CN213553281U

CN213553281U - Spinal puncture positioning table and spinal puncture outfit

Info

Publication number: CN213553281U
Application number: CN202021474289.8U
Authority: CN
Inventors: 李树秋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-06-29
Anticipated expiration: 2030-07-23

Abstract

The utility model relates to the technical field of medical equipment, concretely relates to spinal puncture location platform and spinal puncture ware, including adjustment mechanism and fixture, adjustment mechanism includes the bed body, latch segment and column casing, four end angles of bed body bottom surface have all linked firmly the landing leg, a plurality of circular recesses have been seted up to a long lateral wall middle part equidistance of the bed body, the spout has all been seted up to the bottom surface and the corresponding position of top surface of the bed body, sliding connection has the latch segment in the spout. The utility model discloses in, carry out final adjustment through the pulling handle to the position of slider, when the slider is located patient treatment position directly over, alright with treating, through adjustment mechanism's adjustment, no matter where patient's wounded position is, all can accurately fix the spinal pjncture needle in the top of wounded position, greatly increased the device's compatibility.

Description

Spinal puncture positioning table and spinal puncture outfit

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to backbone puncture location platform and backbone puncture ware.

Background

With the development of clinical departments such as minimally invasive spine surgery, endoscopic spine surgery, pain department, neurology department and the like, many minimally invasive surgeries all need to be guided and positioned by puncture needles to reach target spots, surgical focuses or surgical channels, such as transforaminal endoscopic surgery, percutaneous pedicle screw internal fixation, intervertebral disc radio frequency ablation, nerve root block anesthesia and the like, when puncture positioning is performed in the spine endoscopic minimally invasive surgery at present, a spine puncture positioning table is usually adopted to assist in puncture, the approximate range of a target puncture point is determined firstly, first puncture is performed, then a positioning image is seen through a C arm, and the puncture angle and the puncture position are repeatedly adjusted after the reference image until the designated target puncture point is reached;

however, the target point or the operation area at the deep part of the spine is extremely small, a plurality of important nerves, blood vessels and internal organs surround the periphery, sometimes the shielding of hard bone tissues needs to be avoided, an operator can reach the ideal operation area safely and smoothly only by strictly reaching the target point according to the preoperative surgical needle approach, so that serious surgical complications or sequelae are avoided, because the spine structure and the skin tissues of the human body have elasticity, the connecting line between the pre-puncture point of the puncture needle penetrating into the skin and the specified target puncture point is inclined, when the current spine puncture positioning table is used for puncturing, the puncture path is not attached to the position relation between the pre-puncture point and the target puncture point, the efficiency of puncture positioning is low, for new hands, the operator needs to perform repeated perspective positioning and repeatedly adjust the direction, angle and depth of the puncture needle, the safe needle inserting path and the satisfactory needle point position can be obtained, the pain and X-ray radiation of a patient are increased by repeatedly puncturing and performing fluoroscopy for many times, the operation time is prolonged, the operation risk and the infection possibility are increased, even if puncturing and positioning are repeatedly performed, an ideal target point position cannot be obtained, and the operation curative effect is obviously reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, the utility model aims to provide a spinal puncture positioning table and a spinal puncture outfit, a locking block is connected with one side wall of a bed body in a sliding way, the outer wall of the locking block is screwed and connected with a locking column, a plurality of circular grooves are arranged on the corresponding side wall of the bed body, so that a doctor can adjust the position of a spinal puncture needle according to the specific treatment position of a patient, a column shell is fixedly connected with the outer wall of a sliding block, a stud is arranged in the column shell, the outer wall of the stud is screwed and connected with a supporting frame, a circular crank for rotating the outer wall of the column shell drives a second helical gear to rotate, a first helical gear meshed with the second helical gear also drives the stud to rotate, so that the supporting frame is pressed downwards, after the supporting frame is pressed to a proper position, the position of the sliding block is finally adjusted by pulling the handle, when the sliding block is positioned right above, the spinal puncture needle can be used for treatment, and the spinal puncture needle can be accurately fixed above the injured part no matter where the injured part of the patient is, through the adjustment of the adjusting mechanism, so that the compatibility of the device is greatly improved.

The purpose of the utility model can be realized by the following technical scheme:

a spinal puncture positioning table and a spinal puncture outfit comprise an adjusting mechanism and a clamping mechanism, wherein the adjusting mechanism comprises a bed body, a locking block and a column shell, four end angles of the bottom surface of the bed body are fixedly connected with supporting legs, a plurality of circular grooves are formed in the middle of one long side wall of the bed body at equal intervals, sliding grooves are formed in the corresponding positions of the bottom surface and the top surface of the bed body, the locking block is connected in the sliding grooves in a sliding mode, the locking column is connected in a screwing mode in the middle of one side of the outer wall of the locking block, the column shell is fixedly connected in the middle of the outer wall of the locking block, two arc-shaped notches are symmetrically formed in the arc-shaped side wall of the column shell about a vertical central line, a supporting frame is connected in the sliding mode in the arc-shaped notches, rectangular through grooves are formed in the corresponding positions, the bottom surface of the limiting ring is fixedly connected with the top surface of an inner cavity of a column shell, the outer wall of the bottom of the stud is fixedly sleeved with a first helical gear, the outer wall of the column shell is rotatably sleeved with a rotating shaft at a position corresponding to the first helical gear, one end of the rotating shaft is fixedly connected with a second helical gear, the other end of the rotating shaft is fixedly connected with a round crank, and a clamping mechanism is arranged in the supporting frame;

the clamping mechanism comprises a sliding block and a fixed rod, wherein connecting blocks are fixedly connected to the middle parts of two side walls of the sliding block, one end of each connecting block is fixedly connected with a handle, the connecting blocks slide in rectangular through grooves, two cylinders are symmetrically and fixedly connected to the middle part of the top surface of the sliding block relative to the vertical central line of the sliding block, four first rectangular grooves are formed in the bottom surface of the sliding block at equal angles, one end of the fixed rod is fixedly connected in each first rectangular groove, the other end of the fixed rod is fixedly connected with a connecting element, two ends of the connecting element are rotatably connected with one end of a first connecting rod, the other end of the first connecting rod is rotatably connected with a supporting block, a second rectangular groove is formed in the middle part of the inner side wall of the first connecting rod, one end of a second connecting rod is rotatably connected in each, the other end of third connecting rod rotates and is connected with rather than adjacent another head rod, has linked firmly extension spring between two adjacent head rods, the top surface middle part of slider is provided with the backbone pjncture needle, the lateral wall of backbone pjncture needle has linked firmly two engaging lugs about its vertical central line symmetry, the engaging lug slides and cup joints at the cylindrical outer wall, pushes down when the backbone pjncture needle, and the back is accomplished in the treatment, loosens the backbone pjncture needle, and two engaging lugs that link firmly with the backbone pjncture needle reset under reset spring's effect, make things convenient for treatment next time.

Further, the outer wall of the cylinder is fixedly sleeved with a return spring, so that a doctor can start the next treatment conveniently.

Further, the outer wall of the rotating shaft is fixedly provided with a limiting block in a sleeved mode at the position close to the inner side wall and the outer side wall of the cylindrical shell, so that the rotating shaft is prevented from displacing, and therefore the first helical gear and the second helical gear are not meshed any more.

The spine puncture needle is characterized in that a rubber pad is laid on the bottom surface of each supporting block, and the maximum separation distance between every two adjacent supporting blocks is 10cm, so that the skin at the corresponding position of the back of a patient is tightly supported, and good treatment conditions are provided for treatment of the spine puncture needle.

Further, the first bevel gear and the second bevel gear are meshed with each other and are matched components, and a doctor can press the support frame downwards by rotating the round crank to treat a patient.

Further, a circular through hole is formed in the middle of the top surface of the sliding block corresponding to the spinal puncture needle, when the reset spring is in an unloaded state, the needle head of the spinal puncture needle is located in the circular through hole, and unnecessary injury caused by the fact that a doctor or a patient mistakenly touches the spinal puncture needle is avoided.

The utility model has the advantages that:

1. the locking block is connected to one side wall of the bed body in a sliding manner, the locking column is connected to the outer wall of the locking block in a screwing manner, a plurality of circular grooves are formed in the corresponding side wall of the bed body, so that a doctor can adjust the position of the spinal puncture needle according to the specific treatment position of a patient, the column shell is fixedly connected to the outer wall of the sliding block, the stud is arranged in the column shell, the outer wall of the stud is connected with the supporting frame in a screwing manner, the second helical gear is driven to rotate by a circular crank which rotates the outer wall of the column shell, the stud is also driven to rotate by a first helical gear which is meshed with the second helical gear, so that the supporting frame is pressed downwards, after the supporting frame is pressed to a proper position, the position of the sliding block is finally adjusted by pulling the handle, when the sliding block is positioned right above the treatment position of the patient, the treatment can, the spinal puncture needle can be accurately fixed above the affected part, so that the compatibility of the device is greatly improved;

2. the four first rectangular grooves are arranged on the bottom surface of the sliding block at equal angles, the fixing rods are fixedly connected in the first rectangular groove grooves, the lower ends of the fixing rods are fixedly connected with the connecting elements, the two ends of each connecting element are rotatably connected with the first connecting rods, the connecting elements are rotatably connected with the supporting blocks through the first connecting rods, so that the two adjacent supporting blocks are separated after the skin of a patient is contacted with the supporting frame along with the downward pressing of the supporting frame, the skin between the two supporting blocks is tightly supported, the separation distance between the two supporting blocks is limited by the arrangement of the second connecting rods and the third connecting rods between the two adjacent first connecting rods, the effect of tightly supporting the skin is ensured, the spinal puncture needle can be pressed downwards to treat the patient, the skin at the treatment position is tightly supported by the supporting blocks, when the spinal puncture needle is introduced into the body of the patient, the deviation degree of the angle is greatly reduced, and the treatment effect of the spinal puncture, the time that the required puncture point of seeking of backbone puncture operation has been reduced, and the patient need not expose for a long time under the irradiation of X ray, is of value to the operation fast and go on smoothly, connects two adjacent head rods through using extension spring to after the support frame rises, along with bracer and patient's skin separation, its initial position is replied to two head rods under extension spring's effect, has prepared the condition for next treatment.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural diagram of an adjusting mechanism in the present invention;

fig. 4 is a schematic side view of the adjusting mechanism of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a schematic structural view of the clamping mechanism of the present invention;

FIG. 7 is a schematic view of the bottom structure of the clamping mechanism of the present invention;

FIG. 8 is a schematic structural view of a middle supporting block of the present invention;

fig. 9 is a schematic structural view of the spinal needle of the present invention.

In the figure: 100. an adjustment mechanism; 110. a bed body; 111. a support leg; 112. a circular groove; 113. a chute; 120. a locking block; 121. a locking post; 130. a column shell; 131. a stud; 132. a limiting ring; 133. a first helical gear; 134. a second helical gear; 135. a rotating shaft; 136. a circular crank; 137. a support frame; 1371. a rectangular through groove; 138. an arc-shaped notch; 200. a clamping mechanism; 210. a slider; 211. connecting blocks; 212. a handle; 213. a cylinder; 214. a first rectangular groove; 220. fixing the rod; 221. a connecting element; 222. a first connecting rod; 223. a support block; 224. a second rectangular groove; 225. a second connecting rod; 226. a third connecting rod; 227. an extension spring; 230. spinal puncture needles; 231. and (5) connecting lugs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-9, a spinal puncture positioning table and a spinal puncture outfit comprise an adjusting mechanism 100 and a clamping mechanism 200, wherein the adjusting mechanism 100 comprises a bed body 110, a locking block 120 and a column casing 130, four corners of the bottom surface of the bed body 110 are fixedly connected with legs 111, a plurality of circular grooves 112 are equidistantly formed in the middle of one long side wall of the bed body 110, sliding grooves 113 are formed in the corresponding positions of the bottom surface and the top surface of the bed body 110, the locking block 120 is slidably connected in the sliding grooves 113, a locking column 121 is rotatably connected to the middle of one side of the outer wall of the locking block 120, the column casing 130 is fixedly connected to the middle of the outer wall of the locking block 120, two arc notches 138 are symmetrically formed on the arc side wall of the column casing 130 about a vertical center line, a supporting frame 137 is slidably connected in the arc notches 138, rectangular through grooves 1371 are formed in the corresponding positions of two, the bottom end of the stud 131 is rotatably connected with a limiting ring 132, the bottom surface of the limiting ring 132 is fixedly connected with the top surface of the inner cavity of the column shell 130, the outer wall of the bottom of the stud 131 is fixedly sleeved with a first helical gear 133, the outer wall of the column shell 130 is rotatably sleeved with a rotating shaft 135 corresponding to the first helical gear 133, one end of the rotating shaft 135 is fixedly connected with a second helical gear 134, the other end of the rotating shaft 135 is fixedly connected with a circular crank 136, and a clamping mechanism 200 is arranged in a support frame 137;

the clamping mechanism 200 comprises a sliding block 210 and a fixed rod 220, wherein connecting blocks 211 are fixedly connected to the middle parts of two side walls of the sliding block 210, one end of each connecting block 211 is fixedly connected with a handle 212, the connecting blocks 211 slide in a rectangular through groove 1371, two cylinders 213 are symmetrically and fixedly connected to the middle part of the top surface of the sliding block 210 about the vertical center line of the sliding block, four first rectangular grooves 214 are formed in the bottom surface of the sliding block 210 at equal angles, one end of the fixed rod 220 is fixedly connected to each first rectangular groove 214, the other end of the fixed rod 220 is fixedly connected with a connecting element 221, two ends of each connecting element 221 are rotatably connected with one end of a first connecting rod 222, the other end of each first connecting rod 222 is rotatably connected with a supporting block 223, a second rectangular groove 224 is formed in the middle part of the inner side wall of each first connecting rod 222, one end of, the other end of the third connecting rod 226 is rotatably connected with another adjacent first connecting rod 222, a tension spring 227 is fixedly connected between the two adjacent first connecting rods 222, a spinal puncture needle 230 is arranged in the middle of the top surface of the sliding block 210, two connecting lugs 231 are symmetrically and fixedly connected with the side wall of the spinal puncture needle 230 about the vertical central line of the spinal puncture needle, the connecting lugs 231 are slidably sleeved on the outer wall of the cylinder 213, when the spinal puncture needle 230 is pressed downwards, after the treatment is completed, the spinal puncture needle 230 is loosened, and the two connecting lugs 231 fixedly connected with the spinal puncture needle 230 reset under the action of a reset spring, so that the next treatment is facilitated.

The outer wall of cylinder 213 cup joints and is fixed with reset spring, make things convenient for the doctor to begin treatment next time, the outer wall of pivot 135 all cup joints fixedly in the position that closes on inside wall and the lateral wall of column casing 130 and has limited the stopper, avoid pivot 135 to take place the displacement, thereby make first helical gear 133 and second helical gear 134 no longer mesh, the rubber pad has been laid to the bottom surface of bracer 223, the biggest separation distance between two adjacent bracers 223 is 10cm, thereby prop tightly the skin of the corresponding department in patient back, provide good treatment condition for the treatment of backbone pjncture needle 230, first helical gear 133 and second helical gear 134 intermeshing, the two is the cooperation component, the doctor can make support frame 137 push down through rotating circular crank 136, treat the patient.

The middle part of the top surface of the sliding block 210 is provided with a circular through hole corresponding to the spinal puncture needle 230, when the reset spring is in an unloaded state, the needle head of the spinal puncture needle 230 is positioned in the circular through hole, and unnecessary injury caused by the fact that a doctor or a patient mistakenly touches the spinal puncture needle 230 is avoided.

The working principle is as follows: when the bed is used, when a patient lies on the bed body 110, the locking block 120 is moved according to the specific spinal puncture position of the patient, after the approximate position is determined, the locking column 121 is screwed down, the locking column 121 is screwed into the circular groove 112, then the circular crank 136 can be shaken, the rotating shaft 135 drives the second bevel gear 134 to rotate, the first bevel gear 133 meshed with the second bevel gear 134 drives the stud 131 to rotate, the support frame 137 screwed with the stud 131 moves downwards, after the support frame 137 moves to the proper position, the sliding block 210 is aligned to the specific spinal puncture position, then the circular crank 136 is continuously shaken to enable the support frame 137 to continuously move downwards, when the support block 223 at the bottom surface of the sliding block 210 is contacted with the back skin of the patient, the two first connecting rods 222 deviate from rotating along with the downward pressing of the sliding block 210, the stretching spring 227 stretches, and along with the separation of the two first connecting rods 222, the second connecting rod 225 and the third connecting rod 226 between the two first connecting rods 222 start to turn over and finally form a straight, at this time, the distance between the two first connecting rods 222 is the largest, the corresponding skin of the back of the patient is tightly supported, and the spinal needle 230 can be pressed down to treat the patient.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides a spinal puncture positioning table and spinal puncture outfit, its characterized in that, includes adjustment mechanism (100) and fixture (200), adjustment mechanism (100) is including the bed body (110), latch segment (120) and column shell (130), four end angles of the bed body (110) bottom surface all link firmly landing leg (111), a plurality of circular recess (112) have been seted up to a long lateral wall middle part equidistance of the bed body (110), spout (113) have all been seted up to the bottom surface of the bed body (110) and the corresponding position of top surface, sliding connection has latch segment (120) in spout (113), one side middle part of latch segment (120) outer wall closes soon and is connected with lock column (121), the outer wall middle part of latch segment (120) has linked firmly column shell (130), two arc breach (138) have been seted up about vertical central line symmetry to the arc lateral wall of column shell (130), the arc-shaped notch (138) is connected with a support frame (137) in a sliding mode, rectangular through grooves (1371) are formed in positions corresponding to two side walls of the support frame (137), a stud (131) is connected to the middle of one end of the support frame (137) in a screwing mode, a limiting ring (132) is connected to the bottom end of the stud (131) in a rotating mode, the bottom face of the limiting ring (132) is fixedly connected with the top face of an inner cavity of a column shell (130), a first helical gear (133) is fixedly sleeved on the outer wall of the bottom of the stud (131), a rotating shaft (135) is rotatably sleeved on the outer wall of the column shell (130) in a position corresponding to the first helical gear (133), one end of the rotating shaft (135) is fixedly connected with a second helical gear (134), a round crank (136) is fixedly connected to the other end of the;

the clamping mechanism (200) comprises a sliding block (210) and a fixing rod (220), the middle parts of two side walls of the sliding block (210) are fixedly connected with connecting blocks (211), one end of each connecting block (211) is fixedly connected with a handle (212), the connecting blocks (211) slide in a rectangular through groove (1371), the middle part of the top surface of the sliding block (210) is symmetrically and fixedly connected with two cylinders (213) about the vertical central line thereof, four first rectangular grooves (214) are formed in the bottom surface of the sliding block (210) at equal angles, one end of the fixing rod (220) is fixedly connected in each first rectangular groove (214), the other end of the fixing rod (220) is fixedly connected with a connecting element (221), two ends of the connecting element (221) are rotatably connected with one end of a first connecting rod (222), the other end of the first connecting rod (222) is rotatably connected with a supporting block (223), and a second rectangular groove (224) is formed in the inner side wall of the, the utility model discloses a spinal column puncture needle, including second rectangle recess (224), second connecting rod (225), the other end of second connecting rod (225) rotates the one end that is connected with third connecting rod (226), the other end of third connecting rod (226) rotates and is connected with another head rod (222) rather than adjacent, has linked firmly extension spring (227) between two adjacent head rods (222), the top surface middle part of slider (210) is provided with spinal puncture needle (230), the lateral wall of spinal puncture needle (230) has linked firmly two engaging lugs (231) about its vertical central line symmetry, engaging lug (231) slip cup joint the outer wall at cylinder (213).

2. The spinal puncture positioning table and spinal puncture outfit as claimed in claim 1, wherein the outer wall of the cylinder (213) is fixed with a return spring.

3. The spinal puncture positioning table and spinal puncture outfit according to claim 1, wherein the outer wall of the rotating shaft (135) is sleeved and fixed with a limiting block at the position close to the inner side wall and the outer side wall of the cylindrical shell (130).

4. The spinal puncture positioning table and spinal puncture outfit according to claim 1, wherein the bottom surfaces of the supporting blocks (223) are laid with rubber pads, and the maximum separation distance between two adjacent supporting blocks (223) is 10 cm.

5. The spinal puncture positioning table and spinal puncture outfit according to claim 1, wherein the first bevel gear (133) and the second bevel gear (134) are engaged with each other and are engaged with each other.

6. The spinal puncture positioning table and the spinal puncture outfit according to claim 1, wherein the middle part of the top surface of the sliding block (210) is provided with a circular through hole corresponding to the position of the spinal puncture needle (230), and when the return spring is in a non-load state, the needle head of the spinal puncture needle (230) is positioned in the circular through hole.