CN219184018U

CN219184018U - Puncture guiding device capable of being replaced and released quickly

Info

Publication number: CN219184018U
Application number: CN202223217573.9U
Authority: CN
Inventors: 方春富
Original assignee: Shanghai Ruitouch Technology Co ltd
Current assignee: Shanghai Ruitouch Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-06-16
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to a puncture guiding device capable of being replaced and released quickly, which comprises a clamping seat, a locking sleeve, a first clamping arm, a second clamping arm, a rotating shaft and a spring, wherein one end of the clamping seat is used for connecting a connecting rod, the other end of the clamping seat is provided with the rotating shaft, the rotating shaft is connected with the first clamping arm and the second clamping arm, the first clamping arm and the second clamping arm rotate around the rotating shaft, the rotating shaft is sleeved with the spring, two ends of the spring are respectively connected with the first clamping arm and the second clamping arm, the clamping seat is sleeved with the locking sleeve, the locking sleeve slides back and forth along the clamping seat, the locking sleeve moves forwards until the first clamping arm and the second clamping arm are closed, and the two closed clamping arms form a pinhole for fixing a puncture needle, so that the puncture needle is guided and clamped; the utility model realizes the rapid release of the puncture guiding device to the puncture needle in the process of completing the auxiliary puncture navigation positioning by using the robot assistance, and the rapid replacement and recovery of the puncture guiding device in the process of rotating different patients.

Description

Puncture guiding device capable of being replaced and released quickly

[ technical field ]

The utility model relates to the technical field of medical appliances, in particular to a puncture guiding device capable of being replaced and released quickly.

[ background Art ]

In the clinical puncture operation process, the puncture needle is often required to be scanned again to confirm the positioning condition of the puncture needle after the puncture positioning is finished. Currently, in the process of assisting in completing auxiliary puncture navigation positioning by using a robot, a puncture guiding device is mostly an integrated guiding device with a round hole, so that surgical equipment such as a puncture needle and the like cannot be quickly released after the puncture positioning is completed; meanwhile, as the tail end guiding device can be in contact with the puncture instrument entering the human body, the puncture instrument needs to be in a sterile state, and when different patients use the puncture instrument in turn, the puncture instrument is required to be replaced conveniently, the current puncture instrument is mainly in a multi-screw fixed structure and is large and heavy in tail end structure, the disassembly and assembly processes are complicated, and the operation of doctors is inconvenient and the operation time is prolonged.

[ summary of the utility model ]

The utility model aims to solve the defects and provide the puncture guiding device capable of being replaced and released quickly, so that the puncture guiding device can be released quickly to a puncture needle in the process of assisting in completing auxiliary puncture navigation positioning by adopting a robot, and the puncture guiding device can be replaced and recovered quickly in the process of rotating different patients.

The puncture guiding device comprises a clamping seat 4, a locking sleeve 5, a first clamping arm 6, a second clamping arm 7, a rotating shaft 9 and a spring 10, wherein one end of the clamping seat 4 is used for being connected with a connecting rod 2, the other end of the clamping seat 4 is provided with the rotating shaft 9, the first clamping arm 6 and the second clamping arm 7 are connected through the rotating shaft 9, the first clamping arm 6 and the second clamping arm 7 rotate around the rotating shaft 9, the spring 10 is sleeved on the rotating shaft 9, two ends of the spring 10 are respectively connected with the first clamping arm 6 and the second clamping arm 7, the locking sleeve 5 is mounted on the clamping seat 4 and sleeved on the periphery of the clamping seat 4 and slides back and forth along the clamping seat 4, the locking sleeve 5 moves forwards to the first clamping arm 6 and the second clamping arm 7 to be closed, a needle hole for fixing a puncture needle 8 is formed between the first clamping arm 6 and the second clamping arm 7 after being closed, and further guiding and clamping the puncture needle 8 are achieved.

Further, a boss 15 is provided at the second clamping arm 7, the boss 15 is provided on the surface of the second clamping arm 7, or provided on the surface of the clamping seat 4 or/and the surface of the first clamping arm 6, and the locking sleeve 5 moves forward to a locking position where the first clamping arm 6 and the second clamping arm 7 are in a closed state when contacting with the boss 15.

Further, the contact surfaces of the front parts of the first clamping arm 6 and the second clamping arm 7 are respectively provided with a semicircular groove 11, and when the first clamping arm 6 and the second clamping arm 7 are in contact and are in a closed state, the two semicircular grooves 11 are combined to form a needle hole for fixing the puncture needle 8.

Further, the bottom of the connecting rod 2 is provided with a clamping seat mounting hole 12, the tail end of the clamping seat 4 is mounted in the clamping seat mounting hole 12, the clamping seat mounting hole 12 is not limited to a round hole, a rectangular hole and a diamond hole, and the top end of the connecting rod 2 is fixedly connected with the mounting seat 1 and fixedly connected with the tail end of the robot through the mounting seat 1.

Further, a locking hole 13 is formed in the bottom of the connecting rod 2, the locking hole 13 and the clamping seat mounting hole 12 are not limited to be vertically arranged, a locking pin 3 is connected in the locking hole 13, and the tail end of the clamping seat 4 is fixedly locked on the connecting rod 2 through the locking pin 3.

Further, a step 14 is provided at the position of the holder mounting hole 12 on the front end surface of the connecting rod 2, and the upper surface of the holder 4 is clamped on the step 14, so that the pinhole and the connecting rod 2 maintain a set angle.

Further, the spring 10 is a torsion spring, a helical compression spring or a plate spring, the spring 10 is in a compressed state when the first clamping arm 6 and the second clamping arm 7 are in a closed state, and the first clamping arm 6 and the second clamping arm 7 are automatically opened to be converted into a released state after the locking sleeve 5 slides backwards.

Further, the inner surface of the locking sleeve 5 is matched and connected with the outer surface of the clamping seat 4, and the longitudinal section of the matched position of the locking sleeve 5 and the clamping seat 4 is not limited to square or round.

Further, the surface of the locking sleeve 5 is provided with a recess for an operator's finger to be placed therein to operate the locking sleeve 5.

Further, a bearing platform 16 is arranged on the surface, connected with the connecting rod 2, of the clamping seat 4, the tail end of the locking pin 3 is clamped in the bearing platform 16, and the locking pin 3 is connected with the connecting rod 2 by adopting a threaded structure or is connected with the connecting rod 2 by adopting a bolt structure with a fixed seat.

Compared with the prior art, the utility model realizes the rapid release of the puncture guiding device to the puncture needle in the process of completing the auxiliary puncture navigation positioning by using the robot, simultaneously realizes the rapid replacement and recovery of the puncture guiding device and the consistency of the fixing position of the puncture guiding device in the process of rotating different patients, greatly improves the convenience, comfort, accuracy and safety of the auxiliary operation positioning operation of the operation robot, shortens the instrument replacement time, and has convenient and easy operation and easy learning, and is easy to implement and popularize.

In conclusion, the utility model can quickly release surgical instruments such as the puncture needle after the robot assists to complete puncture navigation positioning, and simultaneously realize quick replacement when different patients use, thereby solving the problems that the puncture guiding device can not quickly release the surgical instruments such as the puncture needle after the robot assists to complete puncture navigation positioning, the replacement of the puncture guiding device can not be quick and convenient, so that the device can be quickly used when the patients rotate, the consistency of positioning precision is required to be maintained after the replacement, and the like.

[ description of the drawings ]

FIG. 1 is a schematic view of the structure of the present utility model holding a puncture needle in a closed state;

FIG. 2 is a schematic view showing the structure of the release puncture needle in the opened state of the present utility model;

FIG. 3 is a schematic installation view of the present utility model;

FIG. 4 is a schematic diagram of an exploded construction of the present utility model;

in the figure: 1. mounting seat 2, connecting rod 3, locking pin 4, grip slipper 5, locking sleeve 6, first centre gripping arm 7, second centre gripping arm 8, pjncture needle 9, rotation axis 10, spring 11, semicircle groove 12, grip slipper mounting hole 13, locking hole 14, step 15, boss 16, cushion cap.

Detailed description of the preferred embodiments

As shown in fig. 1 to 4, the utility model provides a puncture guiding device capable of being replaced and released quickly, which comprises a clamping seat 4, a locking sleeve 5, a first clamping arm 6, a second clamping arm 7, a rotating shaft 9 and a spring 10, wherein one end of the clamping seat 4 is used for being connected with a connecting rod 2, the other end of the clamping seat 4 is provided with the rotating shaft 9 and is connected with the first clamping arm 6 and the second clamping arm 7 through the rotating shaft 9, the first clamping arm 6 and the second clamping arm 7 rotate around the rotating shaft 9, the spring 10 is sleeved on the rotating shaft 9, two ends of the spring 10 are respectively connected with the first clamping arm 6 and the second clamping arm 7, the locking sleeve 5 is installed on the clamping seat 4, the locking sleeve 5 is sleeved on the periphery of the clamping seat 4 and slides forwards and backwards along the clamping seat 4, the locking sleeve 5 moves forwards to the first clamping arm 6 and the second clamping arm 7, a needle hole for fixing a puncture needle 8 is formed between the first clamping arm 6 and the second clamping arm 7 after being closed, and the puncture needle 8 is guided and clamped.

The second clamping arm 7 is provided with a boss 15, the boss 15 is arranged on the surface of the second clamping arm 7, or is arranged on the surface of the clamping seat 4 or/and the surface of the first clamping arm 6, and the locking sleeve 5 moves forwards to a locking position where the first clamping arm 6 and the second clamping arm 7 are in a closed state when contacting with the boss 15. The contact surfaces of the front parts of the first clamping arm 6 and the second clamping arm 7 are respectively provided with a semicircular groove 11, and the two semicircular grooves 11 are combined to form a needle hole for fixing the puncture needle 8 when the first clamping arm 6 and the second clamping arm 7 are in contact in a closed state. The spring 10 adopts a torsion spring, a spiral pressure spring or a plate spring, the spring 10 is in a compressed state when the first clamping arm 6 and the second clamping arm 7 are in a closed state, and the first clamping arm 6 and the second clamping arm 7 are automatically opened and converted into a release state after the locking sleeve 5 slides backwards.

The bottom of the connecting rod 2 is provided with a clamping seat mounting hole 12, the tail end of the clamping seat 4 is mounted in the clamping seat mounting hole 12, the clamping seat mounting hole 12 is not limited to a round hole, a rectangular hole and a diamond hole, and the top end of the connecting rod 2 is fixedly connected with the mounting seat 1 and fixedly connected with the tail end of the robot through the mounting seat 1; the bottom of the connecting rod 2 is provided with a locking hole 13, the locking hole 13 and the clamping seat mounting hole 12 are not limited to be vertically arranged, a locking pin 3 is connected in the locking hole 13, and the tail end of the clamping seat 4 is locked and fixed on the connecting rod 2 through the locking pin 3; the step 14 is arranged at the clamping seat mounting hole 12 of the front end face of the connecting rod 2, and the upper surface of the clamping seat 4 is clamped on the step 14, so that the pinhole and the connecting rod 2 keep a set angle.

The inner surface of the locking sleeve 5 is matched and connected with the outer surface of the clamping seat 4, and the longitudinal section of the matched part of the locking sleeve 5 and the clamping seat 4 is not limited to square or round; the surface of the locking sleeve 5 is provided with a groove for an operator to place a finger therein to operate the locking sleeve 5; the surface that grip slipper 4 and connecting rod 2 are connected is provided with cushion cap 16, and locking pin 3 end card is in cushion cap 16, and locking pin 3 adopts the helicitic texture to be connected with connecting rod 2, or adopts the bolt structure of taking the fixing base to be connected with connecting rod 2.

The utility model is further described below with reference to the accompanying drawings and specific examples:

according to the puncture guiding device capable of being replaced and released quickly, one end of the clamping seat 4 is used for being connected with the connecting rod 2, and the other end of the clamping seat is used for being provided with the first clamping arm 6 and the second clamping arm 7; the rotating shaft is used for connecting the first clamping arm 6 and the second clamping arm 7 with the clamping seat 4, and the first clamping arm 6 and the second clamping arm 7 can rotate around the rotating shaft 9; the spring 10 is sleeved on the rotating shaft 9, and two ends of the spring 10 are respectively connected with the first clamping arm 6 and the second clamping arm 7; the locking sleeve 5 is arranged on the clamping seat 4 and can slide back and forth on the clamping seat 4; when the locking sleeve 5 moves forwards to be in contact with the boss on the surface of the clamping arm, the locking sleeve reaches a locking position, the first clamping arm 6 and the second clamping arm 7 are in a closed state, and the guiding and clamping of the puncture needle 8 can be realized; one surface of the mounting seat 1 is fixedly connected with the tail end of the robot, and the other surface of the mounting seat is fixedly connected with the connecting rod 2; the opening at the lower end of the connecting rod 2 is respectively used for connecting the puncture guiding device and the locking pin 3; the locking pin 3 is used for locking and fixing the puncture guiding device on the connecting rod 2.

The contact surfaces of the first clamping arm and the second clamping arm are respectively provided with a semicircular groove, and when the two clamping arms are in contact and in a closed state, the semicircular grooves in the shape of the first clamping arm and the second clamping arm are combined to form a circular hole, so that the puncture needle is fixed. The spring adopts a torsion spring, when the clamping arms are in a closed state, the torsion spring is in a compressed state, and after the locking sleeve releases the first clamping arm and the second clamping arm, the first clamping arm and the second clamping arm are automatically opened, and the clamping arms are converted into a released state; the torsion spring can also be a spiral compression spring, a plate spring and the like. The second clamping arm surface is provided with a boss, so that the movement range of the first clamping arm and the second clamping arm after clamping can be limited. The surface of the locking sleeve is provided with a groove, and an operator's finger is placed in the groove to operate the locking sleeve. The boss on the surface of the clamping arm can be arranged on the surface of the first clamping arm or both surfaces of the clamping arm and the clamping seat.

The mating surface of the locking sleeve with the clamping seat is square in structure, and the structure can be round or other shapes. The connecting rod is provided with a round hole, the tail end of the clamping seat is arranged in the round hole of the connecting rod, and the holes on the connecting rod can be designed into other shapes such as rectangle, diamond and the like. The front end face of the connecting rod is provided with a step. The surface that grip slipper and connecting rod are connected is provided with the cushion cap, and the locking pin end card is in the cushion cap. The locking pin adopts a thread structure to be connected with the connecting rod, the locking pin can also use a bolt structure with a fixed seat, and the locking pin can be installed on two sides of the connecting rod.

The application method of the utility model is as follows:

the mounting seat and the connecting rod are fixedly arranged at the tail end of the mechanical arm of the robot, the random robot moves together in the operation process, and when the robot moves to a position according to a planned path to stop, the puncture guiding device is arranged. The locking sleeve of the puncture guiding device is sleeved into the clamping seat from the rear end and slides to be in contact with the boss on the second clamping arm, the first clamping arm and the second clamping arm are closed, the tail end of the clamping seat is inserted into the mounting hole of the connecting rod, the upper surface of the clamping seat is clamped on the step of the front end face of the connecting rod, and a needle hole on the puncture guiding device and the connecting rod are kept at a set angle. And installing and screwing the locking pin on the connecting rod, wherein the tail end of the locking pin is clamped into a bearing platform at the tail end of the clamping seat, so that the puncture guiding device is completely attached to the front end surface of the connecting rod, and the puncture guiding device is installed. At this time, the doctor performs the positioning work of the puncture needle by using the round hole formed by the first clamping arm and the second clamping arm. After the puncture needle is positioned, the locking sleeve is slid backwards, the first clamping arm and the second clamping arm move back under the action of the spring, the puncture guiding device is in an open state, and the puncture needle is released rapidly. After the puncture guiding device is used, the locking pin is screwed out, the puncture guiding device is pulled out, namely, the disassembly and recovery are completed, and the robot can be used for installing a new puncture guiding device again, so that the puncture guiding device is rapidly installed, released and recovered.

The utility model discloses a method for arranging the puncture needle and the connecting rod to be parallel after the puncture guide device is arranged, wherein the matching angle between the front end surface step of the connecting rod and the surface of the clamping seat can be actually adjusted according to the positioning or operation requirement, so that the puncture needle and the connecting rod can be punctured at a fixed angle or a variable angle, and the convenience of operation is improved. According to the puncture guiding device provided by the utility model, the semicircular grooves on the semicircular groove first clamping arm and the semicircular groove second clamping arm which are matched with the puncture guiding device can be designed according to the outer diameters of puncture needles of different models, so that an integrated puncture guiding device which is matched with the puncture needles one by one is formed; in clinical use, according to the puncture needle model of actual choice, the puncture guiding device is selected, so that the use is convenient and quick, and the time of the puncture operation is shortened.

The puncture guiding device and the locking pin provided by the utility model can be used repeatedly or are disposable sterilization equipment, and a doctor can complete the puncture work only by contacting with a sterile instrument in the operation process, so that bacterial infection caused by the instrument is avoided, and the operation safety is ensured. According to the utility model, through the locking limitation of the front end surface step of the connecting rod and the bearing platform at the tail end of the clamping seat on the whole puncture guiding device, the consistency of positions of different puncture guiding devices can be realized without adjustment, and the stability and reliability of the navigation positioning precision of the robot are ensured. According to the utility model, the two sides of the connecting rod are provided with the mounting holes of the locking pins, so that a doctor can select the standing position during the mounting operation according to the needs in clinical operation, and the operation comfort is improved.

The puncture guiding device capable of being replaced and released quickly can be used for releasing surgical equipment such as a puncture needle quickly after the robot is used for assisting in completing puncture navigation positioning, and meanwhile, the puncture guiding device can be replaced quickly when different patients use the puncture guiding device; the problem of current adoption robot assistance accomplish puncture navigation location after, puncture guider can not release operation equipment such as pjncture needle fast, in addition, puncture guider's change also need can be fast, convenient, can use fast when patient rotates, still need keep the uniformity of positioning accuracy after the change is solved.

The present utility model is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principles of the utility model are intended to be equivalent substitutes and are included in the scope of the utility model.

Claims

1. A quick change and release piercing guide, characterized by: including grip slipper (4), locking cover (5), first arm (6), second arm (7), rotation axis (9) and spring (10), the one end of grip slipper (4) is used for connecting rod (2), rotation axis (9) are installed to the other end of grip slipper (4) to connect first arm (6) and second arm (7) through rotation axis (9), first arm (6) and second arm (7) rotate around rotation axis (9), the cover is equipped with spring (10) on rotation axis (9), the both ends of spring (10) are connected with first arm (6), second arm (7) respectively, install locking cover (5) on grip slipper (4), locking cover (5) suit is in grip slipper (4) periphery to slide around grip slipper (4), locking cover (5) forward motion to first arm (6) and second arm (7) are closed, and the first arm (6) after the closure and second arm (7) are used for forming fixed guide needle (8) and are used for and are then realized puncture needle (8) to fixed centre gripping needle.

2. The quick change and release piercing guide of claim 1, wherein: the second clamping arm (7) is provided with a boss (15), the boss (15) is arranged on the surface of the second clamping arm (7) or on the surface of the clamping seat (4) or/and the surface of the first clamping arm (6), and the locking sleeve (5) moves forwards to a locking position where the first clamping arm (6) and the second clamping arm (7) are in a closed state when contacting with the boss (15).

3. The quick change and release piercing guide of claim 1, wherein: the contact surfaces of the front parts of the first clamping arm (6) and the second clamping arm (7) are respectively provided with a semicircular groove (11), and the two semicircular grooves (11) are combined to form a needle hole for fixing the puncture needle (8) when the first clamping arm (6) and the second clamping arm (7) are in contact and are in a closed state.

4. The quick change and release piercing guide of claim 1, wherein: the clamping seat mounting hole (12) has been seted up to connecting rod (2) bottom, and clamping seat (4) end-to-end mount is in clamping seat mounting hole (12), and clamping seat mounting hole (12) are not limited to round hole, rectangular hole, diamond hole, connecting rod (2) top fixedly connected with mount pad (1) to through mount pad (1) and terminal fixed connection of robot.

5. The quick change and release piercing guide of claim 4, wherein: the locking hole (13) has been seted up to connecting rod (2) bottom, locking hole (13) are not limited to perpendicular arrangement with grip slipper mounting hole (12), locking hole (13) in-connection has locking pin (3), grip slipper (4) end is fixed in on connecting rod (2) through locking pin (3) locking.

6. The quick change and release piercing guide of claim 4, wherein: the clamping seat mounting hole (12) of the front end face of the connecting rod (2) is provided with a step (14), and the upper surface of the clamping seat (4) is clamped on the step (14), so that the needle hole and the connecting rod (2) keep a set angle.

7. The quick change and release piercing guide of claim 1, wherein: the spring (10) adopts a torsion spring, a spiral compression spring or a leaf spring, the spring (10) is in a compressed state when the first clamping arm (6) and the second clamping arm (7) are in a closed state, and the first clamping arm (6) and the second clamping arm (7) are automatically opened and converted into a release state after the locking sleeve (5) slides backwards.

8. The quick change and release piercing guide of claim 1, wherein: the inner surface of the locking sleeve (5) is matched and connected with the outer surface of the clamping seat (4), and the longitudinal section of the matched part of the locking sleeve (5) and the clamping seat (4) is not limited to be square or round.

9. The quick change and release piercing guide of claim 1, wherein: the surface of the locking sleeve (5) is provided with a groove for an operator to place a finger therein to operate the locking sleeve (5).

10. The quick change and release piercing guide of claim 5, wherein: the clamping seat (4) is provided with a bearing platform (16) on the surface connected with the connecting rod (2), the tail end of the locking pin (3) is clamped in the bearing platform (16), and the locking pin (3) is connected with the connecting rod (2) by adopting a threaded structure or is connected with the connecting rod (2) by adopting a bolt structure with a fixed seat.