CN112426210A - Thrust type sleeve puncture outfit - Google Patents
Thrust type sleeve puncture outfit Download PDFInfo
- Publication number
- CN112426210A CN112426210A CN202011318964.2A CN202011318964A CN112426210A CN 112426210 A CN112426210 A CN 112426210A CN 202011318964 A CN202011318964 A CN 202011318964A CN 112426210 A CN112426210 A CN 112426210A
- Authority
- CN
- China
- Prior art keywords
- puncture
- thrust
- puncture tube
- thrust plate
- positioning ring
- 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.)
- Pending
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Classifications
-
- 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
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
-
- 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
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
Abstract
The invention discloses a thrust type casing puncture outfit, which relates to the technical field of medical instruments and comprises a puncture tube, wherein an anti-injury pad is sleeved on the outer side of the puncture tube, a positioning ring is bonded on the outer side of the anti-injury pad, a compression spring is connected on the outer side of the positioning ring in an injection molding manner, a thrust plate is installed at one side of the tail end of the compression spring, four groups of threaded holes are formed in the inner side of the thrust plate, studs are connected to the inner side of the threaded holes in a threaded manner, and two groups of fixing blocks are fixedly connected to the upper portion of. In the invention, the thrust plate is arranged on the outer side of the puncture tube, so that the thrust plate can effectively limit the downward insertion depth of the puncture tube, the damage to the internal organs of a patient caused by the excessive downward insertion depth of the puncture tube can be effectively prevented, and moreover, the stud is in threaded connection with the inner side of the thrust plate, so that a user can conveniently adjust the position height of the thrust plate on the puncture tube according to the downward insertion depth.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a thrust type sleeve puncture outfit.
Background
The puncture outfit is used for establishing a channel for the endoscope and surgical instruments to enter and exit from the body after puncturing the body wall in the cavity mirror operation, can convey gas into the body, and is suitable for establishing and maintaining a working channel for entering the abdominal cavity or the chest in general surgery, thoracic surgery, gynecology and urology surgery.
The existing casing puncture outfit does not have the function of limiting the moving distance of the puncture tube, so that when the inserting depth of the puncture tube is too large, the internal organs of a patient are easily damaged, and in addition, the existing casing puncture outfit also has the function of rationalizing and fixing the puncture needle, so that the existing casing puncture outfit is not beneficial to quickly opening a puncture operation channel.
Disclosure of Invention
The invention aims to solve the problems that the conventional casing puncture outfit does not have the function of limiting the moving distance of a puncture tube, so that when the downward insertion depth of the puncture tube is too large, the internal organs of a patient are easily damaged, and in addition, the conventional casing puncture outfit does not have the function of reasonably fixing the puncture needle, so that the rapid opening of a puncture operation channel is not facilitated.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a thrust type sleeve puncture ware, puncture tube's the outside has cup jointed and has prevented hindering the pad, and prevents hindering the outside of pad and bond and have the holding ring, the outside of holding ring is moulded plastics and is connected with compression spring, and compression spring's terminal one side installs the thrust plate, four group's screw holes are seted up to the inboard of thrust plate, and the inboard threaded connection of screw hole has the double-screw bolt, puncture tube's two sets of fixed blocks of inboard top fixedly connected with, and the inboard of fixed block has seted up the bayonet socket, the inboard below of bayonet socket bonds and has the rubber pad, and the top of rubber pad has placed protruding knot, the top fixedly connected with limiting plate of protruding knot, and the bottom mid-mounting of limiting plate has the pjn.
Preferably, a gas injection port is formed in one side of the puncture tube, a gas check valve is installed at the top end of the gas injection port, and a plurality of groups of anti-skid grains are formed above the outer side of the puncture tube.
Preferably, the gas injection port is of an integrated structure with the puncture tube through injection molding, and the inner side of the gas injection port is communicated with the inner side of the puncture tube.
Preferably, the thrust plate and the positioning ring are distributed in a suspended state, and the thrust plate is elastically connected with the positioning ring through a compression spring and a stud.
Preferably, the central axis of the thrust plate and the central axis of the positioning ring are coincident with the central axis of the puncture tube, and the thrust plate is movably connected with the puncture tube through the positioning ring, the stud and the compression spring.
Preferably, the rubber pad is circular structure, and the top of rubber pad and the bottom of protruding knot are the laminating state and distribute.
Preferably, the outer side of the limiting plate is in abutting connection with the inner side of the puncture tube, and the limiting plate and the puncture tube form a detachable structure through a bayonet, a convex buckle and a fixing block.
Preferably, the limiting plates and the fixing blocks are distributed in a parallel state, and the limiting plates are connected with the fixing blocks in a buckling mode through convex buckles and bayonets.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, the thrust plate is arranged on the outer side of the puncture tube, so that the thrust plate can effectively limit the downward insertion depth of the puncture tube, the damage to the internal organs of a patient caused by the excessive downward insertion depth of the puncture tube can be effectively prevented, and moreover, the stud is in threaded connection with the inner side of the thrust plate, so that a user can conveniently adjust the position height of the thrust plate on the puncture tube according to the downward insertion depth.
2. According to the puncture tube, the compression springs are connected to the outer side of the positioning ring in an injection molding mode, so that the extrusion force between the positioning ring and the puncture tube can be effectively relieved, the puncture tube can be effectively prevented from deforming due to the fact that the extrusion force between the positioning ring and the puncture tube is too large, and the puncture tube can be well protected from being damaged.
3. In the invention, under the matching of the bayonet and the convex buckle, the puncture needle can be conveniently and stably fixed on the inner side of the puncture tube, so that a user can conveniently and quickly open a channel for puncture operation, and further the working efficiency of the puncture operation can be effectively improved.
Drawings
FIG. 1 is a front view of the puncture outfit of the present invention;
FIG. 2 is a schematic view of the structure of the junction between the puncture needle and the interior of the puncture tube in the present invention;
FIG. 3 is a schematic view of a top-view connection between a thrust plate and a puncture tube according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
Illustration of the drawings:
1. a puncture tube; 2. a protective pad; 3. a positioning ring; 4. a compression spring; 5. a thrust plate; 6. a threaded hole; 7. a stud; 8. a fixed block; 9. a bayonet; 10. a rubber pad; 11. a convex buckle; 12. a limiting plate; 13. puncturing needle; 14. a fixed seat; 15. a gas injection port; 16. a choke valve; 17. and (4) anti-skid lines.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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. 1-4, a thrust type casing puncture outfit comprises a puncture tube 1, an anti-injury pad 2, a positioning ring 3, a compression spring 4, a thrust plate 5, a threaded hole 6, a stud 7, a fixing block 8, a bayonet 9, a rubber pad 10, a convex buckle 11, a limiting plate 12, a puncture needle 13, a fixing seat 14, a gas injection port 15, a choke valve 16 and anti-skid threads 17, wherein the anti-injury pad 2 is sleeved on the outer side of the puncture tube 1, the positioning ring 3 is bonded on the outer side of the anti-injury pad 2, the compression spring 4 is connected on the outer side of the positioning ring 3 in an injection molding manner, the thrust plate 5 is installed on one side of the tail end of the compression spring 4, four groups of threaded holes 6 are formed on the inner side of the thrust plate 5, the stud 7 is connected on the inner side of the threaded hole 6, two groups of fixing blocks 8 are fixedly connected above the, and the top of rubber pad 10 has placed protruding knot 11, and the top fixedly connected with limiting plate 12 of protruding knot 11, and the bottom mid-mounting of limiting plate 12 has pjncture needle 13, and the top fixedly connected with fixing base 14 of limiting plate 12.
As shown in fig. 1, a gas injection port 15 is formed at one side of the puncture tube 1, a gas check valve 16 is installed at the top end of the gas injection port 15, a plurality of sets of anti-slip threads 17 are formed above the outer side of the puncture tube 1, and the puncture tube 1 can be conveniently taken by a user through the setting of the anti-slip threads 17.
As shown in fig. 2, the gas injection port 15 is integrated with the puncture tube 1 by injection molding, and the inner side of the gas injection port 15 is communicated with the inner side of the puncture tube 1, so that the gas can be conveniently delivered into the body of the patient through the gas injection port 15.
As shown in fig. 3, the thrust plate 5 and the positioning ring 3 are distributed in a suspended state, and the thrust plate 5 is elastically connected to the positioning ring 3 through the compression spring 4 and the stud 7, so that the deformation of the puncture tube 1 caused by the overlarge extrusion force between the positioning ring 3 and the puncture tube 1 can be effectively avoided through the elastic connection.
As shown in fig. 3, the central axis of the thrust plate 5 and the central axis of the positioning ring 3 coincide with the central axis of the puncture tube 1, and the thrust plate 5 forms a movable connection with the puncture tube 1 through the positioning ring 3, the stud 7 and the compression spring 4, so that the user can adjust the position height of the thrust plate 5 on the puncture tube 1 according to the depth of the lower insertion.
As shown in fig. 4, the rubber pad 10 is in a circular structure, and the top end of the rubber pad 10 and the bottom end of the convex buckle 11 are in a fit state distribution, so that damage to the bayonet 9 caused by excessive force when the convex buckle 11 descends can be effectively avoided through fit distribution.
As shown in fig. 2 and 4, the outer side of the limiting plate 12 is in abutting connection with the inner side of the puncture tube 1, the limiting plate 12 forms a detachable structure with the puncture tube 1 through the bayonet 9, the convex buckle 11, the fixing block 8, and the puncture needle 13 can be quickly installed and detached by a user through the detachable structure under the matching of the convex buckle 11 and the bayonet 9.
As shown in fig. 2 and 4, the parallel distribution between the limiting plate 12 and the fixing block 8, and the limiting plate 12 is connected with the fixing block 8 by the convex buckle 11 and the bayonet 9, and the puncture needle 13 can be stably fixed inside the puncture tube 1 by the buckle connection, and the user can install and detach the puncture tube.
The working principle is as follows: when the position height of the thrust plate 5 on the puncture tube 1 needs to be adjusted, firstly, a user needs to unscrew the stud 7, and then the positioning ring 3 can be in a contraction state under the action of the compression spring 4, so that the user can adjust the position height of the thrust plate 5 on the puncture tube 1 conveniently, then after the position height is determined, the user screws the stud 7, and further the thrust plate 5 can be stably fixed above the outer side of the puncture tube 1 under the action of the stud 7, so that the downward insertion depth of the puncture tube 1 can be well limited, and further the internal organs of a patient can be effectively prevented from being damaged due to the overlarge downward insertion depth, furthermore, under the matching of the bayonet 9 and the convex buckle 11, the puncture needle 13 can be stably fixed on the inner side of the puncture tube 1 conveniently, so that the user can rapidly open a channel of a puncture operation conveniently, further, the low working efficiency of the puncture operation caused by the low fastening degree between the puncture needle 13 and the puncture tube 1 can be effectively avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The thrust type casing puncture outfit comprises a puncture pipe (1) and is characterized in that a damage-proof pad (2) is sleeved on the outer side of the puncture pipe (1), a positioning ring (3) is bonded on the outer side of the damage-proof pad (2), a compression spring (4) is connected on the outer side of the positioning ring (3) in an injection molding manner, a thrust plate (5) is installed on one side of the tail end of the compression spring (4), four groups of threaded holes (6) are formed in the inner side of the thrust plate (5), a stud (7) is connected on the inner side of each threaded hole (6) in a threaded manner, two groups of fixing blocks (8) are fixedly connected above the inner side of the puncture pipe (1), a bayonet (9) is formed in the inner side of each fixing block (8), a rubber pad (10) is bonded below the inner side of the bayonet (9), a convex buckle (11) is placed on the top end of the rubber pad (, and a puncture needle (13) is arranged in the middle of the bottom end of the limiting plate (12), and a fixed seat (14) is fixedly connected with the top end of the limiting plate (12).
2. The thrust type casing puncture outfit according to claim 1, characterized in that a gas injection port (15) is opened at one side of the puncture tube (1), a gas-blocking valve (16) is installed at the top end of the gas injection port (15), and a plurality of sets of anti-skid veins (17) are opened above the outer side of the puncture tube (1).
3. The thrust type casing puncture device according to claim 2, wherein the gas injection port (15) is integrated with the puncture tube (1) by injection molding, and the inner side of the gas injection port (15) is communicated with the inner side of the puncture tube (1).
4. The thrust type sleeve puncture outfit according to claim 1, wherein the thrust plate (5) and the positioning ring (3) are distributed in a suspended state, and the thrust plate (5) is elastically connected with the positioning ring (3) through a compression spring (4) and a stud (7).
5. The thrust type casing puncture outfit according to claim 1, characterized in that the central axis of the thrust plate (5) and the central axis of the positioning ring (3) are coincident with the central axis of the puncture pipe (1), and the thrust plate (5) is movably connected with the puncture pipe (1) through the positioning ring (3), the stud (7) and the compression spring (4).
6. The thrust type casing puncture device according to claim 1, wherein the rubber pad (10) is of a circular structure, and the top end of the rubber pad (10) is attached to the bottom end of the convex button (11).
7. The thrust type casing puncture outfit according to claim 1, wherein the outer side of the limit plate (12) is in interference connection with the inner side of the puncture tube (1), and the limit plate (12) and the puncture tube (1) form a detachable structure through the bayonet (9), the convex buckle (11) and the fixed block (8).
8. The thrust type casing puncture outfit according to claim 1, wherein the limiting plate (12) and the fixing block (8) are distributed in parallel, and the limiting plate (12) is in snap connection with the fixing block (8) through the convex buckle (11) and the bayonet (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011318964.2A CN112426210A (en) | 2020-11-23 | 2020-11-23 | Thrust type sleeve puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011318964.2A CN112426210A (en) | 2020-11-23 | 2020-11-23 | Thrust type sleeve puncture outfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112426210A true CN112426210A (en) | 2021-03-02 |
Family
ID=74693542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011318964.2A Pending CN112426210A (en) | 2020-11-23 | 2020-11-23 | Thrust type sleeve puncture outfit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112426210A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013140818A1 (en) * | 2012-03-23 | 2013-09-26 | Terumo Kabushiki Kaisha | Puncture apparatus |
| CN209425284U (en) * | 2018-12-14 | 2019-09-24 | 南通威锋重工机械有限公司 | A kind of craftwork production and processing auxiliary positioning clamping device |
| CN211460450U (en) * | 2020-01-09 | 2020-09-11 | 赵曼 | Laparoscope puncture outfit with depth limiting function |
| CN211583395U (en) * | 2019-11-06 | 2020-09-29 | 余庆华 | Adjustable spacing piercing depth |
-
2020
- 2020-11-23 CN CN202011318964.2A patent/CN112426210A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013140818A1 (en) * | 2012-03-23 | 2013-09-26 | Terumo Kabushiki Kaisha | Puncture apparatus |
| CN209425284U (en) * | 2018-12-14 | 2019-09-24 | 南通威锋重工机械有限公司 | A kind of craftwork production and processing auxiliary positioning clamping device |
| CN211583395U (en) * | 2019-11-06 | 2020-09-29 | 余庆华 | Adjustable spacing piercing depth |
| CN211460450U (en) * | 2020-01-09 | 2020-09-11 | 赵曼 | Laparoscope puncture outfit with depth limiting function |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210302 |
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| RJ01 | Rejection of invention patent application after publication |