CN212326524U - Spinal endoscope puncture anesthesia needle - Google Patents
Spinal endoscope puncture anesthesia needle Download PDFInfo
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- CN212326524U CN212326524U CN202020262290.8U CN202020262290U CN212326524U CN 212326524 U CN212326524 U CN 212326524U CN 202020262290 U CN202020262290 U CN 202020262290U CN 212326524 U CN212326524 U CN 212326524U
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Abstract
The utility model discloses a spinal endoscope puncture anesthesia needle, which comprises a connector and a needle tube, wherein the lower part of the connector is provided with an injection groove, the center of the upper end of the connector is provided with the needle tube, the needle tube is communicated with the injection groove of the connector, the connector is provided with a ring groove at the outer circumference of the injection groove, two arc-shaped cushion plates are symmetrically arranged in the ring groove, the two arc-shaped cushion plates are combined together to form a circle, and the two ends and the middle part of each arc-shaped cushion plate are respectively connected with the bottom of the ring groove through three second; the top of the needle tube is sharpened, the top of the needle tube is provided with a depth sensor, the side wall of the upper end of the needle tube is provided with a plurality of liquid outlet holes at the circumference, a needle core is arranged in the needle tube, and the upper end of the needle tube is sleeved with a positioning mechanism; the side wall of the top of the needle tube is provided with a groove, and a depth sensor is arranged in the groove.
Description
Technical Field
The utility model relates to a backbone intervertebral foramen mirror operation technical field specifically is a backbone scope puncture anesthesia needle.
Background
The current intervertebral foramen mirror puncture needle comprises a needle core and a needle tube. The needle tube does not have a side hole, the anesthetic can only be distributed at the head end of the puncture needle after the puncture is successful, the puncture channel cannot uniformly inject the anesthetic, and the pain of a patient is increased when the working channel is subsequently arranged. Because the length of the needle tube is longer, generally exceeds 200mm, when the injector is used for injection, the injector is easy to shake, in addition, from the medical perspective, the dosage of the anesthetic liquid medicine is quantitatively controlled according to a patient, the needle is ensured to be in a stable state when the injection is carried out, the shaking of the needle during the injection may cause the change of the puncture depth and the puncture channel, the puncture needs to be repositioned, and unnecessary pain is brought to a patient. In clinical work, the doctor usually relies on experience to control, which invisibly increases the difficulty of the doctor in operation and brings potential safety hazard to patients.
SUMMERY OF THE UTILITY MODEL
The technical insufficiency exists, the utility model aims to provide a spinal endoscope puncture anesthesia needle to solve the problem that provides in the background art.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a spinal endoscope puncture anesthesia needle, including connector, needle tubing, positioning mechanism, depth sensor and nook closing member, the lower part of connector is seted up the injection groove, the upper end center of connector is equipped with the needle tubing, the needle tubing communicates with the injection groove of connector, the connector sets up the ring channel at the outside circumference of injection groove, the symmetry is equipped with two arc backing plates in the ring channel, and two arc backing plates are combined together and are constituted circularly, the both ends and the middle part of arc backing plate are connected with the bottom of ring channel through three second spring respectively;
the top of the needle tube is sharpened, the top of the needle tube is provided with a depth sensor, the side wall of the upper end of the needle tube is provided with a plurality of liquid outlet holes at the circumference, a needle core is arranged in the needle tube, and the upper end of the needle tube is sleeved with a positioning mechanism;
the needle tube is characterized in that a groove is formed in the side wall of the top of the needle tube, threads are formed in the upper end of the groove, a base plate is arranged at the bottom of the groove, a depth sensor is arranged in the groove, the upper end of the groove is sealed through threads of an upper cover, the upper surface of the upper cover is an inclined plane with the same angle as the top of the needle tube, and therefore the upper surface of the upper cover and the top of the needle tube are smooth planes.
Preferably, the positioning mechanism comprises a bottom plate, a top plate, supporting legs and a limiting pipe, the bottom plate and the top plate are coaxially arranged, the area of the bottom plate is smaller than that of the top plate, the bottom plate is connected with the top plate through the four supporting legs, the four supporting legs are all obliquely arranged, through holes are respectively formed in the centers of the bottom plate and the top plate, and the through holes of the bottom plate and the top plate are vertically communicated through the limiting pipe.
Preferably, the connector is equipped with the finger groove in the bilateral symmetry of needle tubing, the internal surface in finger groove is equipped with anti-skidding line, the outside of connector is equipped with the reading head, reading head and depth sensor signal connection, depth sensor obtain the data of the depth of penetration and transmit for the reading head to show specific degree of depth on the reading head.
Preferably, the second springs are connected with the annular groove in an adhesive manner, and the three second springs are uniformly arranged at the upper part, the middle part and the lower part of the arc-shaped base plate, namely, each arc-shaped base plate is connected with the bottom of the annular groove through nine second springs.
Preferably, the outer side of the depth sensor is sleeved with a transparent pipe, gaskets are respectively arranged at the upper end and the lower end of the transparent pipe, a spring is sleeved on the outer side of the transparent pipe, the outer side of the spring is in contact with the inner side wall of the groove, and a base plate is arranged between the upper cover and the transparent pipe.
Preferably, the arc-shaped backing plate is made of rubber materials and covers the outer side of the injector, the depth of the injection groove is not less than 1/2 of the length of the injector, the length of the needle tube is 200-350mm, and the total height h from the needle tip of the needle tube to the liquid outlet hole at the lowermost end is 80-140 mm.
Preferably, the top of the needle core is obliquely arranged, the angle of the inclined surface at the top of the needle core is the same as that of the inclined surface at the top of the needle tube, the length of the needle core is the same as that of the needle tube, and the diameter of the needle core is the same as that of the inner diameter of the needle tube.
Preferably, the bottom of the needle core is provided with a sealing plate, the sealing plate is cylindrical, the diameter and the height of the sealing plate are respectively the same as the inner diameter and the depth of the injection groove, and the sealing plate is completely filled in the injection groove.
Preferably, the depth sensor is a grating displacement sensor, and the length of the transparent tube is the same as that of the depth sensor.
Preferably, a flexible pad is bonded above the top plate, the flexible pad is made of food-grade silica gel, and finger rings are symmetrically arranged on two sides of the needle tube below the bottom plate; the upper surface of the upper cover is provided with a cross groove.
The beneficial effects of the utility model reside in that:
the utility model discloses a spinal endoscope puncture anesthetic needle, because the top of needle tubing and lateral wall go out the liquid hole and all can go out the liquid, so narcotic evenly distributed, the narcotic quantity is few, and the anesthesia effect is better.
The utility model discloses a be equipped with degree of depth sensor at the top of needle tubing, can be accurate bright the depth of insertion of needle tubing, reduced the degree of difficulty of doctor's operation.
The positioning mechanism and the finger groove are matched for use, the insertion position can be accurately controlled, the shaking of the needle head is prevented, the area of the bottom plate of the positioning mechanism is smaller than that of the top plate, the contact area of the top plate and the surface tissue of a human body is increased, and the stability is improved. The through holes of the bottom plate and the top plate are vertically communicated through the limiting pipe, and the positioning mechanism can be taken down from the needle tube and can be repeatedly used.
The top of roof bonds flexible pad, and flexible pad adopts food level silica gel material, can with human contact, and is safe nontoxic, can increase the frictional force with human skin junction for the anesthesia needle is difficult for producing rotatoryly after accomplishing fixed, guarantees that the anesthesia needle can normally carry out the anesthesia operation. The positioning mechanism can be taken down from the needle tube and can be repeatedly used for many times.
The utility model discloses a spinal endoscope puncture anesthetic needle, the connector passes through the injection groove and connects the syringe, because the degree of depth of injection groove is darker, wherein is put into to the most of syringe, increases stability, and the ring channel is seted up at the outside circumference of injection groove to the connector simultaneously, and the symmetry is equipped with two arc backing plates in the ring channel, and two arc backing plates constitute circularly together, and two arc backing plates can live the syringe only cladding, increase frictional force, increase the stability that syringe and connector are connected. The shrouding is filled in the injection groove completely, and before inserting the syringe, the injection groove is sealed by the shrouding, can prevent that the injection groove from being contaminated, the bottom center of shrouding is equipped with the pull ring, conveniently pulls out the nook closing member.
The upper surface of the upper cover is provided with the cross groove, so that the upper cover can be conveniently opened by a screwdriver, and the depth sensor can be conveniently replaced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the needle cannula of the present invention after being inserted into the positioning mechanism;
FIG. 3 is a schematic structural view of the middle positioning mechanism of the present invention;
FIG. 4 is a schematic structural view of the upper portion of the needle cannula of the present invention;
fig. 5 is a schematic structural diagram of the middle depth sensor of the present invention.
Description of reference numerals:
1-connector, 11-reading head, 12-annular groove, 13-finger groove, 14-arc backing plate, 15-second spring, 2-needle tube, 21-groove, 22-upper cover, 23-backing plate, 3-positioning mechanism, 31-bottom plate, 32-top plate, 33-supporting leg, 34-limiting tube, 35-flexible pad, 36-through hole, 37-finger ring, 4-liquid outlet hole, 5-depth sensor, 51-transparent tube, 53-gasket, 52-first spring, 6-needle core, 61-closing plate and 62-pull ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
as shown in fig. 1-5, the utility model provides a spinal endoscope puncture anesthesia needle, which comprises a connector 1, a needle tube 2, a positioning mechanism 3, a liquid outlet 4, a depth sensor 5 and a needle core 6, wherein an injection groove (not marked in the figure) is arranged at the lower part of the connector 1, the injection groove is used for inserting an injector, the needle tube 2 is arranged at the center of the upper end of the connector 1, the needle tube 2 is communicated with the injection groove of the connector 1, finger grooves 13 are symmetrically arranged at the two sides of the needle tube 2 of the connector 1, the inner surface of the finger grooves 13 is provided with anti-skid lines, an annular groove 12 is arranged at the outer circumference of the injection groove of the connector 1, two arc-shaped backing plates 14 are symmetrically arranged in the annular groove 12, the two arc-shaped backing plates 14 are combined together to form a circle, the two ends and the middle part of the arc-shaped backing plates 14 are, the second springs 15 are connected with the annular groove 12 in an adhesive manner, and three second springs 15 are uniformly arranged on the upper, middle and lower parts of the arc-shaped backing plates 14, namely, each arc-shaped backing plate 14 is connected with the bottom of the annular groove 12 through nine second springs 15. The depth of the injection groove is 5-10 cm, the depth of the injection groove is deeper, so that the deeper insertion depth of the injector can reduce the shaking of the injector, and the arc-shaped backing plate 14 is made of rubber and covers the outer side of the injector to improve the stability of the injector. The injector is made of a conventional injector, the injector is made of transparent materials, scales are arranged along the length direction of the injector, and the scales display the injection amount of the anesthetic in real time. The depth of the injection groove is not less than 1/2 of the length of the injector.
The top of the needle tube 2 is sharpened, the top of the needle tube 2 is provided with a depth sensor 5, the side wall of the upper end of the needle tube 2 is provided with a plurality of liquid outlet holes 4 in the circumference, the total height h from the needle tip of the needle tube 2 to the liquid outlet hole 4 at the lowermost end is 80-140mm, a needle core 6 is arranged in the needle tube 4, the top of the needle core 6 is obliquely arranged, the angle of the inclined surface at the top of the needle core 6 is the same as that of the inclined surface at the top of the needle tube 2, the length of the needle core 6 is the same as that of the needle tube 2, the diameter of the needle core 6 is the same as that of the inner diameter of the needle tube 2, when the needle tube 2 is inserted into the needle core 6, the aperture in the needle tube 2 is filled up, the inclined plane at the top of the needle tube 2 is a plane, when puncturing, the needle core 6 needs to be inserted into the needle tube 2 first, thus, the strength of the needle tube 2 can be enhanced to prevent bending, and the muscle of the human body can be prevented from being cut by the pores of the needle tube 2 for the second time. Further, the bottom of the needle core 6 is provided with a sealing plate 61, the sealing plate 61 is cylindrical, the diameter and the height of the sealing plate 61 are respectively the same as the inner diameter and the depth of the injection groove, the sealing plate 61 is completely filled in the injection groove, the injection groove is sealed by the sealing plate 61 before the injector is inserted, the injection groove can be prevented from being polluted, and the bottom center of the sealing plate 61 is provided with a pull ring 62, so that the needle core 6 can be conveniently pulled out.
The needle tube 2 is characterized in that a groove 21 is formed in the side wall of the top of the needle tube 2, threads are formed in the upper end of the groove 21, a backing plate 23 is arranged at the bottom of the groove 21, a depth sensor 5 is arranged in the groove 21, a transparent tube 51 is sleeved on the outer side of the depth sensor 5, gaskets 53 are respectively arranged at the upper end and the lower end of the transparent tube 51, a first spring 52 is sleeved on the outer side of the transparent tube 51, the outer side of the first spring 52 is in contact with the inner side wall of the groove 21, so that a damping effect can be achieved, the upper end of the groove 21 is sealed through threads of an upper cover 22, the upper surface of the upper cover 22 is an inclined plane with the same angle as that of the top of the needle tube 2, so that the upper surface of the upper cover 22 and the top. The outside of connector 1 is equipped with reading head 11, reading head 11 and depth sensor 5 signal connection, depth sensor 5 obtains the data of the depth of puncture and transmits to reading head 11 to show specific degree of depth on reading head 11.
The upper end cover of needle tubing 2 has positioning mechanism 3, positioning mechanism 3 includes bottom plate 31, roof 32, landing leg 33 and spacing pipe 34, bottom plate 31 and roof 32 coaxial setting, the area of bottom plate 31 is less than roof 32, and roof 32 increase and human surface tissue's area of contact improves stability. The bottom plate 31 is connected with the top plate 32 through four support legs 33, the four support legs 33 are all obliquely arranged, through holes 36 are respectively formed in the centers of the bottom plate 31 and the top plate 32, the through holes 36 of the bottom plate 31 and the top plate 32 are vertically communicated through limiting pipes 34, and the positioning mechanism 3 can be taken down from the needle tube 2 and can be repeatedly used for multiple times.
Further, the depth sensor 5 is a grating displacement sensor, and may be another sensor.
Further, the transparent tube 51 is the same length as the depth sensor 5.
Further, the flexible pad 35 of top bonding of roof 32, flexible pad 35 adopt food level silica gel material, can with human contact, safe nontoxic can increase the frictional force with human skin junction for the anesthetic needle is difficult for producing after accomplishing fixed rotatory, guarantees that the anesthetic needle can normally carry out the anesthesia operation.
Further, finger rings 37 are symmetrically arranged on two sides of the needle tube 2 below the bottom plate 31, so that fingers can be conveniently inserted and exert force conveniently.
Further, the length of the needle tube 2 is 200mm and 350 mm.
Furthermore, a cross groove (not marked in the figure) is formed in the upper surface of the upper cover 22, so that the upper cover 22 can be conveniently opened by a screwdriver, and the depth sensor 5 can be conveniently replaced.
The working principle is as follows:
when carrying out anesthesia operation, press positioning mechanism 3 in the position that patient needs anesthesia, install nook closing member 6 in needle tubing 2, needle tubing 2 inserts in the human body from positioning mechanism 3's spacing pipe 34, medical personnel's left hand thumb and forefinger insert respectively in two finger ring 37 on the bottom plate 31, the top of needle tubing 2 is equipped with depth sensor 5, depth sensor 5 obtains the data of the depth of penetration and transmits for reading head 11, and show specific degree of depth on reading head 11, when inserting suitable degree of depth, open enclosing cover 17, pull out nook closing member 6, the syringe after will absorbing the narcotic inserts in the injection groove, begin the injection. Because the liquid outlet holes 4 on the top and the side wall of the needle tube 2 can discharge liquid, the anesthetic is uniformly distributed, and the anesthetic effect is better. After injection, a guide wire is placed in the needle tube 2 for positioning and the next operation.
The utility model discloses a spinal endoscope puncture anesthetic needle, connector 1 connects the syringe through the injection groove, because the degree of depth of injection groove is darker, wherein is put into to the most of syringe, increase stability, ring channel 12 is seted up at the outside circumference in injection groove to connector 1 simultaneously, the symmetry is equipped with two arc backing plates 14 in the ring channel 12, two arc backing plates 14 are combined and are constituted circularly, two arc backing plates 14 can live the syringe only cladding, increase frictional force, increase the stability that syringe and connector are connected. The lower part of the connector 1 is rotatably connected with the outer cover 17, and when the injector is not used, the outer cover 17 is in a sealing state, so that the injection groove is prevented from being polluted. The connector 1 is symmetrically provided with finger grooves 13 at two sides of the needle tube 2 to play a role in positioning and preventing deviation.
The connector 1 is directly arranged on the needle tube 2, instead of firstly differentiating the needle tube and then connecting an injector on the needle tube, so as to prevent the anesthetic from scattering, the scale 14 is arranged on the connector 1, the scale 14 displays the feeding amount of the piston 12 in real time, and controls the injection amount of the anesthetic in real time;
the top plate 32 of the positioning mechanism 3 has a large area, so that the contact area with the surface tissue of the human body is increased, and the stability is improved. The flexible pad 35 that bonds in the top of roof 32, flexible pad 35 adopt food level silica gel material, can with human contact, safe nontoxic can increase the frictional force with human skin junction for the anesthetic needle is difficult for producing after accomplishing fixed rotatory, guarantees that the anesthetic needle can normally carry out the anesthesia operation. The positioning mechanism 3 can be taken down from the needle tube 2 and can be repeatedly used for a plurality of times.
The upper surface of the upper cover 22 is provided with a cross-shaped groove, so that the upper cover 22 can be conveniently opened by a screwdriver, and the depth sensor 5 can be conveniently replaced.
Because the top and the lateral wall of needle tubing 2 go out liquid hole 4, the utility model discloses a puncture anesthetic needle puncture during the injection anaesthetic after success, enable puncture terminal and puncture channel around even distribution anaesthetic, need not to inject the anaesthetic again around the passageway, simplified the flow, shortened operation time, alleviateed patient's misery. The length of the needle tube is long, so that the anesthetic needle integrating the needle tube and the injector is not suitable, the injector is large in size, heavy in weight after anesthetic is filled, and the needle tube is long and thin, so that the front end of the needle tube is prone to shaking and deviation is prone to being caused.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A spinal endoscope puncture anesthesia needle is characterized by comprising a connector, a needle tube, a positioning mechanism, a depth sensor and a needle core, wherein an injection groove is formed in the lower portion of the connector, the needle tube is arranged at the center of the upper end of the connector and is communicated with the injection groove of the connector, an annular groove is formed in the outer circumference of the injection groove of the connector, two arc-shaped base plates are symmetrically arranged in the annular groove and combined together to form a circle, and the two ends and the middle of each arc-shaped base plate are connected with the bottom of the annular groove through three second springs respectively;
the top of the needle tube is sharpened, the top of the needle tube is provided with a depth sensor, the side wall of the upper end of the needle tube is provided with a plurality of liquid outlet holes at the circumference, a needle core is arranged in the needle tube, and the upper end of the needle tube is sleeved with a positioning mechanism;
the needle tube is characterized in that a groove is formed in the side wall of the top of the needle tube, threads are formed in the upper end of the groove, a base plate is arranged at the bottom of the groove, a depth sensor is arranged in the groove, the upper end of the groove is sealed through threads of an upper cover, the upper surface of the upper cover is an inclined plane with the same angle as the top of the needle tube, and therefore the upper surface of the upper cover and the top of the needle tube are smooth planes.
2. The spinal endoscope puncture anesthetic needle as claimed in claim 1, wherein the positioning mechanism comprises a bottom plate, a top plate, legs and a limiting tube, the bottom plate and the top plate are coaxially arranged, the area of the bottom plate is smaller than that of the top plate, the bottom plate is connected with the top plate through the four legs, the four legs are all obliquely arranged, through holes are respectively formed in the centers of the bottom plate and the top plate, and the through holes of the bottom plate and the top plate are vertically communicated through the limiting tube.
3. The spinal endoscope puncture anesthetic needle according to claim 1, wherein the connector is symmetrically provided with finger grooves at two sides of the needle tube, the inner surfaces of the finger grooves are provided with anti-slip patterns, the outer side of the connector is provided with a reading head, the reading head is in signal connection with a depth sensor, the depth sensor transmits data of puncture depth to the reading head, and the reading head displays specific depth.
4. The spinal endoscope puncture anesthetic needle according to claim 1, wherein the second springs are connected with the annular groove by bonding, and three second springs are uniformly arranged on the upper, middle and lower parts of the arc-shaped backing plates, that is, each arc-shaped backing plate is connected with the bottom of the annular groove through nine second springs.
5. The spinal endoscope puncture anesthetic needle according to claim 1, wherein a transparent tube is sleeved outside the depth sensor, washers are respectively arranged at the upper end and the lower end of the transparent tube, a spring is sleeved outside the transparent tube, the outer side of the spring is in contact with the inner side wall of the groove, and a backing plate is arranged between the transparent tubes of the upper cover.
6. The spinal endoscope puncture anesthetic needle as claimed in claim 1, wherein the arc-shaped backing plate is made of rubber and covers the outer side of the injector, the depth of the injection groove is not less than 1/2 of the length of the injector, the length of the needle tube is 200mm and 350mm, and the total height h from the needle tip of the needle tube to the liquid outlet hole at the lowest end is 80-140 mm.
7. The spinal endoscope puncture anesthetic needle as claimed in claim 1, wherein the top of the needle core is obliquely arranged, the angle of the inclined surface of the top of the needle core is the same as that of the inclined surface of the top of the needle tube, the length of the needle core is the same as that of the needle tube, and the diameter of the needle core is the same as the inner diameter of the needle tube.
8. The spinal endoscope puncture anesthetic needle as claimed in claim 1, wherein a sealing plate is provided at a bottom of the needle core, the sealing plate is cylindrical, a diameter and a height of the sealing plate are respectively the same as an inner diameter and a depth of the injection groove, and the sealing plate is completely filled in the injection groove.
9. The spinal endoscopic puncture anesthetic needle according to claim 5, wherein the depth sensor is a grating displacement sensor, and the length of the transparent tube is the same as that of the depth sensor.
10. The spinal endoscope puncture anesthetic needle according to claim 2, wherein a flexible pad is bonded above the top plate, the flexible pad is made of food-grade silica gel, and finger rings are symmetrically arranged on two sides of the needle tube below the bottom plate; the upper surface of the upper cover is provided with a cross groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020262290.8U CN212326524U (en) | 2020-03-05 | 2020-03-05 | Spinal endoscope puncture anesthesia needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020262290.8U CN212326524U (en) | 2020-03-05 | 2020-03-05 | Spinal endoscope puncture anesthesia needle |
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| Publication Number | Publication Date |
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| CN212326524U true CN212326524U (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020262290.8U Active CN212326524U (en) | 2020-03-05 | 2020-03-05 | Spinal endoscope puncture anesthesia needle |
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| CN (1) | CN212326524U (en) |
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2020
- 2020-03-05 CN CN202020262290.8U patent/CN212326524U/en active Active
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