CN115568917A

CN115568917A - Preoperative positioning puncture outfit

Info

Publication number: CN115568917A
Application number: CN202211406743.XA
Authority: CN
Inventors: 洪德全; 吴小霞; 张春根; 涂杳然; 田明; 熊龑; 谢闪亮
Original assignee: First Hospital Of Nanchang
Current assignee: First Hospital Of Nanchang
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-01-06

Abstract

The application discloses a preoperative positioning puncture outfit, which relates to the field of spinal surgical instruments and comprises a puncture tube, wherein a puncture outfit body is fixed on the puncture tube, a puncture needle is arranged in the puncture outfit body in a sliding manner and penetrates through the puncture tube, a medicine feeder is fixed on the side surface of the puncture outfit body, and a fixed structure is arranged on the puncture tube; after penetrating the puncture tube into the body of a patient, the movable plate is pushed to move to the position of the body of the patient on the puncture tube, then the movable plate is fixed on the body of the patient by the aid of the adsorption assembly, then the movable plate and the puncture tube are fixed by the aid of the fixing assembly, the puncture tube can keep moving by means of matching of the movable plate with the adsorption assembly and the fixing assembly, movement of the puncture tube is reduced, and subsequent operations are facilitated.

Description

Preoperative positioning puncture outfit

Technical Field

The application relates to the field of spinal surgical instruments, in particular to a puncture outfit for preoperative positioning.

Background

Before spinal cord operation, positioning is performed at a corresponding stage, and a general method is to puncture with a lumbar puncture outfit before the operation, then take out a puncture needle in the puncture outfit, and put other tools into the puncture outfit for operation.

The puncture outfit provided in the existing Chinese granted patent (granted publication number: CN 213821645U) comprises a puncture outfit shell, wherein a puncture needle penetrates through the inner cavity of the puncture outfit shell, the top of the puncture needle is fixedly connected with a needle cap, the left side of the top of the puncture outfit shell is fixedly connected with a small motor, the output end of the small motor is fixedly connected with a driving gear, the left side of the bottom of the needle cap is fixedly connected with a first threaded rod, and the left side of the top of the puncture outfit shell is fixedly connected with a second threaded rod. The puncture outfit has the advantages of fixing the puncture outfit by matching the puncture outfit shell, the puncture needle, the needle cap, the small motor, the driving gear, the first threaded rod, the second threaded rod, the threaded sleeve, the driven gear, the buffer sleeve and the buffer rod, and solves the problem that the prior puncture outfit for positioning before spinal and spinal cord operations in neurosurgery does not have the function of fixing the puncture needle, so that the operation cannot be normally performed easily.

However in practical use, after the puncture, need pass the puncture tube through other instruments, later carry out corresponding operation again, when utilizing other instruments to carry out the operation, the puncture tube can be atred to make the position of puncture tube on patient's health shift, and then cause the influence to follow-up operation, for this reason, this application provides a puncture ware before the art location.

Disclosure of Invention

The purpose of this application lies in: in order to solve the problems proposed in the background art, the present application provides a puncture device for preoperative positioning.

The following technical scheme is specifically adopted in order to achieve the purpose:

the utility model provides a puncture ware of location before art, includes the puncture tube, be fixed with the puncture ware body on the puncture tube, the inside slip of puncture ware body is provided with the pjncture needle, the pjncture needle runs through in the puncture tube, the side of puncture ware body is fixed with and send the medicine ware, be provided with fixed knot to construct on the puncture tube.

Through adopting above-mentioned technical scheme, when puncturing, utilize pjncture needle and puncture tube to puncture, after the puncture tube entered into the assigned position, fix fixed knot structure on patient's health to fix the puncture tube, thereby can carry on spacingly to the position of puncture tube, puncture tube atress appears the position and removes in avoiding follow-up operation, and then is convenient for subsequent operation.

Further, fixed knot constructs and establishes the movable plate on the puncture tube including the slip cap, the penetrating groove has been seted up on the movable plate, the puncture tube with penetrate groove looks adaptation, it is provided with the connecting rod to slide on the movable plate, the tip of connecting rod is the arcwall face, the fixed slot has been seted up on the puncture tube, connecting rod and fixed groove looks adaptation, the connecting rod passes the movable plate and stretches into the penetrating groove, be connected through fixed subassembly between movable plate and the puncture tube, be provided with adsorption component on the movable plate.

Through adopting above-mentioned technical scheme, penetrating the puncture pipe in the patient internal back, promote the movable plate, make it move to the position of patient's health on the puncture pipe to utilize the adsorption component to fix the movable plate on patient's health, can make the puncture pipe keep the position of removal through movable plate cooperation adsorption component and fixed subassembly, reduce the removal of puncture pipe.

Further, fixed subassembly is including seting up the movable cavity on the movable plate, be fixed with the fixed block on the connecting rod, the inside slip of movable cavity is provided with the fixed column, the tip of each fixed block of fixed column is the slope tangent plane, be fixed with solid fixed ring on the fixed column, the cover is equipped with fixed spring on the fixed column, be fixed connection between fixed spring and movable plate, the solid fixed ring.

Through adopting above-mentioned technical scheme, when needs are fixed the movable plate, promote the connecting rod, make the fixed block inconsistent with the fixed column to extrude fixed spring, after the slope tangent plane phase separation of the slope tangent plane of fixed block and fixed column tip, the fixed column can reset, makes the connecting rod can not remove, and the tip of connecting rod this moment is located inside the fixed slot and contradicts the puncture pipe, thereby realizes the fixed to the puncture pipe.

Furthermore, the one end that the connecting rod stretched into the break-in groove is fixed with skid proof block, skid proof block is flexible rubber convex block, skid proof block is inconsistent with fixed slot tank bottom.

Through adopting above-mentioned technical scheme, when the connecting rod was contradicted fixedly to the puncture pipe, can extrude skid proof block, skid proof block can improve the frictional force between connecting rod and the puncture pipe.

Furthermore, be fixed with the gib block on the puncture tube, the guide way has been seted up on the movable plate, the guide way with penetrate the groove and communicate, the guide way and gib block looks adaptation.

Through adopting above-mentioned technical scheme, utilize guide way cooperation gib block can lead to it when the movable plate removes, and then the spliced pole of being convenient for is connected with the fixed slot, improves the convenience.

Furthermore, a positioning strip is fixed on the puncture tube and is an elastic plastic strip, a positioning strip is arranged on the moving plate, and the positioning strip is matched with the positioning groove.

Through adopting above-mentioned technical scheme, before utilizing the puncture tube to puncture, remove the movable plate to the position of location strip earlier to promote the movable plate to making the location strip be connected with the constant head tank, utilize the characteristic of location strip to contradict the movable plate, realize the location to the movable plate.

Further, adsorption component is including fixing the sucking disc on the movable plate, the sucking disc is two and is the symmetry and arranges, be fixed with the gas-supply pipe on the sucking disc, threaded connection has sealed lid on the gas-supply pipe, be fixed with the sealing plug on the sealing lid, the sealing plug is elastic rubber stopper, sealing plug and gas-supply pipe looks adaptation.

Through adopting above-mentioned technical scheme, after penetrating patient vertebra department with the puncture pipe, promote the movable plate and make sucking disc and patient's health contact to press the movable plate and make the sucking disc fix at patient's back, later fix the movable plate again, thereby can make the puncture pipe keep the current position, puncture pipe's position when reducing follow-up operation removes, when need take out the puncture pipe after the operation, select the rotation to two sealed lids in proper order, make its and gas-supply pipe phase separation, thereby can relax the sucking disc.

Furthermore, the one end of keeping away from the sealing plug of sealing plug is fixed with prevents losing the strip, prevent losing the strip and be the elastic rubber strip, prevent losing and be fixed connection between one end that the sealing plug was kept away from to the strip and the gas-supply pipe.

By adopting the technical scheme, after the sealing plug is taken down, the sealing plug can be always connected with the gas conveying pipe through the anti-lost strip, so that the risk of loss caused by random release of the sealing plug can be reduced.

In summary, the present application includes at least one of the following advantages;

1. this application, penetrating the puncture pipe in the internal back of patient, promote the movable plate, make it move to the position of patient's health on the puncture pipe, later utilize adsorption component to fix the movable plate on patient's health, later utilize fixed subassembly to be fixed mutually with movable plate and puncture pipe, can make puncture pipe keep the position of removal through movable plate cooperation adsorption component and fixed subassembly, reduce the removal of puncture pipe to more be favorable to subsequent operation.

2. According to the puncture tube fixing device, when the puncture tube is fixed, the guide groove is matched with the guide strip, so that the movable plate can be guided when moving, the movable plate cannot rotate, the connecting column is conveniently connected with the fixed groove, and convenience is improved; when the sucker is loosened, the sealing plug is taken down and can be always connected with the gas conveying pipe through the anti-lost strip, so that the risk of losing caused by random loss of the sealing plug can be reduced.

Drawings

FIG. 1 is a perspective view of a puncture instrument according to the present application;

FIG. 2 is an enlarged schematic view of FIG. 1 of the present application at A;

FIG. 3 is a cross-sectional view of the fixation structure of the present application;

fig. 4 is an enlarged schematic view of fig. 3B of the present application.

Description of reference numerals:

1. a puncture tube; 2. a puncture outfit body; 3. puncturing needle; 4. a medicine feeder; 5. a fixed structure; 6. a positioning bar; 7. positioning a groove; 51. moving the plate; 52. penetrating into the groove; 53. a connecting rod; 54. a fixing assembly; 55. an adsorption component; 56. a guide strip; 57. a guide groove; 541. a fixed block; 542. fixing a column; 543. fixing the spring; 54. a fixing ring; 545. fixing grooves; 546. an anti-slip bump; 547. a movable cavity; 551. a suction cup; 552. a gas delivery pipe; 553. A sealing cover; 554. a sealing plug; 555. an anti-lost strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a puncture outfit for preoperative positioning.

Referring to fig. 1-4, a pre-operation positioning puncture outfit comprises a puncture tube 1, a puncture outfit body 2 is fixed on the puncture tube 1, a puncture needle 3 is slidably arranged in the puncture outfit body 2, the puncture needle 3 penetrates through the puncture tube 1, a medicine feeder 4 is fixed on the side surface of the puncture outfit body 2, and a fixing structure 5 is arranged on the puncture tube 1. When carrying out the puncture, penetrate puncture needle 3 puncture pipe 1 inside then with puncture pipe 1 alignment position that needs the puncture, later puncture, after puncture pipe 1 enters into the assigned position, fix fixed knot structure 5 on patient's health, and fix puncture pipe 1, thereby can carry out spacingly to puncture pipe 1's position, it is spacing to puncture pipe 1 through fixed knot structure 5, puncture pipe 1 atress appears the position and removes in avoiding subsequent operation, and then subsequent operation of being convenient for.

Referring to fig. 1, 2 and 3, the fixed structure 5 includes a movable plate 51 slidably sleeved on the puncture tube 1, a penetration groove 52 is formed in the movable plate 51, the puncture tube 1 is matched with the penetration groove 52, a connecting rod 53 is slidably arranged on the movable plate 51, the end of the connecting rod 53 is an arc-shaped surface, a fixing groove 545 is formed in the puncture tube 1, the connecting rod 53 is matched with the fixing groove 545, the connecting rod 53 penetrates through the movable plate 51 and extends into the penetration groove 52, the movable plate 51 is connected with the puncture tube 1 through a fixing assembly 54, and an adsorption assembly 55 is arranged on the movable plate 51. After the puncture tube 1 is inserted into the body of a patient, the moving plate 51 is pushed to move to the position of the body of the patient on the puncture tube 1, then the moving plate 51 is fixed on the body of the patient by the adsorption component 55, then the moving plate 51 and the puncture tube 1 are fixed by the fixing component 54, the puncture tube 1 can keep the moving position by matching the moving plate 51 with the adsorption component 55 and the fixing component 54, the movement of the puncture tube 1 is reduced, and the subsequent operation is facilitated.

Referring to fig. 2 and 3, the fixing assembly 54 includes a movable cavity 547 opened on the moving plate 51, a fixing block 541 is fixed on the connecting rod 53, a fixing column 542 is slidably disposed inside the movable cavity 547, end portions of the fixing blocks 541 of the fixing column 542 are all inclined tangent planes, a fixing ring 54 is fixed on the fixing column 542, a fixing spring 543 is sleeved on the fixing column 542, and the fixing spring 543 is fixedly connected with the moving plate 51 and the fixing ring 54. When the moving plate 51 needs to be fixed, the connecting rod 53 is pushed, the fixing block 541 at the upper end of the connecting rod is enabled to be abutted against the fixing column 542, the fixing column 542 can move after being abutted against the fixing column 542 and extrudes the fixing spring 543, after the inclined tangent plane of the fixing block 541 is separated from the inclined tangent plane at the end part of the fixing column 542, the fixing column 542 is reset by utilizing the characteristic of the fixing spring 543, the fixing column 542 can be abutted against the fixing block 541 after being reset, the connecting rod 53 can not move, and at the moment, the end part of the connecting rod 53 is located inside the fixing groove 545 and abutted against the puncture tube 1, so that the puncture tube 1 is fixed.

Referring to fig. 3, an anti-slip projection 546 is fixed to one end of the connecting rod 53 extending into the insertion slot 52, the anti-slip projection 546 is a flexible rubber projection, and the anti-slip projection 546 abuts against the bottom of the fixing slot 545. When the connecting rod 53 contradicts fixedly to puncture pipe 1, can extrude skid proof block 546, can improve the frictional force between connecting rod 53 and the puncture pipe 1 through skid proof block 546, and then can improve fixed effect.

Referring to fig. 1, 2 and 3, a guide bar 56 is fixed on the puncture tube 1, a guide groove 57 is formed on the moving plate 51, the guide groove 57 is communicated with the penetration groove 52, and the guide groove 57 is matched with the guide bar 56. The guide groove 57 and the guide bar 56 are matched to guide the moving plate 51 when the moving plate 51 moves, so that the moving plate 51 cannot rotate, the connecting column is conveniently connected with the fixing groove 545, and convenience is improved.

Referring to fig. 1, 2 and 3, a positioning strip 6 is fixed on the puncture tube 1, the positioning strip 6 is an elastic plastic strip, the moving plate 51 is provided with the positioning strip 6, and the positioning strip 6 is matched with the positioning groove 7. Before puncture is carried out by using the puncture tube 1, the moving plate 51 is moved to the position of the positioning strip 6, the moving plate 51 is pushed to extrude the positioning strip 6, the positioning strip 6 is connected with the positioning groove 7, the moving plate 51 is abutted by using the characteristics of the positioning strip 6, positioning of the moving plate 51 is realized, and the situation that the puncture is influenced by random sliding of the moving plate 51 in the puncture process is avoided.

Referring to fig. 1-4, the adsorption assembly 55 includes two suction cups 551 fixed on the moving plate 51, the two suction cups 551 are symmetrically arranged, a gas pipe 552 is fixed on the suction cups 551, a sealing cover 553 is screwed on the gas pipe 552, a sealing plug 554 is fixed on the sealing cover 553, the sealing plug 554 is an elastic rubber plug, and the sealing plug 554 is matched with the gas pipe 552. After penetrating puncture tube 1 into patient's vertebra department, promote movable plate 51 and make it move on puncture tube 1, make sucking disc 551 and patient's health contact, and press movable plate 51 thereby extrude sucking disc 551, thereby make sucking disc 551 fix at patient's back, later fix movable plate 51 again, thereby can make puncture tube 1 keep current position, puncture tube 1's position when reducing follow-up operation moves, more be favorable to follow-up operation, when needing to take out puncture tube 1 after the operation finishes, select the rotation to two sealed lids 553 in proper order, make it separate with gas-supply pipe 552, thereby can relax sucking disc 551, later again puncture tube 1 thereby the patient internal take out can.

Referring to fig. 3 and 4, an anti-lost strip 555 is fixed at one end of the sealing plug 554 far away from the sealing plug 554, the anti-lost strip 555 is an elastic rubber strip, and the end of the anti-lost strip 555 far away from the sealing plug 554 is fixedly connected with the gas pipe 552. When the suction disc 551 is loosened, the sealing plug 554 is taken down, the sealing plug 554 can be always connected with the gas conveying pipe 552 through the anti-lost strip 555, and therefore the risk that the sealing plug 554 is lost due to random release can be reduced, and the puncture outfit is further favorable for use.

The working principle is as follows: when puncture is carried out, the puncture needle 3 penetrates into the puncture tube 1, then the puncture tube 1 is aligned to a part needing puncture, then puncture is carried out, after the puncture tube 1 enters a specified position, the moving plate 51 is pushed to move on the puncture tube 1, the sucker 551 is in contact with the body of a patient, the moving plate 51 is pressed to extrude the sucker 551, the sucker 551 is fixed on the back of the patient, then the moving plate 51 is fixed, the connecting rod 53 is pushed to enable the fixing block 541 at the upper end of the fixing rod to be in contact with the fixing column 542, the fixing column 542 moves after being contacted, the fixing spring 543 is extruded, after an inclined section of the fixing block 541 and an inclined section of the end part of the fixing column 542 are separated, the fixing column 542 is reset by utilizing the characteristic of the fixing spring 543, the fixing column 542 is in contact with the fixing block 541 after being reset, the connecting rod 53 can not move enough, at the end part of the connecting rod 53 is positioned inside the fixing groove 545 and is in contact with the puncture tube 1, so that the puncture tube 1 is fixed, and then the puncture needle 3 is taken out for subsequent operation.

Claims

1. The utility model provides a puncture ware is fixed a position to preoperative, includes puncture tube (1), its characterized in that: be fixed with puncture ware body (2) on puncture tube (1), puncture ware body (2) inside slides and is provided with pjncture needle (3), pjncture needle (3) run through in puncture tube (1), the side of puncture ware body (2) is fixed with medicine feed ware (4), be provided with fixed knot structure (5) on puncture tube (1).

2. The preoperative positioning puncture instrument according to claim 1, wherein: fixed knot constructs (5) and establishes movable plate (51) on puncture pipe (1) including the slip cap, penetrating groove (52) have been seted up on movable plate (51), puncture pipe (1) with penetrate groove (52) looks adaptation, it is provided with connecting rod (53) to slide on movable plate (51), the tip of connecting rod (53) is the arcwall face, fixed slot (545) have been seted up on puncture pipe (1), connecting rod (53) and fixed slot (545) looks adaptation, connecting rod (53) pass movable plate (51) and stretch into penetrating groove (52), be connected through fixed subassembly (54) between movable plate (51) and puncture pipe (1), be provided with adsorption component (55) on movable plate (51).

3. The preoperative positioning puncture instrument of claim 2, wherein: the fixing assembly (54) comprises a movable cavity (547) arranged on the moving plate (51), fixing blocks (541) are fixed on the connecting rod (53), fixing columns (542) are arranged in the movable cavity (547) in a sliding mode, the end portions of the fixing blocks (541) of the fixing columns (542) are all oblique tangent planes, fixing rings (54) are fixed on the fixing columns (542), fixing springs (543) are sleeved on the fixing columns (542), and the fixing springs (543) are fixedly connected with the moving plate (51) and the fixing rings (54).

4. The preoperative positioning puncture instrument according to claim 2, wherein: the one end that connecting rod (53) stretched into entering groove (52) is fixed with skid proof block (546), skid proof block (546) are flexible rubber convex block, skid proof block (546) are inconsistent with fixed slot (545) tank bottom.

5. A pre-operative positioning puncture instrument according to claim 3, wherein: the puncture tube (1) is fixed with a guide strip (56), the movable plate (51) is provided with a guide groove (57), the guide groove (57) is communicated with the penetration groove (52), and the guide groove (57) is matched with the guide strip (56).

6. The preoperative positioning puncture instrument according to claim 5, wherein: the puncture tube (1) is fixed with a positioning strip (6), the positioning strip (6) is an elastic plastic strip, the movable plate (51) is provided with the positioning strip (6), and the positioning strip (6) is matched with the positioning groove (7).

7. The preoperative positioning puncture instrument according to claim 2, wherein: adsorption component (55) is including fixing sucking disc (551) on movable plate (51), sucking disc (551) are two and are the symmetry and arrange, be fixed with gas-supply pipe (552) on sucking disc (551), threaded connection has sealed lid (553) on gas-supply pipe (552), be fixed with sealing plug (554) on sealed lid (553), sealing plug (554) is the elasticity rubber buffer, sealing plug (554) and gas-supply pipe (552) looks adaptation.

8. The preoperative positioning puncture instrument of claim 7, wherein: an anti-lost strip (555) is fixed at one end, far away from the sealing plug (554), of the sealing plug (554), the anti-lost strip (555) is an elastic rubber strip, and one end, far away from the sealing plug (554), of the anti-lost strip (555) is fixedly connected with the gas conveying pipe (552).