CN215384424U - Multifunctional endoscopic surgical forceps - Google Patents
Multifunctional endoscopic surgical forceps Download PDFInfo
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- CN215384424U CN215384424U CN202120964751.0U CN202120964751U CN215384424U CN 215384424 U CN215384424 U CN 215384424U CN 202120964751 U CN202120964751 U CN 202120964751U CN 215384424 U CN215384424 U CN 215384424U
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Abstract
The utility model discloses a multifunctional endoscopic surgical forceps, which comprises: handle seat, suction tube, tong pole, binding clip and push rod. The handle seat is provided with a movable handle; the suction tube is fixed on the handle seat and the tail end of the suction tube is exposed; the forceps rod is tubular, the forceps rod is sleeved outside the suction tube, and the tail end of the forceps rod is arranged on the handle seat; the clamp head comprises a first clamp head hinged to the head end of the clamp rod and a second clamp head fixed to the head end of the clamp rod, and when the first clamp head and the second clamp head rotate to be closed, a suction hole communicated with the suction pipe is formed between the first clamp head and the second clamp head; the push rod is arranged between the forceps rod and the suction tube, the movable handle is connected with the push rod to drive the push rod to axially move, and the first chuck is connected with the push rod through a transmission mechanism to drive the first chuck to rotationally open and close when the push rod axially moves. The utility model has the functions of clamping tissues and attracting, and is convenient for attracting smoke at a specific position.
Description
Technical Field
The utility model relates to an operating forceps, in particular to a multifunctional endoscopic operating forceps.
Background
Endoscopic surgery is currently used in a wide variety of applications, covering almost all surgical categories. During the endoscopic surgery, due to the limited access of the used in-out instruments, the tissue clamping (or called biopsy forceps), the separation, the tissue cutting, the hemostasis, the irrigation and the suction are all carried out from different channels, the existing endoscopic channel only has a limited two channels, and the increase of the channels for the surgery is not easy; the operation is generally performed by continuously changing surgical instruments, which greatly increases the difficulty and time of the operation, and particularly, serious consequences can be caused when emergency situations such as bleeding occur.
In order to solve the problem, the utility model with application number 201410040683.3 discloses a multifunctional instrument for laparoscopic surgery, and this instrument sets up the pull rod into hollowly to set up a plurality of apertures on the lateral wall of the front end of pull rod, be used for attracting the smog that the operation produced, possess two kinds of functions of laparoscopic surgery pincers and suction tube simultaneously. However, such surgical instruments also have the following problems: the distance between the small hole in the pull rod and the front end of the binding clip is long, the smoke at a specific position is difficult to attract due to the limitation of the binding clip, and the small holes for attracting are dispersed and have small attraction.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to provide a multifunctional endoscopic surgical forceps which is convenient for attracting smoke at a specific position.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
a multifunctional endoscopic surgical forceps comprises:
the handle seat is provided with a movable handle;
the suction tube is fixed on the handle seat, and the tail end of the suction tube extends out of the handle seat;
the forceps rod is in a hollow tubular shape, is sleeved outside the suction tube and is provided with a tail end mounted on the handle seat;
the clamp head comprises a first clamp head hinged to the head end of the clamp rod and a second clamp head fixed to the head end of the clamp rod, an air guide groove is formed in one side of the first clamp head facing the second clamp head and/or one side of the second clamp head facing the first clamp head, and when the first clamp head and the second clamp head are closed, the air guide groove between the first clamp head and the second clamp head forms a suction hole communicated with the suction pipe;
the push rod is arranged between the forceps rod and the suction tube, the movable handle is connected with the push rod so that the movable handle can drive the push rod to axially move when moving, and the first chuck is connected with the push rod through a transmission mechanism so that the first chuck can be driven to rotate, open and close when the push rod axially moves.
Preferably, when the first chuck and the second chuck are closed, the first chuck and the second chuck are respectively abutted to the end face of the head end of the suction tube, and soft rubber pads are arranged between the first chuck and the end face of the suction tube and between the second chuck and the end face of the suction tube.
Preferably, the transmission mechanism comprises a transmission gear arranged on the first chuck and a plurality of head-end teeth which are arranged on the outer side wall of the push rod at intervals and meshed with the transmission gear.
Preferably, the movable handle is hinged with the handle seat, a plurality of handle teeth distributed around the circumference of the axis of the movable handle are arranged on the outer side wall of the movable handle at intervals, and a plurality of tail end teeth meshed with the handle teeth are arranged on the outer side wall of the push rod.
Preferably, the clamp rod is rotatably connected with the handle seat so that the clamp rod and the clamp head can rotate around the axis of the clamp rod, and an anti-rotation structure capable of limiting the relative rotation of the clamp rod and the push rod is arranged between the clamp rod and the push rod.
Preferably, the anti-rotation structure comprises a limiting platform arranged on the push rod, and head-end teeth meshed with the transmission gear are arranged on the limiting platform.
Preferably, the forceps rod is fixedly provided with a screwing seat which can drive the forceps rod to rotate relative to the handle seat.
Preferably, the handle seat is further provided with a fixed handle, and the fixed handle and the movable handle are both provided with lantern rings for fingers of a person to penetrate into.
Preferably, the handle seat is provided with an electrode which is electrically connected with the first chuck and the second chuck.
Preferably, a damping device capable of limiting the opening of the first clamping head when the first clamping head and the second clamping head are closed is arranged between the first clamping head and the second clamping head.
Preferably, the first chuck and the second chuck are both provided with air guide grooves, the first chuck is provided with a first lateral through hole communicated with the air guide grooves thereon, and the second chuck is provided with a second lateral through hole communicated with the air guide grooves thereon.
The utility model has the beneficial effects that: when the surgical forceps are used, the movable handle drives the push rod to axially move, so that the first chuck can be driven to rotate to open and close, the forceps heads are switched between an open state and a closed state, and the function of clamping tissues is further realized. In the operation process, the tail end of the suction tube is connected with a pipeline of a vacuum suction bottle, so that the suction function can be realized, when the first chuck is opened, the head end of the suction tube is exposed, and the head end opening of the suction tube serves as a suction inlet; when the smoke at a specific position needs to be sucked, the movable handle drives the first chuck to rotate to a state of being folded with the second chuck, at the moment, the suction hole formed between the first chuck and the second chuck serves as a suction inlet, the chuck is close to a target position, the suction inlet is aligned to the target position, and then strong suction force can be generated at the target position to quickly suck the smoke at the target position.
Drawings
FIG. 1 is a cross-sectional view of the present invention with the jaw heads in an open condition;
FIG. 2 is a cross-sectional view of the front end portion of the present invention with the binding clip in an open position;
FIG. 3 is a cross-sectional view of the front end portion of the present invention with the binding clip in a closed position;
FIG. 4 is an enlarged view of portion A of FIG. 1;
FIG. 5 is a perspective view of a first version of a putter;
fig. 6 is a perspective view of a second version of the push rod.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly. In addition, the descriptions related to "preferred", "less preferred", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "preferred" or "less preferred" may explicitly or implicitly include at least one such feature.
Referring to fig. 1 to 6, an embodiment of the present invention provides a multifunctional endoscopic surgical forceps, including: handle seat 1, suction tube 2, tong pole 3, tong head, and push rod 5. The handle seat 1 is provided with a movable handle 11; the suction tube 2 is fixed on the handle seat 1, and the tail end of the suction tube 2 extends out of the handle seat 1; the forceps rod 3 is in a hollow tubular shape, the forceps rod 3 is sleeved outside the suction tube 2, and the tail end of the forceps rod 3 is arranged on the handle seat 1; the forceps head comprises a first clamping head 41 hinged to the head end of the forceps rod 3 and a second clamping head 42 fixed to the head end of the forceps rod 3, an air guide groove 402 is formed in one side, facing the second clamping head 42, of the first clamping head 41 and/or one side, facing the first clamping head 41, of the second clamping head 42, and when the first clamping head 41 and the second clamping head 42 are rotated and closed, the air guide groove 402 between the first clamping head 41 and the second clamping head 42 forms a suction hole 43 penetrating through the forceps head and communicated with the suction tube 2; the push rod 5 is in a hollow tubular shape and is sleeved between the forceps rod 3 and the suction tube 2, the movable handle 11 is connected with the push rod 5 so that the movable handle 11 can drive the push rod 5 to move axially when moving, and the first chuck 41 is connected with the push rod 5 through the transmission mechanism so that the first chuck 41 can be driven to rotate, open and close when the push rod 5 moves axially.
The movable handle 11 may be designed to be movable back and forth along the axial direction of the forceps rod 3, or may be provided to be rotatable with respect to the handle holder 1.
When the surgical forceps are used, the push rod 5 is driven to axially move by the movable handle 11, and the first chuck 41 can be driven to rotate to open and close, so that the forceps heads are switched between an open state and a closed state, and the function of clamping tissues is further realized. In the operation process, the tail end of the suction tube 2 is connected with a pipeline of a vacuum suction bottle, so that the suction function can be realized, when the first chuck 41 is opened, the head end of the suction tube 2 is exposed, and the head end opening of the suction tube 2 serves as a suction inlet; when the smoke at a specific position needs to be sucked, the movable handle 11 can drive the first chuck 41 to rotate to a state of being folded with the second chuck 42, at this time, the suction hole 43 formed between the first chuck 41 and the second chuck 42 serves as a suction inlet, so that the chuck is close to the target position, and the suction inlet is aligned with the target position, so that strong suction force can be generated at the target position, and the smoke at the target position can be quickly sucked.
The second collet 42 abuts against the end surface of the leading end of the suction tube 2, and when the first collet 41 and the second collet 42 are closed, the first collet 41 also abuts against the end surface of the leading end of the suction tube 2.
Further, soft rubber pads 9 are arranged between the first chuck 41 and the end face of the suction tube 2 and between the second chuck 42 and the end face of the suction tube 2. The first chuck 41 and the second chuck 42 are both provided with a plane for pressing the suction tube 2, and the soft rubber pad 9 is fixedly arranged on the planes of the first chuck 41 and the second chuck 42. When the first chuck 41 rotates to close, the soft rubber pad 9 can play a role in buffering and sealing, so that the suction force is improved.
In a preferred embodiment of the present invention, the transmission mechanism includes a transmission gear 411 disposed on the first chuck 41, and a plurality of head teeth 51 disposed at intervals on an outer side wall of the push rod 5 and engaged with the transmission gear 411.
Fig. 5 and 6 disclose two designs of the head teeth 51. First, the head end teeth 51 are annular teeth arranged along the circumferential direction of the push rod 5; second, the leading tooth 51 is only disposed on the side of the push rod 5 facing the transmission gear 411.
In a preferred embodiment of the present invention, the movable handle 11 is hinged to the handle seat 1, a plurality of handle teeth 111 are spaced around the circumference of the movable handle 11, and a plurality of end teeth 52 engaged with the handle teeth 111 are disposed on the outer side wall of the push rod 5. When the movable handle 11 is rotated, the handle teeth 111 push the distal teeth 52, thereby driving the push rod 5 to move back and forth in the axial direction.
In some aspects of the present invention, the movable handle 11 and the push rod 5 may also adopt the following connection structure, for example: the movable handle 11 is hinged with the handle seat 1 and is connected with the push rod 5 through the movable handle 11 by two connecting rods, and a crank sliding block mechanism is formed between the movable handle 11 and the push rod 5; for another example, the movable handle 11 is configured to move back and forth, and the movable handle 11 and the push rod 5 are fixedly connected by a connecting member.
In one scheme of the utility model, the clamp rod 3 is fixedly connected with the handle seat 1, and the clamp rod 3 and the clamp head can not rotate.
In another embodiment of the present invention, a rotating sleeve 7 is fixedly disposed on the handle base 1, and the distal end of the forceps rod 3 is rotatably mounted on the rotating sleeve 7, so that the forceps rod 3 is rotatably connected to the handle base 1 and the forceps rod 3 and the forceps head can rotate around the axis of the forceps rod 3. The clamping direction of the clamp head can be adjusted by rotating the clamp rod 3.
In order to rotate the clamp rod 3 and the clamp head, a screwing seat 6 capable of driving the clamp rod 3 to rotate relative to the handle seat 1 is fixedly arranged on the clamp rod 3.
Furthermore, an anti-rotation structure capable of limiting the relative rotation of the clamp rod 3 and the push rod 5 is arranged between the clamp rod and the push rod. When the head end of the push rod 5 adopts the structure shown in fig. 6, one side of the push rod 5 is provided with a group of head end teeth 51, and the transmission gear 411 is engaged with the group of head end teeth 51. The rotation-proof structure can prevent the clamp rod 3 and the push rod 5 from rotating relatively to separate the transmission gear 411 and the second gear 421 from the corresponding head teeth 51.
As a preferable scheme of the anti-rotation structure, the anti-rotation structure includes a limit platform 53 disposed on the push rod 5, and the head end teeth 51 engaged with the transmission gear 411 are disposed on the limit platform 53. When the leading teeth 51 are disposed on the limit plate 53 and the transmission gear 411 is engaged with the leading teeth 51, the push rod 5 can be restricted from rotating about its axis with respect to the jaw lever 3. When the jaw lever 3 is rotated, the push lever 5 is also rotated relative to the movable handle 11, and therefore, the distal teeth 52 can be provided as ring-shaped teeth provided along the circumferential direction of the push lever 5.
As another anti-rotation structure, the inner hole of the clamp rod 3 may be set to have a shape of 4 square holes, 6 square holes, 8 square holes, etc., and the push rod 5 is correspondingly set to have a prism-shaped tubular shape to limit the rotation of the push rod 5 relative to the clamp rod 3.
In order to facilitate the manual operation of the movable handle 11, the handle seat 1 is further provided with a fixed handle 12, and the fixed handle 12 and the movable handle 11 are both provided with a lantern ring 101 for the fingers of a person to penetrate.
Further, the handle holder 1 is provided with an electrode 8 which is electrically connected to both the first chuck 41 and the second chuck 42. The tissue is electrically shocked while the tissue is clamped, so that the bleeding can be effectively stopped.
Further, a damping device capable of limiting the opening of the first clamping head 41 when the first clamping head 41 and the second clamping head 42 are closed is arranged between the first clamping head 41 and the second clamping head 42.
Preferably, the damping device includes a magnet not shown disposed on the first chuck 41 and a magnetic attraction member not shown disposed on the second chuck 42 and attracted by the magnet. The magnetic attraction piece can be an iron block attracted by the magnet or a magnetic piece with the magnetism opposite to that of the magnet. Under the action of the magnetic force between the magnet and the magnetic member, the first chuck 41 and the second chuck 42 are kept closed, so as to keep a larger attraction force to attract the smoke.
Further, the first chuck 41 and the second chuck 42 are both provided with the air guide groove 402, the first chuck 41 is provided with a first lateral through hole 412 communicated with the air guide groove 402 thereon, and the second chuck 42 is provided with a second lateral through hole 422 communicated with the air guide groove 402 thereon. When the first clamping head 41 and the second clamping head are closed, the first lateral through hole 412 and the second lateral through hole 422 serve as auxiliary air inlets of the suction holes 43, and when the inlets of the suction holes 43 are pressed against tissues, the suction holes 43 can be prevented from being blocked.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical scope of the present invention, which can be directly or indirectly applied to other related technical fields without departing from the spirit of the present invention, are intended to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a multi-functional laparoscopic surgery pincers which characterized in that includes:
the handle seat (1), the handle seat (1) is provided with a movable handle (11);
the suction tube (2) is fixed on the handle seat (1) and the tail end of the suction tube (2) extends out of the handle seat (1);
the forceps rod (3) is in a hollow tubular shape, the forceps rod (3) is sleeved outside the suction tube (2), and the tail end of the forceps rod (3) is installed on the handle seat (1);
the clamp head comprises a first clamp head (41) hinged to the head end of the clamp rod (3) and a second clamp head (42) fixed to the head end of the clamp rod (3), an air guide groove (402) is formed in one side, facing the second clamp head (42), of the first clamp head (41) and/or one side, facing the first clamp head (41), of the second clamp head (42), and when the first clamp head (41) and the second clamp head (42) are folded, the air guide groove (402) between the first clamp head (41) and the second clamp head (42) forms a suction hole (43) communicated with the suction pipe (2);
the push rod (5) is arranged between the forceps rod (3) and the suction tube (2), the movable handle (11) is connected with the push rod (5) so that the movable handle (11) can drive the push rod (5) to axially move when moving, and the first chuck (41) is connected with the push rod (5) through a transmission mechanism so that the push rod (5) can drive the first chuck (41) to rotationally open and close when axially moving.
2. The multifunctional endoscopic surgical forceps according to claim 1, wherein when the first clamping head (41) and the second clamping head (42) are folded, the first clamping head (41) and the second clamping head (42) are respectively abutted against the end surface of the head end of the suction tube (2), and soft rubber pads (9) are respectively arranged between the first clamping head (41) and the end surface of the suction tube (2) and between the second clamping head (42) and the end surface of the suction tube (2).
3. A multifunctional endoscopic surgical forceps as claimed in claim 1, characterized in that the transmission mechanism comprises a transmission gear (411) arranged on the first chuck (41), and a plurality of head teeth (51) arranged on the outer side wall of the push rod (5) at intervals and meshed with the transmission gear (411).
4. A multifunctional endoscopic surgical forceps as claimed in claim 1, characterized in that the movable handle (11) is hinged to the handle holder (1), a plurality of handle teeth (111) are arranged on the outer side wall of the movable handle (11) at intervals and distributed around the circumference of the axis of the movable handle, and a plurality of end teeth (52) meshed with the handle teeth (111) are arranged on the outer side wall of the push rod (5).
5. The multifunctional endoscopic surgical forceps as claimed in claim 3, wherein the forceps rod (3) is rotatably connected with the handle seat (1) so that the forceps rod (3) and the forceps head can rotate around the axis of the forceps rod (3), and an anti-rotation structure capable of limiting the relative rotation of the forceps rod (3) and the push rod (5) is arranged between the forceps rod (3) and the push rod.
6. A multifunctional endoscopic surgical forceps as claimed in claim 5, characterized in that the rotation-proof structure comprises a limit platform (53) arranged on the push rod (5), and the head end teeth (51) engaged with the transmission gear (411) are arranged on the limit platform (53).
7. A multifunctional endoscopic surgical forceps as claimed in claim 5, characterized in that the forceps rod (3) is fixedly provided with a screwing seat (6) which can drive the forceps rod to rotate relative to the handle seat (1).
8. A multifunctional endoscopic surgical forceps as claimed in claim 1, characterized in that the handle holder (1) is provided with an electrode (8) which is electrically connected to both the first and the second clamping head.
9. A multifunctional endoscopic surgical clamp according to claim 1, wherein a damping means is provided between said first clamping head (41) and said second clamping head (42) for limiting the opening of said first clamping head (41) when said first clamping head and said second clamping head are closed.
10. A multifunctional endoscopic surgical forceps according to claim 1, wherein the first clamping head (41) is provided with a first lateral through hole (412) communicated with the air guide groove (402) thereon, and the second clamping head (42) is provided with a second lateral through hole (422) communicated with the air guide groove (402) thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120964751.0U CN215384424U (en) | 2021-05-07 | 2021-05-07 | Multifunctional endoscopic surgical forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120964751.0U CN215384424U (en) | 2021-05-07 | 2021-05-07 | Multifunctional endoscopic surgical forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215384424U true CN215384424U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120964751.0U Active CN215384424U (en) | 2021-05-07 | 2021-05-07 | Multifunctional endoscopic surgical forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215384424U (en) |
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2021
- 2021-05-07 CN CN202120964751.0U patent/CN215384424U/en active Active
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