting device for oral bronchoscope examination, which comprises a fixed blocking piece, wherein the central part of the fixed blocking piece is provided with a front and back moving endoscope through hole, and the front side surface of the fixed blocking piece is provided with an occlusion part; the mouth-biting device also comprises an integrated catheter and an anesthetic catheter, the integrated catheter is arranged on the fixed baffle and comprises a suction tube and a guide tube, the outer wall of the guide tube is integrally connected with the outer wall of the suction tube, and a plurality of liquid inlet holes are formed in the tube wall of the front part of the suction tube; the anesthetic tube is arranged in the guide tube, the length of the anesthetic tube is larger than that of the guide tube, two ends of the anesthetic tube penetrate out of the front end opening and the rear end opening of the guide tube respectively, and a plurality of liquid outlet holes are formed in the front end portion of the anesthetic tube. The mouth-biting device is not only convenient for injecting anesthetic into the tracheal lumen of a patient, but also can suck away oral secretion in the oral cavity of the patient in the bronchoscopy process, thereby being beneficial to improving the comfort of the patient and reducing the workload of medical staff.

Description

Mouth biting device for oral bronchoscopy

Technical Field

The utility model relates to a medical instrument, concretely relates to a mouth stings ware for through mouthful bronchoscopy.

Background

Bronchial diseases belong to common diseases, and bronchoscopy is frequently required clinically; for the convenience of bronchoscopy, a bite device is usually placed between the upper and lower teeth of a patient, a channel which can be operated or entered and exited through a bronchoscope is arranged in the middle of the bite device, the patient can be matched with mouth opening in a waking state, and the bite device can be placed.

The mouth that present clinical commonly used stings ware is oval tubulose generally, and narrow cavity in outer width generally adopts rigid plastic material, but, when carrying out bronchoscopy, can form a large amount of oral secretion in the patient's oral cavity, and this kind of mouth stings ware is not convenient for with these oral secretion suctions when clinical use, not only can cause patient's uncomfortable, needs medical personnel in time to wipe patient's eruption thing with paper moreover, has greatly improved medical personnel's work load. In addition, before examination, the surface of the tracheal lumen of a patient needs to be anesthetized, and the existing mouth-biting device is inconvenient for medical personnel to perform operations such as anesthetic injection and the like, and has inconvenience in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a mouth is stung to ware for going through mouth bronchoscope inspection is provided, this kind of mouth is stung the ware and is not only convenient for inject the anesthetic to patient's endotracheal cavity, can in time siphon away the oral secretion in patient's oral cavity in bronchoscope inspection process moreover, is favorable to improving patient's comfort level and reduces medical personnel's work load. The technical scheme is as follows:

the utility model provides a mouth stings ware for passing through mouth bronchoscopy, includes fixed separation blade, sets up the scope through-hole that moves towards around on the central point of fixed separation blade, is equipped with interlock portion, its characterized in that on the leading flank of fixed separation blade: the mouth-biting device also comprises an integrated catheter and an anesthetic catheter, the integrated catheter is arranged on the fixed baffle and comprises a suction tube and a guide tube, the outer wall of the guide tube is integrally connected with the outer wall of the suction tube, the front end of the suction tube is a closed end, the rear end of the suction tube is an open end, a plurality of liquid inlet holes are formed in the tube wall of the front part of the suction tube, and the front end and the rear end of the guide tube are open ends; the anesthetic tube is arranged in the guide tube, the length of the anesthetic tube is larger than that of the guide tube, two ends of the anesthetic tube can respectively penetrate out of the front end opening and the rear end opening of the guide tube, and a plurality of liquid outlet holes are formed in the front end portion of the anesthetic tube.

Before bronchoscopy, the occlusion part of the mouth biting device is arranged between the upper and lower teeth of a patient, the fixed separation blade is attached to the outer peripheral surface of the mouth of the patient, and the integrated catheter is inserted into the oral cavity of the patient; then, the rear end of the anesthetic tube penetrates out of the rear end opening of the guide tube and extends into the tracheal cavity of the patient, the rear end of the anesthetic tube is connected with the injection end of the anesthetic injector, anesthetic injected by the anesthetic injector flows through the anesthetic tube and then flows out of the liquid outlet holes and is uniformly distributed on the surface of the tracheal cavity of the patient to realize anesthesia, and the operation is convenient. In the process of bronchoscopy of a patient, the rear end of the suction tube can be connected with a negative pressure generating device (the negative pressure generating device can comprise a vacuum pump and a negative pressure pipeline, the vacuum pump is connected with the suction tube through the negative pressure pipeline), the negative pressure generating device inhales through the inner cavity of the suction tube and forms negative pressure at each liquid inlet hole, oral secretion generated in the oral cavity of the patient is sucked away through the suction tube in time, the patient feels comfortable, and the workload of medical workers is effectively reduced.

In a preferable scheme, an operating handle is arranged at the rear end part of the anesthetic tube. The operating handle can be held, so that the anesthetic tube can be operated conveniently and moved forwards or backwards along the guide tube.

In a specific scheme, the suction tube, the guide tube and the anesthetic tube are all medical silicone tubes.

In a preferred mode, the direction of the suction tube is the same as that of the guide tube.

In another specific scheme, the suction tube is wound on the outer side of the guide tube in a spiral mode.

In a preferable scheme, the front end part of the suction tube and the front end part of the anesthetic tube are both closed spherical ends. The spherical end can reduce the risk that the front end of attracting pipe, anesthetic tube stab to patient's oral cavity skin, and the closed spherical end can avoid attracting the end of pipe and adsorbing on the skin in patient's oral cavity, causes the injury to oral cavity skin.

In a preferable scheme, the pipe wall of the anesthetic tube is provided with a first scale mark marked along the length direction of the anesthetic tube. Medical personnel can read the length that anesthetic tube got into patient's oral cavity part fast through first scale mark, ensure that the front end of anesthetic tube extends to the suitable position in the patient's trachea inner chamber.

In the preferred scheme, the fixed baffle is provided with an adjusting seat, the adjusting seat is provided with a guide hole in the front-back direction, and the integrated guide pipe is positioned in the guide hole and can move back and forth relative to the guide hole; the adjusting seat is also provided with a positioning clamp for clamping and fixing the integrated conduit. By adopting the structure, the position of the integrated catheter on the adjusting seat can be adjusted to change the depth of the integrated catheter entering the oral cavity of a patient; when the integrated guide pipe is adjusted, the positioning clamp is firstly loosened, and then the integrated guide pipe moves forwards or backwards relative to the guide hole; and after the position of the integrated conduit is determined, clamping and fixing the integrated conduit through a positioning clamp.

In a more preferable scheme, the tube wall of the guide tube is provided with a second scale mark marked along the length direction of the guide tube. The medical staff can quickly read the length of the part of the guide tube entering the oral cavity of the patient through the second scale mark, and the front end part of the guide tube is ensured to be positioned in the oral cavity of the patient.

In a preferred scheme, the occlusion part is a mouth biting tube, and the rear end of the mouth biting tube is integrally connected with the front side surface of the fixed baffle and communicated with the endoscope through hole.

For a patient with difficulty in opening, in order to conveniently place the occlusion part into a narrow mouth seam of the patient and open the narrow mouth seam, in another preferable scheme, the occlusion part comprises an upper opening plate and a lower opening plate, the upper opening plate and the lower opening plate are both arranged on the front side surface of the fixed blocking piece and can slide up and down relative to the fixed blocking piece, and the upper opening plate and the lower opening plate are arranged side by side up and down; the mouth biting device further comprises a spreading adjusting mechanism for adjusting the distance between the upper spreading plate and the lower spreading plate, and the spreading adjusting mechanism is installed on the fixed baffle. During operation, the distance between the upper expanding plate and the lower expanding plate is firstly adjusted to be small through the expanding adjusting mechanism, so that the occlusion part is in a folded state; then, the occlusion part is placed into a narrow mouth seam of a patient, and the distance between the upper distraction plate and the lower distraction plate is adjusted to be larger through the distraction adjusting mechanism so as to distract the upper jaw and the lower jaw and ensure that the bronchoscope can smoothly enter the mouth of the patient.

In a more preferable scheme, the front side surface of each fixed blocking piece is provided with at least one guide groove in the front-back direction, the rear end parts of the upper expanding plate and the lower expanding plate are respectively provided with at least one guide block, and the guide blocks are arranged in the corresponding guide grooves and are in sliding fit with the guide grooves. Therefore, the upper expanding plate and the lower expanding plate can slide up and down relative to the fixed baffle sheet through the sliding fit between each guide block and each guide groove.

In more preferred scheme, strutting the adjustment mechanism and including two adjusting part that strut, two strut adjusting part all locate between last distraction board and the lower distraction board and control and set up side by side, strut adjusting part and include connect the via hole, adjusting screw, adjustment handle, movable sleeve, two upper connecting rods and two lower connecting rods, connect the via hole and locate on the fixed separation blade and for the front and back trend, adjusting screw locates in connect the via hole, the last screw hole that is equipped with of adjustment handle, adjusting handle installs on adjusting screw and is in the rear side of fixed separation blade through the screw hole, the movable sleeve cup joints on adjusting screw and can slide around relative adjusting screw, the upper end of two upper connecting rods all articulates on the last distraction board, the lower extreme of two upper connecting rods is articulated with movable sleeve, adjusting screw respectively, the lower extreme of two lower connecting rods all articulates on the lower distraction board, the upper end of two lower connecting rods is articulated with movable sleeve, adjusting screw respectively. During operation, the adjusting handles of the two spreading adjusting components can be rotated forwards or reversely to drive the adjusting screw to move forwards or backwards, and then the upper spreading plate and the lower spreading plate are driven by the two upper connecting rods and the two lower connecting rods to be fixed with the blocking pieces relatively to slide up and down, so that the distance between the upper spreading plate and the lower spreading plate is increased or decreased.

The front and the back in the specification are respectively: when the examination is carried out, one side close to the mouth of the patient is front, and the other side far away from the mouth of the patient is back.

Compared with the prior art, the utility model, have following advantage:

the mouth bite device for the oral bronchoscopy not only can be convenient for medical care personnel to inject anesthetic into the tracheal lumen of a patient to realize anesthesia, but also can suck oral secretion in the oral cavity of the patient in time in the bronchoscopy process, so that the patient feels comfortable, and the workload of the medical care personnel is effectively reduced.

Drawings

Fig. 1 is a schematic structural diagram of a first preferred embodiment of the present invention.

Fig. 2 is an enlarged view at a.

Fig. 3 is a schematic structural diagram of a second preferred embodiment of the present invention.

Fig. 4 is a sectional view B-B of fig. 3.

Detailed Description

Example one

As shown in fig. 1 and 2, the mouth biting device for transoral-bronchoscopy comprises a fixed blocking sheet 1, wherein an endoscope through hole 101 which runs forward and backward is formed in the central part of the fixed blocking sheet 1, and a biting part 2 is formed on the front side surface of the fixed blocking sheet 1; the mouth biting device further comprises an integrated conduit 3 and an anesthetic conduit 4, the integrated conduit 3 is mounted on the fixed blocking piece 1, the integrated conduit 3 comprises a suction tube 31 and a guide tube 32, the outer wall of the guide tube 32 is integrally connected with the outer wall of the suction tube 31, the front end of the suction tube 31 is a closed end, the rear end of the suction tube 31 is an open end, a plurality of liquid inlet holes 311 are formed in the tube wall of the front part of the suction tube 31, and the front end and the rear end of the guide tube 32 are open ends; the anesthetic tube 4 is arranged in the guide tube 32, the length of the anesthetic tube 4 is greater than that of the guide tube 32, two ends of the anesthetic tube 4 can respectively penetrate out of the front end opening and the rear end opening of the guide tube 32, and the front end part of the anesthetic tube 4 is provided with a plurality of liquid outlet holes 41.

In this embodiment, the fixing stay 1 has an elliptical plate shape, and the endoscope through-hole 101 has an elliptical shape.

In this embodiment, the occlusion part 2 is a bite tube, and the rear end of the bite tube is integrally connected to the front side surface of the fixing flap 1 and communicates with the endoscope through hole 101.

In the present embodiment, the suction tube 31, the guide tube 32, and the anesthetic tube 4 are all medical silicone tubes, the direction of the suction tube 31 is the same as the direction of the guide tube 32, and the tip of the suction tube 31 and the tip of the anesthetic tube 4 are all closed spherical tips. The spherical end can reduce the risk that the front end parts of the suction tube 31 and the anesthetic tube 4 stab the oral skin of the patient, and the closed spherical end can prevent the end of the suction tube 31 from being adsorbed on the skin in the oral cavity of the patient to cause the injury to the oral skin.

In this embodiment, the anesthetic tube 4 is provided with an operating handle 42 at the rear end thereof. The handle 42 is used to facilitate manipulation of the anesthetic tube 4 for either forward or rearward movement along the guide tube 32.

In this embodiment, the posterior wall of the anesthetic tube 4 is provided with first graduation marks 43 marked along the length direction thereof. The medical staff can quickly read the length of the oral cavity part of the anesthetic tube 4 entering the patient through the first scale marks 43, and the front end of the anesthetic tube 4 is ensured to extend to the proper position in the tracheal cavity of the patient.

The following briefly describes the method of use of the present bite block:

before bronchoscopy, the occlusion part 2 of the mouth biting device is placed between the upper and lower teeth of a patient, the fixed baffle sheet 1 is attached to the outer peripheral surface of the mouth of the patient, and the integrated catheter 3 is inserted into the oral cavity of the patient; then, the rear end of the anesthetic tube 4 penetrates out of the rear end opening of the guide tube 32 and extends into the inner tracheal cavity of the patient, the rear end of the anesthetic tube 4 is connected with the injection end of the anesthetic injector, and anesthetic injected by the anesthetic injector flows through the anesthetic tube 4 and then flows out of the liquid outlet holes 41 and is uniformly distributed on the surface of the inner tracheal cavity of the patient to realize anesthesia, so that the operation is convenient. In the process of bronchoscopy of a patient, the rear end of the suction tube 31 can be connected with a negative pressure generating device (the negative pressure generating device can comprise a vacuum pump and a negative pressure pipeline, the vacuum pump is connected with the suction tube 31 through the negative pressure pipeline), the negative pressure generating device sucks air through the inner cavity of the suction tube 31 to form negative pressure at each liquid inlet hole 311, oral secretion generated in the oral cavity of the patient is sucked away through the suction tube 31 in time, the patient feels comfortable, and the workload of medical staff is effectively reduced.

Example two

Referring to fig. 3 and 4, in the case that the other parts are the same as the first embodiment, the difference is that: an adjusting seat 11 is arranged on the fixed baffle 1, a guide hole 1101 which runs forward and backward is arranged on the adjusting seat 11, and the integrated conduit 3 is positioned in the guide hole 1101 and can move forward and backward relative to the guide hole 1101; the adjusting base 11 is further provided with a positioning clamp (not shown) for clamping and fixing the integrated conduit 3. With this structure, the position of the integrated catheter 3 on the adjusting seat 11 can be adjusted to change the depth of the integrated catheter 3 entering the oral cavity of the patient; during adjustment, the positioning clamp is firstly enabled to loosen the integrated guide pipe 3, and then the integrated guide pipe 3 moves forwards or backwards relative to the guide hole 1101; after the position of the integrated conduit 3 is determined, the integrated conduit 3 is clamped and fixed by a positioning clamp.

In this embodiment, the wall of the guiding tube 32 is provided with a second graduation mark 321 marked along the length direction thereof. The health care professional can quickly read the length of the portion of the patient's mouth into which guide tube 32 has been advanced through second graduation marks 321, ensuring that the leading end of guide tube 32 is in the proper position in the patient's mouth.

For a patient with difficulty in opening, in order to facilitate the occlusion part 2 to be placed into and expand the narrow stoma of the patient, in the present embodiment, the occlusion part 2 includes an upper expanding plate 21 and a lower expanding plate 22, the upper expanding plate 21 and the lower expanding plate 22 are both installed on the front side surface of the fixed barrier 1 and can slide up and down relative to the fixed barrier 1, and the upper expanding plate 21 and the lower expanding plate 22 are arranged side by side up and down; the mouth biting device further comprises a spreading adjusting mechanism 5 for adjusting the distance between the upper spreading plate 21 and the lower spreading plate 22, and the spreading adjusting mechanism 5 is installed on the fixed blocking piece 1. During operation, the distance between the upper expanding plate 21 and the lower expanding plate 22 is firstly adjusted to be small through the expanding adjusting mechanism 5, so that the occlusion part 2 is in a folded state; then, the occlusion part 2 is placed into the narrow mouth of the patient, and the distance between the upper and lower distraction plates 21 and 22 is adjusted to be larger by the distraction adjustment mechanism 5, so as to distract the upper and lower jaws of the patient and ensure that the bronchoscope can smoothly enter the mouth of the patient.

In this embodiment, the front side of the fixed blocking piece 1 is provided with a plurality of guide grooves 102 extending forward and backward, the rear end portions of the upper spreader plate 21 and the lower spreader plate 22 are each provided with at least one guide block 201, and the guide blocks 201 are installed in the corresponding guide grooves 102 and are in sliding fit with the guide grooves 102. In this way, the upper spreader plate 21 and the lower spreader plate 22 can slide up and down with respect to the fixed fence 1 by the sliding engagement between the guide blocks 201 and the guide grooves 102.

In this embodiment, the distraction adjustment mechanism 5 includes two distraction adjustment assemblies 51, the two distraction adjustment assemblies 51 are both located between the upper distraction plate 21 and the lower distraction plate 22 and are arranged side by side from left to right, the distraction adjustment assembly 51 includes a connection through hole (not shown in the figure), an adjustment screw 512, an adjustment handle 513, a movable sleeve 514, two upper connecting rods 515 and two lower connecting rods 516, the connection through hole is disposed on the fixed blocking piece 1 and is in a front-back direction, the adjustment screw 512 is disposed in the connection through hole, a threaded hole (not shown in the figure) is disposed on the adjustment handle 513, the adjustment handle 513 is mounted on the adjustment screw 512 through the threaded hole and is located at the rear side of the fixed blocking piece 1, the movable sleeve 513 is sleeved on the middle portion of the adjustment screw 512 and can slide back and forth relative to the adjustment screw 512, the upper ends of the two upper connecting rods 515 are both hinged to the upper distraction plate 21, the lower ends of the two upper connecting rods 515 are respectively hinged to the movable sleeve 513 and the rear end portion of the adjustment screw 512, the lower ends of the two lower connecting rods 516 are both hinged to the lower distraction plate 22, and the upper ends of the movable sleeve 516 and the rear end portion of the adjustment screw 512. During operation, the adjusting handles 513 of the two spreading adjusting assemblies 51 can be rotated forward or backward to drive the adjusting screws 512 to move forward or backward, and then the two upper connecting rods 515 and the two lower connecting rods 516 drive the upper spreading plate 21 and the lower spreading plate 22 to slide up and down relative to the fixed baffle 1, so as to conveniently adjust the distance between the upper spreading plate 21 and the lower spreading plate 22 to be larger or smaller.

In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Those skilled in the art can modify or supplement the described embodiments or substitute them in a similar manner without departing from the scope of the invention as defined by the claims.

Claims

1. The utility model provides a mouth stings ware for passing through mouth bronchoscopy, includes fixed separation blade, sets up the scope through-hole that moves towards around on the central point of fixed separation blade, is equipped with interlock portion, its characterized in that on the leading flank of fixed separation blade: the mouth-biting device also comprises an integrated catheter and an anesthetic catheter, the integrated catheter is arranged on the fixed baffle and comprises a suction tube and a guide tube, the outer wall of the guide tube is integrally connected with the outer wall of the suction tube, the front end of the suction tube is a closed end, the rear end of the suction tube is an open end, a plurality of liquid inlet holes are formed in the tube wall of the front part of the suction tube, and the front end and the rear end of the guide tube are open ends; the anesthetic tube is arranged in the guide tube, the length of the anesthetic tube is greater than that of the guide tube, two ends of the anesthetic tube can respectively penetrate out of the front end opening and the rear end opening of the guide tube, and a plurality of liquid outlet holes are formed in the front end part of the anesthetic tube.

2. A mouth-bite apparatus for transoral bronchoscopy according to claim 1, wherein: the suction tube, the guide tube and the anesthetic tube are all medical silicone tubes.

3. A mouth-bite apparatus for transoral bronchoscopy according to claim 1, wherein: the direction of the suction tube is the same as that of the guide tube; alternatively, the suction tube is wound in a spiral manner around the outside of the guide tube.

4. A mouth-bite apparatus for transoral bronchoscopy according to claim 1, wherein: the front end part of the suction tube and the front end part of the anesthetic tube are both closed spherical ends.

5. A mouth-bite apparatus for transoral bronchoscopy according to claim 1, wherein: the pipe wall of the anesthetic tube is provided with a first scale mark marked along the length direction of the anesthetic tube.

6. A mouth-bite apparatus for transoral bronchoscopy according to any one of claims 1 to 5, wherein: the fixed baffle is provided with an adjusting seat, the adjusting seat is provided with a guide hole in the front-back direction, and the integrated guide pipe is positioned in the guide hole and can move back and forth relative to the guide hole; the adjusting seat is also provided with a positioning clamp for clamping and fixing the integrated conduit.

7. A mouth-bite apparatus for transoral bronchoscopy according to claim 6, wherein: and a second scale mark marked along the length direction of the guide tube is arranged on the tube wall of the guide tube.

8. A mouth-bite apparatus for transoral bronchoscopy according to any one of claims 1 to 5, wherein: the occlusion part is a mouth biting tube, and the rear end of the mouth biting tube is integrally connected with the front side surface of the fixed separation blade and communicated with the endoscope through hole.

9. The mouth-biting device for transoral-bronchoscopy according to any one of claims 1 to 5, wherein: the occlusion part comprises an upper opening plate and a lower opening plate, the upper opening plate and the lower opening plate are both arranged on the front side surface of the fixed baffle and can slide up and down relative to the fixed baffle, and the upper opening plate and the lower opening plate are arranged side by side up and down; the mouth biting device further comprises a spreading adjusting mechanism for adjusting the distance between the upper spreading plate and the lower spreading plate, and the spreading adjusting mechanism is installed on the fixed baffle.

10. The bite block for transoral-bronchoscopy according to claim 9, wherein: the front side surface of the fixed blocking piece is provided with at least one guide groove in the front-back direction, the rear end parts of the upper expanding plate and the lower expanding plate are respectively provided with at least one guide block, and the guide blocks are arranged in the corresponding guide grooves and are in sliding fit with the guide grooves; the strutting adjusting mechanism comprises two strutting adjusting assemblies, wherein the two strutting adjusting assemblies are all positioned between an upper strutting plate and a lower strutting plate and are arranged side by side in the left and right directions, the strutting adjusting assemblies comprise a connecting through hole, an adjusting screw, an adjusting handle, a movable sleeve, two upper connecting rods and two lower connecting rods, the connecting through hole is formed in the fixed baffle, the adjusting screw is arranged in the connecting through hole and moves forwards and backwards, the adjusting handle is provided with a threaded hole, the adjusting handle is arranged on the adjusting screw through the threaded hole and is positioned at the rear side of the fixed baffle, the movable sleeve is sleeved on the adjusting screw and can slide forwards and backwards relative to the adjusting screw, the upper ends of the two upper connecting rods are hinged on the upper strutting plate, the lower ends of the two upper connecting rods are hinged on the lower strutting plate, and the upper ends of the two lower connecting rods are hinged on the lower strutting plate respectively with the movable sleeve and the adjusting screw.