CN216629429U - Surgical tool for assisting implantation of eye muscle nerve stimulator - Google Patents
Surgical tool for assisting implantation of eye muscle nerve stimulator Download PDFInfo
- Publication number
- CN216629429U CN216629429U CN202123434253.4U CN202123434253U CN216629429U CN 216629429 U CN216629429 U CN 216629429U CN 202123434253 U CN202123434253 U CN 202123434253U CN 216629429 U CN216629429 U CN 216629429U
- Authority
- CN
- China
- Prior art keywords
- assisting
- catheter
- implantation
- surgical tool
- neurostimulator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to the technical field of implantation of an ocular muscle nerve stimulator, and provides an operation tool for assisting implantation of the ocular muscle nerve stimulator, which comprises: a catheter having a hollow lumen adapted for passage of a stimulator; the puncture piece is detachably arranged at one end of the guide pipe; the handle is detachably arranged at one end of the catheter far away from the puncture piece. When the surgical tool for assisting the implantation of the eye muscle nerve stimulator is used, pressure is applied through the handle, the puncture piece punctures the skin, the catheter enters the subcutaneous part along with the puncture piece, then the puncture piece penetrates out of the subcutaneous part, the puncture piece and the handle at the two ends of the catheter are respectively taken down, and the catheter is independently kept under the subcutaneous part to form a tunnel for the stimulator to enter. So set up, can reduce the operation degree of difficulty, the wound of formation is littleer, is favorable to the patient later stage to resume.
Description
Technical Field
The utility model relates to the technical field of implantation of an eye muscle nerve stimulator, in particular to an operation tool for assisting implantation of the eye muscle nerve stimulator.
Background
For the treatment of congenital nystagmus, the treatment can be performed by surgically implanting an eye muscle nerve stimulator, but currently, surgical tools for assisting implantation are lacking. In the prior art, a general tool is often adopted during implantation surgery, namely, a long-edge scissors is used for making a subcutaneous tunnel in skin tissue, then an infusion tube is inserted into the subcutaneous tunnel, an electrode is led in through the cavity of the infusion tube, and finally the infusion tube is drawn out to complete implantation. Due to the lack of professional matched surgical tools, the implanted wound is large, and the surgical difficulty is high.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is that in the prior art, a general tool is often adopted during an implantation operation, and due to the lack of a professional matched operation tool, the implantation wound is large, and the operation difficulty is high, so that an operation tool for assisting the implantation of the eye muscle nerve stimulator is provided.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
the utility model provides a surgical tool for assisting implantation of an ocular muscle neurostimulator, comprising: a catheter having a hollow lumen adapted for passage of a stimulator; the puncture piece is detachably arranged at one end of the guide pipe; the handle is detachably arranged at one end of the catheter far away from the puncture piece.
Further, the puncture piece comprises a blade part and a first connecting part, and the first connecting part is connected with the catheter in an inserting manner; the blade part and the first connecting part are provided with a limiting step at the intersection, and the limiting step is suitable for abutting against the guide pipe when the first connecting part is inserted into the guide pipe.
Further, the blade part is of a flat streamline structure, and the cross section of the blade part is oval along the direction perpendicular to the axis of the blade part.
Furthermore, the surface of the first connecting part is provided with a first positioning bulge, correspondingly, a first positioning hole is formed in the pipe wall of the catheter, and when the first connecting part is inserted into the catheter, the first positioning bulge is clamped into the first positioning hole.
Further, the handle comprises a second connecting part and a holding part, the second connecting part and the holding part are arranged at a preset included angle, and the range of the preset included angle is 90-135 degrees.
Further, the holding part is of a conical structure, and the diameter of the holding part gradually decreases along the direction close to the second connecting part.
Furthermore, a second positioning protrusion is arranged on the surface of the second connecting portion, a second positioning hole is correspondingly formed in the pipe wall of the catheter, and when the second connecting portion is inserted into the catheter, the second positioning protrusion is clamped into the second positioning hole.
Further, the surgical tool for assisting the implantation of the eye muscle nerve stimulator also comprises a bone grinding comparison template, wherein the shape of the bone grinding comparison template is matched with that of the stimulator; the surface of the bone grinding comparison template is provided with a clamping part, and the bone grinding comparison template is suitable for being taken through the clamping part.
Further, the clamping part is of a plate-shaped structure, and grooves suitable for being clamped by tweezers are formed in two plate surfaces of the clamping part.
Further, the bone grinding contrast template is made of stainless steel.
The technical scheme of the utility model has the following advantages:
when the surgical tool for assisting the implantation of the eye muscle nerve stimulator is used, pressure is applied through the handle, the puncture piece punctures the skin, the catheter enters into the subcutaneous part along with the puncture piece, then the puncture piece penetrates out of the subcutaneous part, the puncture piece and the handle at the two ends of the catheter are respectively taken down, and the catheter is independently kept in the subcutaneous part to form a tunnel for the stimulator to enter. So set up, can reduce the operation degree of difficulty, the wound of formation is littleer, is favorable to the patient later stage to resume.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a surgical tool for assisting in implantation of an ocular muscle neurostimulator in an embodiment of the present invention;
FIG. 2 is a schematic structural view of a puncture member of a surgical tool for assisting in implanting an ocular muscle neurostimulator, in accordance with an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a puncturing part of a surgical tool for assisting in implanting an ocular muscle neurostimulator in accordance with another embodiment of the present invention;
FIG. 4 is a schematic structural view of a handle of a surgical tool for assisting in implanting an ocular muscle neurostimulator, in accordance with an embodiment of the present invention;
FIG. 5 is a side view of a handle of a surgical tool for assisting implantation of an ocular muscle neurostimulator, in one embodiment of the present invention;
FIG. 6 is a side view of a handle of a surgical tool for assisting in implantation of an ocular muscle neurostimulator in accordance with yet another embodiment of the present invention;
fig. 7 is a schematic structural diagram of a bone grinding alignment template in a surgical tool for assisting implantation of an ocular muscle neurostimulator in one embodiment of the present invention.
Description of reference numerals:
1. a conduit; 2. A handle; 3. A piercing member;
4. a first connection portion; 5. A blade part; 6. A limiting step;
7. a grip portion; 8. A second connecting portion; 9. Grinding a bone comparison template;
10. a clamping part; 11. A groove; 12. A first positioning projection;
13. a second positioning projection.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
FIG. 1 is a schematic structural diagram of a surgical tool for assisting in implantation of an ocular muscle neurostimulator in an embodiment of the present invention; FIG. 2 is a schematic structural view of a puncture member of a surgical tool for assisting in implanting an ocular muscle neurostimulator, in accordance with an embodiment of the present invention; FIG. 3 is a schematic structural view of a puncture member of a surgical tool for assisting in implanting an ocular muscle neurostimulator according to yet another embodiment of the present invention; as shown in fig. 1, 2 and 3, the present embodiment provides a surgical tool for assisting implantation of an ophthalmic muscular nerve stimulator, including: a catheter 1 having a hollow lumen adapted for passage of a stimulator; a puncture member 3 detachably provided at one end of the catheter 1; a handle 2 which is detachably arranged at one end of the catheter 1 far away from the puncture piece 3.
Specifically, the catheter 1 can be a circular or elliptical tube, and the catheter 1 and the puncture element 3 can be connected in an inserting manner, so that the puncture element 3 can be conveniently taken down from the catheter 1 after puncture. Similarly, the catheter 1 and the handle 2 can be connected in a plugging manner, so that the handle 2 can be conveniently taken down from the catheter 1 after puncture.
When the surgical tool for assisting the implantation of the eye muscle nerve stimulator in the embodiment is used, pressure is applied through the handle 2, the puncture piece 3 punctures the skin, the catheter 1 enters the subcutaneous part along with the puncture piece 3, then the puncture piece 3 penetrates out of the subcutaneous part, the puncture piece 3 and the handle 2 at the two ends of the catheter 1 are respectively taken down, and then the catheter 1 is independently kept under the subcutaneous part to form a tunnel for the stimulator to enter. So set up, can reduce the operation degree of difficulty, the wound of formation is littleer, is favorable to the patient later stage to resume.
In this embodiment, the puncturing element 3 comprises a blade portion 5 and a first connecting portion 4, the diameter of the first connecting portion 4 can be smaller than that of the catheter 1, and the first connecting portion 4 is inserted into the catheter 1 during use. The intersection of the blade 5 and the first connecting portion 4 forms a limiting step 6 adapted to abut against the catheter 1 when the first connecting portion 4 is inserted into the catheter 1, preventing the blade 5 from entering the catheter 1. Wherein the shape of the first connection portion 4 is adapted to the shape of the catheter.
In the present embodiment, the blade portion 5 has a flat streamline structure, and the cross-sectional shape of the blade portion 5 is an ellipse in a direction perpendicular to the axis of the blade portion 5. Wherein, blade 5 adopts streamlined design, is convenient for puncture, effectively reduces the operation degree of difficulty, has great convenience to the doctor's operation. The tip of the blade part 5 can be a sealing structure, so that foreign matters are prevented from entering the catheter 1 through the blade part 5 in the puncture process, and the cleanness of the interior of the catheter 1 is kept.
In this embodiment, the surface of the first connecting portion 4 is provided with the first positioning protrusion 12, for example, the first positioning protrusion 12 may be a cylindrical structure, and correspondingly, the pipe wall of the conduit 1 is provided with a first positioning hole, for example, the first positioning hole may be a circular hole, and when the first connecting portion 4 is inserted into the conduit 1, the first positioning protrusion 12 is clamped into the first positioning hole. With this arrangement, the puncture device 3 can be prevented from coming off the catheter 1.
FIG. 4 is a schematic structural view of a handle of a surgical tool for assisting in implanting an ocular muscle neurostimulator, in accordance with an embodiment of the present invention; FIG. 5 is a side view of a handle of a surgical tool for assisting implantation of an ocular muscle neurostimulator, in one embodiment of the present invention; FIG. 6 is a side view of a handle of a surgical tool for assisting in implantation of an ocular muscle neurostimulator in accordance with yet another embodiment of the present invention; as shown in fig. 4, 5 and 6, in the embodiment, the handle 2 includes a second connecting portion 8 and a holding portion 7, the second connecting portion 8 and the holding portion 7 are disposed at a predetermined included angle, which is in a range of 90 ° to 135 °, for example, the predetermined included angle may be 120 °. For example, the second connecting portion 8 and the holding portion 7 may have an L-shaped structure, and the included angle between the second connecting portion 8 and the holding portion 7 is 90 °. Wherein the shape of the second connecting part 8 is adapted to the shape of the conduit. So arranged, it is more convenient to apply pressure to the lancet 3 via the handle 2.
In the present embodiment, the holding portion 7 has a tapered structure, and the diameter of the holding portion 7 gradually decreases in a direction approaching the second connecting portion 8. So set up, what can improve and be used for grips experience and feels, is favorable to reducing the degree of difficulty of operation.
In this embodiment, the surface of the second connecting portion 8 is provided with a second positioning protrusion 13, for example, the second positioning protrusion 13 may be a cylindrical structure, and correspondingly, a second positioning hole is provided on the tube wall of the catheter 1, for example, the second positioning hole may be a circular hole, and when the second connecting portion 8 is inserted into the catheter 1, the second positioning protrusion 13 is snapped into the second positioning hole. With this arrangement, the handle 2 can be prevented from falling off the catheter 1.
Fig. 7 is a schematic structural diagram of a bone grinding comparison template in the surgical tool for assisting implantation of an ocular muscle nerve stimulator according to an embodiment of the present invention, as shown in fig. 7, in this embodiment, the surgical tool for assisting implantation of an ocular muscle nerve stimulator further includes a bone grinding comparison template 9, and a shape of the bone grinding comparison template 9 is adapted to a shape of the stimulator; for example, the bone grinding comparison template 9 can be formed by splicing a circular plate and a rectangular plate, an obtuse angle can be formed between the two, and the actual shape and size of the bone grinding comparison template 9 can be matched with a stimulator according to 1: 1 designs to when grinding the bone, can form the mounting groove that can install the stimulator through this bone grinding ratio template 9 on target skeleton, the stimulator is installed behind this mounting groove, and the clearance between the two is littleer, and the stimulator is difficult to take place to rock, can reduce the risk that later stage stimulator became invalid.
Moreover, the surface of the grinding comparing template 9 is provided with a clamping part 10, and the grinding comparing template 9 is suitable for being taken out through the clamping part 10. The clamping portion 10 is of a plate-shaped structure, for example, the clamping portion 10 may be a semicircular plate, the clamping portion 10 and the bone grinding comparison template 9 may be integrally formed, and two plate surfaces of the clamping portion 10 are both provided with grooves 11 suitable for being clamped by tweezers. For example, the groove 11 may be a triangular groove 11, and forceps may grip the bottom of the groove 11 to take the bone grinding alignment template 9. So set up, can be convenient for the doctor operation, reduce operation infection risk.
In this embodiment, the bone grinding comparison template 9 is made of stainless steel, which is food-grade stainless steel, and is easy to sterilize, so that the risk of infection can be effectively reduced.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.
Claims (10)
1. A surgical tool for assisting in implantation of an ocular muscle neurostimulator, comprising:
a catheter having a hollow lumen adapted for passage of a stimulator;
the puncture piece is detachably arranged at one end of the guide pipe;
the handle is detachably arranged at one end of the catheter far away from the puncture piece.
2. The surgical tool for assisting ocular muscle neurostimulator implantation according to claim 1,
the puncture piece comprises a blade part and a first connecting part, and the first connecting part is in plug connection with the conduit;
the blade part and the first connecting part are provided with a limiting step at the intersection, and the limiting step is suitable for abutting against the guide pipe when the first connecting part is inserted into the guide pipe.
3. The surgical tool for assisting implantation of an ocular muscle neurostimulator of claim 2,
the cutting part is a flat streamline structure, and the cross section of the cutting part is elliptical along the direction perpendicular to the axis of the cutting part.
4. The surgical tool for assisting implantation of an ocular muscle neurostimulator of claim 2,
the surface of the first connecting portion is provided with a first positioning bulge, correspondingly, a first positioning hole is formed in the pipe wall of the catheter, and when the first connecting portion is inserted into the catheter, the first positioning bulge is clamped into the first positioning hole.
5. The surgical tool for assisting ocular muscle neurostimulator implantation according to claim 1,
the handle comprises a second connecting part and a holding part, the second connecting part and the holding part are arranged at a preset included angle, and the range of the preset included angle is 90-135 degrees.
6. The surgical tool for assisting ocular muscle neurostimulator implantation according to claim 5, wherein,
the holding part is of a conical structure, and the diameter of the holding part gradually decreases along the direction close to the second connecting part.
7. The surgical tool for assisting ocular muscle neurostimulator implantation according to claim 5, wherein,
the surface of the second connecting part is provided with a second positioning bulge, correspondingly, a second positioning hole is formed in the pipe wall of the catheter, and when the second connecting part is inserted into the catheter, the second positioning bulge is clamped into the second positioning hole.
8. The surgical tool for assisting ocular muscle neurostimulator implantation according to claim 1,
the bone grinding comparison template is matched with the stimulator in shape;
the surface of the bone grinding comparison template is provided with a clamping part, and the bone grinding comparison template is suitable for being taken through the clamping part.
9. The surgical tool for assisting implantation of an ophthalmic muscular nerve stimulator according to claim 8,
the clamping part is of a plate-shaped structure, and grooves suitable for clamping the tweezers are formed in two plate surfaces of the clamping part.
10. The surgical tool for assisting implantation of an ophthalmic muscular nerve stimulator according to claim 8,
the grinding bone comparison template is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123434253.4U CN216629429U (en) | 2021-12-30 | 2021-12-30 | Surgical tool for assisting implantation of eye muscle nerve stimulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123434253.4U CN216629429U (en) | 2021-12-30 | 2021-12-30 | Surgical tool for assisting implantation of eye muscle nerve stimulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216629429U true CN216629429U (en) | 2022-05-31 |
Family
ID=81723982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123434253.4U Active CN216629429U (en) | 2021-12-30 | 2021-12-30 | Surgical tool for assisting implantation of eye muscle nerve stimulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216629429U (en) |
-
2021
- 2021-12-30 CN CN202123434253.4U patent/CN216629429U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216629429U (en) | Surgical tool for assisting implantation of eye muscle nerve stimulator | |
| CN111228629B (en) | Craniocerebral drainage tube submerged implantation device | |
| CN219001747U (en) | Surgical tool for assisting in implantation of ocular muscle nerve stimulator | |
| CN208865012U (en) | A kind of drainage device | |
| CN117442869A (en) | Surgical tool for assisting in implantation of ocular muscle nerve stimulator | |
| CN116407765A (en) | Surgical tool for assisting in implantation of ocular muscle nerve stimulator | |
| CN211381646U (en) | Low-wound lumbar puncture needle | |
| CN211213830U (en) | Guide needle for intraocular suture and kit thereof | |
| CN108635655A (en) | A kind of closed drainage catheter component | |
| CN209033479U (en) | A kind of closed drainage catheter component | |
| CN113662601B (en) | External traction device for trans-abdominal body | |
| CN217310501U (en) | Detachable abdominal cavity puncture outfit | |
| CN218651949U (en) | Deep vein puncture kit based on human mechanics | |
| CN103040504A (en) | Thoracocentesis drainage needle | |
| CN219147710U (en) | Iris expansion device | |
| CN215129211U (en) | Cranial vertex fat transplantation needle | |
| CN219374855U (en) | Puncture needle convenient to insert | |
| CN217285986U (en) | Thoracoscope disposable hand perspiration syndrome puncture sheath pipe | |
| CN219558404U (en) | Subdural drainage tube implantation guiding device | |
| CN218944061U (en) | Five tangent planes injection needle tubing | |
| CN215306520U (en) | Spacing dermatotome that expands of PICC | |
| CN210542819U (en) | Medical operation puncture guide needle | |
| CN211022967U (en) | Thoracoscope clearance separator | |
| CN219645830U (en) | Puncture device with guiding, positioning injection function | |
| CN219501072U (en) | Chest wall pulling instrument for minimally invasive rib fracture internal fixation operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |