A lumbar puncture and bone marrow puncture fixing device convenient for adjustment

Abstract

The present invention relates to a lumbar puncture and bone marrow puncture fixing device that is convenient for adjustment, including a base, a column, an adjustment cross bar, an adjustment support column, and a control panel. The column is vertically fixed on the base, and a chute is provided inside the column. An adjustment cross bar is also placed in the chute. One side of the adjustment cross bar is movably connected to an adjustment support column, and a control panel is fixedly connected to one end face of the adjustment cross bar. Shock-absorbing universal wheels are also fixedly provided below the base. Its advantages are as follows: Through the active cooperation and adjustment of the column, the adjustment cross bar, the adjustment support column, and the control panel, the present invention can fix the patient's body, avoid the change of body position during the operation, reduce the operation difficulty, minimize the injury during the operation, and improve the safety and success rate of the operation. At the same time, it is also beneficial for the operator to maintain the operation position and improve the efficiency of lumbar puncture and / or bone marrow puncture.

Description

Technical Field

[0001] The present invention relates to the technical field of medical devices, and specifically, it is a lumbar puncture and bone puncture fixation device that is convenient for adjustment. Background Art

[0002] The most commonly used invasive procedures in hematology and neurology departments are lumbar puncture and bone puncture. The specimens obtained are necessary conditions for diagnosing, treating, and evaluating diseases of the blood system, central nervous system, etc. However, both of these procedures have problems such as non - cooperation of the elderly or children, involuntary and random movement of body positions during the operation, and it is difficult to achieve correct body position placement and fixation only by the doctor's manpower, resulting in high operation difficulty and great danger; moreover, many tools are needed during the operation, which is inconvenient to carry.

[0003] Chinese Patent Application: CN211884064U discloses a lumbar puncture and bone puncture fixator, including a bed surface. The bottom of the bed surface is provided with support feet, and the support feet are respectively arranged around the bed surface. The upper surface of the bed surface is provided with a sliding groove. One end of the sliding groove is welded with a first upright column, and one side of the first upright column is welded with a first baffle. Both ends of the first baffle are provided with first positioning rings, and the first positioning rings are rotatably arranged on the first upright column. A U - shaped baffle is welded between the side surfaces of the two first positioning rings at both ends. Although this device can position the body of children to a certain extent and reduce the damage during the operation, its overall size is too large, it is inconvenient to move, and it is not conducive to the overall operation of the operator during the surgical operation.

[0004] Chinese Patent Application: CN114159263A discloses a body position fixation device for puncture. The key points of its technical solution are that it includes a support seat and a bed board rotatably connected to the support seat. A rotation assembly capable of driving the bed board to rotate is arranged on the support seat. Side plates are arranged on both sides of the width of the bed board. During the process of the rotation assembly driving the bed board to rotate towards the width side, the puncturer can slide on the bed board towards the side plate on this side. An exposure window corresponding to the waist and back of the puncturer is arranged on the bed board, and a disassembly and assembly board is detachably and fixedly connected in the exposure window; a traction roller capable of pulling the puncturer to bend the knees is slidably connected between the two side plates, the traction roller is arranged parallel to the bed board, one end of the traction roller is slidably connected to one side plate, and a regulation assembly capable of driving the traction roller to reciprocally slide is arranged on the other side plate. The sliding direction of the regulation assembly driving the traction roller on the side plate is consistent with the length direction of the bed board. This device can help the puncturer maintain the puncture position, improve the convenience and working efficiency of lumbar puncture and / or bone marrow puncture. However, its overall functions are few, its operability is not strong, and it cannot meet the fixation use of patients at different stages.

[0005] In summary, there is an urgent need for a lumbar puncture and bone puncture fixation device that is easy to operate, convenient to use, can assist different patients in body position fixation, improve positioning accuracy and controllability, and reduce operation damage. However, there is no report on such a lumbar puncture and bone puncture fixation device that is easy to adjust. Summary of the Invention

[0006] The object of the present invention is to solve the problems described above, and for this purpose, a lumbar puncture and bone puncture fixation device that is easy to adjust is provided.

[0007] To achieve the above object, the technical solution adopted by the present invention is:

[0008] A lumbar puncture and bone puncture fixation device that is easy to adjust, including a base, a column, an adjustment crossbar, an adjustment strut, and a control panel. A rectangular column is vertically fixed on the base, and a chute is provided inside the column. An adjustment crossbar is placed in the chute. One side of the adjustment crossbar is also movably connected to an adjustment strut, and a control panel is fixedly connected to one end face of the adjustment crossbar. Shock-absorbing universal wheels are fixedly provided below the base.

[0009] In the above-mentioned lumbar puncture and bone puncture fixation device that is easy to adjust, as a preferred solution, a plurality of first threaded holes are provided on the side surface of the column. The first threaded holes horizontally penetrate both side surfaces of the column, and a first bolt is provided on the first threaded holes. The first bolt sequentially threadedly penetrates one side surface of the column, the adjustment crossbar, and the other side surface of the column, and the first bolt is threadedly connected to the column and the adjustment crossbar.

[0010] In the above-mentioned lumbar puncture and bone puncture fixation device that is easy to adjust, as a preferred solution, the adjustment crossbar further includes a fixed crossbar, a sliding crossbar, and a second bolt. A second threaded hole is provided on one side surface of the fixed crossbar, and a third threaded hole is provided on the upper surface of the fixed crossbar. A second bolt is provided on the third threaded hole. The other end face of the fixed crossbar is slidably connected to a sliding crossbar. A plurality of fourth threaded holes are provided on the sliding crossbar, and the fixed crossbar is movably connected to the sliding crossbar through a second bolt. A groove is provided on the sliding crossbar, and a universal rotating shaft is provided in the groove. One end of the universal rotating shaft is provided with a connecting rod, and an adjustment strut is fixedly connected to the connecting rod.

[0011] In the above-mentioned lumbar puncture and bone puncture fixation device that is easy to adjust, as a preferred solution, a third bolt is provided on one side surface of the sliding crossbar. The third bolt sequentially penetrates one side surface of the sliding crossbar and reaches the universal rotating shaft, and the rotation direction of the universal rotating shaft is fixed by the third bolt.

[0012] In the above-mentioned lumbar puncture and bone marrow puncture fixing device that is convenient for adjustment, as a preferred solution, the adjusting strut further includes a fixed support rod, a fixed sliding rod, a fourth bolt, and a cylindrical auxiliary rod. The upper surface of the fixed support rod is provided with a fifth threaded hole, and a fourth bolt is provided on the fifth threaded hole; the other end surface of the fixed support rod is also slidably connected to a fixed sliding rod, and a plurality of sixth threaded holes are provided on the fixed sliding rod, and the fixed support rod is movably connected to the fixed sliding rod through the fourth bolt; and an auxiliary rod is fixedly provided at the other end of the fixed sliding rod, and an elastic soft pad is wrapped on the auxiliary rod.

[0013] In the above-mentioned lumbar puncture and bone marrow puncture fixing device that is convenient for adjustment, as a preferred solution, the control panel is in a cuboid structure, and two sets of symmetric telescopic support rods are provided on both the upper and lower end surfaces thereof, and a cuboid baffle is connected to the telescopic support rods, and a silica gel soft pad is provided on the baffle.

[0014] In the above-mentioned lumbar puncture and bone marrow puncture fixing device that is convenient for adjustment, as a preferred solution, the shock-absorbing universal wheels are arranged at the four corners of the base, and a pedal-type braking device is provided on the shock-absorbing universal wheels, and anti-slip lines are provided on the braking device.

[0015] In the above-mentioned lumbar puncture and bone marrow puncture fixing device that is convenient for adjustment, as a preferred solution, a plurality of grooves are provided on the upper surface of the baffle, and the grooves are used to place the required operating tools.

[0016] The advantages of the present invention are as follows:

[0017] 1. The present invention is convenient to operate and use. Through the active cooperation and adjustment of the upright column, the adjusting cross bar, the adjusting strut, and the control panel, the body of the patient can be fixed, avoiding the change of body position during the operation, reducing the operation difficulty, reducing the injury during the operation, and improving the safety and success rate of the operation; at the same time, it is also beneficial for the operator to maintain the operation position, improving the efficiency of lumbar puncture and / or bone marrow puncture, and reducing the work burden of the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Attached Figure 1 is a schematic structural diagram of the lumbar puncture and bone marrow puncture fixing device that is convenient for adjustment described in the present invention.

[0019] Attached Figure 2 is a partial structural schematic diagram of the adjusting strut and the control panel in the lumbar puncture and bone marrow puncture fixing device that is convenient for adjustment described in the present invention.

[0020] Attached Figure 3It is a schematic structural diagram of the adjustment strut in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention.

[0021] Appendix Figure 4 It is a partial structural schematic diagram of the universal rotating shaft and the third bolt in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention.

[0022] Appendix Figure 5 It is a schematic structural diagram of the control panel in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention.

[0023] Appendix Figure 6 It is a schematic structural diagram of the column in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention.

[0024] Appendix Figure 7 It is a schematic structural diagram of the shock-absorbing universal wheel in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention.

[0025] Appendix Figure 8 It is a schematic structural diagram of the lumbar puncture and bone puncture fixing device that is easy to adjust described in Embodiment 2. Detailed implementation manners

[0026] The present invention will be further described below in conjunction with the detailed implementation manners. It should be understood that these embodiments are only used to illustrate the present invention and not to limit the scope of the present invention. In addition, it should be understood that after reading the content recorded in the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims of this application.

[0027] The reference numerals and components involved in the drawings are as follows:

[0028] 1. Base 2. Column 3. Adjusting cross bar 4. Adjusting strut 5. Control panel 6. Slide groove 7. Shock-absorbing universal wheel 21. First threaded hole 22. First bolt 31. Fixed cross bar 32. Sliding cross bar 33. Second bolt 34. Second threaded hole 35. Third threaded hole 36. Fourth threaded hole 37. Groove 38. Universal rotating shaft 39. Connecting rod 321. Third bolt 41. Fixed support rod 42. Fixed sliding rod 43. Fourth bolt 44. Auxiliary rod 45. Fifth threaded hole 46. Sixth threaded hole 47. Elastic soft pad 51. Telescopic support rod 52. Baffle 53. Silicone soft pad 71. Braking device 72. Anti-slip pattern 88. Groove

[0029] Embodiment 1

[0030] Please refer to Appendix Figure 1-7 As shown, Appendix Figure 1 is a schematic structural diagram of the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention. Appendix Figure 2 is a partial structural schematic diagram of the adjustment strut and the control panel in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention. Appendix Figure 3 is a schematic structural diagram of the adjustment strut in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention. Appendix Figure 4 is a partial structural schematic diagram of the universal rotating shaft and the third bolt in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention. Appendix Figure 5 is a schematic structural diagram of the control panel in the lumbar puncture and bone puncture fixing device that is easy to adjust described in the present invention. Appendix Figure 6It is a schematic structural diagram of the column in the lumbar puncture and bone puncture fixation device that is easy to adjust described in the present invention. Attached Figure 7 It is a schematic structural diagram of the shock-absorbing universal wheel in the lumbar puncture and bone puncture fixation device that is easy to adjust described in the present invention.

[0031] The present invention mainly solves the problems that during the surgical procedures of existing lumbar puncture and bone puncture, children and the elderly are not cooperative, and their bodies move randomly, making it difficult to achieve the correct body position placement, resulting in great operation difficulty and relatively high risk. For this, a lumbar puncture and bone puncture fixation device that is easy to adjust is provided to assist in fixing the patient's body position, improve the accuracy and controllability of positioning, reduce the damage during the operation, and improve the operation convenience. The device mainly includes a base 1, a column 2, an adjustment crossbar 3, an adjustment support 4, and a control panel 5. A cuboid column 2 is vertically fixed on the base 1. A chute 6 is provided inside the column 2. An adjustment crossbar 3 is placed in the chute 6. One side of the adjustment crossbar 3 is movably connected to an adjustment support 4. A control panel 5 is fixedly connected to one end face of the adjustment crossbar 3. And shock-absorbing universal wheels 7 are fixedly provided below the base 1.

[0032] In this embodiment, preferably, a plurality of first threaded holes 21 are provided on the side surface of the column 2. The first threaded holes 21 horizontally penetrate through both side surfaces of the column 2. A first bolt 22 is provided on the first threaded holes 21. The first bolt 22 sequentially threadedly penetrates through one side surface of the column 2, the adjustment crossbar 3, and the other side surface of the column 2. The first bolt 22 is in threaded connection with the column 2 and the adjustment crossbar 3. The adjustment crossbar 3 can be fixed and adjusted at different heights through the first threaded holes 21 on the column 2. During this period, the column and the adjustment crossbar can be fixed through the first bolt 22.

[0033] Please refer to the attached Figure 3 As shown, in the embodiment, preferably, the adjustment crossbar 3 further includes a fixed crossbar 31, a sliding crossbar 32, and a second bolt 33. A second threaded hole 34 is provided on one side surface of the fixed crossbar 31. The second threaded hole 34 is used for thread matching with the adjustment crossbar. The size of the second threaded hole 34 is the same as the size of the first threaded hole 21, and both can be fixedly engaged with the first bolt 22.

[0034] On the upper surface of the fixed crossbar 31, a third threaded hole 35 is provided, and a second bolt 33 is arranged on the third threaded hole 35; on the other end face of the fixed crossbar 31, a sliding crossbar 32 is also slidably connected. A plurality of fourth threaded holes 36 are provided on the sliding crossbar 32, and the fixed crossbar 31 is movably connected to the sliding crossbar 32 through the second bolt 33. During use, the length between the fixed crossbar 31 and the sliding crossbar 32 can be adjusted as needed and fixed by the second bolt 33. The third threaded hole 35 and the fourth threaded hole 36 have the same size and can both be fitted and connected with the second bolt 33; a groove 37 is further provided on the sliding crossbar 32, and a universal rotating shaft 38 is arranged in the groove 37. One end of the universal rotating shaft 38 is also provided with a connecting rod 39, and an adjusting support column 4 is fixedly connected to the connecting rod 39.

[0035] Please refer to the attached Figure 3 , attached Figure 4 As shown, a third bolt 321 is further provided on one side surface of the sliding crossbar 32. The third bolt 321 sequentially penetrates through one side surface of the sliding crossbar 32 and reaches the universal rotating shaft 38, and the rotation direction of the universal rotating shaft is fixed by the third bolt 321. When the adjusting support column 4 is rotated, the connecting rod connected to one end of the adjusting support column 4 will drive the universal rotating shaft 38 to rotate in different directions. When rotated to the optimal angle, the third bolt 321 is rotated until it completely reaches the surface of the universal rotating shaft. Since the universal rotating shaft is a circular structure and the third bolt is located in the lower half of the universal rotating shaft, when the third bolt contacts the universal rotating shaft, it will produce an effect of hindering the rotation of the universal rotating shaft, thereby realizing the interference fixation of the universal rotating shaft 321.

[0036] Please refer to the attached Figure 3As shown, in this embodiment, preferably, the adjusting strut 4 further includes a fixed strut 41, a fixed slide bar 42, a fourth bolt 43, and a cylindrical auxiliary rod 44. On the upper surface of the fixed strut 41, there is a fifth threaded hole 45, and a fourth bolt 43 is provided on the fifth threaded hole 45. At the other end face of the fixed strut 41, a fixed slide bar 42 is slidably connected. A plurality of sixth threaded holes 46 are provided on the fixed slide bar 42, and the fixed strut is movably connected to the fixed slide bar 42 through the fourth bolt 43. During use, the length between the fixed strut and the fixed slide bar can be adjusted as needed and fixed by the fourth bolt 43. The fifth threaded hole 45 and the sixth threaded hole 46 have the same size and can both be anastomosed and connected with the fourth bolt 43. At the other end of the fixed slide bar 42, an auxiliary rod 44 is fixedly provided, and an elastic soft pad 47 is wrapped on the auxiliary rod 44. The setting of the auxiliary rod can facilitate the bending support and formation of a reliance on the patient's leg. The elastic soft pad can be sleeved on the auxiliary rod to facilitate disassembly, disinfection, and replacement, avoiding unnecessary bacterial growth caused by long-term use.

[0037] Please refer to the attached Figure 5 As shown, in this embodiment, preferably, the control panel 5 is in a cuboid structure, and two sets of symmetric telescopic struts 51 are provided on the upper and lower end faces thereof. The setting of the telescopic struts 51 can facilitate the adjustment of the height of the upper and lower baffles. Its overall structure can be modeled after the structure of the telescopic rod of an umbrella skeleton, so as to realize telescoping and fixing by controlling the protruding button; at the same time, the telescopic struts can also be fixed by setting a rotating bolt for the up and down movement. A cuboid baffle 52 is connected to the telescopic strut, and a silica gel soft pad 53 is provided on the baffle. The silica gel soft pad can improve the comfort when the baffle contacts the human body, and the silica gel pad can be fixed on the baffle by Velcro to facilitate timely cleaning and replacement, reducing unnecessary bacterial / viral infections and improving the safety of the patient during the operation.

[0038] Please refer to the attached Figure 7 As shown, in this embodiment, preferably, the shock-absorbing universal wheels 7 are provided at the four corners of the base 1, and a pedal-type braking device 71 is provided on the shock-absorbing universal wheels 7. The setting of the braking device 71 can facilitate the operation of medical staff, conform to the principle of labor saving, and make the device convenient to fix and move. At the same time, anti-slip lines 72 are provided on the braking device, and the setting of the anti-slip lines 72 can increase the contact area between the operator's foot and the braking device, prevent side slip during stepping, cause unnecessary damage, and increase the stability and safety of the device.

[0039] Usage method of the present invention: Firstly, when in use, adjust the height of the support column and the adjusting crossbar according to the height of different patients. Then, by adjusting the fixed crossbar and the sliding crossbar, make the lower baffle on the control panel close to the bed surface. Then, lean the side waist of the patient against the first baffle. Then, rotate the adjusting support column to a suitable angle so that the patient's legs hook on the cylindrical auxiliary rod. Adjust the adjusting support column to a suitable position through the third bolt. Finally, press the upper baffle on the control panel tightly against the other side waist and fix it. The key points of its work are: expose the back and waist, bend the legs as much as possible, and make the head close to the knees, finally achieving an arched curvature of the back.

[0040] It should be noted that: The present invention is convenient to operate and use. Through the active cooperation adjustment of the upright column, the adjusting crossbar, the adjusting support column, and the control panel, it can fix the patient's body, avoid the change of body position during the operation, reduce the operation difficulty, reduce the injury during the operation, and improve the safety and success rate of the operation; at the same time, it is also beneficial for the operator to maintain the operation position, improve the efficiency of lumbar puncture and / or bone marrow puncture, and reduce the work burden of the operator.

[0041] Embodiment 2

[0042] Please refer to the attached Figure 8 as shown. The attached Figure 8 is a schematic structural diagram of the lumbar puncture and bone marrow puncture fixing device that is easy to adjust described in this embodiment.

[0043] The fixing device described in this embodiment is basically the same as the lumbar puncture and bone marrow puncture fixing device that is easy to adjust in Embodiment 1. The difference is only that a plurality of grooves 88 are further provided on the upper surface. The grooves 88 can be set as disinfectant liquid placement grooves, syringe placement grooves, test tube placement grooves, slide placement grooves, etc., other concave holes that can accommodate the required instruments, so as to meet the inductive placement of the required surgical operation tools, facilitate the operator to pick up and use, and improve the convenience during operation; the setting of the grooves enables the bone marrow puncture kit to have a place to be placed after being opened during the operation, and there is also a groove for placing and drying after the bone marrow is smeared on the slide, avoiding blind random placement, thus affecting the operation process of the operation and the damage of the specimen, and improving the convenience and work efficiency of lumbar puncture and / or bone marrow puncture.

[0044] The above are only the preferred embodiments of the present invention. It should be pointed out that for those of ordinary skill in the art in this technical field, without departing from the principle of the present invention, several improvements and supplements can still be made, and these improvements and supplements should also be regarded as the protection scope of the present invention.

Claims

1. An adjustable lumbar puncture and bone marrow puncture fixation device, characterized in that, It includes a base, a column, an adjustable cross bar, an adjustable support column and a control panel. A rectangular column is vertically fixed on the base. A chute is provided inside the column. An adjustable cross bar is placed in the chute. One side of the adjustable cross bar is movably connected to an adjustable support column. A control panel is fixedly connected to one end face of the adjustable cross bar. Shock-absorbing universal wheels are fixedly provided below the base. The adjustable cross bar further includes a fixed cross bar, a sliding cross bar and a second bolt. A second threaded hole is provided on one side surface of the fixed cross bar. A third threaded hole is provided on the upper surface of the fixed cross bar. A second bolt is provided on the third threaded hole. The other end face of the fixed cross bar is slidably connected to a sliding cross bar. A plurality of fourth threaded holes are provided on the sliding cross bar. The fixed cross bar is movably connected to the sliding cross bar through the second bolt. A groove is provided on the sliding cross bar. A universal rotating shaft is provided in the groove. One end of the universal rotating shaft is provided with a connecting rod. The connecting rod is fixedly connected to an adjustable support column. A third bolt is provided on one side surface of the sliding cross bar. The third bolt sequentially penetrates one side surface of the sliding cross bar and reaches the universal rotating shaft, and the rotation direction of the universal rotating shaft is controlled by the third bolt. The adjustable support column further includes a fixed support rod, a fixed sliding rod, a fourth bolt and a cylindrical auxiliary rod. A fifth threaded hole is provided on the upper surface of the fixed support rod. A fourth bolt is provided on the fifth threaded hole. The other end face of the fixed support rod is slidably connected to a fixed sliding rod. A plurality of sixth threaded holes are provided on the fixed sliding rod. The fixed support rod is movably connected to the fixed sliding rod through the fourth bolt. An auxiliary rod is fixedly provided at the other end of the fixed sliding rod. An elastic soft pad is wrapped on the auxiliary rod. The control panel is of a rectangular parallelepiped structure. Two sets of symmetric telescopic support rods are provided on the upper and lower end faces thereof. A rectangular parallelepiped baffle is connected to the telescopic support rods. A silicone soft pad is provided on the baffle.

2. The adjustable lumbar puncture and bone marrow puncture fixation device according to claim 1, characterized in that, A plurality of first threaded holes are provided on the side surface of the column. The first threaded holes horizontally penetrate both side surfaces of the column. A first bolt is provided on the first threaded holes. The first bolt sequentially threadedly penetrates one side surface of the column, the adjustable cross bar and the other side surface of the column. The first bolt is in threaded connection with the column and the adjustable cross bar.

3. The adjustable lumbar puncture and bone marrow puncture fixation device according to claim 1, characterized in that, The shock-absorbing universal wheels are provided at the four corners of the base. A pedal-type braking device is provided on the shock-absorbing universal wheels. Anti-slip patterns are provided on the braking device.

4. The adjustable lumbar puncture and bone marrow puncture fixation device according to claim 3, characterized in that, A plurality of grooves are provided on the upper surface of the baffle. The grooves are used to place the required operating tools.

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