CN216535452U

CN216535452U - Puncture needle clamp and surgical robot

Info

Publication number: CN216535452U
Application number: CN202122323154.2U
Authority: CN
Inventors: 戴亚康; 胡冀苏; 周志勇
Original assignee: Suzhou Guoke Kangcheng Medical Technology Co ltd
Current assignee: Suzhou Guoke Kangcheng Medical Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-05-17
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a puncture needle clamp, which belongs to the field of medical instruments and comprises a main body, wherein the main body comprises a clamping end, the main body is also provided with a mounting groove and a threaded hole, the threaded hole is communicated with the mounting groove, the puncture needle clamp also comprises a clamping piece, the clamping piece comprises a threaded column, the threaded column is mounted with the threaded hole, the threaded column rotates relative to the threaded hole until the end part of the threaded column pushes a puncture needle in the mounting groove against the clamping end, and through the design, the puncture needle is mounted on the puncture needle clamp in a clamping mode, so that the pollution to an operation area is avoided; the puncture needle is clamped by rotating the threaded column against the puncture needle, the threaded column does not contain metal components and cannot interfere with the magnetic positioning sensor, and the utility model further relates to a surgical robot comprising the puncture needle clamp.

Description

Puncture needle clamp and surgical robot

Technical Field

The utility model relates to a medical instrument, in particular to a puncture needle clamp.

Background

The existing puncture needle clamp fixing modes are a puncture needle type and a clamping type. Most puncture needle clamps are fixed in a needle-threading way, and when the puncture needle clamps are fixed in the needle-threading way, the puncture needle clamps need to be sleeved on the puncture needle from the needle point, so that the operation area can be polluted; and a small part of the puncture needle clamp clamping part adopting clamping type fixing can play a clamping role only by using a spring made of a metal material, but the spring of the metal part can cause certain interference to an adjacent magnetic positioning sensor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the deficiencies of the prior art, it is an object of the present invention to provide a needle holder that does not contaminate the operating field and interfere with the magnetic positioning sensor.

In order to overcome the disadvantages of the prior art, it is a second object of the present invention to provide a surgical robot that does not contaminate the surgical field nor interfere with the magnetic positioning sensor.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides a puncture needle anchor clamps, includes the main part, the main part includes the exposed core, the main part still is equipped with mounting groove and screw hole, the screw hole with the mounting groove intercommunication, puncture needle anchor clamps still include the holder, the holder includes the screw thread post, the screw thread post installation with the screw hole, the screw thread post is relative the screw hole rotates until screw thread post tip will puncture needle in the mounting groove contradict in the exposed core.

Further, the main part still includes the installation department, the installation department with the exposed core sets up relatively, the mounting groove is located the installation department and between the exposed core, the screw hole set up in the installation department.

Further, the extension direction of the threaded hole is perpendicular to the clamping end.

Further, the clamping piece further comprises a knob, and the knob is fixed to the end portion of the threaded column.

Further, the knob is provided with anti-skidding lines.

Further, the main body further comprises a fixing base for fixing the sensor.

Further, the fixed base comprises a groove and a buckling part, and the buckling part is located on the edge of the groove to buckle the sensor in the groove.

Furthermore, the number of the buckling parts is two, and the two buckling parts are symmetrically arranged relative to the groove.

Further, the fixed base further comprises a positioning protrusion, and the positioning protrusion is located at the edge of the groove and prevents the sensor in the groove from moving.

The second purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a surgical robot, includes pjncture needle and sensor, the pjncture needle includes the needle body, surgical robot still includes above-mentioned pjncture needle anchor clamps, the needle body is located in the mounting groove and by the centre gripping in the exposed core and between the screw thread tip, pjncture needle anchor clamps still include the unable adjustment base, the sensor install in unable adjustment base.

Compared with the prior art, the main body of the puncture needle clamp is also provided with the mounting groove and the threaded hole, the threaded hole is communicated with the mounting groove, the puncture needle clamp further comprises a clamping piece, the clamping piece comprises a threaded column, the threaded column is mounted with the threaded hole, the threaded column rotates relative to the threaded hole until the end part of the threaded column pushes the puncture needle in the mounting groove against the clamping end, and through the design, the puncture needle is mounted on the puncture needle clamp in a clamping mode, so that the pollution to an operation area is avoided; the threaded column is adopted to rotate and abut against the puncture needle so that the puncture needle is clamped, the threaded column does not contain metal components, and interference on the magnetic positioning sensor cannot be caused.

Drawings

FIG. 1 is a perspective view of a puncture needle holder of the present invention;

FIG. 2 is an exploded view of the needle clamp of FIG. 1;

FIG. 3 is a schematic illustration of the installation process of the puncture needle holder of FIG. 1;

fig. 4 is a schematic view of the use of the puncture needle holder of fig. 1.

In the figure: 10. a puncture needle clamp; 11. a main body; 110. a clamping end; 111. an installation part; 112. a threaded hole; 113. mounting grooves; 114. a fixed base; 115. a groove; 116. a fastening part; 117. positioning the projection; 12. a clamping member; 120. a knob; 121. a threaded post; 20. puncturing needle; 21. a needle body; 30. a sensor.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 1 to 4 show a puncture needle holder 10 according to the present invention, the puncture needle holder 10 holding a puncture needle 20 and mounting a sensor 30. The sensor 30 is a magnetic positioning sensor, and the spatial position and posture of the puncture needle 20 can be further acquired in real time by the sensor 30.

The needle holder 10 includes a body 11 and a holder 12.

The main body 11 includes a clamping end 110, a mounting portion 111, a mounting groove 113 between the clamping end 110 and the mounting portion 111, and a fixing base 114. The mounting portion 111 is provided with a screw hole 112, the screw hole 112 communicates with the mounting groove 113, and an extending direction of the screw hole 112 is perpendicular to the clamping end 110. The fixed base 114 extends from the clamping end 110. The fixing base 114 is provided with a groove 115, a locking portion 116 and a positioning protrusion 117. The shape of the recess 115 corresponds to the shape of the sensor 30. The locking portion 116 is an elastic pillar. The latch 116 is located at the edge of the groove 115 to latch the sensor 30 and prevent the sensor 30 from being separated from the groove 115. Specifically, the number of the locking portions 116 is two, and the two locking portions 116 are respectively located on two opposite sides of the groove 115 and are symmetrical with respect to the groove 115. The positioning protrusion 117 extends from the opening edge of the groove 115, and the positioning protrusion 117 interferes with the sensor 30 to prevent the sensor 30 from moving. The main body 11 does not contain any metal component as a whole, and thus does not interfere with the sensor 30.

The clamp 12 includes a knob 120 and a threaded post 121. A threaded post 121 extends from the knob 120. The diameter of the threaded post 121 corresponds to the diameter of the threaded hole 112. The knob 120 is convenient for rotating the threaded column 121, and further, the knob 120 is provided with anti-slip threads to prevent the knob 120 from slipping when rotating. The clamp 12 is entirely free of metal components to avoid interference with the sensor 30.

When the puncture needle holder 10 is used, the sensor 30 is mounted in the recess 115 of the fixing base 114, the latch 116 latches the sensor 30, and the positioning protrusion 117 interferes with the sensor 30 to prevent the sensor 30 from moving. The needle body 21 of the puncture needle 20 is mounted in the mounting groove 113, the knob 120 is rotated to rotate the threaded post 121 in the threaded hole 112, the end of the threaded post 121 abuts against the needle body 21, and the needle body 21 is clamped between the end of the threaded post 121 and the clamping end 110. The puncture needle holder 10, the puncture needle 20 and the sensor 30 form a surgical robot.

Through the design, the puncture needle 20 is arranged on the puncture needle clamp 10 in a clamping mode, so that the surgical area is prevented from being polluted; the puncture needle 20 is held by rotating the interference puncture needle 20 using the threaded post 121, and the threaded post 121 does not contain a metal component and does not interfere with the magnetic alignment sensor 30. And is suitable for needle bodies 21 with different thicknesses. The puncture needle holder 10 is provided with a fixing base 114, the sensor 30 is fixed by the fixing base 114, and the sensor 30 can be fixed in the main body 11 without other fixing means, so that the sensor 30 is rigidly connected with the puncture needle 20, and the position and posture of the puncture needle 20 in the space can be obtained.

The present invention also relates to a surgical robot including the puncture needle holder 10.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, variations and modifications can be made without departing from the spirit of the utility model, and all equivalent modifications and changes can be made to the above embodiments according to the essential technology of the utility model, which falls into the protection scope of the utility model.

Claims

1. A puncture needle clamp comprises a main body and is characterized in that: the main part includes the exposed core, the main part still is equipped with mounting groove and screw hole, the screw hole with the mounting groove intercommunication, pjncture needle anchor clamps still include the holder, the holder includes the screw thread post, the screw thread post installation with the screw hole, the screw thread post is relative the screw hole rotates until the screw thread post tip will pjncture needle in the mounting groove contradict in the exposed core.

2. The puncture needle holder of claim 1, wherein: the main part still includes the installation department, the installation department with the exposed core sets up relatively, the mounting groove is located the installation department and between the exposed core, the screw hole set up in the installation department.

3. The puncture needle holder of claim 1, wherein: the extension direction of the threaded hole is perpendicular to the clamping end.

4. The puncture needle holder of claim 1, wherein: the clamping piece further comprises a knob, and the knob is fixed to the end portion of the threaded column.

5. The puncture needle holder of claim 4, wherein: the knob is provided with anti-skidding lines.

6. The puncture needle holder of claim 1, wherein: the main body further comprises a fixing base for fixing the sensor.

7. The puncture needle holder of claim 6, wherein: the fixed base comprises a groove and a buckling part, and the buckling part is located on the edge of the groove to buckle the sensor in the groove.

8. The puncture needle holder of claim 7, wherein: the number of the buckling parts is two, and the two buckling parts are symmetrically arranged relative to the groove.

9. The puncture needle holder of claim 7, wherein: the fixed base further comprises a positioning bulge, and the positioning bulge is located on the edge of the groove and prevents the sensor in the groove from moving.

10. The utility model provides a surgical robot, includes pjncture needle and sensor, the pjncture needle includes the needle body, its characterized in that: the surgical robot further comprises a puncture needle holder according to any one of claims 1 to 9, the needle body being positioned in the mounting groove and held between the holding end and the threaded post end, the puncture needle holder further comprising a fixing base, the sensor being mounted to the fixing base.