Laryngoscope handle and laryngoscope

Abstract

The utility model discloses a laryngoscope handle and a laryngoscope. The laryngoscope handle comprises a handle main body and a driving mechanism, a handle cavity is formed in the handle main body, and a matching hole is formed in the cavity wall of the handle cavity; the driving mechanism comprises a connecting main body and a driving main body, a connecting part and a matching part are arranged on the connecting main body, the connecting part is located in the handle cavity and used for being connected with a traction piece of the laryngoscope, the matching part is in sealing fit with the matching hole, and the driving main body is connected with the connecting main body and located outside the handle cavity; and the handle main body is also provided with a display screen connecting port and a mirror body mounting hole. According to the laryngoscope handle, driving of the traction piece is achieved through the driving mechanism which is simple in structure, and the handle is easy to disinfect and high in practicability.

Description

Technical Field

[0001] The utility model relates to the field of medical devices, and more specifically, to a laryngoscope handle and a laryngoscope. Background Art

[0002] The front end of the laryngoscope body is usually provided with a movable segment or a tongue depressor, so as to lift the epiglottis and expose the glottis when the laryngoscope enters the pharyngeal cavity.

[0003] The movable structure at the front end of the laryngoscope body can be driven to move by an angle trigger or a lever arranged on the laryngoscope handle. However, the driving mode of the angle trigger has the problem of complex structure, and the driving mode of the lever has the problem of being difficult to disinfect.

[0004] Therefore, how to provide a laryngoscope handle with a simple structure and easy to disinfect has become a technical problem urgently to be solved in this field. Summary of the Utility Model

[0005] An object of the utility model is to provide a new technical solution of a laryngoscope handle with a simple structure and easy to disinfect.

[0006] According to the first aspect of the utility model, a laryngoscope handle is provided.

[0007] The laryngoscope handle includes a handle main body and a driving mechanism; wherein,

[0008] A handle cavity is arranged in the handle main body, and a mating hole is arranged on the cavity wall of the handle cavity;

[0009] The driving mechanism includes a connecting main body and a driving main body. A connecting part and a mating part are arranged on the connecting main body. The connecting part is located in the handle cavity, and the connecting part is used for connecting with a pulling member of the laryngoscope. The mating part is hermetically mated with the mating hole. The driving main body is connected with the connecting main body, and the driving main body is located outside the handle cavity;

[0010] A display screen connection port and a laryngoscope body mounting hole are further arranged on the handle main body.

[0011] Optionally, the handle cavity is formed by at least two cavity walls. Among them, at least one of the cavity walls is detachably arranged, and a first sealing groove for arranging a sealing ring is arranged on the wall surface of the detachably arranged cavity wall facing the handle cavity.

[0012] Optionally, at least one second sealing groove for arranging a sealing ring is arranged on the mating part.

[0013] Optionally, a mating sleeve extending towards the handle cavity is further arranged on the cavity wall of the handle cavity. The mating sleeve is connected with the mating hole, and the connecting main body is mated with the mating sleeve.

[0014] Optionally, a positioning portion is further provided on the connecting body, and the positioning portion is matched with a positioning and mating portion on the cavity wall of the handle cavity, and the positioning and mating portion is disposed opposite to the mating hole.

[0015] Optionally, the mating portion, the connecting portion, and the positioning portion are arranged in sequence.

[0016] Optionally, a limiting structure is further provided on the connecting body, and the limiting structure is used to prevent the connecting body from uncontrollably detaching from the handle body.

[0017] Optionally, a mirror body connecting member is provided at the mirror body mounting hole, and the mirror body connecting member is configured to be connected to the mirror body.

[0018] Optionally, the laryngoscope handle further includes a traction connecting member, the traction connecting member is connected to the connecting portion, and the traction connecting member is further used to be connected to a traction member of the laryngoscope.

[0019] Optionally, the traction connecting member is adapted to the connecting portion to prevent the traction connecting member from rotating relative to the connecting portion.

[0020] Optionally, the cavity wall of the handle cavity is adapted to the outer contour of the traction connecting member.

[0021] According to a second aspect of the present invention, a laryngoscope is provided.

[0022] The laryngoscope includes the laryngoscope handle described in the present invention.

[0023] The laryngoscope handle of the present invention realizes the driving of the traction member through a driving mechanism with a simple structure, and the handle is easy to disinfect and has strong practicability.

[0024] Other features and advantages of the present invention will become clear through the following detailed description of the exemplary embodiments of the present invention with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The drawings incorporated in the specification and constituting a part of the specification illustrate embodiments of the present invention and, together with the description, are used to explain the principles of the present invention.

[0026] Figure 1 is a schematic structural diagram of an embodiment of the laryngoscope handle of the present invention.

[0027] Figure 2 is Figure 1 a partial structural diagram of

[0028] Figure 3 is Figure 1 another partial structural diagram of

[0029] Figure 4 This is a schematic structural diagram of an embodiment of the driving mechanism of the laryngoscope handle of the present utility model.

[0030] Figure 5 It is Figure 4 a partial structural schematic diagram of.

[0031] The markings in the figure are as follows: handle main body - 1, handle cavity - 11, mating hole - 111, cavity wall - 112, mating sleeve - 113, positioning and mating part - 114, display connection port - 12, mirror body mounting hole - 13, mirror body connecting part - 130, driving mechanism - 2, connecting main body - 21, connecting part - 211, mating part - 212, second sealing groove - 2120, positioning part - 213, driving main body - 22, pulling connecting part - 3. Detailed implementation manners

[0032] Now, various exemplary embodiments of the present utility model will be described in detail with reference to the accompanying drawings. It should be noted that: unless otherwise specifically stated, the relative arrangements of components and steps, numerical expressions and values set forth in these embodiments do not limit the scope of the present utility model.

[0033] The following description of at least one exemplary embodiment is merely illustrative in nature and in no way serves as a limitation to the present utility model and its application or use.

[0034] Technologies, methods and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the said technologies, methods and devices should be regarded as part of the specification.

[0035] In all the examples shown and discussed herein, any specific values should be construed as merely exemplary and not as a limitation. Thus, other examples of the exemplary embodiments may have different values.

[0036] As Figures 1 to 5 shown, the laryngoscope handle provided by the present utility model includes a handle main body 1 and a driving mechanism 2.

[0037] A handle cavity 11 is provided inside the handle main body 1, and a mating hole 111 is provided on the cavity wall 112 of the handle cavity 11. The handle cavity 11 can be formed by an integral molding method, or the handle cavity 11 can be formed by combining a plurality of detachable cavity walls 112 that can be spliced together. The shape of the handle cavity 11 can be flexibly selected according to actual needs. For example, the handle cavity 11 has a cylindrical structure or a square-columnar structure. Generally, the outer contour of the cavity wall 112 of the handle cavity 11 is the same as the shape of the handle cavity 11.

[0038] The driving mechanism 2 includes a connecting body 21 and a driving body 22. The shape of the driving mechanism 2 can be flexibly set according to actual needs. For example, the central axes of the connecting body 21 and the driving body 22 can be arranged in parallel or form an acute angle.

[0039] The connecting body 21 is provided with a connecting portion 211 and a mating portion 212.

[0040] The connecting portion 211 is located in the handle cavity 11, and the connecting portion 211 is used to connect with the pulling member of the laryngoscope. The above-mentioned pulling member can be, for example, a pull rope. One end of the pull rope can be connected to the frontmost component of the laryngoscope body or the tongue depressor, and the other end of the pull rope can be connected to the connecting portion 211. The connecting portion 211 can be provided with a hole-like structure for connecting with the pulling member; or, a separate component (such as a rotating wheel) can be arranged on the connecting portion 211 to connect with the pulling member; or, the connecting portion 211 can be welded or bolted to the pulling member. By arranging the connecting portion 211 in the handle cavity 11, the use safety of the connecting portion 211 can be effectively ensured, and excessive disinfection operations can be avoided.

[0041] The mating portion 212 is in sealing fit with the mating hole 111. The connecting body 21 extends into the handle cavity 11 through the mating hole 111, and the sealing fit between the mating portion 212 and the mating hole 111 can ensure the cleanliness inside the handle cavity 11. The sealing fit between the mating portion 212 and the mating hole 111 can be achieved by means of a sealing ring or sealing grease, etc.

[0042] The driving body 22 is connected to the connecting body 21, and the driving body 22 is located outside the handle cavity 11. The driving body 22 can be integrally formed with the connecting body 21; or, the driving body 22 can be connected to the connecting body 21 by means of bolt connection or snap connection. The driving body 22 can have a rod-like structure or a handle-like structure to apply force to the driving body 22 more conveniently.

[0043] The handle body 1 is also provided with a display screen connection port 12 and a mirror body mounting hole 13. The display screen connection port 12 can be used to connect the display screen of the laryngoscope. The mirror body mounting hole 13 can be used to mount the mirror body of the laryngoscope. Specifically in implementation, the display screen connection port 12 and the mirror body mounting hole 13 can be arranged opposite to each other to improve the convenience of using the laryngoscope.

[0044] The laryngoscope handle of the present utility model can apply force to the driving body 22, so that the driving body 22 drives the connecting body 21 to move, thereby pulling the pulling member through the movement of the connecting body 21, and further enabling the pulling member to control the frontmost component of the laryngoscope or the tongue depressor to lift the epiglottis and expose the glottis.

[0045] The laryngoscope handle of the present utility model realizes the driving of the pulling member through the driving mechanism 2 with a simple structure, and the handle is easy to disinfect and has strong practicability.

[0046] In an embodiment of the laryngoscope handle of the present utility model, the handle cavity 11 is formed by at least two cavity walls 112. Among them, at least one cavity wall 112 is detachably arranged, and a first sealing groove (not shown in the figure) for arranging a sealing ring is provided on the wall surface of the detachably arranged cavity wall 112 facing the handle cavity 11. The detachably arranged cavity wall 112 can improve the convenience of repairing the laryngoscope handle. Moreover, it is beneficial to assemble the laryngoscope handle more conveniently, thereby reducing costs.

[0047] In an embodiment of the laryngoscope handle of the present utility model, at least one second sealing groove 2120 for arranging a sealing ring is provided on the mating portion 212. The number of the second sealing grooves 2120 can be flexibly set according to requirements. For example, in a specific implementation, two second sealing grooves 2120 are provided on the mating portion 212, and a partition is provided between the two second sealing grooves 2120 to ensure the reliability of the sealing fit between the mating portion 212 and the mating hole 111.

[0048] In an embodiment of the laryngoscope handle of the present utility model, a mating sleeve 113 extending towards the handle cavity 11 is further provided on the cavity wall 112 of the handle cavity 11. The mating sleeve 113 is connected to the mating hole 111, and the connecting body 21 is mated with the mating sleeve 113. The mating sleeve 113 is located inside the handle cavity 11. Through the setting of the mating of the mating sleeve 113 and the connecting body 21, the connection or mating between the connecting body 21 and the handle body 1 is not limited to the mating of the mating portion 212 and the mating hole 111, but also the stability and reliability of the fixation of the driving mechanism 2 on the handle body 1 are improved through the mating of more parts of the connecting body 21 other than the mating portion 212 and the mating sleeve 113.

[0049] When assembling the laryngoscope handle, the setting of the mating sleeve 113 is also beneficial to guiding the connecting body 21, thereby improving the convenience of assembling the laryngoscope handle.

[0050] In an embodiment of the laryngoscope handle of the present utility model, a positioning portion 213 is further provided on the connecting body 21. The positioning portion 213 is mated with a positioning and mating portion 114 on the cavity wall 112 of the handle cavity 11, and the positioning and mating portion 114 is disposed opposite to the mating hole 111. The positioning portion 213 can be, for example, a cylinder, a card slot, a claw or a sleeve provided on the connecting body 21, and the positioning and mating portion 114 can be, for example, a card foot, a protrusion or a sleeve provided on the cavity wall 112. Through the mating of the positioning portion 213 and the positioning and mating portion 114, the driving mechanism 2 can be more reliably and stably installed on the handle body 1. In a specific embodiment, the positioning portion 213 has a columnar structure, and the positioning and mating portion 114 is a positioning sleeve. Through the mating of the columnar structure and the positioning sleeve, the mating of the positioning portion 213 and the positioning and mating portion 114 is realized.

[0051] Further, the mating portion 212, the connecting portion 211, and the positioning portion 213 are arranged in sequence to provide a connecting body 21 with a more compact structure, thereby better controlling the installation space required for the driving mechanism 2 and improving the structural compactness of the laryngoscope handle.

[0052] In an embodiment of the laryngoscope handle of the present utility model, a limiting structure (not shown in the figure) is further provided on the connecting body 21. The limiting structure is used to prevent the connecting body 21 from uncontrollably detaching from the handle body 1. The limiting structure can be, for example, a positioning pin. By the cooperation of the positioning pin and the pin hole on the connecting body 21, the connecting body 21 is prevented from uncontrollably detaching from the handle body 1. The limiting structure can also be, for example, a limiting flap. The limiting flap can be fixed on the connecting body 21. By the blocking function of the limiting flap, the connecting body 21 is prevented from uncontrollably detaching from the handle body 1. Specifically, during implementation, the limiting structure can be located within the handle cavity 11 to improve the convenience of disinfecting the laryngoscope handle.

[0053] In an embodiment of the laryngoscope handle of the present utility model, a lens body connecting member 130 is provided at the lens body mounting hole 13. The lens body connecting member 130 is arranged to be used for connecting with the lens body. The setting of the lens body connecting member 130 is beneficial to improving the reliability and convenience of the connection and assembly between the lens body and the laryngoscope handle. The lens body connecting member 130 can be, for example, a plate-like structure provided at the lens body mounting hole 13 and extending towards the inside of the handle cavity 11. The lens body can be assembled with the lens body connecting member 130 by means of bolt connection or snap connection. The lens body connecting member 130 can also be, for example, a claw provided at the lens body mounting hole 13. The lens body is assembled with the lens body connecting member 130 by means of being clamped with the claw.

[0054] In an embodiment of the laryngoscope handle of the present utility model, the laryngoscope handle further includes a pulling connecting member 3. The pulling connecting member 3 is connected to the connecting portion 211 and is also used for connecting with the pulling member of the laryngoscope. The setting of the pulling connecting member 3 is beneficial to more conveniently assembling the pulling member with the connecting portion 211. Moreover, the setting of the pulling connecting member 3 is also beneficial to more flexibly pulling the pulling member.

[0055] The pulling connecting member 3 can be, for example, a rotating wheel. The rotating wheel can be sleeved on the connecting portion 211, and the rotating wheel and the connecting portion 211 cannot rotate relative to each other, but the rotating wheel is driven by the connecting portion 211 to move synchronously. A connecting hole for connecting with the pulling member can be provided on the rotating wheel. The rotating wheel can be connected to the connecting portion 211 in a non-rotatable relative manner by means of shape adaptation or positioning by a positioning member. The pulling connecting member 3 can also be, for example, a hook-shaped structure. The pulling member can be conveniently connected to the hook-shaped structure to achieve the assembly of the pulling member and the connecting portion 211.

[0056] Further, the pulling connecting member 3 is adapted to the connecting portion 211 to prevent relative rotation of the pulling connecting member 3 with respect to the connecting portion 211. In specific implementation, a polygonal connecting hole may be provided on the pulling connecting member 3, and the connecting portion 211 may have a polygonal outer contour. Through the cooperation of the polygonal connecting hole and the polygonal outer contour, the synchronous movement of the pulling connecting member 3 and the connecting portion 211 is ensured.

[0057] Further, the cavity wall 112 of the handle cavity 11 is adapted to the outer contour of the pulling connecting member 3 to improve the compactness of the laryngoscope handle structure.

[0058] The present utility model also provides a laryngoscope, which includes the laryngoscope handle of the present utility model.

[0059] Although some specific embodiments of the present utility model have been described in detail by way of examples, those skilled in the art should understand that the above examples are for illustrative purposes only and not for limiting the scope of the present utility model. Those skilled in the art should understand that the above embodiments can be modified without departing from the scope and spirit of the present utility model. The scope of the present utility model is defined by the appended claims.

Claims

1. A laryngoscope handle, characterized in that, It includes a handle body and a driving mechanism; wherein, a handle cavity is provided inside the handle body, and a mating hole is provided on the cavity wall of the handle cavity; the driving mechanism includes a connecting body and a driving body, the connecting body is provided with a connecting portion and a mating portion, the connecting portion is located inside the handle cavity, and the connecting portion is used for connecting with a pulling member of a laryngoscope, the mating portion is hermetically mated with the mating hole, the driving body is connected with the connecting body, and the driving body is located outside the handle cavity; a display connection port and a lens body mounting hole are further provided on the handle body.

2. The laryngoscope handle according to claim 1, wherein, The handle cavity is formed by at least two cavity walls, wherein at least one of the cavity walls is detachably provided, and a first sealing groove for arranging a sealing ring is provided on the wall surface of the detachably provided cavity wall facing the handle cavity.

3. The laryngoscope handle according to claim 1, wherein, At least one second sealing groove for arranging a sealing ring is provided on the mating portion.

4. The laryngoscope handle according to claim 1, characterized in that, A mating sleeve extending towards the handle cavity is further provided on the cavity wall of the handle cavity, the mating sleeve is connected with the mating hole, and the connecting body is mated with the mating sleeve.

5. The laryngoscope handle according to claim 1, wherein, A positioning portion is further provided on the connecting body, the positioning portion is mated with a positioning mating portion on the cavity wall of the handle cavity, and the positioning mating portion is arranged opposite to the mating hole.

6. The laryngoscope handle according to claim 5, characterized in that, The mating portion, the connecting portion and the positioning portion are arranged in sequence.

7. The laryngoscope handle according to claim 1, characterized in that, A limiting structure is further provided on the connecting body, and the limiting structure is used to prevent the connecting body from uncontrollably detaching from the handle body.

8. The laryngoscope handle according to claim 1, wherein, A lens body connecting member is provided at the lens body mounting hole, and the lens body connecting member is configured to be connected with a lens body.

9. The laryngoscope handle according to any one of claims 1 to 8, characterized in that, The laryngoscope handle further includes a pulling connecting member, the pulling connecting member is connected with the connecting portion, and the pulling connecting member is further used for connecting with a pulling member of a laryngoscope.

10. The laryngoscope handle according to claim 9, wherein The pulling connecting member is adapted to the connecting portion to prevent the pulling connecting member from relatively rotating with respect to the connecting portion.

11. The laryngoscope handle according to claim 9, characterized in that, The cavity wall of the handle cavity is adapted to the outer contour of the pulling connecting member.

12. A laryngoscope, characterized in that, It includes the laryngoscope handle according to any one of claims 1 to 11.

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