CN219516402U

CN219516402U - Fixed puncture forceps for dura mater retraction in neurosurgery microsurgery

Info

Publication number: CN219516402U
Application number: CN202320687450.7U
Authority: CN
Inventors: 李华平
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-08-15
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a fixed puncture forceps for dura mater retraction in neurosurgery microsurgery, which comprises a forceps rod, wherein a storage battery is arranged on the inner side of the forceps rod, a telescopic rod is arranged at the top end of the storage battery and is arranged on the inner side of the forceps rod, a puncture needle is arranged at the top end of the telescopic rod, a connecting piece is arranged at the bottom end of the forceps rod, a movable pipe is arranged at the bottom end of the connecting piece, a movable plate is movably arranged on the inner side of the movable pipe, and a thread seat is arranged on the outer wall of the movable pipe. According to the utility model, the telescopic rod is arranged, after clamping and retracting, a user presses the switch button, so that the storage battery is started, the storage battery transmits current to the telescopic rod, the telescopic rod operates and stretches to drive the puncture needle at the top end to move, the puncture needle moves on the inner side of the movable groove, the puncture needle passes through the inner side of the penetrating groove, a doctor can conveniently puncture, and the purpose of operation by one hand is realized by performing electric control on the puncture through the telescopic rod.

Description

Fixed puncture forceps for dura mater retraction in neurosurgery microsurgery

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a fixed puncture forceps for dura mater retraction in neurosurgery microsurgery.

Background

Fixed piercing pliers are used in deep brain tumor surgery, and sometimes the dura of a part such as a cerebral sickle or a sky curtain is required to be cut or sheared, and the dura is required to be retracted in certain specific directions so as to obtain good exposure and operation space, and then the surgery is performed.

The existing fixed puncture forceps need to be operated by hands of a doctor, when the puncture needle is adjusted, the fixed puncture forceps need to be manually adjusted, and when the fixed puncture forceps are operated, the fixed puncture forceps need to be adjusted by hands, so that the fixed puncture forceps are troublesome.

Disclosure of Invention

The utility model aims to provide a fixed puncture forceps for dura mater retraction in neurosurgery microsurgery, so as to solve the technical problem that the fixed puncture forceps in the background art need two hands to operate when a puncture needle is out.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fixed puncture pincers for dura mater is retracted in neurosurgery microsurgery, includes the binding clip, and the battery is installed to the inboard of binding clip, the telescopic link is installed on the top of battery, and the inboard at the binding clip is installed to the telescopic link, and the pjncture needle is installed on the top of telescopic link, the connecting piece is installed to the bottom of binding clip, movable tube is installed to the bottom of connecting piece, movable plate is installed to movable tube's inboard movable mounting, the screw seat is installed to movable tube's outer wall.

Preferably, a switch button is mounted on the front surface of the clamp rod.

Preferably, the inner side of the thread seat is movably provided with a fastening screw through threads, the fastening screw is propped against the surface of the movable plate, and the bottom end of the movable plate is provided with a finger ring.

Preferably, a semicircular clamping plate is arranged at the top end of the clamp rod.

Preferably, the inner sides of the two groups of clamp rods are provided with movable grooves, the puncture needle is positioned at the inner sides of the movable grooves, and when the two groups of clamp rods are combined, the two groups of movable grooves form a closed pipe structure.

Preferably, the top wall and the bottom wall of the semicircular clamping plate are provided with through grooves which are positioned right above the movable grooves.

Preferably, the inner sides of the two groups of connecting pieces are penetrated and provided with connecting shaft rods, the outer sides of the connecting shaft rods are movably provided with gaskets, the gaskets are positioned at the rear of the connecting pieces, the outer sides of the rear ends of the connecting shaft rods are provided with nuts through threads, and the nuts are positioned at the rear of the gaskets.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the telescopic rod is arranged, after clamping and retracting, a user presses the switch button, so that the storage battery is started, the storage battery transmits current to the telescopic rod, the telescopic rod operates and extends to drive the puncture needle at the top end to move, the puncture needle moves on the inner side of the movable groove, the puncture needle penetrates through the inner side of the penetrating groove, a doctor can conveniently puncture, the puncture is electrically controlled through the telescopic rod, the purpose of operating by one hand is realized, and the puncture needle is stored through the movable groove, so that other parts of a patient are prevented from being injured when the dura mater is retracted in a microsurgery.

2. According to the utility model, the movable tube and the movable plate are arranged, the movable tube limits and supports the movable plate on the inner side, a doctor can adjust the position relation between the movable tube and the movable plate according to the requirements of dura mater retraction in microsurgery, the doctor can adjust the length of the puncture pliers, after the length is adjusted to a specified length, the doctor rotates the fastening screw, so that the fastening screw moves on the inner side of the thread seat, the fastening screw moves towards the direction of the movable plate, the movable plate is fastened, the structure of the puncture pliers is stable, and the doctor can conveniently adjust the length of the puncture pliers according to the requirements.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a telescopic rod according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic view of a movable pipe according to the present utility model;

FIG. 5 is a schematic view of a clamp lever according to the present utility model;

fig. 6 is a schematic view of a finger ring structure according to the present utility model.

In the figure: 1. a clamp lever; 2. a connecting piece; 3. a movable tube; 4. a movable plate; 5. a finger ring; 6. a screw seat; 7. a fastening screw; 8. a switch button; 9. a storage battery; 10. a telescopic rod; 11. a puncture needle; 12. a movable groove; 13. a semicircular clamping plate; 14. a through groove; 15. a connecting shaft lever; 16. a gasket; 17. and (3) a nut.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, 2, 3, 4, 5 and 6, the present utility model provides an embodiment: a fixed puncture pliers for dura mater is pulled in neurosurgery microsurgery, includes clamp bar 1, connecting piece 2 is installed to clamp bar 1's bottom, movable tube 3 is installed to connecting piece 2's bottom, movable plate 4 is installed to movable tube 3's inboard movable mounting, screw thread seat 6 is installed to movable plate 4's outer wall, screw thread movable mounting has fastening screw 7 in screw thread movable mounting 6's inboard, and fastening screw 7 supports the surface at movable plate 4, finger ring 5 is installed to movable plate 4's bottom, and clamp bar 1 fixes connecting piece 2 of bottom, guarantees connecting piece 2's stability, and connecting piece 2 fixes movable tube 3 of bottom, guarantees the compactness that movable tube 3 and connecting piece 2 are connected, and movable tube 3 is spacing to movable plate 4 of inboard, and doctor can adjust the positional relationship between movable tube 3 and the movable plate 4 as required for adjust the length of puncture pliers after the appointed length, doctor rotates fastening screw 7 for fastening screw 7 is inboard at screw thread seat 6, and fastening screw 7 moves to movable plate 4's direction, and closes finger ring 5 to the inside of puncture pliers, and opens and closes finger ring 5 through the finger ring that closes the stable structure.

The semicircular clamping plates 13 are arranged at the top ends of the clamp rods 1, the two groups of clamp rods 1 are unfolded and folded by taking the connecting shaft rods 15 as the center, the clamp rods 1 control the semicircular clamping plates 13 to move, and the semicircular clamping plates 13 are combined to clamp the dura mater, so that the dura mater can be conveniently pulled in an operation.

The front of the clamp rod 1 is provided with a switch button 8, the inner side of the clamp rod 1 is provided with a storage battery 9, the top end of the storage battery 9 is provided with a telescopic rod 10, the telescopic rod 10 is arranged on the inner side of the clamp rod 1, the clamp rod 1 is used for fixing the storage battery 9 and the telescopic rod 10 on the inner side, the storage battery 9 and the telescopic rod 10 can stably run, the top end of the telescopic rod 10 is provided with a puncture needle 11, two groups of the clamp rods 1 are provided with movable grooves 12, the puncture needle 11 is positioned on the inner side of the movable grooves 12, when the two groups of the clamp rods 1 are combined, the two groups of the movable grooves 12 form a closed pipe structure, the top wall and the bottom wall of the semicircular clamping plate 13 are provided with a penetrating groove 14, the penetrating groove 14 is positioned right above the movable grooves 12, after clamping and retracting, a user presses the switch button 8, so that the storage battery 9 is started, the storage battery 9 transmits current to the telescopic rod 10 runs and stretches to drive the puncture needle 11 on the top end to move on the inner side of the movable grooves 12, and the puncture needle 11 penetrates through the inner sides of the penetrating grooves 14, and the penetrating needles 11 penetrate through the penetrating grooves 14.

The inboard of two sets of connecting piece 2 runs through installs connecting shaft 15, connecting shaft 15's outside movable mounting has gasket 16, and gasket 16 is located the rear of connecting piece 2, connecting shaft 15's rear end outside has nut 17 through the screw thread, and nut 17 is located the rear of gasket 16, and connecting shaft 15 installs in connecting piece 2's inboard, and connecting shaft 15 is located centre of a circle rotation angle, and connecting shaft 15's outside cover has gasket 16 and nut 17, moves in connecting shaft 15's outside through nut 17, connects two sets of connecting pieces 2.

Working principle: the doctor passes finger ring 5's inside, open and close the control piercing pliers of opening and closing through two sets of finger rings 5, two sets of pincers poles 1 open and close with connecting axostylus axostyle 15 as the center, pincers pole 1 activity control semicircular splint 13 activity, semicircular splint 13 merges the centre gripping to the dura mater, make things convenient for the dura mater to retract in the operation, after the centre gripping is retracted, the user presses shift knob 8 for battery 9 starts, battery 9 gives telescopic link 10 with electric current transmission, telescopic link 10 moves the pjncture needle 11 that the extension drove the top and removes, pjncture needle 11 moves in the inboard of movable groove 12, pjncture needle 11 passes from the inboard of running through groove 14, make things convenient for the doctor to puncture.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. Fixed puncture forceps for dura mater retraction in neurosurgery microsurgery, comprising a forceps rod (1), and being characterized in that: the battery (9) is installed to the inboard of binding clip (1), telescopic link (10) are installed on the top of battery (9), and telescopic link (10) are installed in the inboard of binding clip (1), and pjncture needle (11) are installed on the top of telescopic link (10), connecting piece (2) are installed to the bottom of binding clip (1), movable pipe (3) are installed to the bottom of connecting piece (2), movable plate (4) are installed to the inboard movable of movable pipe (3), screw seat (6) are installed to the outer wall of movable pipe (3).

2. A fixed penetration clamp for dura mater retraction in neurosurgical microsurgery according to claim 1, wherein: the front surface of the clamp rod (1) is provided with a switch button (8).

3. A fixed penetration clamp for dura mater retraction in neurosurgical microsurgery according to claim 1, wherein: the inner side of the thread seat (6) is movably provided with a fastening screw (7) through threads, the fastening screw (7) is propped against the surface of the movable plate (4), and the bottom end of the movable plate (4) is provided with a finger ring (5).

4. A fixed penetration clamp for dura mater retraction in neurosurgical microsurgery according to claim 3, wherein: the top end of the clamp rod (1) is provided with a semicircular clamping plate (13).

5. A fixed penetration clamp for dura mater retraction in neurosurgical microsurgery according to claim 4 wherein: the inner sides of the two groups of clamp rods (1) are provided with movable grooves (12), the puncture needle (11) is positioned at the inner sides of the movable grooves (12), and when the two groups of clamp rods (1) are combined, the two groups of movable grooves (12) form a closed pipe structure.

6. A fixed penetration clamp for dura mater retraction in neurosurgical microsurgery according to claim 5, wherein: the top wall and the bottom wall of the semicircular clamping plate (13) are provided with through grooves (14), and the through grooves (14) are positioned right above the movable grooves (12).

7. A fixed penetration clamp for dura mater retraction in neurosurgical microsurgery according to claim 1, wherein: the inside of two sets of connecting piece (2) runs through and installs connecting axostylus axostyle (15), the outside movable mounting of connecting axostylus axostyle (15) has gasket (16), and gasket (16) are located the rear of connecting piece (2), nut (17) are installed through the screw thread in the rear end outside of connecting axostylus axostyle (15), and nut (17) are located the rear of gasket (16).