CN218606769U - Terminal jig and puncture device - Google Patents

Abstract

The utility model relates to a puncture medical instrument technical field discloses a terminal anchor clamps and piercing depth. The end clamp includes: the base, the limiting sleeve and the binding clip that is used for fixed puncture sleeve, one side of base is used for being connected with the connecting rod, and the opposite side is connected with the binding clip, and the limiting sleeve cover is established on the base to along the axial slip of base, switch between the release state that the binding clip was kept away from in order to realize sliding the locking state of cup jointing the binding clip and sliding, make the binding clip carry out centre gripping or release to puncture sleeve. Wherein, one end of the base connected with the binding clip is provided with a butt part which pushes the puncture sleeve away from the clamping range of the binding clip; the limiting sleeve comprises a necking end sleeved with the binding clip, and the inner wall of the necking end is attached to the binding clip. The utility model provides an because adopt the supplementary puncture in-process of robot clinically, terminal anchor clamps can receive multiple factors influences such as position, pjncture needle stop device, lead to the pjncture needle can not safe quick technical problem who retrieves of anchor clamps after accomplishing the puncture.

Description

Terminal jig and puncture device

Technical Field

The utility model relates to a puncture medical instrument technical field particularly, relates to a terminal anchor clamps and piercing depth.

Background

At present, adopt the supplementary puncture in-process of robot clinically, terminal 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 terminal anchor clamps to can realize the quick release of pjncture needle and the convenient recovery of terminal anchor clamps.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide an end anchor clamps and piercing depth to because adopt the supplementary puncture in-process of robot clinically in solving the correlation technique, end anchor clamps can receive multiple factors influences such as position, pjncture needle stop device, lead to the pjncture needle can not be safe the technical problem of quick recovery after accomplishing the puncture anchor clamps.

In order to achieve the above object, in a first aspect, the present invention provides an end clamp.

The end clamp includes: the base, the limiting sleeve and be used for fixed telescopic binding clip of puncture, one side of base is used for being connected with the connecting rod, the opposite side with the binding clip is connected, the limiting sleeve cover is established on the base, and follow the axial slip of base to the realization cup joints in sliding extremely the locking state of binding clip and slides and keep away from switch between the release state of binding clip, make the binding clip to puncture sleeve carries out centre gripping or release. Wherein one end of the base, which is connected with the binding clip, is provided with a butting part which pushes the puncture sleeve away from the clamping range of the binding clip; the limiting sleeve comprises a necking end which is in sleeve joint with the binding clip, and the inner wall of the necking end is attached to the binding clip.

The utility model provides a terminal anchor clamps can follow the gliding limit sleeve of base through the setting to carry out the quick adjustment of lock-out state and release state to the binding clip that is used for carrying out puncture sleeve centre gripping and release, one section of limit sleeve's hasp setting and pedestal connection binding clip is equipped with butt portion, can further improve the compactness of structural connection between base and limit sleeve, thereby improved the speed that the binding clip carries out centre gripping and release to the puncture sleeve. And then solved among the relevant art because adopt the supplementary puncture process of robot clinically, terminal anchor clamps can receive multiple factors influence such as position, pjncture needle stop device, lead to the pjncture needle to accomplish the safe quick technical problem who retrieves of back anchor clamps of puncture.

Preferably, the locking structure comprises a through hole arranged on the limiting sleeve, a limiting groove arranged on the base corresponding to the through hole, and a knob which penetrates through the through hole and is fixed in the limiting groove so as to keep the limiting sleeve and the base in a locking state.

Preferably, the through hole is in threaded connection with the knob.

Preferably, the tool comprises a spring sleeved on the base to push the clamp head to be released from the limiting sleeve to the outside.

Preferably, the limiting sleeve is provided with a positioning groove for preventing the binding clip from slipping off, the binding clip is provided with a positioning bulge corresponding to the positioning groove, and the positioning bulge is slidably arranged in the positioning groove.

Preferably, the positioning protrusion is a positioning shaft.

Preferably, the binding clip is provided with a slot for receiving the abutment.

Preferably, the outer peripheral surface of the limiting sleeve is provided with a holding part, and the holding part at least comprises an anti-skid surface and/or a holding bulge.

In a second aspect, the present invention further provides a puncturing device.

The puncture device comprises a connecting rod, a puncture sleeve, a puncture needle and any one of the tail end clamps, one end of the tail end clamp is connected with the connecting rod, the other end of the tail end clamp is fixed on the puncture sleeve through a binding clip, and the puncture needle is arranged on the puncture sleeve.

Preferably, the puncture sleeve comprises a fixing part for fixing the puncture needle and a handle for placing the puncture sleeve.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. The drawings of the illustrative embodiments and their description are provided to explain the present invention and do not constitute an undue limitation on the invention. In the drawings:

fig. 1 is a schematic view of an end clamp according to the present invention;

FIG. 2 is a schematic cross-sectional view of the pliers head of FIG. 1 in a locked condition;

FIG. 3 is a schematic longitudinal cross-sectional view of the pliers head of FIG. 1 in a locked condition;

FIG. 4 is a schematic longitudinal cross-sectional view of the pliers head of FIG. 1 in a released state;

FIG. 5 is a schematic cross-sectional view of the pliers head of FIG. 1 in a released state;

FIG. 6 is a schematic view of the overall arrangement of the pliers head of FIG. 1 in a released state;

fig. 7 is an overall structural view of the caliper head of fig. 1 in a locked state.

Reference numerals

0. A connecting rod; 1. a base; 101. a limiting groove; 102. an abutting portion; 2. a limiting sleeve; 201. a through hole; 202. positioning a groove; 203. a holding part; 2031. an anti-slip surface; 2032. a grip protrusion; 3. puncturing the sleeve; 301. a fixed part; 302. a handle; 4. a binding clip; 401. positioning the shaft; 5. a knob; 6. a spring; 7. puncturing needle; 8. and (4) an end clamp.

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 "comprises" and "comprising," and any variations thereof, in the description and claims of this invention and the above-described drawings are intended to cover non-exclusive inclusions, 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 explicitly 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", "front", "rear", "inner", "outer", "center", "axial", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship 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 by those of ordinary skill in the art as appropriate.

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

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. 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, the sleeve and the base are connected through the lock joint, the puncture needle is fixed, 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, the influence can be caused on the puncture operation, and the puncture operation is not facilitated.

As shown in fig. 1 to 7, the utility model provides a terminal anchor clamps, this terminal anchor clamps includebase 1,spacing sleeve 2 andbinding clip 4 that is used for fixedpuncture sleeve 3, one side ofbase 1 is used for being connected with connectingrod 0, the opposite side is connected with bindingclip 4, 2 covers of spacing sleeve are established onbase 1, and alongbase 1's axial slip, switch over between the release state that bindingclip 4 was kept away from in order to realize sliding sleeve to bindingclip 4's locking state and slip, makebinding clip 4 carry out centre gripping and release to puncturesleeve 3.

The utility model provides a terminal anchor clamps can follow the gliding stop sleeve of base through the setting to carry out the quick adjustment of lock-out state and release state to the binding clip that is used for puncturing sleeve centre gripping and release, thereby improved the rate that the binding clip carries out centre gripping and release to the puncturing sleeve. And then solved among the correlation technique because adopt the supplementary puncture process of robot clinically, terminal anchor clamps can receive multiple factors such as position, pjncture needle stop device influence, lead to the pjncture needle to accomplish the technical problem that the anchor clamps can not be quick recovery safely after the puncture.

In an alternative embodiment of the present invention, the end clamp includes a locking structure, the locking structure includes a throughhole 201 disposed on the limitingsleeve 2 and aknob 5, theknob 5 is disposed in the limitinggroove 101 on thebase 1 corresponding to the throughhole 201, so that the limitingsleeve 2 and thebase 1 are maintained at theknob 5 in the locking state. In a further alternative embodiment of the present invention, theknob 5 may be disposed in the limitinggroove 101 by plugging to fix the relative position relationship between the limitingsleeve 2 and thebase 1. Theknob 5 and the limitinggroove 101 can be connected through threads. In another further optional embodiment of the present invention, the throughhole 201 is threadedly coupled to theknob 5 to prevent the end clamp from being dislocated due to the gap between the throughhole 201 and theknob 5 during the operation, thereby affecting the stability of the overall structure of the end clamp.

In an alternative embodiment of the present invention, the end clamp includes aspring 6 sleeved on thebase 1 to push thebinding clip 4 to be released from the limitingsleeve 2 to the outside. Specifically, thespring 6 is arranged between the locking structure and thebinding clip 4, when thebinding clip 4 is in a locking state under the action of the limitingsleeve 2, thespring 6 is in a compression state, and when thebinding clip 4 is switched from the locking state to a releasing state, thespring 6 releases elastic force to eject thebinding clip 4 in the releasing direction, so that the releasing speed of thebinding clip 4 is increased. The arrangement of the structure can further improve the convenience and the high efficiency of the operation of the terminal clamp in the puncture operation on the premise of carrying out convenient operation on the clamping and releasing states of thebinding clip 4.

The utility model discloses in the optional embodiment, be equipped with theconstant head tank 202 that is used for preventing the slippage of bindingclip 4 on thespacing sleeve 2, simultaneously, bindingclip 4 correspondsconstant head tank 202 and is equipped with the location arch, should fix a position protruding slip and set up inconstant head tank 202, when bindingclip 4 slides for spacingsleeve 2 relatively, fix a position protruding along with bindingclip 4 slides inconstant head tank 202, when sliding to the tip ofconstant head tank 202, bindingclip 4 receives the restriction in the protruding effect of locationrelative spacing sleeve 2's removal down to slipping in spacingsleeve 2 has been avoided bindingclip 4 in the use. Thepositioning groove 202 on the limitingsleeve 2 is matched with the positioning bulge arranged on thebinding clip 4, so that thebinding clip 4 can be automatically opened conveniently and quickly. In addition, thepositioning groove 202 and the positioning protrusion are relatively arranged to be fixed in a switching path between the locking state and the releasing state of thebinding clip 4 in the limitingsleeve 2, so that the accuracy of position movement of thebinding clip 4 in the limitingsleeve 2 is improved, accidental clamping and fixation caused by improper sliding can be effectively avoided, the axial position movement of thebinding clip 4 relative to the limitingsleeve 2 after each release is limited, namely, thebinding clip 4 is prevented from rotating in the limiting sleeve, and the repeated positioning accuracy is high.

In a further optional embodiment of the present invention, a plurality of positioning protrusions are provided on thebinding clip 4, corresponding to the plurality of positioning protrusions, and a plurality ofpositioning grooves 202 are provided on the limitingsleeve 2. Further, the positioning protrusion may be apositioning shaft 401, a positioning hole for fixing thepositioning shaft 401 is provided on thebit 4, and thepositioning shaft 401 is detachably disposed in the positioning hole. In the operation process, when the limitingsleeve 2 moves towards one side far away from the limitingsleeve 2 under the action of thespring 6, thepositioning groove 202 pulls thepositioning shaft 401 and drives thebinding clip 4 to move, so that thebinding clip 4 is opened to release thepuncture sleeve 3.

In the optional embodiment of the present invention, the one end of thebase 1 connected to thebinding clip 4 is provided with the abuttingportion 102 for pushing thepuncture sleeve 3 away from the clamping range of thebinding clip 4, and the setting of the abuttingportion 102 can make the binding clip release more quickly in the release process of thebinding clip 4. In order to improve the tightness of the overall structure of the end clamp, in a further alternative embodiment, the forcephead 4 is provided with a notch for receiving theabutment 102 for structural reception of theabutment 102 when the forcephead 4 is in the locked state. Preferably, theabutment 102 has a circular arc shape. In the using process, thebase 1 and the abuttingportion 102 are always kept stationary, when the binding clip is in a locking state, the first binding clip and the second binding clip which are oppositely arranged on thebinding clip 4 rotate around the connecting shaft of thebinding clip 4, and when the binding clip moves to the abuttingportion 102, the binding clip does not rotate any more, so that the effect of limiting the movement of thebinding clip 4 is achieved, and the abuttingportion 102 is used for ensuring that the first binding clip and the second binding clip of thebinding clip 4 are located at the same position when being locked every time so as to keep repeated positioning accuracy.

The utility model discloses in the optional embodiment, stopsleeve 2 includes the throat end that cup joints withbinding clip 4, and wherein the insidelaminating binding clip 4 of throat end sets up to improve the smooth degree that 2 removal of relative stop sleeve of bindingclip 4. Preferably, the limitingsleeve 2 is matched with thebinding clip 4 in a conical surface manner during assembly, so that clamping force is guaranteed, and repeated positioning precision is high. In the present invention, in a further optional embodiment, the outer circumferential surface of the limitingsleeve 2 is provided with a holdingportion 203, the holdingportion 203 at least includes ananti-slip surface 2031 and/or a holdingprotrusion 2032, preferably, theanti-slip surface 2031 of the holdingportion 203 is a U-shaped concave surface, which is convenient for placing fingers and extracting the whole structure during the operation. The anti-slip surfaces 2031 are preferably arranged symmetrically at least on both sides of the outer circumference of thestop sleeve 2.

In the using process, the limitingsleeve 2 is pushed forwards along the axial direction of thebase 1, the limitingsleeve 2 simultaneously pushes the jaw of thebinding clip 4 to be closed, the conical surface of the limitingsleeve 2 and the conical surface of thebinding clip 4 are matched to enable thebinding clip 4 to clamp thepuncture sleeve 3, meanwhile, theknob 5 is rotated, theknob 5 is matched with the limitinggroove 101 on thebase 1 to lock the limitingsleeve 2 and thebinding clip 4, and the installation and fixation of the puncture sleeve are completed as shown in fig. 7;

when the puncture is finished and thepuncture sleeve 3 needs to be withdrawn from thetail end clamp 8, theknob 5 is firstly screwed out of the limitinggroove 101 of thebase 1, the limitingsleeve 2 moves backwards under the action of thespring 6, meanwhile, the positioning groove on the limitingsleeve 2 pulls thepositioning shaft 401 to enable the jaw of thebinding clip 4 to be automatically opened, thetail end clamp 8 is completely separated from thepuncture sleeve 3, and then the connectingrod 0 is pulled to drive thetail end clamp 8 to finish the recovery of thetail end clamp 8;

the second aspect of the utility model provides a puncture device, this puncture device include connectingrod 0,puncture sleeve 3,pjncture needle 7 and any kind of above-mentioned terminal anchor clamps 8, 8 one end of this terminal anchor clamps are connected with connectingrod 0, the other end passes through the fixedpuncture sleeve 3 of bindingclip 4,pjncture needle 7 sets up onpuncture sleeve 3. The connectingrod 0 and thetail end clamp 8 can be assembled and clamped through structures or connected through bolts.

In a further alternative embodiment of the invention, the puncturingsleeve 3 comprises a fixingportion 301 for fixing the puncturingneedle 7 and ahandle 302 for placing the puncturingsleeve 3, wherein thehandle 302 can be a protrusion or a plate provided on one side of the fixingportion 301. Thefixed part 301 is preferably of a circular structure so as to be structurally matched with thebinding clip 4, so that thebinding clip 4 can be clamped and released conveniently, the accuracy of the puncture device in puncture operation is improved, and the puncture sleeve can be clamped and released quickly and efficiently. And then solve among the related art because adopt the supplementary puncture process of robot clinically, terminal anchor clamps can receive multiple factors such as position, pjncture needle stop device influence, lead to the pjncture needle to accomplish the technical problem that the anchor clamps can not be quick recovery safely after the puncture. In addition the utility model provides a puncture device only need change the puncture sleeve to the pjncture needle of different models, does not need the dismouting to change terminal anchor clamps. Convenient and fast use and saves the puncture time.

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 (10)

1. An end clamp, comprising: the puncture sleeve comprises a base (1), a limiting sleeve (2) and a binding clip (4) for fixing a puncture sleeve (3), wherein one side of the base (1) is used for being connected with a connecting rod (0), the other side of the base is connected with the binding clip (4), the limiting sleeve (2) is sleeved on the base (1) and slides along the axial direction of the base (1) so as to realize switching between a locking state that the limiting sleeve is sleeved on the binding clip (4) in a sliding manner and a release state that the limiting sleeve is far away from the binding clip (4) in a sliding manner, and the binding clip (4) clamps or releases the puncture sleeve (3); wherein,

one end of the base (1) connected with the forceps head (4) is provided with an abutting part (102) which pushes the puncture sleeve (3) away from the clamping range of the forceps head (4); the limiting sleeve (2) comprises a necking end sleeved with the binding clip (4), and the inner wall of the necking end is attached to the binding clip (4).

2. The end clamp according to claim 1, characterized in that it comprises a locking structure comprising a through hole (201) provided on the restraining sleeve (2), a restraining groove (101) provided on the base (1) in correspondence of the through hole (201), and a knob (5) fixed in the restraining groove (101) through the through hole (201) to keep the restraining sleeve (2) and the base (1) in a locked state.

3. The end clamp according to claim 2, characterized in that the through hole (201) is threaded with the knob (5).

4. The end clamp according to claim 1, characterized in that it comprises a spring (6) fitted over said base (1) to push said pincer head (4) to be released externally from said restraining sleeve (2).

5. The end clamp according to claim 1, characterized in that the limiting sleeve (2) is provided with a positioning groove (202) for preventing the binding clip (4) from slipping off, the binding clip (4) is provided with a positioning protrusion corresponding to the positioning groove (202), and the positioning protrusion is slidably arranged in the positioning groove (202).

6. The end clamp according to claim 5, wherein the positioning projection is a positioning shaft (401).

7. The end clamp according to claim 1, characterized in that the binding clip (4) is provided with a notch for receiving the abutment (102).

8. The end clamp according to claim 1, characterized in that a gripping portion (203) is provided on the outer circumference of the stop sleeve (2), the gripping portion (203) comprising at least an anti-slip surface (2031) and/or a gripping protrusion (2032).

9. A puncture device, characterized by comprising a connecting rod (0), a puncture sleeve (3), a puncture needle (7) and a tip holder (8) according to any one of claims 1 to 8, wherein one end of the tip holder (8) is connected to the connecting rod (0), the other end of the tip holder is fixed to the puncture sleeve (3) by a binding clip (4), and the puncture needle (7) is disposed on the puncture sleeve (3).

10. Puncturing device according to claim 9, wherein the puncturing sleeve (3) comprises a fixation part (301) for fixation of the puncturing needle (7) and a handle (302) for positioning of the puncturing sleeve (3).

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