CN219592146U

CN219592146U - Charger (charger)

Info

Publication number: CN219592146U
Application number: CN202320620851.0U
Authority: CN
Inventors: 杜文强; 姜飞
Original assignee: Suzhou IntoCare Medical Technology Co Ltd
Current assignee: Suzhou IntoCare Medical Technology Co Ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-25
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to a charger, which comprises a docking space for docking a handle of a medical instrument, wherein the docking space is provided with a docking surface, a plurality of charging probes are formed on the docking surface, and the plurality of charging probes are biased to the axis of the docking surface in the width direction of the charger and are arranged close to the front end of the charger; the medical instrument handle is inserted into the butt joint space to the front end slope for the charging terminal and the charging probe contact of the bottom surface of medical instrument handle, in the length direction of charger, the area of contact between the charging terminal that is located the front side and the charging probe of front side, and the area of contact that is located the charging terminal of rear side and the charging probe of rear side equals or approximately equals. According to the utility model, the handle is obliquely inserted into the docking space, so that the gravity center of the handle is inclined towards the front end of the charger, the front end of the handle is not upwards tilted under the influence of the gravity center position after docking with the charger, and the charging probe at the front end of the charger can be compressed by the handle to ensure the reliability of contact, so that the charging efficiency is improved.

Description

Charger (charger)

Technical Field

The utility model relates to a charger, and belongs to the technical field of medical appliances.

Background

At present, a charging connection mode between a medical surgical instrument handle and a charger is spring pin connection, a charging terminal which is in butt joint with the spring pin to conduct electricity is arranged at a contact position of the handle and the charger, and when charging is needed, the charging terminal on the handle is in butt joint with the spring pin on the charger, so that the charger is in electric connection with the handle, and charging of the handle is achieved.

The spring needle needs to be compressed by a certain distance to generate reverse elastic force so as to ensure the reliability of contact, in the prior art, the spring needle is usually compressed by the self weight of the handle, the number of the spring needles on the charger is usually 16Pin, and the spring needles are not arranged at the geometric center of the charger due to space layout, so that the effective charging Pin needles on the charger are 6Pin needles arranged at the front end of the charger. And current medical surgical instrument, in order to satisfy the demand of laborsaving and getting into the miniaturized inside position of human body when operating personnel, medical surgical instrument's motor, rechargeable battery and control panel all arrange on the handle, simultaneously, in order to be convenient for operating personnel realize control and simplify the inside circuit arrangement of handle through the handle, normally set up the control panel in the handle front side, the motor, rechargeable battery sets up in the rear side, lead to the focus of handle also comparatively back, after handle and charger dock, the front end of handle can upwarp, lead to 6pin needles that lie in the front end on the charger to be compressed by the handle apart from not enough, perhaps unable compressed, thereby lead to the handle to be infirm with 6pin needle contacts of arranging at the front end on the charger, and then influence the charging effect of charger, charging efficiency is low.

Disclosure of Invention

The utility model aims to provide a charger which can reliably contact with a medical surgical instrument handle, the charger and the medical surgical instrument handle are not influenced by the gravity center position of the medical surgical instrument handle and the arrangement position of spring needles on the charger, and the charging efficiency is high.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a charger for charging a medical instrument handle, the charger comprising a docking space for docking the medical instrument handle, the docking space having a docking surface in contact with a bottom surface of the medical instrument handle, a plurality of charging probes being formed on the docking surface, the plurality of charging probes being offset from an axis of the docking surface in a width direction of the charger and being disposed near a front end of the charger;

the medical instrument handle is obliquely inserted into the butting space towards the front end, so that a charging terminal on the bottom surface of the medical instrument handle is in contact with the charging probe, and in the length direction of the charger, the contact area between the charging terminal on the front side and the charging probe on the front side is equal to or nearly equal to the contact area between the charging terminal on the rear side and the charging probe on the rear side.

Further, the charger comprises a shell, a charging groove is formed in the shell in a surrounding mode, the docking space is formed in the surrounding mode of the charging groove, the docking surface is formed on the bottom wall of the charging groove, and the bottom wall is obliquely arranged upwards from the front end of the charger to the direction of the rear end of the charger.

Further, the bottom wall has an inclination angle of 3.2 ° or less.

Further, the charging probe has an elongated first state and a compressed second state, and in the second state, at least a portion of the charging probe protrudes from the bottom wall of the charging slot to interface with the charging terminal;

when the charging probe is switched from the first state to the second state, the height variation range of the charging probe extending out of the bottom wall is less than or equal to 1.5mm.

Further, the number of the charging probes is a plurality, and when the charging probes are in the first state, the planes of the vertexes of the charging probes are parallel to the bottom wall in the direction from the front end to the rear end of the charger.

Further, the number of the charging probes is a plurality, and when the charging probes are in the second state, the planes of the vertexes of the charging probes are parallel to the bottom wall in the direction from the front end to the rear end of the charger.

Further, the number of the charging grooves is at least two, and at least two charging grooves are arranged on the shell at intervals.

Further, the charging probe is in surface contact with the charging terminal.

Further, the charging probe has a terminal contact end that protrudes outwardly in an axial direction of the charging probe, the charging terminal has a probe contact end that is adapted to the terminal contact end, and the probe contact end is recessed inwardly in the axial direction of the charging terminal.

Further, the charger further comprises a controller and a docking detection piece electrically connected with the controller, the docking detection piece is used for detecting whether the charger is docked with the medical instrument handle or not, and the controller controls the charger to charge the medical instrument handle according to a detection result of the docking detection piece.

The utility model has the beneficial effects that: according to the utility model, the medical surgical instrument handle is obliquely inserted into the docking space of the charger towards the front end of the charger, so that the contact area between the charging terminal at the front side and the charging probe at the front side and the contact area between the charging terminal at the rear side and the charging probe at the rear side are equal or nearly equal in the length direction of the charger, even if the gravity center of the handle is inclined towards the front end of the charger, after the charger is docked with the medical surgical instrument handle, the front end of the handle cannot be tilted upwards due to the influence of the gravity center position, and the charging probe at the front end of the charger can be compressed by the handle to ensure the reliability of contact, so that the charging efficiency of the charger is ensured.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.

Drawings

FIG. 1 is a schematic top view of a charger according to an embodiment of the present utility model after docking with a handle of a medical device;

fig. 2 is a right side cross-sectional schematic view of the charger of fig. 1 after docking with a handle of a medical device.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The utility model provides a charger for charging a medical instrument handle, which can be a handle of a anastomat for cutting or suturing intestines, stomach or other tissues and the like in a human body or a handle of a clip applier for cutting off and clamping a capillary channel in the human body in laparoscopic surgery, and can be used for charging only one medical instrument handle or can be used for charging different kinds of medical instrument handles. The type of medical surgical instrument handle which can be matched with the charger and the number of types of medical surgical instruments which can be matched with each charger are not particularly limited, and can be adjusted according to design requirements.

The charger comprises a docking space for docking the handle of the medical instrument, the docking space is provided with a docking surface which is contacted with the bottom surface of the handle of the medical instrument, a plurality of charging probes are formed on the docking surface, and the plurality of charging probes are biased on the axis of the docking surface in the width direction of the charger and are arranged close to the front end of the charger.

It should be noted that, the charging probe is one-to-one set with the charging terminal on the medical instrument handle, and the charging terminal sets up in the bottom of medical instrument handle. The charging probe can be elastically compressed, when the medical instrument handle is in butt joint with the charger, the bottom of the medical instrument handle is contained in the butt joint space, and the charging probe on the charger is in contact with the corresponding charging terminal and is compressed downwards under the weight action of the medical instrument handle, so that the charging probe generates elastic restoring force opposite to the compression direction, the charging probe is tightly attached to the corresponding charging terminal, the charger is electrically connected with the medical instrument handle, and the charger charges the medical instrument handle through the charging probe and the charging terminal. The charging probe, the charging terminal and the docking structure of the charging probe and the charging terminal are all conventional, and are not described in detail herein.

Please combine fig. 2, in order to satisfy the well known, in order to satisfy operating personnel can laborsaving when using medical surgical instrument, make medical surgical instrument get into the miniaturized of human inside position simultaneously, medical surgical instrument's motor 5, rechargeable battery 6 and control panel 4 etc. all arrange on medical instrument handle, simultaneously, in order to be convenient for operating personnel realize control and simplify medical instrument handle internal circuit arrangement through the handle, normally set up control panel 4 in medical instrument handle front side, motor 5, rechargeable battery 6 set up in the rear side, result in the focus of medical instrument handle also comparatively back, after medical instrument handle and charger dock, the front end of medical instrument handle can upwards warp, lead to the charging probe that is close to the charger front end and be close to the charging terminal contact failure of medical instrument handle front end, influence the charging effect. The front side of the handle of the medical device is the left side as shown in fig. 2.

In order to avoid the influence of the gravity center position of the medical instrument handle on the butting reliability of the medical instrument handle and the charger, the charger is characterized in that when the medical instrument handle is in butting, the medical instrument handle is obliquely inserted into a butting space towards the front end of the charger, so that a charging terminal on the bottom surface of the medical instrument handle is in contact with a charging probe, and in the length direction of the charger, the contact area between the charging terminal on the front side and the charging probe on the front side is equal to or nearly equal to the contact area between the charging terminal on the rear side and the charging probe on the rear side. Even though the gravity center of the medical instrument handle inclines to the front end of the charger, after the charger is in butt joint with the medical surgical instrument handle, the front end of the medical instrument handle cannot be tilted upwards due to the influence of the gravity center position, so that a charging probe positioned at the front end of the charger can be compressed by the medical instrument handle and props against a corresponding charging terminal, the reliability of contact is guaranteed, and the charging efficiency of the charger is guaranteed.

In the above description, referring to fig. 1 and 2, in a preferred embodiment, the charger includes a housing 7, a charging slot 8 is provided on the housing 7, the charging slot 8 encloses the docking space, the docking surface is formed on a bottom wall 81 of the charging slot 8, and the bottom wall 81 is disposed obliquely upward from a front end toward a rear end of the charger. The number of the charging slots 8 is at least two, and at least two charging slots 8 are arranged on the housing 7 at intervals to charge a plurality of medical instrument handles 100 at the same time, and at least two charging slots 8 can be adapted to different types of medical instrument handles 100 or to the same type of medical instrument handles 100, so that the utility model is not limited in particular, and can be adjusted in combination with design requirements.

In the present embodiment, the width direction of the charger is shown by arrow a in fig. 1, and the length direction of the charger is shown by arrow b in fig. 1. In fig. 1, the front end of the charger is the lower end of the charger shown in fig. 1. In fig. 2, the front end of the charger is the left end of the charger shown in fig. 2.

Through the bottom wall 81 slope setting of charging groove 8 to make medical instrument handle 100 can insert to charging groove 8 to the front end slope of charger in, with the focus antedisplacement of making medical instrument handle 100, avoid the front end perk of medical instrument handle 100, thereby guarantee the reliability after medical instrument handle 100 and the charger dock. In the present embodiment, the inclination angle of the bottom wall 81 is 3.2 ° or less. Taking this embodiment as an example, the number of charging probes 2 is 16, and is arranged in double rows, the gap between adjacent charging probes 2 is 2.54mm, the front charging probes 2 close to the front end of the charger need to be exposed by 1.5mm, the rear charging probes 2 far away from the front end of the charger are exposed by 0.5mm, and the maximum inclination angle of the bottom wall 81 is as follows: arctan ((1.5-0.5)/2.54×7) =3.2°, i.e., the maximum angle at which the bottom wall 81 can be tilted is 3.2 °.

As can be seen from the foregoing, the charging probe 2 is configured to be elastically compressed by the weight of the medical device handle 100 to generate a reverse elastic restoring force, so as to be closely attached to the charging terminal 3, so as to avoid that the elastic restoring force generated by the charging probe 2 is greater than the overall weight of the medical device handle 100, and the medical device handle 100 is sprung up by the charging probe 2, so that the charging terminal 3 on the medical device handle 100 is in poor contact with the charging probe 2 on the charger. In this embodiment, the length of the charging probe 2 and its elastic expansion range are reduced compared with the prior art.

Specifically, the charging probe 2 has an elongated first state and a compressed second state, and when the charging probe 2 is in the second state, at least part of the charging probe 2 extends out of the bottom wall 81 of the charging slot 8 to be in butt joint with the charging terminal 3, and when the charging probe 2 is switched from the first state to the second state, the height variation range of the charging probe 2 extending out of the bottom wall 81 is less than or equal to 1.5mm.

In an alternative embodiment, the number of charging probes 2 is several, and in the first state, the plane of the top points of the charging probes 2 is parallel to the bottom wall 81 in the direction from the front end toward the rear end of the charger. That is, the height of each charging probe 2 extending out of the bottom wall 81 of the charging slot 8 is the same, so that the elastic restoring force generated after each charging probe 2 is compressed is the same or approximately the same, the contact force between each charging probe 2 and the corresponding charging terminal 3 is equal, and the structure of the charger after docking with the medical instrument handle 100 is more stable.

In another alternative embodiment, the number of charging probes 2 is several, and in the second state, the plane of the top points of the charging probes 2 is parallel to the bottom wall 81 in the direction from the front end toward the rear end of the charger. Namely, from the front end of the charger to the direction of the rear end, the compressed length of the charging probe 2 is gradually shortened, the corresponding generated elastic restoring force is also gradually reduced, the situation that the inclination angle is overlarge when the medical instrument handle 100 is obliquely placed is avoided, and meanwhile, under the action of the elastic restoring force of the pressure of the charging probe 2 positioned at the rear side, the medical instrument handle 100 is caused to be ejected out of the charging groove 8 by the charging probe 2 positioned at the rear side, so that the butting stability is ensured.

In order to improve the current transmission effect after the charging probe 2 is abutted with the charging terminal 3, the charging efficiency is improved, and the charging probe 2 is in surface contact with the charging terminal 3. In detail, the charging probe 2 has a terminal contact end (not numbered) protruding outwardly in the axial direction of the charging probe 2, and the charging terminal 3 has a probe contact end (not numbered) fitted with the terminal contact end, the probe contact end being recessed inwardly in the axial direction of the charging terminal 3. The terminal contact end may be an outwardly convex arc, and the probe contact end may be an inwardly concave arc adapted to the terminal contact end, which is not limited in the present utility model, and may satisfy the surface contact between the charging probe 2 and the charging terminal 3.

In order to improve the use efficiency and the use safety of the charger, the charger further comprises a controller (not shown) and a docking detection piece (not shown) electrically connected with the controller, wherein the docking detection piece is used for detecting whether the charger is docked with the medical instrument handle 100, and the controller controls the charger to charge the medical instrument handle 100 according to the detection result of the docking detection piece. Through setting up the butt joint detection spare to ensure that medical instrument handle 100 and charging groove 8 accomplish accurate butt joint after, the charger charges for medical instrument handle 100 again, avoid leading to charging probe 2 and charging terminal 3 inaccurate butt joint because of rocking when medical instrument handle 100 inserts, thereby make medical instrument handle 100 unable smooth charging. It should be noted that, the controller is a single chip microcomputer or a control circuit, etc., and is conventionally set, and will not be described here.

In one embodiment, the docking detector may be a switching device provided on the bottom wall 81 of the charging tank 8, and the switching device is displaced to be triggered by an external force. The external force may be a human force or a gravity of the medical instrument handle itself or a pressing force between the bottom surface and the butt-joint surface of the medical instrument handle, etc., and is not particularly limited herein.

The switch device has a transmission element on the outside, a contact point matching with the transmission element on the inside, and a certain distance between the transmission element and the contact point, wherein the transmission element can be a pin, a button, a lever, a roller, etc. An external force acts on the actuator to move the actuator toward the contact until the actuator contacts the contact, at which point the switching device is triggered to send a signal to the controller. The wiring manner, structure and operation principle of the switching device are conventional techniques, and the kind thereof is not particularly limited.

In another embodiment, the docking detector may be a pressure sensor that is triggered when the bottom surface of the medical instrument handle 100 contacts the bottom wall 81 of the charging slot 8. The pressure sensor is arranged on the bottom wall 81, when the medical instrument handle is contained in the charging slot 8, the bottom surface of the medical instrument handle 100 is in contact with the bottom wall 81 of the charging slot 8, and under the action of the gravity of the medical instrument handle, the pressure sensor is triggered under the stress and sends a signal to the controller. The pressure sensor is of conventional configuration and will not be described in detail herein.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A charger for charging a medical instrument handle, characterized in that the charger comprises a docking space for docking the medical instrument handle, the docking space is provided with a docking surface which is contacted with the bottom surface of the medical instrument handle, a plurality of charging probes are formed on the docking surface, and the plurality of charging probes are arranged on the axis of the docking surface in the width direction of the charger in a biased manner and are close to the front end of the charger;

2. The charger of claim 1 wherein the charger comprises a housing, a charging slot is provided in the housing, the charging slot encloses the docking space, the docking surface is formed on a bottom wall of the charging slot, and the bottom wall is disposed obliquely upward from a front end toward a rear end of the charger.

3. The charger of claim 2 wherein said bottom wall has an inclination angle of less than or equal to 3.2 °.

4. The charger of claim 2 wherein said charging probe has an elongated first state and a compressed second state, said charging probe in the second state at least a portion of said charging probe extending out of a bottom wall of said charging slot to interface with said charging terminal;

5. The charger of claim 4 wherein said plurality of charging probes are arranged in a number, and wherein in said first state, said plurality of charging probes are arranged in a plane parallel to said bottom wall in a direction from said front end toward said rear end of said charger.

6. The charger of claim 4 wherein said plurality of charging probes are arranged in a plurality, and wherein in said second state, said plurality of charging probes are arranged in a plane parallel to said bottom wall in a direction from said front end toward said rear end of said charger.

7. The charger of claim 2 wherein said number of charging slots is at least two, at least two of said charging slots being spaced apart on said housing.

8. The charger of claim 1 wherein said charging probe is in surface contact with said charging terminal.

9. The charger of claim 8 wherein said charging probe has a terminal contact end, said terminal contact end projecting outwardly in the direction of the axis of said charging probe, said charging terminal having a probe contact end adapted to said terminal contact end, said probe contact end being recessed inwardly in the direction of the axis of said charging terminal.

10. The charger of claim 1 further comprising a controller and a docking detector electrically connected to the controller, the docking detector for detecting whether the charger is docked with the medical device handle, the controller controlling the charger to charge the medical device handle based on the detection of the docking detector.