CN213129624U - Sleeve holder for intervertebral foramen mirror operation - Google Patents

Abstract

The utility model provides a sleeve holder for intervertebral foramen mirror operation, relating to the technical field of medical instruments. The sleeve holder for the intervertebral foramen mirror operation comprises a first clamping arm, a second clamping arm, a first clamping jaw and a second clamping jaw; the first clamping arm is hinged with the second clamping arm, a first clamping jaw is arranged at one end of the first clamping arm, and a second clamping jaw is arranged at one end of the second clamping arm; one side of the first clamping jaw, which faces the second clamping jaw, is provided with a strip-shaped groove, and one side of the second clamping jaw, which faces the first clamping jaw, is provided with a strip-shaped groove; the first clamping arm is driven to swing relative to the second clamping arm, and the two strip-shaped grooves can be close to each other and used for clamping the working sleeve. The utility model discloses a foraminiferous mirror is sleeve holder for operation for the work sleeve that uses in the centre gripping foraminiferous mirror operation, grab with current finger and hold, the tight mode of pliers clamp is compared, and the setting up of bar recess has increased the laminating degree of clamping jaw with the work sleeve, has promoted the operation in-process to the work sleeve control stability.

Description

Sleeve holder for intervertebral foramen mirror operation

Technical Field

The utility model relates to the technical field of medical equipment, particularly, relate to a sleeve holder is used in intervertebral foramen mirror operation.

Background

With the continuous development of minimally invasive spinal surgery, the treatment of lumbar disc herniation by using a discectomy has been accepted and actively promoted by most spinal surgeons. The technology can place the working channel at the position of the herniated disk through an operation incision with the side length of less than 1 cm, place the intervertebral foramen lens along the working channel, visually finish the operation treatment of the herniated disk, obviously relieve the neuralgia of patients in the operation, and move in the field within 1 day after the operation.

However, as people age, the human joints undergo various degrees of proliferative degeneration and the intervertebral foramen is correspondingly reduced, which makes it difficult to insert the working sleeve of the foraminoscope, and this requires the use of a trepan (formed by the saw teeth provided at one end of the cylinder) to remove a small portion of the lumbar process.

Since there are some important neurovascular tissues beside the articular process, the trephine is required to be as stable as possible and not to slide around when the articular process is removed. The surface of the articular process is not vertical to the trepan, and the trepan is easy to slide to the periphery along the inclined surface of the articular process, so when the articular process bone is removed, an operator must firmly hold the tail end of the working sleeve by fingers or tightly clamp the tail end of the working sleeve by a clamp, and the trepan is prevented from sliding. However, since the fingers of the hand wear the gloves during the operation and the contact surface between the forceps and the working sleeve is too small, it is difficult to firmly hold the working sleeve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a foraminiferous mirror is sleeve holder for operation, it helps the operation personnel firmly to hold the work sleeve.

The utility model discloses a realize like this:

a sleeve holder for an intervertebral foramen mirror operation comprises a first clamping arm, a second clamping arm, a first clamping jaw and a second clamping jaw; the first clamping arm is hinged with the second clamping arm, one end of the first clamping arm is provided with the first clamping jaw, and one end of the second clamping arm is provided with the second clamping jaw; one side of the first clamping jaw, which faces the second clamping jaw, is provided with a strip-shaped groove, and one side of the second clamping jaw, which faces the first clamping jaw, is provided with a strip-shaped groove; the first clamping arm is driven to swing relative to the second clamping arm, and the two strip-shaped grooves can be close to each other and used for clamping a working sleeve.

The shape of the cross section of the strip-shaped groove can be arc, V-shaped, U-shaped, rectangular or other shapes.

It should be emphasized that the relative position relationship between the hinged first clamping arm and the hinged second clamping arm can be set to be X-shaped, and can also be set to be V-shaped. And the positions of the first clamping jaw and the second clamping jaw are also flexible, and when the first clamping arm swings relative to the second clamping arm, the first clamping jaw and the second clamping jaw can be relatively close to and far away from each other.

When the sleeve holder for the intervertebral foramen mirror operation is used, the first clamping arm swings relative to the second clamping arm to separate the two strip-shaped grooves to a large enough distance; then the working sleeve is placed between the two strip-shaped grooves, the first clamping arm is driven to swing relative to the second clamping arm, the two strip-shaped grooves are drawn close and tightly attached to the working sleeve, and the purpose of stably holding the working sleeve is achieved.

Furthermore, the extending direction of the hinge shaft of the first clamping arm and the second clamping arm is crossed with the axial direction of the strip-shaped groove at an inclination angle. The technical effects are as follows: when the length direction of the axis of the strip-shaped groove and the extension direction of the hinge shaft form an angle phi, the included angle between the length direction of the axis of the strip-shaped groove and the hinge plane where the first clamping arm and the second clamping arm are located is 90-phi. Preferably, φ is a 45 degree angle. At the moment, an operator holds the pliers formed by the first clamping arm and the second clamping arm by hands, and the ring saw and the hole mirror are not occupied in an overlarge operation space and are not influenced to be inserted into the working sleeve.

Further, the cross section of the strip-shaped groove is arc-shaped. The technical effects are as follows: because work telescopic lateral wall is the face of cylinder, in order to improve bar recess and work telescopic laminating degree, increase area of contact between them, the cross section of bar recess should set up to the arc, and the more preferred scheme is the face of cylinder of laminating with work telescopic lateral wall design of cavity that forms when contacting two bar recesses.

Furthermore, the inner wall of the strip-shaped groove is provided with anti-skid pads or anti-skid lines. The technical effects are as follows: because the working sleeve is made of metal, and the first clamping jaw and the second clamping jaw are made of metal or smooth hard plastic. Therefore, the anti-slip mat or the anti-slip lines are arranged on the inner wall of the strip-shaped groove, so that the frictional resistance between the strip-shaped groove and the working sleeve can be improved, and the working sleeve is prevented from sliding when being held.

Furthermore, a plurality of clamping teeth facing the second clamping jaw are arranged on the first clamping jaw and distributed along the length direction of the first clamping jaw; a plurality of clamping teeth facing the first clamping jaw are arranged on the second clamping jaw and distributed along the length direction of the second clamping jaw; when the first clamping jaw contacts the second clamping jaw, the latch of the first clamping jaw is connected with the latch of the second clamping jaw in a staggered manner. The technical effects are as follows: when the two strip-shaped grooves are close to and in contact with each other, the two strip-shaped grooves are completely attached to the side wall of the working sleeve, and the size design is most reasonable. However, a working sleeve of smaller or larger diameter than is commonly used may be used during surgery. At the moment, the first clamping jaw and the second clamping jaw are provided with the clamping teeth which are connected in a staggered mode, and the requirement of a working sleeve with a wider size can be met.

Further, the device also comprises a first reinforcing rib and/or a second reinforcing rib; one end of the first reinforcing rib is connected with the first clamping arm, and the other end of the first reinforcing rib is connected with the first clamping jaw; one end of the second reinforcing rib is connected with the second clamping arm, and the other end of the second reinforcing rib is connected with the second clamping jaw. The technical effects are as follows: in order to enhance the clamping force and effect of the strip-shaped groove, the lengths of the first clamping jaw and the second clamping jaw cannot be too short, and when the clamping jaws are fixedly connected with the clamping arms, the larger the length of the clamping jaws is, the poorer the stability is. The provision of the reinforcing ribs can solve the above-mentioned problems.

Further, the device also comprises an elastic piece; the elastic piece is arranged between the first clamping arm and the second clamping arm; the drive first arm lock for the swing of second arm lock makes two the back is close to each other to the bar recess, the elastic component can order about two the bar recess is kept away from each other. The technical effects are as follows: the main use of the sleeve holder is in the clamping of the working sleeve by the two strip-shaped grooves. And after the clamping, the driving-off effect of the elastic piece on the two clamping arms can improve the operation efficiency of the operation.

Further, the elastic member includes a compression spring; one end of the compression spring is fixedly arranged on the first clamping arm, and the other end of the compression spring extends towards the second clamping arm. The technical effects are as follows: the compression spring is cylindrical, is convenient to install, has a complete and smooth appearance, and is high in use reliability and safety.

Further, the elastic member includes a spring plate; one end of the spring piece is fixedly arranged on the first clamping arm, and the other end of the spring piece extends towards the second clamping arm. The technical effects are as follows: the spring piece has small overall dimension, light weight, convenient installation and low price.

Furthermore, an anti-slip sleeve is also arranged; the anti-skid sleeve is sleeved on the first clamping arm and the second clamping arm. The technical effects are as follows: in order to stabilize the clamping of the working sleeve, the palm of the operator gripping the clamping arm should be prevented from slipping, in addition to directly passing through the bar-shaped recess. The anti-slip sleeve can achieve the effect.

The utility model has the advantages that:

the utility model discloses a foraminiferous mirror is sleeve holder for the operation of centre gripping fixed foraminiferous mirror is the work sleeve who uses in the operation for the finger that has now is held, the pliers presss from both sides tight mode and is compared, and the setting up of bar recess has increased clamping jaw and the telescopic laminating degree of work, has promoted the operation in-process to the work sleeve control stability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a first embodiment of the present invention;

FIG. 2 is a right side view of FIG. 1;

fig. 3 is a schematic structural view of another sleeve holder for an endoscopic discectomy according to a first embodiment of the present invention;

FIG. 4 is a right side view of FIG. 3;

FIG. 5 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a second embodiment of the present invention;

FIG. 6 is a right side view of FIG. 5;

FIG. 7 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a third embodiment of the present invention;

FIG. 8 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a fourth embodiment of the present invention;

FIG. 9 is a right side view of FIG. 8;

fig. 10 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a fifth embodiment of the present invention;

FIG. 11 is a right side view of FIG. 10;

fig. 12 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a sixth embodiment of the present invention;

fig. 13 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a seventh embodiment of the present invention;

fig. 14 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to an eighth embodiment of the present invention.

In the figure: 1-a first clamping arm; 2-a second clamping arm; 3-a first jaw; 4-a second jaw; 5-strip-shaped grooves; 6-anti-slip mat; 7-latch; 9-a second stiffening rib; 10-a compression spring; 11-a spring leaf; 12-an anti-slip sleeve; 13-working sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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 description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

The first embodiment:

fig. 1 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a first embodiment of the present invention; FIG. 2 is a right side view of FIG. 1; fig. 3 is a schematic structural view of another sleeve holder for an endoscopic discectomy according to a first embodiment of the present invention; fig. 4 is a right side view of fig. 3. Referring to fig. 1 to 4, the present embodiment provides a socket holder for an endoscopic discectomy, which includes a first clamping arm 1, a second clamping arm 2, a first clamping jaw 3 and a second clamping jaw 4; the first clamping arm 1 is hinged with the second clamping arm 2, a first clamping jaw 3 is arranged at one end of the first clamping arm 1, and a second clamping jaw 4 is arranged at one end of the second clamping arm 2; one side of the first clamping jaw 3 facing the second clamping jaw 4 is provided with a strip-shaped groove 5, one side of the second clamping jaw 4 facing the first clamping jaw 3 is provided with a strip-shaped groove 5, and the axes of the two strip-shaped grooves 5 are parallel to each other; the first clamping arm 1 is driven to swing relative to the second clamping arm 2, and the two strip-shaped grooves 5 can be close to each other and used for clamping the working sleeve 13.

Further, as shown in fig. 1, the shape of the cross section of the bar-shaped groove 5 may be set to a V-shape.

Further, as shown in fig. 1, the relative position relationship between the hinged first clamping arm 1 and the hinged second clamping arm 2 can be set to be V-shaped.

Further, as shown in fig. 3, the relative position relationship between the hinged first clamping arm 1 and the hinged second clamping arm 2 can be set to be X-shaped.

The working principle and the operation method of the sleeve holder for the intervertebral foramen mirror operation are as follows:

when the sleeve holder for the intervertebral foramen mirror operation is used, the first clamping arm 1 is driven to swing relative to the second clamping arm 2, and the two strip-shaped grooves 5 are separated to a large enough distance; then, the working sleeve 13 is placed between the two strip-shaped grooves 5, the first clamping arm 1 is driven to swing relative to the second clamping arm 2, the two strip-shaped grooves 5 are drawn close to and tightly attached to the working sleeve 13, and the purpose of stably holding the working sleeve 13 is achieved.

Second embodiment:

fig. 5 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a second embodiment of the present invention, and fig. 6 is a right side view of fig. 5. Referring to fig. 5 and 6, the present embodiment provides a socket holder for endoscopic discectomy, which is substantially the same as the socket holder for endoscopic discectomy of the first embodiment, and the difference between the two embodiments is that the extension direction of the hinge shaft of the first clamping arm 1 and the second clamping arm 2 in the socket holder for endoscopic discectomy of the present embodiment crosses the length direction of the axis of the strip-shaped groove 5 at an inclined angle.

Further, as shown in fig. 6, when the length direction of the axis of the strip-shaped groove 5 forms an angle phi with the extending direction of the hinge shaft, the included angle between the axis direction of the strip-shaped groove 5 and the hinge plane where the first clamping arm 1 and the second clamping arm 2 are located is 90-phi. Preferably, φ is a 45 degree angle. At this time, the included angle between the axial direction of the strip-shaped groove 5 and the hinge plane where the first clamping arm 1 and the second clamping arm 2 are located is 45 degrees.

The third embodiment:

fig. 7 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a third embodiment of the present invention. Referring to fig. 7, the present embodiment provides a socket holder for endoscopic discectomy, which is substantially the same as the socket holder for endoscopic discectomy of the first or second embodiments, and the difference between the two embodiments is that the inner wall of the strip-shaped groove 5 of the socket holder for endoscopic discectomy of the present embodiment is provided with anti-slip pads 6 or anti-slip lines.

The fourth embodiment:

FIG. 8 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a fourth embodiment of the present invention; fig. 9 is a right side view of fig. 8. Referring to fig. 8 and 9, the present embodiment provides a socket holder for an endoscopic discectomy, which is substantially the same as the socket holder for the endoscopic discectomy of the first, second or third embodiments, and the difference between the two embodiments is that a plurality of latches 7 facing a second jaw 4 are disposed on a first jaw 3 of the socket holder for the endoscopic discectomy of the present embodiment, and the plurality of latches 7 are distributed along a length direction of the first jaw 3; a plurality of latch teeth 7 facing the first clamping jaw 3 are arranged on the second clamping jaw 4, and the plurality of latch teeth 7 are distributed along the length direction of the second clamping jaw 4; when the first clamping jaw 3 contacts the second clamping jaw 4, the latch 7 of the first clamping jaw 3 is in staggered connection with the latch 7 of the second clamping jaw 4.

Wherein the latch 7 may be arranged to extend in a tangential direction of the arc-shaped inner wall of the strip-shaped groove 5.

Fifth embodiment:

fig. 10 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a fifth embodiment of the present invention; fig. 11 is a right side view of fig. 10. Referring to fig. 10 and 11, the present embodiment provides a socket holder for endoscopic discectomy, which is substantially the same as the socket holder for endoscopic discectomy of the first, second, third or fourth embodiments, except that the socket holder for endoscopic discectomy of the present embodiment further includes a first stiffener (not labeled) and a second stiffener 9; one end of the first reinforcing rib is connected with the first clamping arm 1, and the other end of the first reinforcing rib is connected with the first clamping jaw 3; one end of the second reinforcing rib 9 is connected with the second clamping arm 2, and the other end is connected with the second clamping jaw 4.

Sixth embodiment:

fig. 12 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a sixth embodiment of the present invention. Referring to fig. 12, the present embodiment provides a socket holder for a transforaminal endoscopic surgery, which is substantially the same as the socket holder for a transforaminal endoscopic surgery of the first, second, third, fourth or fifth embodiments, and the difference between them is that the socket holder for a transforaminal endoscopic surgery of the present embodiment further includes an elastic member; the elastic piece is arranged between the first clamping arm 1 and the second clamping arm 2; the first arm lock of drive 1 swings for second arm lock 2, makes two bar recesses 5 be close to the back each other, and two bar recesses 5 can be ordered about to the elastic component and keep away from each other.

Further, the elastic member is a compression spring 10; one end of the compression spring 10 is fixedly arranged on the first clamping arm 1, and the other end of the compression spring 10 extends towards the second clamping arm 2.

Seventh embodiment:

fig. 13 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to a seventh embodiment of the present invention. Referring to fig. 13, the present embodiment provides a socket holder for a transforaminal endoscopic surgery, which is substantially the same as the socket holder for the transforaminal endoscopic surgery of the sixth embodiment, and the difference between the two embodiments is that the elastic member in the socket holder for the transforaminal endoscopic surgery of the present embodiment is a spring plate 11; one end of the spring piece 11 is fixedly arranged on the first clamping arm 1, and the other end of the spring piece 11 extends towards the second clamping arm 2.

Eighth embodiment:

fig. 14 is a schematic structural view of a sleeve holder for an endoscopic discectomy according to an eighth embodiment of the present invention. Referring to fig. 14, the present embodiment provides a socket holder for endoscopic discectomy, which is substantially the same as the socket holder for endoscopic discectomy of any of the above embodiments, and the difference between the two embodiments is that the socket holder for endoscopic discectomy of the present embodiment is further provided with an anti-slip sleeve 12; the anti-slip sleeve 12 is sleeved on the first clamping arm 1 and the second clamping arm 2.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A sleeve holder for an intervertebral foramen mirror operation is characterized by comprising a first clamping arm (1), a second clamping arm (2), a first clamping jaw (3) and a second clamping jaw (4);

the first clamping arm (1) is hinged with the second clamping arm (2), one end of the first clamping arm (1) is provided with the first clamping jaw (3), and one end of the second clamping arm (2) is provided with the second clamping jaw (4); a strip-shaped groove (5) is formed in one side, facing the second clamping jaw (4), of the first clamping jaw (3), and a strip-shaped groove (5) is formed in one side, facing the first clamping jaw (3), of the second clamping jaw (4);

the first clamping arm (1) is driven to swing relative to the second clamping arm (2), and the two strip-shaped grooves (5) can be close to each other and used for clamping a working sleeve (13).

2. The socket holder for intervertebral foraminoscopy surgery according to claim 1, characterized in that the direction of extension of the articulation axis of the first clip arm (1) and the second clip arm (2) intersects the axial direction of the strip-shaped groove (5) at an inclination angle.

3. A socket holder for a transforaminal endoscopic surgery according to claim 1, wherein the cross section of the strip-shaped groove (5) is arc-shaped.

4. A socket holder for a transforaminal endoscopic surgery according to claim 1, wherein the inner wall of the strip-shaped groove (5) is provided with an anti-slip pad (6) or an anti-slip texture.

5. A socket holder for an intra-foraminoscopy procedure according to claim 1, wherein the first jaw (3) is provided with a plurality of latches (7) facing the second jaw (4), the plurality of latches (7) being distributed along the length of the first jaw (3);

a plurality of clamping teeth (7) facing the first clamping jaw (3) are arranged on the second clamping jaw (4), and the plurality of clamping teeth (7) are distributed along the length direction of the second clamping jaw (4);

when the first clamping jaw (3) contacts the second clamping jaw (4), the latch (7) of the first clamping jaw (3) is connected with the latch (7) of the second clamping jaw (4) in a staggered mode.

6. A socket holder for a transforaminal endoscopic surgery according to claim 1, characterized in that it further comprises first and/or second stiffening ribs (9); one end of the first reinforcing rib is connected with the first clamping arm (1), and the other end of the first reinforcing rib is connected with the first clamping jaw (3); one end of the second reinforcing rib (9) is connected with the second clamping arm (2), and the other end of the second reinforcing rib is connected with the second clamping jaw (4).

7. A sleeve holder for use in an endoscopic discectomy procedure according to any of claims 1-6, further comprising an elastic member; the elastic piece is arranged between the first clamping arm (1) and the second clamping arm (2);

the first clamping arm (1) is driven to swing relative to the second clamping arm (2), so that the two strip-shaped grooves (5) are close to each other, and the elastic piece can drive the two strip-shaped grooves (5) to be away from each other.

8. A sleeve holder for thoracoscopic surgery according to claim 7, characterized in that said elastic member comprises a compression spring (10); one end of the compression spring (10) is fixedly arranged on the first clamping arm (1), and the other end of the compression spring (10) extends towards the second clamping arm (2).

9. A sleeve holder for thoracoscopic surgery according to claim 7, characterized in that said elastic member comprises a spring plate (11); one end of the spring piece (11) is fixedly arranged on the first clamping arm (1), and the other end of the spring piece (11) extends towards the second clamping arm (2).

10. A socket holder for use in endoscopic discectomy according to any of claims 1-6, further comprising an anti-slip cover (12); the anti-skid sleeve (12) is sleeved on the first clamping arm (1) and the second clamping arm (2).

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