CN110893116A - Puncture guide pin positioner among surgical operation - Google Patents
Puncture guide pin positioner among surgical operation Download PDFInfo
- Publication number
- CN110893116A CN110893116A CN201911152739.3A CN201911152739A CN110893116A CN 110893116 A CN110893116 A CN 110893116A CN 201911152739 A CN201911152739 A CN 201911152739A CN 110893116 A CN110893116 A CN 110893116A
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- Prior art keywords
- guide pin
- puncture guide
- puncture
- surgical operation
- hole
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
- A61B2017/3409—Needle locating or guiding means using mechanical guide means including needle or instrument drives
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a puncture guide pin positioning device in surgical operation, which comprises: guide rail, support, slider, clamp plate, sleeve pipe, spheroid and puncture guide pin, the slider sets up on the guide rail, the clamp plate sets up and presses admittedly in the spheroid top, the clamp plate top surface is provided with the opening with the axle center with the second circular arc groove, the flat landing plane that is located the opening top that is provided with in spheroid top, be provided with downwardly extending's several honeycomb guiding hole on the landing plane, the sleeve pipe sets up in the honeycomb guiding hole, the puncture guide pin sets up in sheathed tube bottom with the axle center. Through the mode, the puncture guide pin positioning device in the surgical operation, disclosed by the invention, has the advantages that the angle of the puncture guide pin is adjusted through the rolling of the ball body, the deflection problem when the operation target point is placed is avoided, the plurality of puncture guide pins are placed in cooperation through the honeycomb type guide holes, the accurate positioning is realized, and the operation difficulty is reduced.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a puncture guide pin positioning device in a surgical operation.
Background
In partial surgical operations, such as kyphoplasty after balloon dilatation of vertebral bodies of spine, the puncture guide needle is required to be used for guiding bone drilling and the working cannula, so the positioning precision of the puncture guide needle is more important, and the operation precision of subsequent bone drilling and the working cannula is determined.
The puncture guide needle is slender, manual positioning is usually carried out by manpower in the operation, then the puncture guide needle is inserted into a human body for several centimeters, the requirement on the skill level of a doctor is high, the labor intensity is high, the problem of deflection is easy to occur in the embedding process, and particularly when the puncture position with the precision within several millimeters is required to be adjusted, the operation difficulty of the operation is high, and improvement is required.
Disclosure of Invention
The invention mainly solves the technical problem of providing a puncture guide pin positioning device in a surgical operation, which is used for carrying out cooperative positioning on a plurality of puncture guide pins and improving the convenience of angle adjustment.
In order to solve the technical problems, the invention adopts a technical scheme that: there is provided a puncture guide pin positioning device in surgery, comprising: the device comprises a guide rail, supports, a slide block, a pressure plate, a sleeve, a ball body and a puncture guide pin, wherein the guide rail is horizontally arranged on the two supports which are distributed at intervals, the slide block is arranged on the guide rail, the ball body is arranged on the slide block, a first arc groove corresponding to the ball body is concavely arranged on the slide block, the bottom of the first arc groove is provided with a through groove extending downwards, the pressing plate is arranged above the ball body for pressing, the bottom surface of the pressure plate is concavely provided with a second arc groove corresponding to the ball body, the top surface of the pressure plate is provided with an opening which is coaxial with the second arc groove, the top of the sphere is flatly provided with a platform surface positioned above the opening, the platform surface is provided with a plurality of honeycomb type guide holes extending downwards, the sleeve is arranged in the honeycomb type guide hole, the bottom of the sleeve extends to the lower part of the sliding block through the through groove, and the puncture guide pin is coaxially arranged at the bottom of the sleeve and extends downwards.
In a preferred embodiment of the invention, the bottom of the bracket is provided with a downward extending insert.
In a preferred embodiment of the present invention, the number of the guide rails is at least 2, the slider is provided with a first through hole corresponding to the guide rail, and one side of the slider is provided with a first fastening bolt extending into the first through hole.
In a preferred embodiment of the present invention, the pressing plate is provided with a second fastening bolt connected with the sliding block.
In a preferred embodiment of the invention, the slide block is provided with a guide post which penetrates through the pressure plate upwards.
In a preferred embodiment of the present invention, the honeycomb-shaped guiding holes are threaded holes, and the sleeve is externally provided with external threads corresponding to the threaded holes.
In a preferred embodiment of the invention, the laser pen further comprises a laser pen, and the top of the laser pen is provided with an internal thread corresponding to the external thread.
In a preferred embodiment of the invention, a threaded cover is arranged at the bottom of the sleeve for plugging, a through hole corresponding to the puncture guide pin is arranged at the bottom of the threaded cover, a rubber ring sleeved on the puncture guide pin is arranged in the threaded cover, and the rubber ring is extruded and deformed by the threaded cover and the sleeve to fix the puncture guide pin.
In a preferred embodiment of the present invention, the honeycomb-type guiding holes include a first guiding hole coaxial with the platform surface and a second guiding hole distributed around the first guiding hole, and the second guiding hole forms a V-shaped included angle with the first guiding hole.
In a preferred embodiment of the invention, a second through hole corresponding to the guide rail is transversely arranged on the bracket, and a third fastening bolt extending into the second through hole is arranged at the top of the bracket.
In a preferred embodiment of the invention, a C-shaped groove is concavely arranged on the lower part of the inner side surface of the bracket, a slide rod is vertically arranged in the C-shaped groove, a clamping plate extending to the outer side of the C-shaped groove is arranged on the slide rod, a first fixing plate positioned above the C-shaped groove and a second fixing plate positioned below the C-shaped groove are convexly arranged on the inner side of the bracket, and a fourth fastening bolt pointing downwards to the clamping plate is arranged on the first fixing plate.
The invention has the beneficial effects that: the puncture guide pin positioning device in the surgical operation can be fixed on an operating table, the puncture guide pin is moved to the position above a human body part to be operated through the sliding of the sliding block, the angle of the puncture guide pin is adjusted through the rolling of the ball body and then the puncture guide pin is fixed through the pressing plate, the stability of the angle is ensured, the deflection problem when the puncture guide pin is placed into the human body is avoided, a plurality of puncture guide pins can be inserted simultaneously, the cooperative work is realized, and the difficulty in placing a target point is greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic structural diagram of a preferred embodiment of a positioning apparatus for a puncture guide needle in a surgical operation according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 1;
fig. 4 is a partially enlarged view of a portion B in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. 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.
Referring to fig. 1 to 4, an embodiment of the invention includes:
the apparatus for positioning a puncture guide needle in a surgical operation as shown in fig. 1 to 4 comprises: guide rail 1, support 2, slider 16, clamp plate 12, sleeve pipe 18, spheroid 22 and puncture guide pin 11, support 2 fixes the both sides at the operating table, and the mounting means has two kinds:
firstly, movable sockets are arranged on two sides of an operating table, as shown in fig. 1, a downwardly extending insertion strip 8 is arranged at the bottom of the support 2, and the support 2 is quickly fixed through the cooperation of the insertion strip 8 and the sockets;
secondly, as shown in fig. 1, there are no movable sockets on both sides of the operating table, and the operating table needs to be fixed by clamping, the lower part of the inner side surface of the bracket 2 is provided with a C-shaped groove 6 in an inward concave manner, two sliding rods 5 are vertically arranged in the C-shaped groove 6, both ends of the sliding rods 5 can be welded in the C-shaped groove 6, or a pin hole penetrating through the C-shaped groove 6 can be processed at the bottom of the bracket 2, the sliding rods 5 are inserted into the pin hole for fixing, a clamping plate 4 extending to the outer side of the C-shaped groove on the sliding rods 5 enables the clamping plate 4 to slide up and down along the sliding rods 5, a first fixing plate 9 positioned above the C-shaped groove 6 and a second fixing plate 7 positioned below the C-shaped groove are convexly arranged on the inner side of the bracket 2, a fourth fastening bolt 3 pointing to the clamping plate 4 downwards is arranged on the first fixing plate 9, the clamping plate 4 is, the operation is simple.
The horizontal setting of guide rail 1 is on two interval distribution's support 2, transversely be provided with the second through-hole that corresponds with guide rail 1 on the support 2, conveniently carry out the horizontal regulation of support 2 to the width of adaptation operating table, 2 tops of support are provided with the third fastening bolt 10 that extends to in the second through-hole, and the axial displacement of guide rail 1 is avoided in the fixed after adjusting.
As shown in fig. 2, the slider 16 is arranged on the guide rail 1, the number of the guide rail 1 is at least 2, the slider 16 is provided with a first through hole corresponding to the guide rail 1, so that the slider 16 can move transversely conveniently and can adapt to the surgical site of a human body, one side of the slider 16 is provided with a first fastening bolt 13 extending into the first through hole, and the slider 16 is fixed after being adjusted to avoid random sliding.
As shown in fig. 3, the ball 22 is disposed on the slider 16, and the slider 16 is concavely disposed with a first arc groove corresponding to the ball 22, so as to facilitate rolling adjustment of the ball 22. First circular arc tank bottom is provided with downwardly extending's logical groove 21, clamp plate 12 sets up and presses admittedly in spheroid 22 top, clamp plate 12 bottom surface indent is provided with the second circular arc groove that corresponds with spheroid 22, and during clamp plate 12 overdraft, through the friction locking of second circular arc groove increase with spheroid 22, avoid spheroid 22's random roll. Two second fastening bolts 15 which are connected with the sliding block 16 and distributed diagonally are arranged on the pressing plate 12, so that the pressing plate 12 is pressed down, and the ball 22 is locked quickly. And a guide post 14 which upwards penetrates through the pressing plate 12 is arranged on the slider 16 at the opposite angle, so that the lifting adjustment and the guiding of the pressing plate 12 are performed, and the structural stability is improved.
The top surface of the pressing plate 12 is provided with an opening coaxial with the second arc groove, the flat platform surface above the opening that is provided with in spheroid 22 top, be provided with downwardly extending's several honeycomb guiding hole 17 on the platform surface, honeycomb guiding hole 17 includes first guiding hole and the annular array that distributes at first guiding hole second guiding hole all around with the platform surface coaxial, and every second guiding hole is different with the V clamp angle size of first guiding hole, selects in a flexible way, and the orientation of the first guiding hole of rotatory regulation through spheroid 22 mainly carries out the location of puncture guide pin through first guiding hole, utilizes other second guiding holes to carry out the location of other puncture guide pins when necessary, selects in a flexible way.
The sleeve 18 is arranged in the honeycomb guide hole 17, the bottom of the sleeve extends to the lower side of the sliding block 16 through the through groove, the puncture guide pin 11 is coaxially arranged at the bottom of the sleeve 18 and extends downwards, the honeycomb guide holes are respectively threaded holes, external threads corresponding to the threaded holes are arranged outside the sleeve 18, and the axial adjustment of the puncture guide pin 11 can be carried out through the rotation of the sleeve 18, so that the convenience of the operation is improved, and the deviation of the puncture guide pin 11 during the insertion is avoided.
In order to promote the convenience of regulation and the precision of puncture guide pin location, can also adopt the laser pen to fix a position earlier, the laser pen top is provided with the internal thread that corresponds with the external screw thread, can install in sleeve 18 bottom to with sleeve 18 with the axle center, utilize the laser pen to shine on the human body, after the position of supplementary adjustment spheroid 22, dismantle the laser pen, install puncture guide pin 11 again, promoted puncture guide pin 11's positioning accuracy greatly.
As shown in fig. 4, a threaded cap 19 is disposed at the bottom of the cannula 18 for plugging, a through hole corresponding to the puncture guide pin 11 is disposed at the bottom of the threaded cap 19, a rubber ring 20 sleeved on the puncture guide pin 11 is disposed in the threaded cap 19, and the rubber ring 20 is pressed and deformed by the threaded cap 19 and the cannula 18 to fix the puncture guide pin 11, so that the synchronism of the axial movement of the puncture guide pin 11 along with the cannula 18 is improved, and the installation and the disassembly are convenient.
In summary, the puncture guide pin positioning device in the surgical operation provided by the invention can realize the cooperative positioning of a plurality of puncture guide pins, and the angle adjustment of the puncture guide pin is flexible, the angle maintenance in the surgical operation is good, and the smooth operation is facilitated.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A puncture guide pin positioning device in a surgical operation is characterized by comprising: the device comprises a guide rail, supports, a slide block, a pressure plate, a sleeve, a ball body and a puncture guide pin, wherein the guide rail is horizontally arranged on the two supports which are distributed at intervals, the slide block is arranged on the guide rail, the ball body is arranged on the slide block, a first arc groove corresponding to the ball body is concavely arranged on the slide block, the bottom of the first arc groove is provided with a through groove extending downwards, the pressing plate is arranged above the ball body for pressing, the bottom surface of the pressure plate is concavely provided with a second arc groove corresponding to the ball body, the top surface of the pressure plate is provided with an opening which is coaxial with the second arc groove, the top of the sphere is flatly provided with a platform surface positioned above the opening, the platform surface is provided with a plurality of honeycomb type guide holes extending downwards, the sleeve is arranged in the honeycomb type guide hole, the bottom of the sleeve extends to the lower part of the sliding block through the through groove, and the puncture guide pin is coaxially arranged at the bottom of the sleeve and extends downwards.
2. The apparatus for positioning a puncture guide pin during a surgical operation according to claim 1, wherein the bottom of the bracket is provided with a downward extending insert.
3. The apparatus for positioning a puncture guide pin during a surgical operation according to claim 1, wherein the number of the guide rails is at least 2, the slider is provided with a first through hole corresponding to the guide rail, and one side of the slider is provided with a first fastening bolt extending into the first through hole.
4. The apparatus for positioning a puncture guide pin during a surgical operation according to claim 1, wherein the pressing plate is provided with a second fastening bolt connected to a sliding block, and the sliding block is provided with a guide post extending upward through the pressing plate.
5. The apparatus of claim 1, wherein the honeycomb-like guiding holes are threaded holes, and the cannula is externally provided with external threads corresponding to the threaded holes.
6. The apparatus for positioning a puncture guide pin during a surgical operation according to claim 5, further comprising a laser pointer, wherein an internal thread corresponding to the external thread is provided on the top of the laser pointer.
7. The device for positioning the puncture guide pin in the surgical operation according to claim 5, wherein a threaded cap is disposed at the bottom of the cannula for plugging, a through hole corresponding to the puncture guide pin is disposed at the bottom of the threaded cap, a rubber ring sleeved on the puncture guide pin is disposed in the threaded cap, and the rubber ring is pressed and deformed by the threaded cap and the cannula to fix the puncture guide pin.
8. The apparatus of claim 1, wherein the honeycomb-shaped guiding holes include a first guiding hole coaxial with the platform surface and a second guiding hole distributed around the first guiding hole, and the second guiding hole forms a V-shaped included angle with the first guiding hole.
9. The apparatus for positioning a puncture guide pin during a surgical operation according to claim 1, wherein the bracket is transversely provided with a second through hole corresponding to the guide rail, and the top of the bracket is provided with a third fastening bolt extending into the second through hole.
10. The apparatus according to claim 1, wherein the lower portion of the inner side of the bracket is provided with a C-shaped groove, the C-shaped groove is vertically provided with a slide bar, the slide bar is provided with a clamp plate extending to the outside of the C-shaped groove, the inner side of the bracket is provided with a first fixing plate above the C-shaped groove and a second fixing plate below the C-shaped groove, and the first fixing plate is provided with a fourth fastening bolt pointing downwards to the clamp plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911152739.3A CN110893116A (en) | 2019-11-22 | 2019-11-22 | Puncture guide pin positioner among surgical operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911152739.3A CN110893116A (en) | 2019-11-22 | 2019-11-22 | Puncture guide pin positioner among surgical operation |
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| Publication Number | Publication Date |
|---|---|
| CN110893116A true CN110893116A (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911152739.3A Pending CN110893116A (en) | 2019-11-22 | 2019-11-22 | Puncture guide pin positioner among surgical operation |
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| Country | Link |
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| CN (1) | CN110893116A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557714A (en) * | 2020-05-15 | 2020-08-21 | 中山市浩雅生物科技有限公司 | Three-dimensional accurate positioning puncture system for orthopedics department |
-
2019
- 2019-11-22 CN CN201911152739.3A patent/CN110893116A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557714A (en) * | 2020-05-15 | 2020-08-21 | 中山市浩雅生物科技有限公司 | Three-dimensional accurate positioning puncture system for orthopedics department |
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