CN213606840U - Handle structure and bipolar coagulation forceps using same - Google Patents

Abstract

The utility model discloses a handle structure and use this handle structure's bipolar coagulation pincers, include: the handle shell and a manual control button arranged on the handle shell; the handle shell comprises an upper shell and a lower shell which are suitable for being connected in a matching mode to form a containing cavity; the manual control key is arranged on the upper shell or the lower shell, penetrates through the upper shell or the lower shell to be partially embedded into the accommodating cavity, and the part of the manual control key embedded into the accommodating cavity is connected with a conducting wire which is suitable for being connected with the high-frequency host after penetrating out of the accommodating cavity. The utility model discloses can come nimble operation to the control of high frequency host computer through the hand.

Description

Handle structure and bipolar coagulation forceps using same

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a handle structure and use this handle structure's bipolar coagulation pincers.

Background

The bipolar coagulation forceps are mainly characterized in that two electrode plates are installed in a fixed seat, and are folded through mechanical force to clamp blood vessels or tissues, so that high-frequency current flows through the blood vessels or tissues through the two electrode plates, and the blood vessels or tissues are dehydrated and coagulated through the thermal effect of the high-frequency current, thereby achieving the purpose of effectively stopping bleeding.

In the prior art, most of bipolar coagulation forceps used are used for controlling the on-off of high-frequency current by pedals to realize the output of the bipolar power of a high-frequency electrotome, and in practical use, because an instrument required to be adopted in the operation process is not more than one type of bipolar coagulation forceps, and various other medical operation equipment can be matched, therefore, pedal control switches of a plurality of different operation equipment can be arranged in an operation interval.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a first purpose provides a handle structure to solve the technical problem who improves the convenient high efficiency when bipolar coagulation pincers use.

The second purpose of the utility model is to provide a bipolar coagulation pincers to solve the technical problem that improves the convenient high efficiency when bipolar coagulation pincers use.

The utility model discloses a handle structure realizes like this:

a handle structure suitable for use in bipolar coagulation forceps comprising: the handle comprises a handle shell and a manual control button arranged on the handle shell; wherein

The handle shell comprises an upper shell and a lower shell which are suitable for being connected in a matching mode to form a containing cavity;

the manual control key is arranged on the upper shell or the lower shell, penetrates through the upper shell or the lower shell to be partially embedded into the accommodating cavity, and the part of the manual control key embedded into the accommodating cavity is connected with a wire which is suitable for being connected with the high-frequency host after penetrating out of the accommodating cavity.

In a preferred embodiment of the present invention, a pushing block adapted to push the outer tube of the bipolar coagulation forceps is further disposed in the accommodating cavity;

the push block is adapted for axial translation along the outer tube.

In a preferred embodiment of the present invention, the pushing block is connected with a pair of symmetrically arranged operating handles; the pair of operating handles are respectively positioned at two sides of the manual control key;

one end of the operating handle is connected with the pushing block through a movable connecting rod, and the other end of the operating handle is connected with the accommodating cavity through a fixed connecting rod.

In a preferred embodiment of the present invention, the side wall of the handle housing is provided with a slot adapted to allow the movable link and the fixed link to pass through respectively.

In the preferred embodiment of the present invention, one end of the movable connecting rod is hinged to the pushing block, and the other end of the movable connecting rod is hinged to the operating handle; and

one end of the fixed connecting rod is fixedly connected with the operating handle, and the other end of the fixed connecting rod is hinged with the accommodating cavity.

In a preferred embodiment of the present invention, a pivot mounting seat adapted to pivotally engage with an end of a pair of fixed links respectively connected to the operating handles is provided in the accommodating cavity.

In a preferred embodiment of the present invention, a pair of conductive connecting wires adapted to connect the bipolar coagulation heads of the bipolar coagulation forceps are further disposed in the housing chamber.

In a preferred embodiment of the present invention, a pair of the conductive connecting wires and the conducting wires extend out of the accommodating cavity through a cable conduit; or

The pair of conductive connecting wires and the conducting wires respectively extend out of the accommodating cavity body through a cable guide tube.

In a preferred embodiment of the present invention, the two ends of the upper casing and the lower casing are respectively provided with an external thread structure, and the external thread structures respectively located on the upper casing and the lower casing are adapted to each other; and

two ends formed after the upper shell and the lower shell are spliced along the axial direction of the outer pipe are suitable for being respectively in threaded connection with a connector so as to realize the matching of the upper shell and the lower shell.

The utility model discloses a bipolar coagulation pincers realize like this:

a bipolar electrocoagulation clamp comprising: the handle structure

By adopting the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a handle structure and use this handle structure's bipolar coagulation pincers, through the control key setting that will link to each other with the high frequency host computer on the handle shell, like this carry on to bipolar coagulation head high frequency power output control when only need manually operate can, need not control through pedal again, avoided the pedal problem of mixing up of taking place with other surgical equipment. Particularly, the pair of operating handles are positioned at the two side parts of the manual control key, so that when the thumb of one hand holds one operating handle of the pair of operating handles, and the middle finger, the ring finger and the small finger hold the other operating handle of the pair of operating handles, the manual control key can be pressed conveniently and flexibly only by the index finger, the whole operation is convenient and efficient, the control operation of the high-frequency host can be realized, and the normal operation of the pair of operating handles cannot be influenced.

Drawings

Fig. 1 is a schematic view of the overall structure of the handle structure of the present invention;

fig. 2 is a schematic view of the overall structure of the accommodating cavity of the handle structure of the present invention;

fig. 3 is a schematic structural view of the matching portion of the operating handle and the accommodating cavity of the handle structure of the present invention;

FIG. 4 is an enlarged schematic view of section A of FIG. 3;

FIG. 5 is a first schematic structural view of the end of the bipolar coagulation head of the bipolar coagulation forceps of the present invention;

FIG. 6 is a schematic view showing the structure of the end of the bipolar coagulation head of the bipolar coagulation forceps of the present invention;

FIG. 7 is a schematic view of the separating member of the bipolar coagulation forceps of the present invention.

In the figure: the electric coagulation connector comprises an upper shell 100, a lower shell 200, a manual control key 300, a pushing block 400, an operating handle 500, a movable connecting rod 600, a fixed connecting rod 700, a pivoting assembling seat 800, an external thread structure 900, a connector 1000, a bipolar coagulation head 1, a conductive connecting wire 2, a containing cavity 3, a separating piece 4, an outer pipe 5, a cable guide pipe 6, a slot 8 and a cooling water pipe 10.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

Example 1:

referring to fig. 1 to 4, the present embodiment provides a handle structure suitable for a bipolar coagulation forceps, comprising: a handle shell and a manual control button 300 arranged on the handle shell; wherein the handle casing comprises an upper casing 100 and a lower casing 200 which are suitable for matching connection to form a containing cavity 3; the manual control key 300 is disposed on the upper casing 100 or the lower casing 200, the manual control key 300 penetrates the upper casing 100 or the lower casing 200 to be partially embedded into the accommodating cavity 3, and a portion of the manual control key 300 embedded into the accommodating cavity 3 is connected with a wire, and the wire is adapted to penetrate the accommodating cavity 3 and then connected with a high-frequency host. With such a structure, that is, in the process of controlling the on or off of the power output of the high-frequency main unit, only the manual control button 300 needs to be pressed by hand.

In addition, for the handle structure of the embodiment, a pushing block 400 suitable for pushing the outer tube 5 of the bipolar coagulation forceps is also arranged in the accommodating cavity 3; the pusher block 400 is adapted to translate along the axial direction of the outer tube 5, where translation comprises a movement process in two directions of reciprocation. For the implementation principle between the pushing block 400 and the outer tube 5 of the present embodiment, reference may be made to an electrocoagulation clamp disclosed in publication No. CN110638520a, and here, regarding the driving power of the pushing block 400, an implementation structure in an electrocoagulation clamp disclosed in publication No. CN110638520a, for example, but not limited thereto, may also be adopted.

Referring to the specific drawings of the present embodiment, the pushing block 400 of the present embodiment is realized by following a structure that it translates in the accommodating cavity 3 along the axial direction of the outer tube 5, in detail, the pushing block 400 is coupled with a pair of symmetrically arranged operating handles 500; it should be particularly described in this embodiment, for the specific orientations of the pair of operating handles 500 and the manual control key 300 support, the pair of operating handles 500 are respectively located at two sides of the manual control key 300, and the manual control key 300 is in an interval formed by hand-holding portions of the pair of operating handles 500, so that when one hand of a medical care worker operates the pair of operating handles 500, the thumb can hold one of the operating handles 500 in the pair of operating handles 500, and when the middle finger, the ring finger, and the small finger partially hold the other operating handle 500 in the pair of operating handles 500, the thumb can press the manual control key 300 conveniently and flexibly only needs to use the index finger, so that the overall operation is convenient and efficient, the control operation of the high-frequency host can be realized, and the normal operation of the pair of operating handles 500 is not affected.

In detail, one end of the operating handle 500 is connected to the pushing block 400 through the movable link 600, and the other end of the operating handle 500 is connected to the receiving chamber 3 through the fixed link 700. The operating handle 500 is located outside the accommodating cavity 3, the side wall of the handle housing is provided with a slot 8 for the movable connecting rod 600 and the fixed connecting rod 700 to respectively pass through, and the size of the slot opening of the slot 8 is suitable for not influencing the activity requirements of the corresponding movable connecting rod 600 and the fixed connecting rod 700 in the process of driving the pushing block 400 by the pair of operating handles 500.

Specifically, one end of the movable link 600 is hinged to the pushing block 400, and the other end of the movable link 600 is hinged to the operating handle 500; and one end of the fixed link 700 is fixedly connected with the operating handle 500, and the other end of the fixed link 700 is hinged with the accommodating cavity 3. A pivot assembling seat 800 adapted to pivotally engage with the ends of the fixed links 700 respectively connected to the pair of operating handles 500 is disposed in the accommodating cavity 3. That is, the present embodiment can realize the driving of the pushing block 400 by the operating handle 500 through the direct hinged fit between the movable connecting rod 600 and the pushing block 400, and compared with the structure of the pushing block 400 and the operating handle 500 in the electrocoagulation pliers disclosed in the publication No. CN110638520A, the structure is simpler, and the pushing block 400 in the present embodiment can be completely accommodated in the accommodating cavity 3, that is, it is not necessary to consider that a movable groove suitable for the pushing block 400 to move is left on the side wall of the handle housing, in this case, the structure of the handle housing is also simplified.

In addition, the two ends of the upper casing 100 and the lower casing 200 are respectively provided with an external thread structure 900, and the external thread structures 900 respectively positioned on the upper casing 100 and the lower casing 200 are adapted; and both end portions formed after the upper and lower cases 100 and 200 are coupled in the axial direction of the outer tube 5 are adapted to be screw-coupled with one coupling head 1000, respectively, to achieve the coupling of the upper and lower cases 100 and 200. The screw-fitting structure can effectively prevent the problem of looseness of the fitting surfaces of the upper and lower cases 100 and 200.

Furthermore, a pair of conductive connecting wires 2 suitable for connecting the bipolar coagulation heads of the bipolar coagulation forceps are arranged in the accommodating cavity 3. Alternatively, a pair of conductive connecting wires 2 and conducting wires are extended out of the receiving cavity 3 through a cable guide 6, where the cable guide 6 is matched with the upper casing 100, the lower casing 200 and the connector 1000 to be firmly confined in the receiving cavity 3, i.e. a cable guide 6 is used altogether. In a further alternative case, a pair of conductive connecting wires 2 and conducting wires respectively pass through a cable guide 6 to extend out of the receiving cavity 3, and the cable guide 6 is also matched with the upper shell 100, the lower shell 200 and the connector 1000 to be firmly limited in the receiving cavity 3, that is, a total of two cable guides 6 are adopted. Of course, an alternative case is that a pair of conductive connection wires 2 extends out of the receiving cavity 3 through one cable guide tube 6, and the wires extend out of the receiving cavity 3 through the other cable guide tube 6, that is, a total of three cable guide tubes 6 are used. The present embodiment is not limited thereto.

Example 2:

referring to fig. 1 to 7, on the basis of the handle structure of the embodiment 1, the embodiment provides a bipolar coagulation forceps, which comprises the handle structure of the embodiment 1.

In an alternative case, the bipolar coagulation forceps of the present embodiment further comprises a bipolar coagulation head 1, an inner tube and an outer tube 5. Wherein the rear end of the bipolar coagulation head 1 is connected to the inner tube 13 and the bipolar coagulation heads 1 are spaced apart from each other in a static state, the outer tube 5 is slidably sleeved outside at least part of the inner tube 13, and the outer tube 5 is adapted to be moved by action on the inner tube 13 to act on the bipolar coagulation head 1 to move the conductive heads of the bipolar coagulation head 1 between a first position away from each other and a second position close to each other.

In addition, the bipolar coagulation forceps of the embodiment further comprises a cooling liquid guide channel communicated with the lumen of the inner tube 13, and the cooling liquid entering the lumen from the rear end part of the inner tube 13 is suitable to be guided to the bipolar coagulation head 1 through the cooling liquid guide channel so as to cool the bipolar coagulation head 1.

At least the front end parts of the outer tube 5 and the inner tube 13 are provided with a cooling liquid guide for flowing through

And a cooling liquid flow channel which flows to the bipolar electrocoagulation head 1 to cool the bipolar electrocoagulation head 1, wherein a cooling liquid overflowing hole 14 which is communicated with the cooling liquid flow channel to form a cooling liquid guide channel and is communicated with the tube cavity of the inner tube 13 is arranged on the tube wall of the inner tube 13.

The cooling liquid guide channel is arranged on the pipe wall of the inner pipe 13 and directly extends to the inner pipe 13

A coolant guiding groove 14a at the front end. In the present embodiment, the inner tube 13 serves simultaneously as a passage for the coolant, in addition to the conductive connection line 2. The structure ensures that the whole bipolar coagulation forceps do not need to be additionally provided with a special channel for circulating cooling liquid, simplifies the structure of the bipolar coagulation forceps and reduces the workload of assembly.

In addition, the bipolar coagulation forceps of the present embodiment further includes a separating member 4 disposed in the accommodating cavity, the separating member 4 is connected to the rear end portion of the inner tube 13, and the separating member 4 is provided with a first through hole 41 for passing through the electrically conductive connecting wire 2 and a coolant hole 42 adapted to be connected to the coolant pipe 10 and communicating with the lumen of the inner tube 13. The electrically conductive connecting wire 2 and the coolant flow channel are separated by the separating member 4 and connected to the cable guide 6 and the coolant flow channel 10, respectively.

The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims (10)

1. A handle structure suitable for use in bipolar coagulation forceps, comprising: the handle comprises a handle shell and a manual control button arranged on the handle shell; wherein

The handle shell comprises an upper shell and a lower shell which are suitable for being connected in a matching mode to form a containing cavity;

the manual control key is arranged on the upper shell or the lower shell, penetrates through the upper shell or the lower shell to be partially embedded into the accommodating cavity, and the part of the manual control key embedded into the accommodating cavity is connected with a wire which is suitable for being connected with the high-frequency host after penetrating out of the accommodating cavity.

2. The handle structure of claim 1, wherein a pushing block adapted to push the outer tube of the bipolar coagulation forceps is further provided in the housing cavity;

the push block is adapted for axial translation along the outer tube.

3. The handle structure of claim 2, wherein the pushing block is coupled with a pair of symmetrically arranged operating handles; the pair of operating handles are respectively positioned at two sides of the manual control key; and

one end of the operating handle is connected with the pushing block through a movable connecting rod, and the other end of the operating handle is connected with the accommodating cavity through a fixed connecting rod.

4. The handle structure according to claim 3, wherein a slot adapted to pass the movable link and the fixed link, respectively, is provided at a sidewall of the handle housing.

5. The handle structure according to claim 4, wherein one end of the movable link is hingedly connected to the push block, and the other end of the movable link is hingedly connected to the operating handle; and

one end of the fixed connecting rod is fixedly connected with the operating handle, and the other end of the fixed connecting rod is hinged with the accommodating cavity.

6. The handle structure according to claim 5, wherein a pivot fitting seat adapted to pivotally fit with an end of a fixed link respectively connected to the pair of operating handles is provided in the housing cavity.

7. A handle structure according to claim 1, wherein a pair of electrically conductive connection lines adapted to connect the bipolar coagulation heads of the bipolar coagulation forceps are also provided within the housing chamber.

8. The handle structure of claim 7, wherein a pair of said electrically conductive connection wires and said conductor wires each extend through a cable conduit to outside the housing cavity; or

The pair of conductive connecting wires and the conducting wires respectively extend out of the accommodating cavity body through a cable guide tube.

9. The handle structure according to claim 8, wherein the upper and lower cases are provided at both ends thereof with external thread structures, respectively, and the external thread structures on the upper and lower cases are fitted, respectively; and

two ends formed after the upper shell and the lower shell are spliced along the axial direction of the outer pipe are suitable for being respectively in threaded connection with a connector so as to realize the matching of the upper shell and the lower shell.

10. A bipolar electrocoagulation clamp, comprising: a handle structure as claimed in any one of claims 1 to 9.

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