WO2021244575A1

WO2021244575A1 - Adaptor for electric endoscope anastomat, and electric endoscope anastomat

Info

Publication number: WO2021244575A1
Application number: PCT/CN2021/097942
Authority: WO
Inventors: 李大平
Original assignee: 苏州英途康医疗科技有限公司
Priority date: 2020-06-03
Filing date: 2021-06-02
Publication date: 2021-12-09

Abstract

An adaptor (1) for an electric endoscope anastomat, and an electric endoscope anastomat. The adaptor (1) comprises a main body housing (111), a rotating body (112), an identification signal receiving wire (113) and an identification signal transmitter (114); the rotating body (112) is rotatably connected to the main body housing (111) and is provided with an accommodation cavity; the identification signal receiving wire (113) is fixed, in a manner of following the rotating body (112) to rotate along the axis of the rotating body (112), in the accommodation cavity of the rotating body (112); the identification signal transmitter (114) is used for being connected to a controller in a handle (3) of the electric endoscope anastomat; the identification signal transmitter (114) is fixed, in a manner of being static relative to the main body housing (111), in the main body housing (111); and the identification signal receiving wire (113) and the identification signal transmitter (114) can be always electrically connected to each other during the relative rotation process. The adaptor (1) improves the reliability of communication between a staple cartridge assembly (2) and the controller on the handle (3).

Description

Adapter for electric endoscope stapler and electric endoscope stapler

Cross-references to related applications

For all purposes, this application is based on and requires the priority of the Chinese Patent Application No. 202010496494.2 filed on June 3, 2020, entitled "Adapters for Motorized Endoscopic Staplers and Motorized Endoscopic Staplers", and on The priority of the Chinese patent application No. 202020995185.5 filed on June 3, 2020, titled "Adapter for Electric Endoscopic Stapler and Electric Endoscopic Stapler", is hereby quoted in its entirety for the disclosure of the aforementioned Chinese patent application. As part of this application.

Technical field

The embodiments of the present disclosure relate to the technical field of medical devices, and in particular to an adapter for an electric endoscopic stapler and an electric endoscopic stapler.

Background technique

In surgical treatment, endoscopic staplers are often used to complete the suture and cutting of tissues. The working principle of the laparoscopic stapler is to clamp on the target tissue by the staple cartridge assembly, perform suture, and cut the target tissue while suturing.

Summary of the invention

The embodiments of the present disclosure provide an adapter for an electric endoscope stapler and an electric endoscope stapler to improve the reliability of communication between the staple cartridge assembly and the controller on the handle.

The embodiment of the present disclosure provides an adapter for an electric endoscopic stapler including: a main body shell; a rotating body rotatably connected to the main body shell, the rotating body is provided with a containing cavity; an identification signal receiving wire, an identification signal receiving The wire is fixed in the accommodating cavity of the rotating body by following the rotating body along the axis of the rotating body; the identification signal transmitter is used to connect the controller in the handle of the electric endoscopic stapler and the identification signal transmitter It is fixed in the main body shell in a stationary manner relative to the main body shell; the identification signal receiving wire and the identification signal transmitter can always maintain electrical connection during the relative rotation.

For example, the adaptor for the electric endoscope stapler further includes: a rotating electrical connector, the rotating electrical connector is fixed in the accommodating cavity of the rotating body to follow the rotating body along the axis of the rotating body, and identifying the signal receiving wire and The rotating electrical connector is fixed, and the signal output end of the identification signal receiving wire is electrically connected to the signal receiving end of the rotating electrical connector; the electrical connector is fixed, and the fixed connector is fixed in the main body shell in a stationary manner relative to the main body shell to identify The signal transmitter is fixed to the fixed electrical connector, and the signal receiving end of the identification signal transmitter is electrically connected to the signal output end of the fixed electrical connector; the signal output end of the rotating electrical connector and the signal receiving end of the fixed electrical connector are configured as : The two sliding contact during the rotation of the rotating electrical connector to always maintain electrical connection.

For example, one of the rotating electrical connector and the fixed electrical connector is configured to include a first circuit board and a conductive elastic member electrically connected thereto, and the other is configured to include a second circuit board; the second circuit board is formed with an axis The coaxial conductive ring, during the rotation of the rotary electrical connector, the conductive elastic member is always pressed against the conductive ring.

For example, the conductive elastic member corresponding to one conductive ring includes a plurality of conductive elastic members, and the plurality of conductive elastic members are arranged with the axis of the rotating body as the center of the circle; the conductive elastic member is a brush spring.

For example, the conductive elastic member and the conductive ring are respectively arranged on the opposite sides of the first circuit board and the second circuit board; or the second circuit board is a circular plate, and the conductive ring is arranged on the peripheral surface of the second circuit board.

For example, the adaptor for the electric endoscopic stapler also includes a wire setting housing for placing the identification signal receiving wire, the wire setting housing is arranged in the accommodating cavity of the rotating body and is fixedly connected to the rotating housing, and the identification signal receiving wire Passing through the wire housing; the rotating body includes a rod body and a connecting body, the two ends of the connecting body are respectively connected to the rod body and the main body shell, and the connecting body and the rod body are formed with cavities, and the cavities of the two are connected to form the accommodation of the rotating body Cavity; where the connecting body is circumscribed to the main body shell; or the connecting body is partially connected to the main body shell inwardly; or the connecting body is completely internally connected to the main body shell.

The present disclosure also provides an electric endoscopic stapler, including a handle, a staple cartridge assembly, and an adapter. The handle has a controller, wherein the adapter is the adapter of any one of the above; an identification signal generating structure is provided in the adapter or the staple cartridge assembly The signal receiving end of the identification signal receiving wire in the adapter is electrically connected to the identification signal generating structure; the signal output end of the identification signal transmitter is electrically connected to the controller.

For example, the identification signal generation structure is an identification information storage chip, the identification information storage chip is set in the staple cartridge assembly, stores the specification information of the staple cartridge assembly, and the specification information is transmitted using the identification signal as a carrier; the adapter includes a firing rod; the handle has a prompt device ; The controller identifies the specification information in the information storage chip, and uses the identification signal as the carrier to transmit. When the specification information is the same as the preset information in the controller, the controller controls the firing lever to fire the staple cartridge assembly according to the specification information, and then the controller sends The prompt device that is connected to the controller to output the firing completion information. When the specification information is different from the preset information in the controller, the controller controls the firing rod to not fire.

For example, the specification information is one or more of the following information: length information of the staple cartridge, nail height information in the staple cartridge, staple shape information in the staple cartridge, staple length information in the staple cartridge, and nail anvil information in the staple cartridge.

For example, the staple cartridge assembly includes a circuit board, and the identification information storage chip is arranged on the circuit board.

According to the embodiment of the present disclosure, the adapter for the electric endoscope stapler is fixed with an identification signal receiving wire and an identification signal transmitter, and the identification signal receiving wire can rotate with the rotating body, and the identification signal transmitter is fixed in a stationary manner relative to the main body shell In the main body shell, the identification signal receiving wire and the identification signal transmitter can always be electrically connected during the relative rotation, which ensures the reliability of signal transmission, and thus ensures the identification of the controller in the handle that matches the adapter. reliability.

The electric endoscopic stapler provided by the embodiments of the present disclosure improves the reliability of the communication between the staple cartridge assembly and the controller on the handle, thereby ensuring that the controller can accurately identify the type of staple cartridge installed on the staple cartridge assembly on the handle.

In the electric endoscopic stapler provided by the embodiments of the present disclosure, the controller can identify the information of the identification information storage chip and control the firing of the staple cartridge assembly, and output firing completion information to the display after firing is completed, so as to avoid secondary firing.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present disclosure more clearly, the following will briefly introduce the drawings of the embodiments. Obviously, the drawings in the following description only refer to some embodiments of the present disclosure, and do not limit the present disclosure. .

FIG. 1 is a schematic structural diagram of an adapter provided in Embodiment 1 of the present disclosure;

2 is a schematic diagram of the structure of the rotating body and the staple cartridge assembly in the adapter provided in the first embodiment of the disclosure;

3 is a schematic diagram of the internal structure of the adapter provided in the first embodiment of the disclosure;

4 is a schematic diagram of an enlarged structure of the rotating electrical connector in FIG. 3;

5 is a schematic diagram of the internal structure of another embodiment of the adapter shown in FIG. 3;

6 is a schematic diagram of the structure of the inner wire housing and the firing rod of the adapter provided in the first embodiment of the disclosure;

Fig. 7 is a schematic diagram of the structure of the rotating housing and the fixed housing in the adapter provided in the first embodiment of the disclosure;

FIG. 8 is a schematic diagram of the structure of the electric endoscopic stapler provided in the second embodiment of the disclosure; FIG.

Fig. 9 is a schematic structural diagram of the staple cartridge assembly of the electric endoscopic stapler in Fig. 8;

10 is a schematic diagram of the structure of the circuit board and the identification information storage chip of the staple cartridge assembly of the electric endoscopic stapler in FIG. 9.

detailed description

In order to better understand the above technical solutions, the exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the drawings show exemplary embodiments of the present disclosure, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a clearer and thorough understanding of the present disclosure, and to fully convey the scope of the present disclosure to those skilled in the art.

In the field of smart staplers, the endoscope stapler includes a staple cartridge assembly, an adapter, and a handle. The adapter is connected to the handle. The staple cartridge assembly is detachably installed on the adapter and is electrically connected through the adapter and the controller in the handle. Communication, the controller will recognize the type of the staple cartridge on the staple cartridge component, so as to execute the corresponding program action.

During the operation, the adapter will drive the staple cartridge assembly to rotate so that the staple cartridge assembly can complete the suturing and resection of the target tissue at various angles, but since the staple cartridge assembly is electrically connected to the controller, the rotation of the staple cartridge assembly will affect the control handle Inter-communication, thereby affecting the recognition of the staple cartridge components, ranging from the effect of the operation to the patient’s life.

Example one

As shown in Figures 1 to 5, this embodiment provides an adapter 1 for an electric endoscopic stapler. The adapter 1 includes a main body shell 111, a rotating body 112, an identification signal receiving wire 113, and an identification signal transmitter 114. Wherein, the rotating body 112 is provided with a containing cavity, and the rotating body 112 is rotatably connected to the main body shell 111. Preferably, the rotating body 112 and the main body shell 111 are both rotating bodies, and their axes coincide. The identification signal receiving wire 113 is fixed in the rotating body 112 to follow the rotating body 112 to rotate along the axis of the rotating body 112, that is, the identification signal receiving wire 113 and the rotating body 112 are relatively fixed. When the rotating body 112 rotates, the identifying signal receiving wire 113 also rotates coaxially. The identification signal transmitter 114 is used to connect to the controller in the handle 3 of the electric endoscope When the main body shell 111 rotates, the identification signal receiving wire 113 will also rotate relative to the identification signal transmitter 114. The identification signal receiving wire 113 and the identification signal transmitter 114 are connected in such a way that they can always be electrically connected during the relative rotation of the two, which ensures the reliability of signal transmission and thus the reliability of signal identification.

It should be noted that the signal input end of the identification signal receiving wire 113 is connected to the sending end of the identification signal, and is used to transmit the identification signal to the identification signal transmitter 114. In this specific embodiment, a subsequent implementation of the electric endoscopic stapler In the introduction of the example, the sending end of the identification signal is in the staple cartridge assembly 2. Of course, in other embodiments of the present disclosure, the sending end of the identification signal can also be set in the adapter 1.

In this embodiment, the specific structure that the identification signal receiving wire 113 and the identification signal transmitter 114 can always maintain electrical connection during the relative rotation of the two may be:

The adapter 1 also includes a rotating electrical connector and a fixed electrical connector (the specific structure of the two will be described later). The rotating electrical connector is fixed in the accommodating cavity of the rotating body 112 to follow the rotating body 112 along the axis of the rotating body 112. The identification signal receiving wire 113 is fixed to the rotating electrical connector, that is, the identification signal receiving wire 113 and the rotating electrical connector are fixed. The connector rotates together, and the signal output end of the identification signal receiving wire 113 is electrically connected to the signal receiving end of the rotating electrical connector. The fixed connector is fixed in the main housing 111 in a stationary manner relative to the main housing 111, the identification signal transmitter 114 is fixed to the fixed electrical connector, and the signal receiving end of the identification signal transmitter 114 and the signal output end of the fixed electrical connector are identified Electric connection. Wherein, the signal output end of the rotating electrical connector and the signal receiving end of the fixed electrical connector slide in contact during the rotation of the rotating electrical connector to always maintain electrical connection, so that the identification signal receiving wire 113 and the identification signal transmitter 114 The electrical connection can always be maintained during the relative rotation of the two.

More specifically, as an embodiment of the rotating electrical connector and the fixed connector:

As shown in FIGS. 3 to 4, the rotary electrical connector includes a first circuit board 115 and a conductive elastic member 116 electrically connected to the first circuit board 115, wherein the conductive elastic member 116 is a brush spring. The fixed electrical connector is the second circuit board 117. A conductive ring coaxial with the axis of the rotating body 112 is formed on the second circuit board 117. During the rotation of the rotary electrical connector, the conductive elasticity on the first circuit board 115 is The member 116 is always pressed against the conductive ring of the second circuit board 117 to always maintain the electrical connection between the rotating electrical connector and the fixed electrical connector, thereby ensuring that the identification signal receiving wire 113 and the identification signal transmitter 114 rotate relative to each other. Electrical connection in process.

In this embodiment, the conductive elastic member 116 and the conductive ring are respectively arranged on the opposite sides of the first circuit board 115 and the second circuit board 117, in order to ensure the electrical connection between the first circuit board 115 and the second circuit board 117. The stability of, corresponds to a conductive ring with a plurality of conductive elastic members 11, and the plurality of conductive elastic members 116 are arranged with the axis of the rotating body 112 as the center of the circle. In addition, the conductive elastic members 116 of the same circle are connected by wires, which can prevent the stability of the electrical connection between the first circuit board 115 and the second circuit board 117 from being affected when one of the conductive elastic members 116 is in poor contact with the conductive ring. The first circuit board 115 and the second circuit board 117 can be oppositely arranged in a ring structure, of course, can also have other structures, as long as it can be realized that when the rotary electrical connector rotates, the conductive elastic member 116 on the first circuit board 115 always resists It is sufficient to press on the conductive ring of the second circuit board 117 to always maintain electrical connection.

As an alternative to the above structure, as shown in FIG. 5, the second circuit board 117 may be a circular plate, and a conductive ring is provided on the peripheral surface of the second circuit board 117. When the rotary electrical connector rotates, the first circuit board 115 drives the conductive elastic member 116 to press against the conductive ring on the peripheral surface of the second circuit board 117, and is slidably connected to the conductive ring to ensure that the first circuit board 115 and the second circuit board 115 The electrical connection of the two circuit boards 117. At this time, the shape of the first circuit board 115 is not limited, and it can be selected as the same circular board as the second circuit board 117 for easy installation.

Of course, contrary to the above-mentioned embodiment, the rotating electrical connector can be a second circuit board 117 formed with a conductive ring, and the fixed electrical connector includes the first circuit board 115 and a conductive elastic sheet. This can also ensure that the rotating electrical During the rotation of the connector, the conductive elastic member 116 on the first circuit board 115 always presses against the conductive ring of the second circuit board 117 to always maintain electrical connection.

As shown in FIG. 6, the rotary electrical connector further includes a rotary housing 120. The first circuit board 115 is arranged in the rotary housing 120. The inner side of the rotary housing 120 is fixedly connected to the first circuit board 115. The outer side is fixedly connected with the rotating body 112. The fixed electrical connector also includes a fixed housing 121, one side of the fixed housing 121 is fixedly connected to the second circuit board 117, the other side of the fixed housing 121 is fixedly connected to the main body shell 111, the rotating housing 120 and the fixed housing The setting of 121 facilitates the installation and disassembly of the rotating electrical connector and the fixed electrical connector.

As shown in FIG. 7, the adapter 1 further includes a wire setting housing 119 for placing the identification signal receiving wire 113. The wire setting housing 119 is arranged in the accommodating cavity of the rotating body 112 and is fixedly connected to the rotating body 112. Therefore, when the rotating body 112 rotates, the wire setting housing 119 is driven to rotate, so that the wire setting housing 119 and the identification signal receiving wire 113 rotate together, which provides a restriction for the identification signal receiving wire 113, especially when the identification signal receiving wire 113 When it is longer, the stability of the shape of the identification signal receiving wire 113 is ensured, thereby improving the reliability of signal identification, and the identification signal receiving wire 113 will not be worn out.

In this embodiment, the rotating body 112 includes a rod body 1122 and a connecting body 1121. The two ends of the connecting body 1121 are respectively connected to the rod body 1122 and the main body shell 111, and the connecting body 1121 and the rod body 1122 are formed with cavities. The cavity is connected to constitute the accommodating cavity of the rotating body 112, in which the wire housing 119 is arranged in the cavity of the rod body 1122, the rotary electrical connector is arranged in the cavity of the connecting body 1121, and the identification signal receiving wire 113 penetrates the rod body 1122 and connects The two cavities of the body 1121. As shown in Figure 8, the connecting body 1121 is circumscribed to the main body shell 111, and a plurality of grooves are provided on the connecting body 1121. The grooves cooperate with the operator's fingers, which can realize the easy dialing while the operator holds the machine in one hand. The purpose of the connector.

As an alternative to the above-mentioned connection method in which the connecting body 1121 is externally connected to the main body shell 111, the connecting body 1121 may be partially internally connected to the main body shell 111, and a separating groove is provided on the annular surface of the end close to the operator on the connecting body 1121, It is convenient for the operator to operate with a single finger. Of course, the connecting body 1121 can also be completely internally connected to the main body shell 111, as long as the connecting body 1121 can drive the rod 1122 to rotate. It should be noted that when the connecting body 1121 is circumscribed to the main body shell 111, the connecting body 1121 and the rod body 1122 serve as visible shells; when the connecting body 1121 is partially internally connected to the main body shell 111, the exposed part of the connecting body 1121 and the rod body 1122 serve as Visible shell; when the connecting body 1121 is completely internally connected to the main shell 111, the rod 1122 serves as a visible shell.

Example two

As shown in FIG. 8, this embodiment also provides an electric endoscopic stapler, which includes the adapter 1, the staple cartridge assembly 2 and the handle 3 in the above-mentioned embodiment. The main body shell 111 of the adapter 1 is connected with the handle 3, the staple cartridge assembly 2 is detachably mounted on the rotating body 112 of the adapter 1, and the handle 3 and the staple cartridge assembly 2 are located at two ends of the adapter 1 separately. An identification signal generating structure is provided in the adapter 1 or the staple cartridge assembly 2. The signal receiving end of the identification signal receiving wire 113 in the adapter 1 is electrically connected to the identification signal generating structure, and the handle 3 has a controller and a communication connection with the controller. The prompting device identifies that the signal output end of the signal transmitter 114 is electrically connected to the controller. Therefore, the transmission path of the identification signal from the identification signal generating structure is: the identification signal receiving wire 113—the identification signal transmitter 114—the controller. In this case, the handle 3 is separately installed outside the adapter 1. Of course, the adapter 1 and the handle 3 can be an integral structure.

As shown in FIGS. 9-10, in this embodiment, the identification signal generation structure is an identification information storage chip 21, and the identification information storage chip 21 is arranged in the staple cartridge assembly 2. The identification information storage chip 21 stores the specification information of the staple cartridge assembly 2. The specification information is transmitted by the identification signal as a carrier. The specification information includes the length information of the staple cartridge, the nail height information in the staple cartridge, the nail shape information in the staple cartridge, and the inside of the staple cartridge. The nail length information and the nail anvil information in the nail bin.

In this embodiment, the identification information storage chip 21 is an EEPROM (Electrically Erasable Read Only Memory). The EEPROM is arranged on the circuit board 22 of the staple cartridge assembly 2, and the identification signal receiving wire 113 is connected to the circuit board 22 through the elastic connection terminal 118, and then The identification information is transmitted to the identification signal receiving wire 113 through the circuit board 22 and the elastic connection terminal 118 and continues to be transmitted backward. Since the identification information storage chip in this embodiment is an EEPROM, the EEPROM has two pins, so there are two conductive rings and two conductive elastic members corresponding to the two conductive rings to transmit identification signals. Of course, the conductive ring is The number can be set to multiple according to actual needs.

In this embodiment, the adapter 1 further includes a firing rod 122. In the actual application process, due to different target organizations, the preset information in the controller is different. The preset information in the controller can be manually input or stored through near-field recognition. When the preset information in the controller is like a nail When the length of the cartridge, the height of the nail in the cartridge, the shape of the nail in the cartridge, the length of the nail in the cartridge, and the anvil information in the cartridge are the same as the information in the identification information storage chip 21, the controller controls the firing lever 122 according to The specification information fires the staple cartridge assembly 2, and then the controller outputs the firing completion information to the prompting device, and the prompting device reminds the user that the firing has been completed, so as to avoid the user's second firing. When the specification information is different from the preset information in the controller, the controller controls the firing rod 122 not to fire. The prompt device can be a display, a flashing light or a player, etc., as long as the prompt function can be realized. Among them, the firing rod 122 and the related firing structure are existing technologies, and will not be repeated here.

In summary, the electric endoscopic stapler provided in this embodiment improves the reliability of the communication between the staple cartridge assembly 2 and the controller on the handle 3. The controller can accurately identify the type of staple cartridge installed on the staple cartridge 2 on the handle 3. , And the controller can identify the information of the information storage chip 21 and control the firing of the staple cartridge assembly 2, and can output firing completion information after firing is completed, realizing the double guarantee of identification accuracy, improving safety, and avoiding secondary firing.

Although the embodiments of the present disclosure have been shown and described above, it can be understood that the foregoing embodiments are exemplary and should not be construed as limiting the present disclosure. Those of ordinary skill in the art can comment on the foregoing within the scope of the present disclosure. The embodiments are subject to changes, modifications, replacements and modifications.

Claims

An adapter for an electric endoscopic stapler, including:

Main body shell

A rotating body, the rotating body is rotatably connected to the main body shell, and a containing cavity is provided in the rotating body;

An identification signal receiving wire, the identification signal receiving wire being fixed in the accommodating cavity of the rotating body in a manner of following the rotating body to rotate along its axis;

An identification signal transmitter, which is used to connect the controller in the handle of the electric endoscopic stapler, and the identification signal transmitter is fixed in the main body shell in a stationary manner relative to the main body shell ；

The identification signal receiving wire and the identification signal transmitter can always be electrically connected during the relative rotation.
The adapter for an electric endoscopic stapler according to claim 1, further comprising:

A rotary electrical connector, the rotary electrical connector is fixed in the accommodating cavity of the rotary body in a manner of following the rotary body to rotate along its axis, and the identification signal receiving wire is fixed with the rotary electrical connector, And the signal output end of the identification signal receiving wire is electrically connected to the signal receiving end of the rotary electrical connector;

A fixed electrical connector, the fixed connector is fixed in the main body housing in a stationary manner relative to the main body housing, the identification signal transmitter is fixed to the fixed electrical connector, and the identification signal transmitter The signal receiving end of is electrically connected to the signal output end of the fixed electrical connector;

The signal output end of the rotating electrical connector and the signal receiving end of the fixed electrical connector are configured such that they slide in contact during the rotation of the rotating electrical connector to always maintain electrical connection.
The adapter for an electric endoscopic stapler according to claim 2, wherein:

One of the rotating electrical connector and the fixed electrical connector is configured to include a first circuit board and a conductive elastic member electrically connected thereto, and the other is configured to include a second circuit board;

A conductive ring coaxial with the axis of the rotating body is formed on the second circuit board, and the conductive elastic member is always pressed against the conductive ring during the rotation of the rotary electrical connector.
The adapter for an electric endoscopic stapler according to claim 3, wherein:

The conductive elastic member corresponding to one conductive ring includes a plurality of conductive elastic members, and the plurality of conductive elastic members are arranged with the axis of the rotating body as the center of the circle;

The conductive elastic member is a brush spring sheet.
The adapter for an electric endoscopic stapler according to claim 3, wherein:

The conductive elastic member and the conductive ring are respectively arranged on opposite sides of the first circuit board and the second circuit board; or

The second circuit board is a circular board, and the conductive ring is arranged on the peripheral surface of the second circuit board.
The adapter for an electric endoscopic stapler according to claim 5, wherein:

It also includes a wire-setting housing, the wire-setting housing is arranged in the accommodating cavity of the rotating body and is fixedly connected to the rotating housing, and the identification signal receiving wire passes through the wire-setting housing;

The rotating body includes a rod body and a connecting body. Two ends of the connecting body are respectively connected to the rod body and the main body shell, and a cavity is formed in the connecting body and the rod body, and the cavities of the two are connected Constitute the accommodating cavity of the rotating body; wherein,

The connecting body is circumscribed to the main body shell; or

The connecting body part is internally connected to the main body shell; or

The connecting body is completely internally connected to the main body shell.
An electric endoscopic stapler, comprising a handle, a staple cartridge assembly and an adapter, the handle is provided with a controller, and the adapter is the adapter according to any one of claims 1-6;

Setting an identification signal generating structure in the adapter or the staple cartridge assembly;

The signal receiving end of the identification signal receiving wire in the adapter is electrically connected to the identification signal generating structure;

The signal output terminal of the identification signal transmitter is electrically connected to the controller.
The electric endoscopic stapler according to claim 7, wherein:

The identification signal generating structure is an identification information storage chip, the identification information storage chip is arranged in the staple cartridge assembly, and stores the specification information of the staple cartridge assembly, and the specification information is transmitted by the identification signal as a carrier;

The adapter includes a firing rod;

There is a prompt device in the handle;

The controller recognizes the specification information in the identification information storage chip, and when the specification information is the same as the preset information in the controller, the controller controls the firing lever to fire the The staple cartridge assembly, and then the controller outputs the firing completion information to the prompting device communicatively connected with the controller, and when the specification information is different from the preset information in the controller, the controller controls the The firing lever is not fired.
The electric endoscopic stapler according to claim 8, wherein:

The specification information is one or more of the following information:

The length information of the staple cartridge, the height information of the staples in the staple cartridge, the shape information of the staples in the staple cartridge, the length of the staples in the staple cartridge, and the information of the anvils in the staple cartridge.
The electric endoscopic stapler according to claim 8, wherein:

The staple cartridge assembly includes a circuit board, and the identification information storage chip is arranged on the circuit board.