CN212679172U - Survey patient's marrow microcirculation environment detection device after hemopoietic stem cell transplantation - Google Patents

Abstract

The utility model discloses a survey patient's marrow microcirculation environment detection device after hemopoietic stem cell transplantation belongs to marrow field of software, including fixed cover, both sides fixed mounting has the contained side about the fixed cover, the all fixed mounting of lower extreme outer wall has cylinder A about the fixed cover left and right sides, cylinder A all rotates the outer end all and installs turn-button A about, turn-button A the inner runs through cylinder A and rotates and install lead screw A, lead screw A outer wall rotates and has cup jointed thread bush A, thread bush A outer wall rotates and has cup jointed and rotate cover A, the all fixed mounting of lower side outer wall has spacing groove A on the cylinder A, it runs through spacing groove A fixed mounting from top to bottom to rotate cover A has the riser, the all fixed mounting of riser inside wall has fixed block A. Through setting up rotating-structure, improved detection device's fixed effect, make the operation more stable, improved detection device's practicality.

Description

Survey patient's marrow microcirculation environment detection device after hemopoietic stem cell transplantation

Technical Field

The utility model relates to a marrow detects technical field, especially relates to a survey patient's marrow microcirculation environment detection device after hemopoietic stem cell transplantation.

Background

The stem cells have extremely strong long-term self-renewal and multi-differentiation potential. Research shows that stem cells can be derived from embryonic and fetal tissues, namely embryonic stem cells, also called ES cells, or from postnatal organs and adult individual tissues, namely somatic stem cells, and hematopoietic stem cell transplantation is a treatment means that a patient firstly receives ultra-high dose radiotherapy or chemotherapy and sometimes combines other immunosuppressive drugs to eliminate tumor cells and abnormal clone cells in vivo, then the patient can recover hematopoietic stem cells collected from the patient or other people to rebuild normal hematopoietic and immune functions.

Patent CN201910789496.8 discloses a detection device for measuring the microcirculation environment of bone marrow of a patient after hematopoietic stem cell transplantation, which needs to take into account various indexes of the patient at the same time during the puncture process, and at this time, the attention of the doctor needs to be highly concentrated, but since various sudden situations are very likely to occur during the operation process, the attention of the doctor may be dispersed, so that the depth of the puncture may not reach a predetermined plan, if the depth is insufficient, a tissue sample cannot be extracted, secondary puncture is needed, the patient suffers extra pain, and if the depth is excessive, the puncture needle may puncture the tissue, which may affect the safety of the patient to a certain extent. Meanwhile, the patient needs to be kept awake during the puncture process, so that a doctor can inquire the condition of the patient at any time, the patient needs to bear severe pain during the puncture operation, the involuntary body twisting of the patient can be caused, at the moment, the pain of the patient can be easily aggravated if the puncture speed of the doctor is uneven, even the skin at the puncture position can be torn or the subcutaneous nerve tissue can be damaged, for the patient, a certain potential safety hazard exists, the process scale and the stroke scale are identical in specification and size, the process scale and the stroke scale are annular, the size of an inner ring is matched with the size of the process scale rod and the size of the puncture needle push rod, two pointers are arranged on the surfaces of the process scale rod, the heights of the two pointers are identical and the specifications are identical, the motion condition of the device can be visually monitored in real time, and the motion amplitude of the process scale and the process scale can be accurately represented, the puncture needle has the advantages that the puncture needle is convenient to observe by an operator, the motion stroke of the puncture needle push rod can be indicated by matching the stroke scale and the stroke scale, so that the accuracy of the puncture depth of the puncture needle is ensured, the safety and the accuracy in operation are improved, and the risk of an operation is reduced while the safety of a patient is ensured.

The detection device has the following defects: 1. above-mentioned piercing depth needs the fixed effect of the limbs part of puncture not good to the patient, can't be with the firm fixed of patient's limbs owing to painful shrink that leads to patient instinct at the in-process to the marrow puncture to cause the skew of puncture, cause the emergence of medical malpractice, reduced detection device's practicality. 2. Above-mentioned puncture device needs doctor's accuse power and accuse direction at the in-process of puncture, needs rely on doctor's experience to operate completely, has increased doctor's the operation degree of difficulty, is difficult to keep same puncture speed, can not stop at once or continue after obtaining patient's feedback, and is not convenient for carry out the selectivity to the puncture needle and change, has reduced detection device's practicality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device for detecting the microcirculation environment of bone marrow of a patient after hematopoietic stem cell transplantation, which aims to adopt a rotating structure, when the patient needs to be punctured and sampled, the arm or the leg of the patient can penetrate out from the lower side of a clamping edge of a fixed sleeve from the bottom to the top, the limb of the patient can be firstly clamped by the clamping edge of an inner clamp type, the upper, lower, left and right outer rotating button A can be manually rotated, the rotating button A can rotate to drive a screw rod A to rotate, the screw rod A is matched with the thread of the inner wall of a thread sleeve A through the cutting of the outer wall, the thread sleeve A can move to the inner side of the outer wall of the screw rod A, the rotating sleeve A can be driven to move to the inner side, the rotating sleeve A can move to the inner side to drive a vertical plate fixedly arranged at the upper, the lower, the semi-circular fixing clamps fixedly arranged at the inner side wall, manual wrench movement lead screw B cooperatees through outer wall screw thread and thread groove A inner wall screw thread and inwards rotates in thread groove A inside, drives inner end fixed mounting's briquetting, fixes patient's limbs at the fixation clamp center at the inside reuse briquetting of fixation clamp, makes patient's limbs obtain more firm fixed, and the going on of the operation of being convenient for has improved detection device's practicality.

Through a rotating structure, when a puncture operation is started, a doctor slowly rotates a rotating button B, the rotating button B rotates to drive a screw rod C to rotate, the screw rod C is cut with threads through the outer wall and is matched with threads on the inner wall of a threaded sleeve B to drive the threaded sleeve B to move to the left, the threaded sleeve B moves leftwards to drive the rotating sleeve B to move leftwards, the rotating sleeve B moves leftwards to drive a transverse plate to move leftwards in a limiting groove B, the transverse plate moves leftwards to drive a lower side sliding sleeve to horizontally and stably move leftwards, so that a detection needle fixedly installed on the left side of the transverse plate is driven to move leftwards at a constant speed to be inserted into a fixed sleeve from an insertion hole for puncture, when the detection needle needs to be replaced, a bolt is manually rotated upwards and downwards to the outer side, the bolt is matched with the threads on the inner walls of a thread groove B and a thread groove C through the outer wall, the bolt is taken, the detection needle is taken down and replaced, and the practicability of the detection device is improved.

The utility model provides a specific technical scheme as follows:

the utility model provides a detecting device for measuring the microcirculation environment of bone marrow of a patient after hematopoietic stem cell transplantation, which comprises a fixed sleeve, wherein clamping edges are fixedly arranged on the upper side and the lower side of the fixed sleeve, a cylinder A is fixedly arranged on the outer walls of the upper end and the lower end of the left side and the right side of the fixed sleeve, a rotating button A is rotatably arranged on the outer ends of the left side and the right side of the cylinder A, the inner end of the rotating button A is penetrated through the cylinder A to be rotatably arranged with a screw rod A, the outer wall of the screw rod A is rotatably sleeved with a screw sleeve A, the outer wall of the screw sleeve A is rotatably sleeved with a rotating sleeve A, the outer walls of the upper side and the lower side of the cylinder A are fixedly arranged with a limiting groove A, the rotating sleeve A is penetrated through the limiting groove A from the upper side and the lower side to be fixedly arranged with, the inner end of the screw rod B is fixedly provided with a pressing block, the upper outer wall and the lower outer wall of the right side of the fixed sleeve are both fixedly provided with a cylinder B, the right end of the upper side of the cylinder B is rotatably provided with a rotating button B, the left end of the rotating button B penetrates through the cylinder B to be rotatably provided with a screw rod C, the outer wall of the screw rod C is rotatably sleeved with a threaded sleeve B, the outer wall of the threaded sleeve B is rotatably sleeved with a rotating sleeve B, the lower side of the cylinder B is internally and fixedly provided with a slide rod, the outer wall of the slide rod is movably sleeved with a slide sleeve, the side walls of the upper end and the lower end of the cylinder B are fixedly provided with limit grooves B, the inner ends of the slide sleeve and the rotating sleeve B penetrate through the limit grooves B to be fixedly provided with a transverse plate, the central outer wall of the left side of the, the screw groove B and the screw groove C are internally and rotatably provided with bolts, the central outer wall of the left side of the inserting disc is fixedly provided with a detection needle, and the central side wall of the right side of the fixing sleeve is fixedly provided with a jack.

Optionally, the outer wall of the screw rod a is cut with threads, and the inner wall of the thread sleeve a is cut with threads matched with the threads of the outer wall of the screw rod a, so that a rotating structure is formed.

Optionally, the outer wall of the screw rod B is cut with threads, and the inner wall of the thread groove a is cut with threads matched with the threads of the outer wall of the screw rod B to form a rotating structure.

Optionally, the outer wall of the screw rod C is cut with threads, and the inner wall of the threaded sleeve B is cut with threads matched with the threads of the outer wall of the screw rod C to form a rotating structure.

Optionally, the outer wall of the bolt is cut with threads, and the inner walls of the thread groove B and the thread groove C are cut with threads matched with the threads of the outer wall of the bolt to form a rotating structure.

The utility model has the advantages as follows:

1. the embodiment of the utility model provides a survey patient's marrow microcirculation environment detection device after hemopoietic stem cell transplantation, through rotating the structure, when needing to puncture the sample to the patient, make patient's arm or shank wear out from the clamp limit under the fixed cover from the bottom to the top, the clamp limit of interior clamp formula is with patient's limbs centre gripping first, manual rotation is from top to bottom left right outside turn button A, turn button A rotates and drives lead screw A and rotates, lead screw A has the screw thread through the outer wall to cut the screw thread and is cooperateed with screw thread of thread bush A inner wall, make screw bush A move to the inboard at lead screw A outer wall, drive and rotate cover A and move to the inboard, it drives the riser of upper and lower outside fixed mounting to move to the inboard in spacing groove A to rotate cover A to the inboard, drive the semicircular fixation clamp of riser outer end inside wall fixed mounting to move to the inboard, the fixation clamp of both sides moves to the, manual wrench movement lead screw B cooperatees through outer wall screw thread and thread groove A inner wall screw thread and inwards rotates in thread groove A inside, drives inner end fixed mounting's briquetting, fixes patient's limbs at the fixation clamp center at the inside reuse briquetting of fixation clamp, makes patient's limbs obtain more firm fixed, and the going on of the operation of being convenient for has improved detection device's practicality.

2. Through a rotating structure, when a puncture operation is started, a doctor slowly rotates a rotating button B, the rotating button B rotates to drive a screw rod C to rotate, the screw rod C is cut with threads through the outer wall and is matched with threads on the inner wall of a threaded sleeve B to drive the threaded sleeve B to move to the left, the threaded sleeve B moves leftwards to drive the rotating sleeve B to move leftwards, the rotating sleeve B moves leftwards to drive a transverse plate to move leftwards in a limiting groove B, the transverse plate moves leftwards to drive a lower side sliding sleeve to horizontally and stably move leftwards, so that a detection needle fixedly installed on the left side of the transverse plate is driven to move leftwards at a constant speed to be inserted into a fixed sleeve from an insertion hole for puncture, when the detection needle needs to be replaced, a bolt is manually rotated upwards and downwards to the outer side, the bolt is matched with the threads on the inner walls of a thread groove B and the thread C through the, the plug board can be directly pulled out leftwards, the detection needle is taken down and replaced, and the practicability of the detection device is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic front sectional view of a detecting device for measuring the bone marrow microcirculation environment of a patient after hematopoietic stem cell transplantation according to an embodiment of the present invention;

FIG. 2 is a schematic enlarged view of a part A of the detecting device for determining the microcirculation environment of bone marrow of a patient after hematopoietic stem cell transplantation according to an embodiment of the present invention in FIG. 1;

fig. 3 is a schematic diagram of a partial enlarged structure B in fig. 1 of a detection apparatus for determining the bone marrow microcirculation environment of a patient after hematopoietic stem cell transplantation according to an embodiment of the present invention.

In the figure: 1. fixing a sleeve; 2. clamping edges; 3. a column A; 4. a knob A; 5. a screw mandrel A; 6. a threaded sleeve A; 7. rotating the sleeve A; 8. a limiting groove A; 9. a vertical plate; 10. a fixed block A; 11. a thread groove A; 12. a fixing clip; 13. a screw mandrel B; 14. briquetting; 15. a column B; 16. a knob B; 17. a screw rod C; 18. a threaded sleeve B; 19. rotating the sleeve B; 20. a slide bar; 21. a sliding sleeve; 22. a limiting groove B; 23. a transverse plate; 24. a fixed block B; 25. a slot; 26. inserting a plate; 27. a thread groove B; 28. a thread groove C; 29. a bolt; 30. a detection pin; 31. and (4) inserting the jack.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

An apparatus for measuring the microcirculation environment of the bone marrow of a patient after hematopoietic stem cell transplantation according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, a device for measuring the microcirculation environment of bone marrow of a patient after hematopoietic stem cell transplantation, provided by an embodiment of the present invention, includes a fixing sleeve 1, clamping edges 2 are fixedly installed on the upper and lower sides of the fixing sleeve 1, columns A3 are fixedly installed on the outer walls of the upper and lower ends of the left and right sides of the fixing sleeve 1, a knob a4 is rotatably installed on the outer ends of the left and right sides of the columns A3, a screw rod A5 is rotatably installed at the inner end of the knob a4 through the column A3, a threaded sleeve A6 is rotatably sleeved on the outer wall of the screw rod A5, a rotating sleeve A7 is rotatably sleeved on the outer wall of the threaded sleeve A6, a limit groove A8 is fixedly installed on the upper and lower side of the column A3, a vertical plate 9 is fixedly installed on the upper and lower sides of the rotating sleeve A7 through the limit groove A8, a fixed block a10 is fixedly installed on the inner side wall of the vertical plate 9, a 73712 is fixedly installed, a press block 14 is fixedly arranged at the inner end of a screw rod B13, a cylinder B15 is fixedly arranged on the upper and lower outer walls of the right side of a fixing sleeve 1, a knob B16 is rotatably arranged on the right end of the upper side of a cylinder B15, a screw rod C17 is rotatably arranged at the left end of the knob B16 through the cylinder B15, a thread bush B18 is rotatably sleeved on the outer wall of a screw rod C17, a rotating bush B19 is rotatably sleeved on the outer wall of a thread bush B18, a sliding rod 20 is fixedly arranged in the lower side of the cylinder B15, a sliding bush 21 is movably sleeved on the outer wall of the sliding rod 20, a limit groove B22 is fixedly arranged on the upper and lower inner end side walls of the cylinder B15, a transverse plate 23 is fixedly arranged at the inner end of the sliding bush 21 and the rotating bush B19 through a limit groove B22, a fixed block B24 is fixedly arranged on the central outer wall of the left side of the transverse plate 23, a slot 25 is fixedly arranged in the left side of the fixed block B24, a plug, the outer wall of the center of the left side of the inserting disc 26 is fixedly provided with a detection needle 30, and the side wall of the center of the right side of the fixing sleeve 1 is fixedly provided with an inserting hole 31.

Referring to fig. 1 and 2, the outer wall of the screw rod a5 is cut with screw threads, the inner wall of the screw sleeve A6 is cut with screw threads matching with the screw threads of the outer wall of the screw rod a5, so as to form a rotating structure, when a patient needs to be punctured for sampling, the arm or leg of the patient passes through the lower side clamping edge 2 of the fixed sleeve 1 from bottom to top, the internal clamping type clamping edge 2 clamps the limb of the patient first, the upper, lower, left and right outer rotating button a4 is rotated manually, the rotating button a4 rotates to drive the screw rod a5 to rotate, the screw rod a5 matches with the screw threads of the inner wall of the screw sleeve A6 through the screw threads cut on the outer wall, the screw sleeve A6 moves inwards on the outer wall of the screw rod a5 to drive the rotating sleeve a7 to move inwards, the rotating sleeve a7 moves inwards to drive the vertical plate 9 fixedly mounted on the upper, lower, outer side and outer side to move inwards in the limiting groove A8, the upper part and the lower part of the limb of the patient are fixed, the manual twisting screw rod B13 is matched with the inner wall thread of the screw groove A11 through the outer wall thread to rotate inwards in the screw groove A11, the pressing block 14 for fixing the inner end is driven, the pressing block 14 is reused in the fixing clamp 12 to fix the limb of the patient at the center of the fixing clamp 12, the limb of the patient is fixed more firmly, the operation is convenient, and the practicability of the detection device is improved.

Referring to fig. 1 and 2 and showing, the outer wall of the screw B13 is cut with screw threads, the inner wall of the screw groove a11 is cut with screw threads matching with the screw threads of the outer wall of the screw B13, so as to form a rotating structure, when a patient needs to be punctured for sampling, the arm or leg of the patient passes through the lower side clamping edge 2 of the fixing sleeve 1 from bottom to top, the internal clamping type clamping edge 2 clamps the limb of the patient first, the upper, lower, left and right outer rotating button a4 is rotated manually, the rotating button a4 rotates to drive the screw a5 to rotate, the screw a5 matches with the screw threads of the inner wall of the screw sleeve A6 through the outer wall cut with screw threads, the screw sleeve A6 moves inwards on the outer wall of the screw a5 to drive the rotating sleeve a7 to move inwards, the rotating sleeve a7 moves inwards to drive the vertical plate 9 fixedly installed on the upper, lower, outer side and outer side to move inwards in the limiting groove A8, drive the semicircular fixing clamps 12 fixedly installed on, the upper part and the lower part of the limb of the patient are fixed, the manual twisting screw rod B13 is matched with the inner wall thread of the screw groove A11 through the outer wall thread to rotate inwards in the screw groove A11, the pressing block 14 for fixing the inner end is driven, the pressing block 14 is reused in the fixing clamp 12 to fix the limb of the patient at the center of the fixing clamp 12, the limb of the patient is fixed more firmly, the operation is convenient, and the practicability of the detection device is improved.

Referring to fig. 1, the outer wall of the screw rod C17 is cut with threads, the inner wall of the screw sleeve B18 is cut with threads matching with the threads of the outer wall of the screw rod C17, forming a rotating structure, when starting the puncture surgery, the doctor rotates the knob B16 slowly, the knob B16 rotates to drive the screw rod C17 to rotate, the screw rod C17 is matched with the threads of the inner wall of the screw sleeve B18 through the threads cut on the outer wall, the screw sleeve B18 is driven to move to the left, the screw sleeve B18 moves to the left to drive the rotating sleeve B19 to move to the left, the rotating sleeve B19 moves to the left to drive the transverse plate 23 to move to the left in the limiting groove B22, the transverse plate 23 moves to the left to drive the lower sliding sleeve 21 to move horizontally and slowly and horizontally on the outer wall of the sliding rod 20 to drive the detection needle 30 fixedly installed on the left side of the transverse plate 23 to move slowly and insert into the insertion hole 31, the bolt 29 is cut with screw thread and screw groove B27 and screw groove C28 inner wall screw thread through the outer wall and cooperatees, makes the bolt 29 outwards take out from screw groove B27 and screw groove C28 internal rotation, can directly pull out the plug board 26 left, will detect the needle 30 and take off, changes, improves detection device's practicality.

Referring to fig. 1 and 3, the outer wall of the bolt 29 is threaded, the inner walls of the thread groove B27 and the thread groove C28 are threaded to match with the outer wall of the bolt 29, so as to form a rotary structure, when a puncture operation is started, a doctor slowly rotates the knob B16, the knob B16 rotates to drive the screw rod C17 to rotate, the screw rod C17 is threaded to match with the inner wall of the thread sleeve B18 through the outer wall, so as to drive the thread sleeve B18 to move to the left, the thread sleeve B18 moves to the left to drive the rotary sleeve B19 to move to the left, the rotary sleeve B19 moves to drive the transverse plate 23 to move to the left in the limiting groove B22, the transverse plate 23 moves to drive the lower sliding sleeve 21 to horizontally and slowly move to the left on the outer wall of the sliding rod 20, so as to drive the detection needle 30 fixedly mounted on the left side of the transverse plate 23 to slowly move to the left from the insertion hole 31 to be inserted into the fixed sleeve 1, the bolt 29 is cut with screw thread and screw groove B27 and screw groove C28 inner wall screw thread through the outer wall and cooperatees, makes the bolt 29 outwards take out from screw groove B27 and screw groove C28 internal rotation, can directly pull out the plug board 26 left, will detect the needle 30 and take off, changes, improves detection device's practicality.

The embodiment of the utility model provides a survey patient's marrow microcirculation environment detection device after hematopoietic stem cell transplantation, when needing to puncture the sample to the patient, make patient's arm or shank wear out from fixed cover 1 downside contained side 2 from the bottom to the top, interior clamp formula contained side 2 with patient's limbs centre gripping first, manual rotation upper and lower left and right outside turn button A4, turn button A4 rotates and drives lead screw A5 and rotates, lead screw A5 has the screw thread to match with thread bush A6 inner wall screw thread through the outer wall cut, make thread bush A6 move to the inboard in lead screw A5 outer wall, drive and rotate cover A7 and move to the inboard, it drives upper and lower outside fixed mounting's riser 9 and move to the inboard in spacing groove A8 to rotate cover A7 and move to the inboard, drive the semicircular fixation clamp 12 of riser 9 outer end inside wall fixed mounting moves to the inboard simultaneously, the fixation clamp 12 of both sides moves to the inboard simultaneously, it is fixed to patient's limbs upper and lower position, the hand-operated twisting screw rod B13 is matched with the thread on the inner wall of the thread groove A11 through the thread on the outer wall to rotate inwards in the thread groove A11, the press block 14 fixedly arranged at the inner end is driven, the press block 14 is used again to fix the limb of the patient in the fixing clamp 12, so that the limb of the patient is more firmly fixed, when the puncture surgery is started, the doctor slowly rotates the knob B16, the knob B16 rotates to drive the screw rod C17 to rotate, the screw rod C17 is matched with the thread on the inner wall of the thread sleeve B18 through the thread cut on the outer wall to drive the thread sleeve B18 to move towards the left, the thread sleeve B18 moves towards the left to drive the rotating sleeve B19 to move towards the left, the rotating sleeve B19 moves towards the left to drive the transverse plate 23 to move towards the left in the limiting groove B22, the transverse plate 23 moves towards the left to drive the lower sliding sleeve 21 to horizontally, stably and slowly move towards the left on the outer wall of the sliding rod 20, thereby driving the, when the detection needle 30 needs to be replaced, the bolt 29 is manually rotated upwards and downwards, threads cut on the outer wall of the bolt 29 are matched with threads on the inner walls of the thread groove B27 and the thread groove C28, so that the bolt 29 is rotated outwards from the thread groove B27 and the thread groove C28, the plug disc 26 can be directly pulled out leftwards, and the detection needle 30 is taken down for replacement.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments 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 (5)

1. The utility model provides a survey patient's bone marrow microcirculation environment detection device after hemopoietic stem cell transplantation, a serial communication port, detection device includes fixed cover (1), both sides fixed mounting has contained side (2) about fixed cover (1), the equal fixed mounting of lower extreme outer wall has cylinder A (3) on the fixed cover (1) left and right sides, the outer end all rotates about cylinder A (3) and installs turn-button A (4), turn-button A (4) the inner runs through cylinder A (3) and rotates and install lead screw A (5), lead screw A (5) outer wall rotates and has cup jointed thread bush A (6), thread bush A (6) outer wall rotates and has cup jointed and rotate cover A (7), the equal fixed mounting of downside outer wall has spacing groove A (8) on cylinder A (3), it has riser (9) to run through spacing groove A (8) fixed mounting from top to bottom in cover A (7), the improved structure of the vertical plate comprises a vertical plate (9), wherein fixed blocks A (10) are fixedly mounted on the inner side wall of the vertical plate (9), a fixing clamp (12) is fixedly mounted on the inner side of the fixed blocks A (10), screw grooves A (11) are fixedly mounted in the fixed blocks A (10), screw rods B (13) are rotatably mounted in the screw grooves A (11), pressing blocks (14) are fixedly mounted at the inner ends of the screw rods B (13), cylinders B (15) are fixedly mounted on the upper outer wall and the lower outer wall of the fixed sleeve (1), a knob B (16) is rotatably mounted at the right end of the upper side of the cylinder B (15), a screw rod C (17) is rotatably mounted at the left end of the knob B (16) through the cylinder B (15), a thread sleeve B (18) is rotatably sleeved on the outer wall of the screw rod C (17), a rotating sleeve B (19) is rotatably sleeved on the outer, a sliding sleeve (21) is movably sleeved on the outer wall of the sliding rod (20), a limiting groove B (22) is fixedly arranged on the side wall of the upper and lower inner ends of the column B (15), the inner ends of the sliding sleeve (21) and the rotating sleeve B (19) penetrate through the limiting groove B (22) and are fixedly provided with transverse plates (23), a fixed block B (24) is fixedly arranged on the outer wall of the center of the left side of the transverse plate (23), a slot (25) is fixedly arranged in the left side of the fixed block B (24), an inserting disc (26) is inserted in the slot (25), the upper and lower inner parts of the inserting disc (26) are fixedly provided with screw grooves B (27), the upper and lower inner parts of the fixing block B (24) are fixedly provided with screw grooves C (28), a bolt (29) is rotatably arranged in the thread groove B (27) and the thread groove C (28), a detection needle (30) is fixedly arranged on the outer wall of the center of the left side of the inserting disc (26), the central side wall of the right side of the fixed sleeve (1) is fixedly provided with an insertion hole (31).

2. The apparatus for detecting the bone marrow microcirculation environment of the patient after hematopoietic stem cell transplantation according to claim 1, wherein the screw mandrel A (5) is cut with threads on the outer wall, and the screw sleeve A (6) is cut with threads on the inner wall which are matched with the threads on the outer wall of the screw mandrel A (5) to form a rotating structure.

3. The apparatus for measuring the bone marrow microcirculation environment of a patient after hematopoietic stem cell transplantation according to claim 1, wherein the screw B (13) has threads cut on its outer wall, and the screw A (11) has threads cut on its inner wall to match the threads on the outer wall of the screw B (13) to form a rotary structure.

4. The apparatus for detecting the bone marrow microcirculation environment of the patient after hematopoietic stem cell transplantation as claimed in claim 1, wherein the screw mandrel C (17) is threaded on the outer wall, and the screw sleeve B (18) is threaded on the inner wall to match the screw mandrel C (17) to form a rotary structure.

5. The apparatus for detecting the bone marrow microcirculation environment of the patient after hematopoietic stem cell transplantation according to claim 1, wherein the outer wall of the bolt (29) is cut with threads, and the inner walls of the groove B (27) and the groove C (28) are cut with threads matched with the threads of the outer wall of the bolt (29) to form a rotating structure.

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