CN217853221U

CN217853221U - Puncture needle sleeve clamp and puncture device

Info

Publication number: CN217853221U
Application number: CN202220310316.0U
Authority: CN
Inventors: 史纪鹏; 徐岩; 张昊任; 刘斌; 董梦醒
Original assignee: Truehealth Beijing Medical Technology Co Ltd
Current assignee: Truehealth Beijing Medical Technology Co Ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-11-22
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to a puncture medical instrument field discloses a pjncture needle sleeve anchor clamps and piercing depth, and pjncture needle sleeve anchor clamps include: the clamp comprises a base, a first clamp head, a second clamp head and a locking piece, wherein one side of the base is used for connecting a connecting rod, and the other side of the base is provided with a rotating shaft for sleeving the first clamp head and the second clamp head; the locking piece comprises a lock pin and a lock catch arranged on the first tong head and the second tong head, the lock pin can be rotatably arranged on the base, and the puncture needle sleeve clamp comprises a knob arranged at the upper end part of the lock pin; when the lock catch is buckled on the lock pin, a jaw formed by the first jaw and the second jaw is in a closed state for clamping the puncture needle; a puncture needle fixing groove is arranged on the contact surface of the jaw, and a limiting hole for fixing the puncture needle is formed when the jaw is closed. The utility model provides an in the correlation technique because current puncture anchor clamps can receive multiple factors influences such as position, pjncture needle stop device, lead to the pjncture needle can not be the problem of safe quick recovery of anchor clamps after accomplishing the puncture.

Description

Puncture needle sleeve clamp and puncture device

Technical Field

The utility model relates to a medical apparatus technical field of puncture particularly, relates to a pjncture needle sleeve anchor clamps and piercing depth.

Background

At present, adopt the supplementary puncture in-process of robot clinically, puncture anchor clamps can receive multiple factors influences such as position, pjncture needle stop device, lead to the pjncture needle can not safe quick recovery in anchor clamps after accomplishing the puncture, consequently need design a section end and hold needle anchor clamps and can realize the quick release of pjncture needle and terminal convenient recovery.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a pjncture needle sleeve anchor clamps and piercing depth to because current puncture anchor clamps can be influenced by multiple factors such as position, pjncture needle stop device among the solution correlation technique, lead to the pjncture needle can not be the safe quick problem of retrieving of anchor clamps after accomplishing the puncture.

In order to achieve the above object, in a first aspect, the present invention provides a puncture needle sleeve holder.

The puncture needle sleeve clamp comprises: the clamp comprises a base, a first clamp head, a second clamp head and a locking piece, wherein one side of the base is used for connecting a connecting rod, and the other side of the base is provided with a rotating shaft for sleeving the first clamp head and the second clamp head; the locking piece comprises a lock pin and a lock catch arranged on the first tong head and the second tong head, the lock pin can be rotatably arranged on the base, and the puncture needle sleeve clamp comprises a knob arranged at the upper end of the lock pin; when the lock catch is buckled on the lock pin, a jaw formed by the first tong head and the second tong head is in a closed state for clamping the puncture needle; be equipped with the pjncture needle fixed slot on the contact surface of keeping silent, when keeping silent and being in the closure state, be located on first binding clip and the second binding clip the pjncture needle fixed slot forms the spacing hole that is used for fixed pjncture needle.

The utility model provides a pjncture needle sleeve anchor clamps through setting up including fixing the locking piece of hasp and the rotatable lockpin that sets up on the base on first binding clip and second binding clip, utilizes the fixed of the relative position of hasp and lockpin, fixes the relative position to first binding clip, second binding clip and the base rather than having the relation of connection. Thereby make when the hasp lock joint on the hasp, the keeping silent that first binding clip and second binding clip formed is in and carries out the tight closed condition of clamp to the puncture needle to realize that the side direction encloses to close fixes and demolishs the puncture needle, simple structure, convenient to use, swift, thereby solved current puncture anchor clamps can receive multiple factors influences such as position, puncture needle stop device, lead to the puncture needle can not safe quick recovery problem after accomplishing the puncture.

Preferably, the lock pin is of a quadrilateral long strip structure, the size of the opening of the lock catch, which is sleeved on the lock pin, is larger than the length of the narrow edge of the lock pin and smaller than the length of the wide edge of the lock pin, and after the lock catch is sleeved on the lock pin from the narrow edge through the opening of the lock catch, the lock pin is rotated to enable the wide edge of the lock catch to correspond to the opening of the lock catch, so that the positions of the lock pin and the lock catch are locked.

Preferably, the tail ends of the first tong head and the second tong head are provided with pressing protrusions.

Preferably, the puncture needle sleeve clamp comprises a pin shaft for connecting the first binding clip and the second binding clip, the pin shaft is sleeved on the rotating shaft of the base, and two ports of the pin shaft are provided with limiting bulges.

Preferably, the limiting protrusion at least one end of the pin shaft is of a slotted elastic buckle structure.

Preferably, the base is provided with a mounting hole corresponding to the lock pin, and the lock pin is clamped in the mounting hole.

Preferably, the locking pin is disposed in the mounting hole by an elastic snap.

A second aspect of the present invention provides a puncture device.

The puncture device comprises a connecting rod, a puncture needle and any one of the puncture needle sleeve clamps, one side of a base of the puncture needle sleeve clamp is connected with the connecting rod, and the other side of the base of the puncture needle sleeve clamp clamps the puncture needle through a jaw formed by the first tong head and the second tong head.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and further features, objects, and advantages of the invention will become apparent. The drawings and their description depict exemplary embodiments of the invention for the purpose of illustrating the invention and are not to be construed as unduly limiting the invention. In the drawings:

fig. 1 is a schematic diagram of an explosive structure of a puncture needle sleeve holder according to the present invention;

FIG. 2 is a structural schematic view in transverse cross-section of the jaw of FIG. 1 in a closed condition;

FIG. 3 is a schematic longitudinal cross-sectional view of the jaws of FIG. 1 in a closed state;

FIG. 4 is a structural schematic view in transverse cross-section of the jaw of FIG. 1 in an open condition;

FIG. 5 is a schematic longitudinal cross-sectional view of the jaws of FIG. 1 in an open condition;

FIG. 6 is a schematic view of the general structure of the jaws of FIG. 1 in a closed state;

FIG. 7 is a schematic view of the overall configuration of the jaw of FIG. 1 in an open condition.

Reference numerals

0. A connecting rod; 1. a base; 101. mounting holes; 2. a first binding clip; 3. a second binding clip; 4. a locking element; 401. a lock pin; 402. locking; 5. a rotating shaft; 6. a puncture needle fixing groove; 7. a knob; 8. pressing the protrusion; 9. a pin shaft; 10. a puncture needle.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to solve the technical problem that the existing puncture clamp can be affected by various factors such as body position and puncture needle limiting device, and the clamp cannot safely and quickly recover the puncture needle after the puncture is completed, the applicant designs a lock joint type sleeve puncture device, connect a sleeve and a base through a lock joint, and fix a puncture needle, when the lock joint is removed, the puncture needle is separated from the base, the sleeve can slide downwards along with the removal of the lock joint, and influence can be caused on the puncture operation, so that the puncture operation is not facilitated.

As shown in fig. 1 to 7, the utility model provides a puncture needle sleeve clamp, this puncture needle sleeve clamp includes base 1, first binding clip 2, second binding clip 3 and closure 4, wherein one side of base 1 is used for connecting rod 0, the opposite side is equipped with the pivot 5 that is used for cup jointing first binding clip 2 and second binding clip 3, closure 4 includes lockpin 401 and sets up the hasp 402 on first binding clip 2 and second binding clip 3, lockpin 401 can the pivoted setting on base 1, when hasp 402 lock joint on lockpin 401, the jaw that first binding clip 2 and second binding clip 3 formed is in and carries out the tight closed condition of clamp to puncture needle 10.

In an alternative embodiment of the present invention, a puncture needle fixing groove 6 is provided on the contact surface of the jaw, and when the jaw is in a closed state, the puncture needle fixing grooves 6 on the first binding clip 2 and the second binding clip 3 form a limiting hole for fixing the puncture needle 10, so as to fix the puncture position of the puncture needle 10. In a further alternative embodiment of the present invention, the contact surface of the jaw of the first binding clip 2 and the contact surface of the jaw of the second binding clip 3 are correspondingly provided with puncture needle fixing slots 6 with different sizes to adapt to the fixation of puncture needles with different diameters.

In the optional embodiment of the utility model, the rectangular form structure of lockpin 401 position quadrangle, hasp 402 are used for cup jointing the narrow limit length that the opening size on the lockpin 401 is greater than lockpin 401, are less than lockpin 401's broadside length, establish lockpin 401 through its opening from narrow limit cover at hasp 402 after, rotatory lockpin 401 makes its broadside correspond the opening of hasp 402 to lock the position of lockpin 401 and hasp 402. It should be noted that the four sides of the lock pin 401 may be straight or arc. In the utility model discloses further optional embodiment, in order to improve lockpin 401 and hasp 402's matching degree and cup joint the stability of time structure, hasp 402 has open-ended ring structure for the lateral wall, lockpin 401 has the column structure of cross section for relative both sides, wherein the internal diameter setting of the external diameter laminating hasp 402 of lockpin 401's column structure, distance between two tangent planes of lockpin 401 is not more than the opening size of the lateral wall of hasp 402, lockpin 401 column diameter is not less than the opening size of the lateral wall of hasp 402, in order to ensure that hasp 402 can cup joint on lockpin 401 through the opening on its lateral wall, lockpin 401 can carry out the rigidity to hasp 402 through rotating, make its cover establish on lockpin 401.

In an alternative embodiment of the invention, the needle hub holder includes a knob 7 disposed at the upper end of the latch 401, the knob 7 being configured to facilitate rotation of the latch 401. Further alternatively, the knob 7 and the lock pin 401 may be integrally injection molded, or the knob 7 may be detachably mounted on the lock pin 401.

In the optional embodiment of the present invention, in order to control the relative positions of the first binding clip 2 and the second binding clip 3 when the locking element 4 is in the unlocking state, that is, when the jaw is in the opening state, to avoid the rotation of the rotating shaft 5, the pressing protrusion 8 is provided at the tail end of the first binding clip 2 and the second binding clip 3, preferably, the pressing protrusion 8 protrudes in the direction away from the axis of the base 1, so that the pressing protrusion 8 of the first binding clip 2 and the second binding clip 3 is simultaneously pressed/pushed to the inside, thereby effectively controlling the opening and closing of the jaw.

In an alternative embodiment of the present invention, the puncture needle sleeve clamp includes a pin shaft 9 for connecting the first binding clip 2 and the second binding clip 3, the pin shaft 9 is sleeved on the rotating shaft 5 of the base 1, and two ports of the pin shaft 9 are both provided with a limiting protrusion to prevent the first binding clip 2 and the second binding clip 3 from separating from each other during use. In the utility model discloses in further optional embodiment, the spacing arch of at least one end of round pin axle 9 is fluting elasticity buckle structure, and the setting of this structure is convenient for carry out dismouting, installation fixed jaw to first binding clip 2 and second binding clip 3 to and the replacement of relevant spare part. In the preferred embodiment of the present invention, one end of the pin 9 is a protrusion protruding along the radial outward direction, and the other end is a slotted elastic buckle structure for fixing and installing the positions of the first binding clip 2 and the second binding clip 3. The arrangement of the slotted elastic buckle structure can buffer and disperse the whole stress of the puncture needle sleeve clamp in the process of closing and opening the jaw, thereby improving the stability of the whole structure.

The utility model discloses optional embodiment, base 1 corresponds lockpin 401 and is equipped with mounting hole 101, and lockpin 401 joint is in mounting hole 101, and in further optional embodiment, lockpin 401 passes through elastic buckle and sets up in mounting hole 101, and lockpin 401 passes through the setting of elastic buckle and base 1 joint, is convenient for according to the user demand of difference, and the binding clip of different models is traded to the puncture that is used for different specification pjncture needles, changes convenient and fast.

The utility model discloses a puncture needle sleeve anchor clamps have solved the problem that the needle holder can't be retrieved fast after the puncture is accomplished in clinical. Furthermore, the utility model provides a pjncture needle sleeve anchor clamps only need change binding clip (first binding clip 2 and second binding clip 3), round pin axle 9 and lockpin 401's sub-assembly to the pjncture needle of different models, need not to carry out holistic dismouting to the puncture anchor clamps, and convenient to use is swift to puncture time has been saved.

The utility model provides a puncture device, this puncture device include connecting rod 0, pjncture needle 10 and any kind of above-mentioned pjncture needle sleeve anchor clamps, wherein, one side and connecting rod 0 of base 1 of pjncture needle sleeve anchor clamps are connected, the other end is pressed from both sides tightly puncture needle 10 through keeping silent that first binding clip 2 and second binding clip 3 formed.

In a specific using process, when the knob 7 drives the lock pin 401 to be in a horizontal position shown in fig. 2 and 3, a jaw formed by the first forceps head 2 and the second forceps head 3 cannot be opened, and the jaw is in a locking state, so that the puncture work can be performed;

when the puncture needle sleeve clamp needs to be withdrawn after puncture is completed, as shown in fig. 4, the knob 7 is firstly rotated from the horizontal state to the vertical state to release the locking of the lock pin 401 to the lock catches 402 of the first binding clip 2 and the second binding clip 3, the pressing protrusions 8 at the tail parts of the first binding clip 2 and the second binding clip 3 are pressed to open the jaws, at this time, the lock pin 401 is disengaged from the openings of the lock catches 402 of the first binding clip 2 and the second binding clip 3, and the jaws are completely opened. The tip grip is fully separated from the needle as shown in fig. 5, and then the drive link 0 completes the retraction of the needle sleeve grip.

The utility model provides a piercing depth sleeve anchor clamps have improved, and this piercing depth sleeve anchor clamps utilize the relative position's of hasp and lockpin fixed including fixing the locking piece of hasp and the rotatable lockpin that sets up on the base on first binding clip and second binding clip through the setting, fix the relative position of first binding clip, second binding clip and the base rather than having the relation of connection. Thereby make when the hasp lock joint on the hasp, the keeping silent that first binding clip and second binding clip formed is in and carries out the tight closed condition of clamp to the puncture needle to realize that the side direction encloses to close fixes and demolishs the puncture needle, simple structure, convenient to use, swift, thereby solved current puncture anchor clamps can receive multiple factors influences such as position, puncture needle stop device, lead to the puncture needle can not safe quick recovery problem after accomplishing the puncture.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A puncture needle sleeve clamp, comprising: the clamp comprises a base (1), a first clamp head (2), a second clamp head (3) and a locking piece (4), wherein one side of the base (1) is used for being connected with a connecting rod (0), and the other side of the base is provided with a rotating shaft (5) which is used for being sleeved with the first clamp head (2) and the second clamp head (3); the locking piece (4) comprises a lock pin (401) and a lock catch (402) arranged on the first forceps head (2) and the second forceps head (3), the lock pin (401) is rotatably arranged on the base (1), and the puncture needle sleeve clamp comprises a knob (7) arranged at the upper end of the lock pin (401); when the lock catch (402) is buckled on the lock pin (401), a jaw formed by the first forceps head (2) and the second forceps head (3) is in a closed state for clamping a puncture needle (10);

be equipped with pjncture needle fixed slot (6) on the contact surface of keeping silent, when keeping silent when being in the closure state, be located on first binding clip (2) and second binding clip (3) pjncture needle fixed slot (6) form and are used for fixing the spacing hole of pjncture needle (10).

2. The puncture needle sleeve clamp according to claim 1, wherein the lock pin (401) has a quadrangular strip-shaped structure, the latch (402) has an opening for fitting the lock pin (401) and has a size larger than the length of the narrow side of the lock pin (401) and smaller than the length of the wide side of the lock pin (401), and after the latch (402) is fitted over the lock pin (401) from the narrow side of the lock pin (401) through the opening thereof, the lock pin (401) is rotated to have the wide side thereof corresponding to the opening of the latch (402) to lock the positions of the lock pin (401) and the latch (402).

3. The needle puncture sleeve clamp according to claim 1, wherein the tail ends of the first jaw (2) and the second jaw (3) are provided with pressing protrusions (8).

4. The puncture needle sleeve clamp according to claim 1, comprising a pin (9) for connecting the first binding clip (2) and the second binding clip (3), wherein the pin (9) is sleeved on the rotating shaft (5) of the base (1), and both ports of the pin (9) are provided with limiting protrusions.

5. The needle puncture sleeve clamp according to claim 4, wherein the limiting protrusion at least one end of the pin shaft (9) is a slotted elastic snap structure.

6. A puncture needle sleeve holder according to any one of claims 1 to 5, characterized in that the base (1) is provided with a mounting hole (101) corresponding to the locking pin (401), the locking pin (401) being snapped into the mounting hole (101).

7. The needle hub clamp of claim 6, wherein the latch (401) is disposed in the mounting bore (101) by a resilient snap.

8. A lancing device, characterized in that it comprises a connecting rod (0), a lancet (10) and a lancet cartridge holder according to any one of claims 1 to 7, the base (1) of which is connected on one side to the connecting rod (0) and on the other side clamps the lancet (10) by means of a jaw formed by a first jaw (2) and a second jaw (3).