CN213552048U - Fascia closer with puncture function - Google Patents

Abstract

The utility model discloses a manadesma closer with puncture function belongs to operation puncture and sews up technical field. Including needle cap, connecting rod, pull rod loose axle, syringe needle, dabber and collude the line needle, connecting rod one end fixedly connected with the syringe needle, syringe needle and connecting rod are equipped with wire winding groove outward, the activity of pull rod loose axle sets up inside the connecting rod, the connecting rod is equipped with the pinhole that can pass the line needle of colluding, the dabber is established inside connecting rod and syringe needle, the dabber both ends respectively with pull rod loose axle one end and syringe needle fixed connection, connecting rod and syringe needle inside are equipped with and supply pull rod loose axle and dabber gliding space, the needle cap is located the connecting rod other end is connected with pull rod loose axle other end buckle. Aiming at the technical problem of inconvenient operation of puncture and suture operations in the prior art, the puncture and suture device has the functions of puncture and suture, solves the problem of inconvenient use of the puncture device and the fascia closer, and reduces the operation cost of patients.

Description

Fascia closer with puncture function

Technical Field

The utility model relates to a technical field is sewed up in the operation puncture, concretely relates to manadesma closer with puncture function.

Background

Minimally invasive surgery has small wound, light pain and quick recovery, so the minimally invasive surgery is a widely used surgery mode at present. When minimally invasive surgery is performed, a puncture needle needs to be inserted into a puncture cannula to puncture the abdominal wall according to relevant surgical rules. After the abdominal wall is punctured, the puncture cannula and the puncture needle are placed at proper positions, and the puncture needle is pulled out. The puncture cannula left on the abdominal wall can be used as an access channel for the endoscope or surgical instrument. After the operation is finished, the suture type puncture needle is used for suturing the inner orifices of the operation holes together, and the outer orifices of the operation holes are sutured together after the inner orifices are sutured; for doctors, a plurality of medical instruments are needed to be matched, and the use is inconvenient, and for patients, the operation process is complex and the operation cost is high due to the use of the plurality of medical instruments.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

To puncture among the prior art, sew up the inconvenient technical problem of operation, the utility model provides a manadesma closer with puncture function, it possesses the puncture and sews up the function, has solved puncture ware and the manadesma closer and has separately awkward problem, has reduced patient's operation expense.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

the utility model provides a manadesma closer with puncture function, includes needle cap, connecting rod, pull rod loose axle, syringe needle, dabber and colludes the line needle, connecting rod one end fixedly connected with the syringe needle, syringe needle and connecting rod are equipped with wire winding groove outward, the activity of pull rod loose axle sets up inside the connecting rod, the connecting rod is equipped with the pinhole that can pass the line needle of colluding, the dabber is established inside connecting rod and syringe needle, the dabber both ends respectively with pull rod loose axle one end and syringe needle fixed connection, connecting rod and syringe needle inside are equipped with and supply pull rod loose axle and dabber gliding space, the needle cap is located the connecting rod other end is connected with pull rod loose axle other end buckle.

When the puncture is needed in the operation, the fascia closer can be used as a puncture outfit. The needle cap is connected with the pull rod movable shaft in a buckling mode, the fascia closer is placed into the puncture cannula, and the needle cap is arranged at one end of the puncture cannula. The fascia closer and the puncture cannula are punctured into the abdominal cavity by holding the needle cap. After the puncture is successful, the fascia closer is taken out, and the puncture cannula is left on the abdominal wall to be used as a channel of a surgical instrument. When in operation suture, the fascia closer is separated from the needle cap buckle, and the suture is fixed in the winding groove. The winding groove winding route that the connecting rod is close to needle cap one end is L shape, and the connecting rod is close to the relative both sides in winding groove clearance of needle cap one end and is equipped with the silica gel gasket respectively, and the fixed stylolite that can be fine of design prevents that the stylolite from breaking away from the manadesma closer like this. The fascia closer is placed into the puncture cannula to a certain depth, and then the puncture cannula is separated from the abdominal wall. The pull rod movable shaft is pulled and is fixedly locked, the pull rod movable shaft drives the mandrel and the needle head to move, and the needle head is in an open state in the abdominal wall. The crochet needle is inserted into the abdominal wall along the needle hole at one side of the connecting rod, then one end of the suture is pulled out by the crochet needle, and the other end of the suture is pulled out by the crochet needle from the needle hole at the other side of the connecting rod. The needle hole can accurately guide the suture needle to penetrate into the abdominal wall to grab the suture. And finally, unlocking the pull rod movable shaft and pushing the pull rod movable shaft to close the needle head, then separating the fascia closer from the abdominal wall, and tying the pulled suture line to finish the suture. The fascia closer is connected with the needle cap through the buckle and can be used as a puncture outfit, and the fascia closer can be separated from the needle cap through the buckle and can be used as a fascia closer for suturing, so that the use is convenient, the surgical instruments are reduced, and the surgical cost is further reduced.

Optionally, the needle cap includes a needle cap detachment button, a fascia closer connection button and a cap shell, one end of the needle cap detachment button is provided with a needle cap buckle protrusion, one end of the pull rod movable shaft connected with the needle cap is provided with a needle cap buckle groove matched with the needle cap buckle protrusion, one end of the needle cap detachment button is bent into an acute angle, one edge of the acute angle is inserted into the cap shell, the other edge of the acute angle is arranged in the cap shell surface groove, the connection position of the pull rod movable shaft and the needle cap detachment button is arranged in the cap shell, the fascia closer connection button is arranged on two sides of the cap shell, one end of the fascia closer connection button abuts against the needle cap detachment button, the fascia closer connection button is provided with a protrusion button, and the protrusion button is arranged in a hole on two sides of the needle cap.

Optionally, the syringe needle includes needle point and connector, the connector includes first connection piece and second connection piece, first connection piece and second connection piece are established in the syringe needle both sides, first connection piece one end and second connection piece one end are connected, the other end and the needle point structure as an organic whole of first connection piece, the other end and the connecting rod buckle of second connection piece are connected, the one end that second connection piece and connecting rod are connected is equipped with first recess, the position that connecting rod and second connection piece are connected is equipped with the first arch with first recess assorted.

Optionally, sliding grooves are respectively formed in two sides of the pull rod movable shaft, a first limiting groove and a second limiting groove are formed in two ends of one side of each sliding groove, and limiting protrusions matched with the first limiting groove and the second limiting groove are arranged in one end, away from the needle head, of the connecting rod.

Optionally, the two opposite sides of the connecting rod are provided with connecting rod guide grooves, the two ends of each connecting rod guide groove are provided with a first guide groove concave part and a second guide groove concave part, one end, close to the needle cap, of the pull rod movable shaft is provided with a locking hole, a locking spring is arranged in the locking hole, the two ends of the locking spring are fixedly locked with positioning pieces, the locking positioning pieces are fixedly connected with a locking switch, and the locking switch is embedded into the first guide groove concave part or the second guide groove concave part.

Optionally, the one end that the needle cap was kept away from to the pull rod loose axle is equipped with the axis of rotation, the axis of rotation sets up in location portion, location portion includes first spacer and second spacer, first spacer and second spacer be equipped with axis of rotation shape assorted rotating shaft groove, the rotating shaft groove both sides of first spacer are equipped with the mating holes, the rotating shaft groove both sides of second spacer be equipped with mating holes assorted cooperation arch.

Optionally, the one end that the axis of rotation was kept away from to first spacer and second spacer is equipped with the dabber recess, the dabber recess of first spacer is equipped with the fixed orifices, the dabber recess of second spacer is equipped with the fixed arch that matches with the dabber fixed orifices, dabber one end be equipped with fixed protruding complex first aperture, the dabber other end is equipped with the second aperture of being connected with the needle point.

Optionally, the thread hooking needle comprises a push rod, an outer sleeve, a needle body and a needle tube, one end of the needle body is fixedly connected with the push rod, the other end of the needle body is provided with a grapple, the needle body and the grapple are arranged in the needle tube, one end of the needle body connected with the push rod and one end of the needle tube far away from the grapple are arranged in the outer sleeve, the outer sleeve is provided with one end for connecting the needle body with the push rod and a cavity for moving one end of the needle tube far away from the grapple, two sides of the joint of the push rod and the needle body are respectively provided with a tooth, one end of the needle body is connected with the push rod between the two teeth, the needle body between the two teeth is sequentially sleeved with a fixed sleeve and a first spring, one end of the needle tube, which is arranged in the outer sleeve, a separation blade is arranged in the outer sleeve between the separation, the outer sleeve is provided with a baffle at one end far away from the needle cap, the baffle is provided with a hole for the locating sleeve to pass through, a second spring is arranged outside the locating sleeve, one end of the second spring is abutted against the baffle, the other end of the second spring is abutted against the end part of the locating sleeve, and the radius of the end part of the locating sleeve is larger than that of the second spring.

Optionally, the second connecting piece is provided with a line grabbing hole, the connecting rod is provided with a line fixing nail (322) matched with the line grabbing hole, and the line fixing nail is provided with a line fixing groove.

Optionally, both sides of the wire grabbing hole are provided with wire fixing clamping pieces, one side of each wire fixing clamping piece is attached to the second connecting piece, and a gap is formed between the other side of each wire fixing clamping piece and the second connecting piece.

Before sewing, the suture is wound into the winding groove and wound into the suture fixing sheet to fix the suture. Then the pull rod movable shaft is pulled to open the needle head, and the suture is in the center of the suture grasping hole. The line hooking needle reaches the center of the line grabbing hole through the needle hole, and the line hooking needle is guaranteed to accurately grab a line.

A fascia closer with a puncture function, which comprises the following steps:

A. constructing the fascia closer with the puncture function in any one of the above items;

B. when the operation needs puncturing, the pull rod movable shaft of the fascia closer is placed into the cavity of the needle cap, the connection button of the fascia closer is pressed, and the buckle protrusion of the needle cap is pushed into the buckle groove of the needle cap to complete connection. Then the fascia closer is placed in the puncture sleeve, the needle cap and the puncture sleeve are held by hand to puncture, the fascia closer is taken out of the puncture sleeve after the puncture is successful, and the puncture sleeve is left in the abdominal cavity to be used as a passage for the surgical instrument to pass in and out;

C. when the operation needs to be sutured, the needle cap separating button is pressed and simultaneously slides outwards, and the needle cap buckle bulge moves downwards and outwards to separate from the needle cap buckle groove. The pull rod movable shaft is removed from the cavity of the needle cap, and the fascia closer is separated from the needle cap. Winding the suture line into the winding groove for fixing, then placing the fascia closer into the puncture cannula, and separating the puncture cannula from the abdominal cavity;

D. the pull rod movable shaft of the fascia closer is pulled upwards. When the second limiting groove and the limiting protrusion are on the same plane, the pull rod movable shaft is rotated, and the limiting protrusion is clamped into the second limiting groove, so that the pull rod movable shaft is locked. At the moment, the first connecting sheet and the second connecting sheet are bent to form a triangle, and the needle head is in an open state;

E. the crochet needle is inserted into the abdominal wall according to a needle hole path, when the crochet needle is completely inserted into the needle hole, the push rod is pushed, the push rod moves to push the needle body to move forwards, one end of the needle body, provided with the grapple, extends out of the needle tube, and the grapple is opened. The push rod is continuously pushed, the fixing sleeve pushes the first spring, the first spring is in contact with the blocking piece, and the first spring is compressed. The push rod is continuously pushed, the two teeth of the push rod push the positioning sleeve to move, the second spring on the positioning sleeve is compressed, the needle tube starts to move forwards, and at the moment, the needle tube and the needle body move forwards together. The needle tube and the needle body move to the most forward end, and the suture is arranged between the opened grapples. Then the force on the push rod is relieved, the first spring and the second spring rebound, the grapple of the needle body retreats into the needle tube, and the grapple grabs the thread and closes. Then the first spring and the second spring drive the needle body, the needle tube and the push rod to restore the initial state, and the line is successfully grabbed. The suture hooking needle is withdrawn from the needle hole, and one end of the suture is hooked out of the abdominal wall. Then, the other end of the suture is grabbed out by using the same method to grab the suture in the needle hole on the other side of the connecting rod.

F. The movable shaft of the pull rod is rotated to enable the limiting bulge to be arranged in the sliding groove. The pull rod movable shaft is pushed downwards, when the first limiting groove and the limiting protrusion are on the same plane, the pull rod movable shaft is rotated, and the limiting protrusion is clamped into the first limiting groove, so that the pull rod movable shaft is locked. At the moment, the first connecting sheet and the second connecting sheet extend on the same straight line, and the needle head is in a closed state;

G. the fascia closer is separated from the abdominal cavity, and then both ends of the suture are tied to complete the suture.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the embodiment of the utility model provides an embodiment manadesma closer has puncture and sutural function simultaneously, both can use as the puncture ware, also can use as the suturing device. Convenient to use and reduces the operation cost.

(2) The embodiment of the utility model provides an in the wire winding route design of wire winding groove is the L type to the both sides that the wire winding groove is relative are equipped with the silica gel gasket, and the fixed stylolite that can be fine is designed like this, makes the stylolite difficult for deviating from, prevents that the stylolite from breaking away from the manadesma closer.

(3) The embodiment of the utility model provides an in the embodiment needle cap pass through the buckle with the pull rod loose axle and be connected, make needle cap and pull rod loose axle can high-speed joint and separation, make things convenient for the puncture of manadesma closer and sew up the conversion of function.

(4) The embodiment of the utility model provides an in solidus clamping piece can inject the stylolite in the central point who grabs the line hole and put. The thread hooking needle can accurately reach the center position of the thread grabbing hole along the needle hole path. When the thread hooking needle grabs the thread, the grabs are opened, so that the suture thread is between the grabs, and the thread hooking needle can accurately grab the thread.

Drawings

Fig. 1 is a schematic view illustrating a state of suturing a fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 2 is a schematic view of a puncture state of a fascia closer with a puncture function according to an embodiment of the present invention;

fig. 3 is a schematic view of a fascia closer needle cap with a puncturing function according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a fascia closer needle cap with a puncturing function according to an embodiment of the present invention;

fig. 5 is a schematic view of an open state of a needle of a fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 6 is a schematic view of a fascia closer thread-fixing clip with a puncturing function according to an embodiment of the present invention;

fig. 7 is a schematic view illustrating a state of winding a fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 8 is a schematic view of a fascia closer thread-fixing nail with a puncturing function according to an embodiment of the present invention;

fig. 9 is a schematic view of a fascia closer winding slot with a puncturing function according to an embodiment of the present invention;

fig. 10 is a cross-sectional view of a winding slot of a fascia closer with a puncturing function according to an embodiment of the present invention;

FIG. 11 is a cross-sectional view of a fascia obturator having a puncturing function according to an embodiment of the present invention;

FIG. 12 is a second cross-sectional view of a fascia obturator with puncturing function according to an embodiment of the present invention;

fig. 13 is a schematic view of a movable shaft of a fascia closer pull rod with a puncturing function according to an embodiment of the present invention;

fig. 14 is a schematic view of a first positioning sheet of a fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 15 is a schematic view of a second positioning plate of the fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 16 is a schematic view illustrating a connection manner of a fascia closer mandrel and a positioning plate with a puncturing function according to an embodiment of the present invention;

fig. 17 is a schematic view of a connection manner of a fascia closer mandrel and a needle head with a puncturing function according to an embodiment of the present invention;

fig. 18 is a schematic view of the position of a needle hole of a fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 19 is a schematic view of a locking switch of a fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 20 is a second schematic view of a locking switch of a fascia closer with a puncturing function according to an embodiment of the present invention;

fig. 21 is a schematic view of an initial state of a fascia closer hook needle with a puncturing function according to an embodiment of the present invention;

fig. 22 is a schematic view showing a state of a thread-grasping of a hook needle of a fascia closer having a puncturing function according to an embodiment of the present invention;

fig. 23 is a second view illustrating a state of the fascia closer with a puncture function in a thread-grasping state.

The reference numerals in the schematic drawings illustrate:

1. a needle cap; 11. a needle cap release button; 12. the fascia closer is connected with the button; 111. the needle cap is buckled with the bulge; 2. a connecting rod; 21. a pinhole; 22. a connecting rod guide groove; 23. a locking switch; 24. a first groove; 221. a second guide groove recess; 222. a first guide groove recess; 231. locking the positioning sheet; 232. a locking spring; 3. a needle head; 30. a pin; 31. a first connecting piece; 32. a second connecting sheet; 321. fixing the wire clamping piece; 322. fixing the wire nail; 323. a wire grabbing hole; 324. a first protrusion; 4. a pull rod movable shaft; 41. a needle cap snap groove; 42. a limiting bulge; 411. a first limit groove; 412 a second retaining groove; 43. a sliding groove; 44. a positioning part; 441; a mating hole; 442; a mating protrusion; 443. a fixing hole; 444. a rotating shaft groove; 445. a mandrel recess; 446. a fixed protrusion; 45. a rotating shaft; 5. a thread hooking needle; 572. a first spring; 571. a baffle plate; 55. a push rod; 51. fixing a sleeve; 53. a needle body; 54. a needle tube; 541. a positioning sleeve; 56. a grapple; 57. an outer sleeve; 6. a winding slot; 61. a silica gel gasket; 7. a mandrel; 71. a first aperture; 72. a second aperture; 8. and (4) sewing.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings 1-23 and the accompanying examples.

Example 1

Combine attached 1-23, the manadesma closer with puncture function of this embodiment, including needle cap 1, connecting rod 2, pull rod loose axle 4, syringe needle 3, dabber 7 and collude line needle 5, 2 one end fixedly connected with of connecting rod syringe needle 3, syringe needle 3 and connecting rod 2 are equipped with wire winding groove 6 outward, the activity of pull rod loose axle 4 sets up inside connecting rod 2, connecting rod 2 is equipped with the pinhole 21 that can pass collude line needle 5, dabber 7 is established inside connecting rod 2 and syringe needle 3, 7 both ends of dabber respectively with 4 one ends of pull rod loose axle and 3 fixed connection of syringe needle, connecting rod 2 and 3 inside confession pull rod loose axle 4 and the gliding space of dabber 7 that are equipped with of syringe needle, needle cap 1 is located the 2 other ends of connecting rod are connected with 4 other end buckles of pull rod loose axle.

When the puncture is needed in the operation, the fascia closer can be used as a puncture outfit. The needle cap 1 is connected with the pull rod movable shaft 4 in a buckling mode, the fascia closer is placed in the puncture cannula, and the needle cap 1 is arranged at one end of the puncture cannula. The fascia closer and the puncture cannula are punctured into the abdominal cavity by holding the needle cap 1 by hand. After the puncture is successful, the fascia closer is taken out, and the puncture cannula is left on the abdominal wall to be used as a channel of a surgical instrument. When in operation suture, the fascia closer is separated from the needle cap 1 by a buckle, and the suture 8 is fixed in the winding groove 6. The connecting rod 2 is close to the 6 wire winding routes in wire winding groove of needle cap 1 one end and is the L shape, and connecting rod 2 is close to the 6 opposite both sides in clearance in wire winding groove of needle cap 1 one end and is equipped with silica gel gasket 61 respectively, and fixed stylolite 8 that design can be fine like this prevents that stylolite 8 from breaking away from the manadesma closer. The fascia closer is placed into the puncture cannula to a certain depth, and then the puncture cannula is separated from the abdominal wall. The pull rod movable shaft 4 is pulled and the pull rod movable shaft 4 is fixed and locked, the pull rod movable shaft 4 drives the mandrel 7 and the needle head 3 to move, and the needle head 3 is in an open state in the abdominal wall. The crocheting needle is inserted into the abdominal wall along the needle hole 21 at one side of the connecting rod 2, then one end of the suture 8 is pulled out by the crocheting needle 5, and the other end of the suture 8 is pulled out by the crocheting needle 5 from the needle hole 21 at the other side of the connecting rod 2. The needle hole 21 can accurately guide the suture needle to penetrate into the abdominal wall grabbing suture 8. And finally, unlocking the pull rod movable shaft 4 and pushing the pull rod movable shaft 4 to close the needle head 3, then separating the fascia closer from the abdominal wall, and tying the pulled suture line 8 to finish the suture. The fascia closer is connected with the needle cap 1 through a buckle and can be used as a puncture outfit, and the fascia closer can be separated from the needle cap 1 through the buckle and can also be used as a fascia closer for suturing, so that the use is convenient, the surgical instruments are reduced, and the surgical cost is further reduced.

Example 2

With reference to fig. 2-4, in the fascia closer with a puncturing function of this embodiment, compared with the technical solution of embodiment 1, the needle cap 1 includes a needle cap detachment button 11, a fascia closer connection button 12, and a cap shell, one end of the needle cap detachment button 11 is provided with a needle cap fastening protrusion 111, one end of the pull rod movable shaft 4 connected to the needle cap 1 is provided with a needle cap fastening groove 41 matched with the needle cap fastening protrusion 111, one end of the needle cap detachment button 11 is bent to be an acute angle, one acute angle side is inserted into the cap shell, the other acute angle side is provided in the cap shell surface groove, the connection point of the pull rod movable shaft 4 and the needle cap detachment button 11 is provided in the cap shell, the fascia closer connection button 12 is provided at both sides of the cap shell, one end of the fascia closer connection button 12 abuts against the needle cap detachment button 11, the fascia closer connection button 12 is provided with a protrusion button, the convex buttons are arranged in holes at two sides of the needle cap 1.

When the fascia closer is used as a puncture outfit, the pull rod movable shaft 4 is connected with the needle cap 1. One end of the pull rod movable shaft 4 far away from the needle head 3 is inserted into the cap shell, the fascia closer connecting button 12 is pressed at the moment, the fascia closer connecting button 12 pushes the needle cap separating button 11 to be close to the pull rod movable shaft 4, and the needle cap clamping protrusion 111 of the needle cap separating button 11 is clamped into the needle cap clamping groove 41. When the fascia closer is used as a suture instrument, the fascia closer needs to be separated from the needle cap 1, the needle cap separation button 11 is pressed and outwardly slid, the needle cap separation button 11 moves downwards and outwardly when the needle cap separation button 11 is pressed, the needle cap clamping protrusion 111 is separated from the needle cap clamping groove 41, and at the moment, the pull rod movable shaft 4 is separated from the needle cap 1. The needle cap catching protrusion 111 and the needle cap catching groove 41 may be formed in a triangular shape, so that the needle cap catching protrusion 111 and the needle cap catching groove 41 are conveniently separated by sliding.

Example 3

With reference to fig. 5, 11 and 12, the fascia closer with a puncturing function according to the embodiment is compared with the technical scheme of embodiment 1 or 2, the needle includes a needle point and a connecting body, the connecting body includes a first connecting piece 31 and a second connecting piece 32, the first connecting piece 31 and the second connecting piece 32 are arranged on two sides of the needle, one end of the first connecting piece 31 is connected with one end of the second connecting piece 32, the other end of the first connecting piece 31 is integrated with the needle point, the other end of the second connecting piece 32 is connected with the connecting rod 2 in a buckling manner, one end of the second connecting piece 32 connected with the connecting rod 2 is provided with a first groove 24, and a first protrusion 324 matched with the first groove 24 is arranged at a position where the connecting rod 2 is connected with the second connecting piece 32.

The first connecting piece 31 and the second connecting piece 32 are of an integral structure. The junction of the first connecting piece 31 and the second connecting piece 32, the junction of the first connecting piece 31 and the needle point and the junction of the second connecting piece 32 close to the buckle are thinner. When the pull rod movable shaft 4 drives the needle head 3 to open through the mandrel 7, the joint of the first connecting sheet 31 and the second connecting sheet 32, the joint of the first connecting sheet 31 and the needle point and the joint of the second connecting sheet 32 close to the buckle are bent, and the first connecting sheet 31 and the second connecting sheet 32 enclose a triangle. The pull rod movable shaft 4 is fixed and locked, and can fix the triangle formed by the first connecting sheet 31 and the second connecting sheet 32, so as to prevent the fascia closer from being separated from the abdominal cavity during sewing. The first groove 24 of the second connecting piece 32 can be connected with the connecting rod 2 by clamping the first protrusion 324 of the connecting rod 2. The buckle connection mode can be firmly connected with the second connecting piece 32 and the connecting rod 2, and the second connecting piece 32 can be separated from the connecting rod 2, so that the use is convenient.

Example 4

With reference to fig. 11 to 13, in the fascia closer with a puncturing function according to this embodiment, compared with any one of the technical solutions of embodiments 1 to 3, sliding grooves 43 are respectively disposed on two sides of the pull rod movable shaft 4, a first limiting groove 411 and a second limiting groove 412 are disposed at two ends of one side of the sliding groove 43, and a limiting protrusion 42 matched with the first limiting groove 411 and the second limiting groove 412 is disposed inside one end of the connecting rod 2 away from the needle 3.

The first limiting groove 411 and the second limiting groove 412 on two sides of the pull rod movable shaft 4 are opposite, and the first limiting groove 411 and the second limiting groove 412 on two sides of the pull rod movable shaft 4 are distributed at two ends of the diameter of the pull rod movable shaft 4. The pull rod movable shaft 4 is pulled upwards, the sliding groove 43 moves upwards, and the limiting protrusion 42 is arranged in the space of the sliding groove 43. When the needle head 3 is completely opened, the pull rod movable shaft 4 is rotated, the limit protrusion 42 is clamped into the second limit groove 412, the pull rod movable shaft 4 is locked, and the needle head 3 is maintained in an opened state. When the needle head 3 needs to be closed after suturing, the pull rod movable shaft 4 is rotated to enable the limiting protrusion 42 to be in the sliding groove 43, and then the pull rod movable shaft 4 can be unlocked. The pull rod movable shaft 4 is pushed, the needle head 3 is closed, the limiting protrusion 42 of the pull rod movable shaft 4 is rotated to be clamped into the first limiting groove 411, the pull rod movable shaft 4 is locked, and the needle head 3 is maintained in a closed state. The open and close state of the needle head 3 is locked by pulling the pull rod movable shaft 4, and the use is convenient.

Example 5

With reference to fig. 19 and 20, in the fascia closer with a puncturing function of this embodiment, compared with any one of the technical solutions of embodiments 1 to 4, two opposite sides of the connecting rod 2 are provided with connecting rod guide slots 22, two ends of the connecting rod guide slot 22 are provided with a first guide slot concave portion 222 and a second guide slot concave portion 221, one end of the pull rod movable shaft 4 close to the needle cap 1 is provided with a locking hole, a locking spring 232 is arranged in the locking hole, two ends of the locking spring 232 are fixed with a locking positioning plate 231, the locking positioning plate 231 is fixedly connected with the locking switch 23, and the locking switch 23 is embedded in the first guide slot concave portion 222 or the second guide slot concave portion 221.

The locking switch 23 can be inserted into the first guide groove recess 222 or the second guide groove recess 221 and slightly protrudes on the surface of the connecting rod 2. When the needle is used, the locking switches 23 on the two sides of the connecting rod 2 are pressed, the locking spring 232 is compressed, the clamping part of the locking switch 23 and the first guide groove concave part 222 is pressed into the cavity of the connecting rod 2, the locking switch 23 is pressed to slide upwards, the locking switch 23 slides to the second guide groove concave part 221 to release the pressing of the locking switch 23, the locking spring 232 rebounds and extends to enable the locking switch 23 to be embedded into the second guide groove concave part 221, the pull rod movable shaft 4 is locked, and the needle 3 is in an open state at the moment. When the needle 3 needs to be closed after suturing, the locking switch 23 is pressed to slide downwards, the needle slides to the first guide groove concave part 222 to release the pressing of the locking switch 23, the locking spring 232 rebounds and extends to enable the locking switch 23 to be embedded into the first guide groove concave part 222, the pull rod movable shaft 4 is locked, and the needle 3 is in a closed state. The open and close state of the needle head 3 is locked by pulling the pull rod movable shaft 4, and the use is convenient.

Example 6

With reference to fig. 14 to 16, in the fascia closer with a puncturing function according to this embodiment, compared with any one of the technical solutions of embodiments 1 to 5, a rotation shaft 45 is disposed at one end of the pull rod movable shaft 4 away from the needle cap 1, the rotation shaft 45 is disposed in the positioning portion 44, the positioning portion 44 includes a first positioning piece and a second positioning piece, the first positioning piece and the second positioning piece are provided with a rotation shaft groove 444 matched with the rotation shaft 45 in shape, matching holes 441 are disposed on two sides of the rotation shaft groove 444 of the first positioning piece, and matching protrusions 442 matched with the matching holes 441 are disposed on two sides of the rotation shaft groove 444 of the second positioning piece.

The first positioning sheet is connected with the second positioning sheet in a clamping manner. During installation, the rotating shaft is placed in the rotating shaft groove 444, the matching protrusion 442 is clamped into the matching hole 441, that is, the first positioning piece and the second positioning piece are connected, and the rotating shaft 45 is wrapped by the first positioning piece and the second positioning piece, so that the rotating shaft can rotate in the positioning portion 44. The pull rod movable shaft 4 needs to rotate when being locked, but the pull rod movable shaft 4 does not need to rotate to drive the mandrel 7 to rotate, so that the two are in transition connection by the positioning part 44. When the pull rod movable shaft 4 is locked, the pull rod movable shaft 4 needs to be rotated. Because the rotating shaft 45 is arranged in the rotating shaft groove 444, the pull rod movable shaft 4 rotates to drive the rotating shaft 45 to rotate, and a space for the rotating shaft 45 to rotate is arranged in the rotating shaft groove 444, the rotating of the pull rod movable shaft 4 can not drive the positioning part 44 to rotate, and further can not drive the core shaft 7 to rotate. Through the setting of location portion 44, realize that pull rod loose axle 4 drives dabber 7 rectilinear movement, can not drive dabber 7 and rotate, realize the locking to syringe needle 3 open, closed state.

Example 7

With reference to fig. 14 to 17, in the fascia closer with a puncturing function according to this embodiment, compared with any one of the technical solutions of embodiments 1 to 6, a spindle groove 445 is disposed at one end of the first positioning plate and the second positioning plate away from the rotating shaft 45, a fixing hole 443 is disposed in the spindle groove 445 of the first positioning plate, a fixing protrusion 446 matching with the spindle fixing hole 443 is disposed in the spindle groove 445 of the second positioning plate, a first aperture 71 matching with the fixing protrusion 446 is disposed at one end of the spindle 7, and a second aperture 72 connected with the needle point is disposed at the other end of the spindle 7.

One end of the mandrel 7 is disposed in the mandrel groove 445, the fixing projection 446 passes through the first aperture 71 of the mandrel 7, and then the fixing projection 446 is engaged with the mandrel fixing hole 443 to fix one end of the mandrel 7 in the positioning portion 44. The other end of the mandrel 7 is connected with the needle point through a pin 30, two sides of the needle point are respectively provided with a pin hole, the pin holes and the second aperture 72 are in the same straight line, and the pin 30 is inserted into the pin 30 hole and the second aperture 72 to connect the mandrel 7 with the needle head 3. The pull rod movable shaft 4 drives the mandrel 7 to move linearly, the mandrel 7 drives the needle head 3 to move, and the opening and closing states of the needle head 3 are changed.

Example 8

With reference to fig. 21-23, in the fascia closer with a puncturing function of this embodiment, compared with any of the technical solutions of embodiments 1-7, the suture hooking needle 5 includes a push rod 55, an outer sleeve 57, a needle body 53 and a needle tube 54, one end of the needle body 53 is fixedly connected to the push rod 55, the other end of the needle body 53 is provided with a grapple 56, the needle body 53 and the grapple 56 are disposed in the needle tube 54, one end of the needle body 53 connected to the push rod 55 and one end of the needle tube 54 far from the grapple 56 are disposed in the outer sleeve 57, the outer sleeve 57 is provided with a cavity for moving the end of the needle body 53 connected to the push rod 55 and the end of the needle tube 54 far from the grapple 56, two sides of the connection between the push rod 55 and the needle body 53 are respectively provided with a tooth, one end of the needle body 53 is connected to the push rod 55 between the two, a positioning sleeve 541 is fixed at one end of the needle tube 54, which is inserted into the outer sleeve 57, a baffle 571 is arranged inside the outer sleeve 57 between the positioning sleeve 541 and the first spring 572, a third aperture through which the needle body 53 passes is arranged in the baffle 571, a positioning sleeve end portion is arranged at one end of the positioning sleeve 541, which is close to the baffle 571, a baffle is arranged at one end of the outer sleeve 57, which is far away from the needle cap 1, a hole through which the positioning sleeve 541 passes is arranged in the baffle, a second spring is arranged outside the positioning sleeve 541, one end of the second spring abuts against the baffle, the other end of the second spring abuts against the positioning sleeve end portion, and the radius of the positioning sleeve end portion is larger than the radius of the.

When the thread is grabbed in the operation, the needle body 53 of the thread hooking needle 5 is inserted into the needle hole 21 of the connecting rod 2 and extends into the needle hole 21 according to the path of the needle hole 21 to grab the thread. When hooking the thread, firstly pushing the push rod 55 to move, the push rod 55 moves to push the needle body 53 to move forwards, the needle body 53 moves the needle tube 54 to be not moved, one end of the needle body 53 provided with the grapple 56 extends out of the needle tube 54, and the grapple 56 is opened. When the push rod 55 is pushed, the fixing sleeve 51 pushes the first spring 572, the first spring 572 contacts the baffle 571, the radius of the first spring 572 is smaller than that of the baffle 571, and the first spring 572 compresses. The distance between two teeth of the push rod 55 is greater than the width of the baffle 571, and the two teeth of the push rod 55 can cross the baffle 571 and contact with the end of the positioning sleeve 541. When the push rod 55 is pushed, the two teeth of the push rod 55 push the positioning sleeve 541 to move, the second spring on the positioning sleeve 541 compresses, the needle tube 54 starts to move forward, and the needle tube 54 moves forward together with the needle body 53. Needle tube 54 and needle body 53 move to the forward most end with suture 8 already between expanded grabbers 56. Then the push of the push rod 55 is released, the first spring 572 and the second spring rebound, the length of the first spring 572 is longer than that of the second spring, the first spring 572 is larger than the elasticity of the second spring during rebound, the needle 53 retreats faster than the needle tube 54, therefore, the grapple 56 of the needle 53 retreats into the needle tube 54, the grapple 56 grabs and closes, and firm wire grabbing is guaranteed. The first spring 572 and the second spring bring the needle body 53, the needle tube 54, and the push rod 55 back to the initial state. After the thread is successfully grabbed, the thread hooking needle 5 is withdrawn, and one end of the suture thread 8 is hooked out of the needle hole 21.

Example 9

With reference to fig. 5 and 8, in the fascia closer with a puncturing function according to this embodiment, compared with any one of the technical solutions of embodiments 1 to 8, the second connecting piece 32 is provided with a thread grasping hole 323, the connecting rod 2 is provided with a thread fixing nail 322 matched with the thread grasping hole 323, and the thread fixing nail 322 is provided with a thread fixing groove.

The thread fixing nail 322 protrudes on the surface of the second connecting sheet 32 through the thread grabbing hole 323 when the needle head 3 is closed. The winding slot 6 of the second connecting sheet 32 is penetrated, and the suture 8 is wound into the winding slot 6 and the fixing slot of the fixing nail 322 before sewing. The needle head 3 is opened by pulling the pull rod movable shaft 4, the thread hooking needle 5 passes through the thread grabbing hole 323 through the needle hole 21 to grab the thread of the suture 8, the thread grabbing hole 323 can well position the thread hooking needle 5, and the thread grabbing needle 5 can grab the thread accurately.

Example 10

With reference to fig. 6, compared with any one of the technical solutions of embodiments 1 to 9, the fascia closer with a puncturing function of this embodiment has two sides of the thread grasping hole 323 provided with thread fixing clips 321, one side of the thread fixing clip 321 is attached to the second connecting piece 32, and the other side of the thread fixing clip 321 is provided with a gap with the second connecting piece 32.

Before sewing, the suture thread 8 is wound into the winding groove 6 and wound into the thread fixing clip 321 to fix the suture thread 8. Then pulling the pull rod movable shaft 4 to open the needle 3, and the suture 8 is in the center of the suture grasping hole 323. The thread hooking needle 5 reaches the center of the thread grabbing hole 323 through the needle hole 21, and the thread hooking needle 5 can accurately grab a thread.

Example 11

The embodiment provides a fascia closer with a puncture function, which comprises:

A. constructing the fascia closer with the puncture function in any one of the embodiments 1-10;

B. when the operation needs puncturing, the pull rod movable shaft 4 of the fascia closer is placed into the cavity of the needle cap 1, the fascia closer connecting button 12 is pressed, and the needle cap buckle bulge 111 is pushed and clamped into the needle cap buckle groove 41 to complete the connection. Then the fascia closer is placed in the puncture cannula, the needle cap 1 is held by hand to puncture with the puncture cannula, the fascia closer is taken out of the puncture cannula after the puncture is successful, and the puncture cannula is left in the abdominal cavity to be used as a passage for the surgical instrument to pass in and out;

C. when suturing is required in the operation, the needle cap release button 11 is pressed and simultaneously slid outward, and the needle cap locking protrusion 111 moves downward and outward to be released from the needle cap locking groove 41. The pull rod movable shaft 4 is removed from the cavity of the needle cap 1, and the fascia closer is separated from the needle cap 1. Winding the suture line 8 into the winding groove 6 for fixing, then placing the fascia closer into the puncture cannula, and separating the puncture cannula from the abdominal cavity;

D. the pull rod movable shaft 4 of the fascia closer is pulled upwards. When the second limiting groove 412 and the limiting protrusion 442 are in the same plane, the pull rod movable shaft 4 is rotated, and the limiting protrusion 442 is engaged with the second limiting groove 412, so as to lock the pull rod movable shaft 4. At the moment, the first connecting sheet 31 and the second connecting sheet 32 are bent to form a triangle, and the needle head 3 is in an open state;

E. the crocheting needle 5 is inserted into the abdominal wall according to the path of the needle hole 21, when the crocheting needle is completely inserted into the needle hole 21, the push rod 55 is pushed, the push rod 55 moves to push the needle body 53 to move forwards, one end of the needle body 53 provided with the grapple 56 extends out of the needle tube 54, and the grapple 56 is opened. When the push rod 55 is further pushed, the fixing sleeve 51 pushes the first spring 572, the first spring 572 contacts with the blocking piece 571, and the first spring 572 is compressed. When the push rod 55 is pushed further, the two teeth of the push rod 55 push the positioning sleeve 541 to move, the second spring on the positioning sleeve 541 compresses, the needle tube 54 starts to move forward, and at this time, the needle tube 54 moves forward together with the needle body 53. Needle tube 54 and needle body 53 move to the forward most end with suture 8 already between expanded grabbers 56. Then, the force applied to the push rod 55 is released, the first spring 572 and the second spring are rebounded, the catch 56 of the needle body 53 is retracted into the needle tube 54, and the catch 56 catches the thread and closes. Then the first spring 572 and the second spring drive the needle body 53, the needle tube 54 and the push rod 55 to return to the initial state, and the thread grabbing is successful. The crocheting needle 5 is withdrawn from the needle hole 21, and one end of the suture 8 is crocheted out of the abdominal wall. Then, the other end of the suture thread 8 is caught by the needle hole 21 on the other side of the connector rod 2 by the same method.

F. The lever movable shaft 4 is rotated so that the stopper protrusion 42 is in the slide groove 43. The pull rod movable shaft 4 is pushed downwards, when the first limit groove 411 and the limit protrusion 42 are on the same plane, the pull rod movable shaft 4 is rotated, the limit protrusion 42 is clamped into the first limit groove 411, and the pull rod movable shaft 4 is locked. At the moment, the first connecting sheet 31 and the second connecting sheet 32 extend on the same straight line, and the needle head 3 is in a closed state;

G. the fascia closer is separated from the abdominal cavity, and then both ends of the suture thread 8 are tied to complete the suture.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a manadesma closer with puncture function, its characterized in that, includes needle cap, connecting rod, pull rod loose axle, syringe needle, dabber and colludes the line needle, connecting rod one end fixedly connected with the syringe needle, syringe needle and connecting rod are equipped with wire winding groove outward, the activity of pull rod loose axle sets up inside the connecting rod, the connecting rod is equipped with the pinhole that can pass the collude line needle, the dabber is established inside connecting rod and syringe needle, the dabber both ends respectively with pull rod loose axle one end and syringe needle fixed connection, connecting rod and syringe needle inside are equipped with and supply pull rod loose axle and dabber gliding space, the needle cap is located the connecting rod other end is connected with pull rod loose axle other end buckle.

2. The fascia closer with puncture function according to claim 1, the needle cap comprises a needle cap separation button, a fascia closer connecting button and a cap shell, one end of the needle cap separation button is provided with a needle cap buckle bulge, one end of the pull rod movable shaft connected with the needle cap is provided with a needle cap buckle groove matched with the needle cap buckle bulge, one end of the needle cap disengaging button is bent into an acute angle, one edge of the acute angle is inserted into the cap shell, the other edge of the acute angle is arranged in a groove on the surface of the cap shell, the connection part of the pull rod movable shaft and the needle cap separation button is arranged in the cap shell, the fascia closer connection buttons are arranged at the two sides of the cap shell, the fascia closer is characterized in that one end of the fascia closer connecting button abuts against the needle cap separation button, the fascia closer connecting button is provided with a protruding button, and the protruding button is arranged in holes in two sides of the needle cap.

3. The fascia closer with the puncturing function according to claim 1, wherein the needle comprises a needle point and a connecting body, the connecting body comprises a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are arranged on two sides of the needle, one end of the first connecting piece is connected with one end of the second connecting piece, the other end of the first connecting piece and the needle point are of an integral structure, the other end of the second connecting piece is connected with the connecting rod in a buckling manner, a first groove is arranged at one end of the second connecting piece, which is connected with the connecting rod, and a first bulge matched with the first groove is arranged at the position of the connecting rod, which is connected with the second connecting piece.

4. The fascia closer with a puncturing function according to claim 1, wherein sliding grooves are respectively formed on two sides of the movable shaft of the pull rod, a first limiting groove and a second limiting groove are formed in two ends of one side of each sliding groove, and a limiting protrusion matched with the first limiting groove and the second limiting groove is formed inside one end, away from the needle head, of the connecting rod.

5. The fascia closer with a puncturing function according to claim 1 or 4, wherein two opposite sides of the connecting rod are provided with a connecting rod guide slot, two ends of the connecting rod guide slot are provided with a first guide slot concave part and a second guide slot concave part, one end of the pull rod movable shaft close to the needle cap is provided with a locking hole, a locking spring is arranged in the locking hole, two ends of the locking spring are fixedly provided with a locking positioning sheet, the locking positioning sheet is fixedly connected with a locking switch, and the locking switch is embedded into the first guide slot concave part or the second guide slot concave part.

6. The fascia closer with a puncturing function according to claim 1, wherein an end of the pull rod movable shaft away from the needle cap is provided with a rotating shaft, the rotating shaft is arranged in the positioning portion, the positioning portion comprises a first positioning plate and a second positioning plate, the first positioning plate and the second positioning plate are provided with a rotating shaft groove matched with the rotating shaft in shape, matching holes are formed in two sides of the rotating shaft groove of the first positioning plate, and matching protrusions matched with the matching holes are formed in two sides of the rotating shaft groove of the second positioning plate.

7. The fascia closer with a puncturing function according to claim 6, wherein the first positioning plate and the second positioning plate have a central spindle groove at one end away from the rotating shaft, the central spindle groove of the first positioning plate has a fixing hole, the central spindle groove of the second positioning plate has a fixing protrusion matching with the central spindle fixing hole, one end of the central spindle has a first aperture matching with the fixing protrusion, and the other end of the central spindle has a second aperture connected with the needle point.

8. The fascia closer with a puncturing function as claimed in claim 1, wherein the thread hooking needle comprises a push rod, an outer sleeve, a needle body and a needle tube, one end of the needle body is fixedly connected with the push rod, the other end of the needle body is provided with a grabbing hook, the needle body and the grabbing hook are arranged in the needle tube, one end of the needle body connected with the push rod and one end of the needle tube far from the grabbing hook are arranged in the outer sleeve, the outer sleeve is provided with a cavity for connecting one end of the needle body with the push rod and one end of the needle tube far from the grabbing hook to move, two sides of the joint of the push rod and the needle body are respectively provided with a tooth, one end of the needle body is connected with the push rod between two teeth, a fixing sleeve and a first spring are sequentially sleeved between the two teeth, one end of the needle tube inserted into the outer sleeve is fixed with a positioning sleeve, a blocking piece is arranged inside the outer sleeve, the one end that the position sleeve is close to the separation blade is equipped with the position sleeve tip, the one end that the needle cap was kept away from to the outer tube is equipped with the baffle, the baffle is equipped with the hole that supplies the position sleeve to pass, the position sleeve is equipped with the second spring outward, the one end and the baffle of second spring offset, the second spring other end offsets with the position sleeve tip, position sleeve tip radius is greater than the second spring radius.

9. The fascia closer with a puncturing function according to claim 3, wherein the second connecting piece is provided with a line grabbing hole, the connecting rod is provided with a line fixing nail matched with the line grabbing hole, and the line fixing nail is provided with a line fixing groove.

10. The fascia closer with a puncturing function according to claim 9, wherein thread fixing clamping pieces are arranged on two sides of the thread grabbing hole, one side of each thread fixing clamping piece is attached to the second connecting piece, and a gap is formed between the other side of each thread fixing clamping piece and the second connecting piece.

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