CN113693644A

CN113693644A - Bone marrow extraction device with puncture point positioning function for medical bone marrow puncture

Info

Publication number: CN113693644A
Application number: CN202111008610.2A
Authority: CN
Inventors: 刘媛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-11-26

Abstract

The invention discloses a bone marrow extracting device with a puncture point positioning function for medical bone marrow puncture, which comprises a basic structure, wherein a rotary puncture mechanism is arranged at the upper end in the basic structure; the bone marrow extracting structure is arranged on one side of the outer wall of the rotary puncture mechanism; a bone marrow collecting test tube, wherein the thread of the bone marrow collecting test tube is arranged on one side of the outside of the bone marrow extracting structure; a wound disinfecting structure secured to an interior side of the base structure. This medical treatment marrow puncture is with marrow draw-out device that has puncturation point locate function, utilize the constraint area to fix marrow extraction department, the device is when possessing the function of stabbing and getting the marrow, possess functions such as disinfection, anesthesia simultaneously, will take out marrow and anesthesia twice process and go on simultaneously, reduce patient's the number of times of receiving the needle, it is more convenient to make the operation of marrow extraction, utilize the miniature pipe of overturning at a high speed, come to break the puncture with hard organism, accelerate the speed of getting the marrow, in order to subdue patient's painful sense.

Description

Bone marrow extraction device with puncture point positioning function for medical bone marrow puncture

Technical Field

The invention relates to the technical field of medical treatment, in particular to a bone marrow extracting device with a puncture point positioning function for medical bone marrow puncture.

Background

The bone marrow puncture is a method of using puncture needle to puncture into marrow cavity to extract trace marrow liquid, making smear, using microscope to observe and count various marrow cells after dyeing to make disease diagnosis, and is a common diagnosis technique of marrow liquid, applicable to diagnosis, differential diagnosis and treatment of various blood diseases and diagnosis and differential diagnosis of unknown cause heating, and can be used for bone marrow culture.

Present medical treatment is marrow draw-out device for marrow puncture, it is the manual work that directly punctures with the hand mostly, but because the hand exerts force and has instability, the atress is inhomogeneous, and because the nook closing member is mostly the tubule and for the puncture of cut straightly, puncture frictional force is big, the easy skew bending of pjncture needle, influence the extraction effect, and to extraction department, a plurality of processes such as anesthesia need disinfect, make and take out the marrow step comparatively loaded down with trivial details, in addition the patient takes place to rock when the extraction more easily, can increase the length of getting the marrow, bring very big misery for patient.

Disclosure of Invention

The invention aims to provide a bone marrow extracting device with a puncture point positioning function for medical bone marrow puncture, which solves the problems that most of the existing bone marrow extracting devices for medical bone marrow puncture proposed in the background technology are used for manual direct puncture, but the force applied by hands is unstable, the stress is not uniform, the puncture needle core is mostly a thin tube and is in a straight insertion type, the puncture friction force is large, the puncture needle is easy to deflect and bend, the extraction effect is influenced, and multiple processes such as disinfection and anesthesia are needed for the extraction position, so that the bone marrow extracting step is relatively complicated, and in addition, the shaking of a patient is easy to occur during extraction, the bone marrow extracting time is prolonged, and the patient is greatly painful.

In order to achieve the purpose, the invention provides the following technical scheme: a bone marrow extracting device with puncture point positioning function for medical bone marrow puncture comprises:

the upper end in the foundation structure is provided with a rotary puncture mechanism;

the bone marrow extracting structure is arranged on one side of the outer wall of the rotary puncture mechanism;

a bone marrow collecting test tube, wherein the thread of the bone marrow collecting test tube is arranged on one side of the outside of the bone marrow extracting structure;

a wound disinfection structure fixed to an interior side of the base structure;

the limiting shaft sleeve is arranged on one side of the outer wall of the bone marrow extracting structure;

the puncture mechanism that beats changes includes:

the transmission motor is arranged on one side of the upper end of the foundation structure;

the driving wheel is arranged at the bottom of the lower end of the transmission motor;

the driven wheel is meshed with one side of the outer wall of the driving wheel;

the rotating pipe is fixed on the inner wall of the driven wheel;

the gear tabling groove is arranged at the joint of the outer wall of the revolving pipe and the driven wheel;

a transmission chamber disposed at an outer portion of the driving wheel.

Preferably, the driving wheel, the driven wheel and the revolving pipe form a transmission structure through a transmission motor, and the driving wheel and the driven wheel are meshed with each other.

Preferably, the infrastructure comprises:

a placing board provided at a lower portion of the base structure;

the backing plate is arranged in the middle of the upper end of the placing plate;

the rolling motor is arranged on one side of the outer wall of the base plate;

a cushion layer provided at an upper end surface wall of the pad plate;

the binding belt is arranged on one side of the outside of the winding motor;

the telescopic liquid rods are arranged on two sides of the upper end of the placing plate;

the top plate is arranged at the top of the upper end of the telescopic liquid rod;

the limiting block is arranged at the joint of the telescopic liquid rod and the top plate;

and the non-slip mat is glued to the bottom of the lower end of the placing plate.

Preferably, the placing plate and the top plate form a hydraulic transmission structure through the telescopic liquid rod, and the placing plate and the top plate are parallel.

Preferably, the backing plate is fixedly connected with one end of the binding belt, and the rolling motor and the other end of the binding belt form a transmission structure.

Preferably, the rotary puncturing mechanism further comprises:

the transfusion port is arranged on the inner wall of the turning pipe;

the anesthetic liquid chamber is movably embedded at the top of the upper end of the transfusion port;

and the anesthetic liquid tank opening is arranged on one side of the outer wall of the anesthetic liquid chamber.

Preferably, the anesthetic chamber is movably connected with the rotating pipe through the infusion port, and the rotating pipe and the anesthetic chamber are embedded in a concentric circle shape.

Preferably, the bone marrow aspiration structure comprises:

the medullary sucking pipe is fixedly arranged in the middle of the top end of the foundation structure;

the marrow main conveying pipe is arranged at the middle end in the medullary sucking pipe;

the marrow branch conveying pipe is communicated with one side of the outside of the marrow main conveying pipe;

the suction pump is arranged on one side of the outer wall of the marrow branch delivery pipe;

a liquid outlet arranged at one side of the outside of the marrow branch conveying pipe;

and the threaded connection notch is arranged on the inner wall of the liquid outlet.

Preferably, the medullary sucking pipe is communicated with the marrow branch conveying pipe and the liquid outlet through the marrow main conveying pipe, and the medullary sucking pipe is positioned at the center of the beating and rotating pipe.

Preferably, the wound disinfecting structure comprises:

the mounting groove is arranged on one side of the interior of the foundation structure;

the telescopic rod is arranged on the inner wall of the mounting groove;

the disinfectant chamber is arranged at the bottom of the lower end of the telescopic rod;

a liquid spray pipe which is fixed on the bottom of the lower end of the disinfectant chamber in an inclined shape;

and the disinfectant filling opening is arranged on one side of the outside of the disinfectant chamber.

Compared with the prior art, the invention has the beneficial effects that: the bone marrow extracting device with the puncture point positioning function for the medical bone marrow puncture adopts the mutual matching of a plurality of mechanisms, has strong functionality, fixes the bone marrow extracting position by utilizing the binding belt, the device has the functions of disinfection, anesthesia and the like when having the function of puncturing and taking marrow, simultaneously performs two procedures of marrow pumping and anesthesia, reduces the number of times of acupuncture of a patient, facilitates the marrow pumping operation, utilizes the miniature rotating tube rotating at high speed to break the puncture of a hard body, accelerates the speed of taking marrow, reduces the pain of the patient, and rotates the tube, the volume is small, the rotating speed is high, the skin can be quickly broken, the bone marrow extraction operation is convenient, after the extraction is finished, when the postoperative is clean, carry out disinfection treatment to the straw, have fine convenience, doctor's working strength when reducing the marrow and drawing greatly alleviates the operation degree of difficulty.

1. In the invention, the rotary puncturing mechanism further comprises: the transfusion port is arranged on the inner wall of the turning pipe; the anesthetic chamber is movably embedded at the top of the upper end of the transfusion port; and the anesthetic liquid tank opening is arranged on one side of the outer wall of the anesthetic liquid chamber. The anesthesia liquid chamber forms swing joint through infusion mouth and revolving tube, and revolving tube and anesthesia liquid chamber are the gomphosis of concentric circles looks, place patient's limbs in cushion layer department on the backing plate, drive with the coiling motor, the constraint area that can coil is as the mounting, fix patient's limbs, and regard transmission motor as the power that drives the gear, drive the revolving tube and rotate, utilize flexible liquid pole to drive roof and revolving tube to move down simultaneously, can break open the puncture with human limbs, then make anesthesia liquid flow out through the infusion mouth from the anesthesia liquid chamber, enter into the skin and carry out the anesthesia operation, and the revolving tube, its volume is very little, the rotational speed is very fast, can break the skin fast, be convenient for carry out the marrow extraction operation.

2. According to the invention, the medullary sucking pipe is communicated with the marrow branch conveying pipe and the liquid outlet through the marrow main conveying pipe, and the medullary sucking pipe is positioned at the center of the beating and rotating pipe. Wound disinfection structure includes: the mounting groove is arranged on one side of the interior of the foundation structure; the telescopic rod is arranged on the inner wall of the mounting groove; the disinfectant chamber is arranged at the bottom of the lower end of the telescopic rod; the liquid spraying pipe is obliquely fixed at the bottom of the lower end of the disinfectant chamber; a disinfectant filling opening, which is arranged at one side outside the disinfectant chamber, the medullary sucking pipe is fixed at the center of the rotating pipe and is in a fixed state, when the medullary sucking pipe enters the marrow, the medullary sucking pipe is sucked into the main medullary conveying pipe by using a suction pump outside the device and then is transmitted into the marrow collecting test pipe through the marrow branch conveying pipe to finish the whole medullary sucking process, the marrow collecting test pipe is in an inclined thread shape and is fixed at a liquid outlet, so that a doctor can collect and process the marrow, the liquid spraying pipe at the other outer side can be close to the extracting position under the action of the telescopic rod to pre-disinfect the extracting position and disinfect again after operation, the inclined liquid spraying pipe can be more accurately close to the extracting position to ensure the disinfection accuracy, and can disinfect the medullary sucking pipe after the extraction and when the operation is clean, the bone marrow extractor has good convenience, reduces the working strength of doctors during bone marrow extraction, and greatly relieves the operation difficulty.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the rotary puncturing mechanism of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is a schematic perspective view of a bone marrow aspiration structure according to the present invention;

FIG. 5 is an enlarged view of a portion B of FIG. 1 according to the present invention.

In the figure: 1. a base structure; 101. placing the plate; 102. a base plate; 103. a winding motor; 104. a soft cushion layer; 105. a binding belt; 106. a telescopic liquid rod; 107. a top plate; 108. a limiting block; 109. a non-slip mat; 2. a puncturing mechanism is rotated; 201. a drive motor; 202. a driving wheel; 203. a driven wheel; 204. rotating the pipe; 205. an anesthetic chamber; 206. an infusion port; 207. a gear fitting groove; 208. a transmission chamber; 209. an anesthetic liquid tank opening; 3. a bone marrow aspiration structure; 301. a medullary canal; 302. marrow branch transfusion; 303. bone marrow main transportation pipe; 304. a suction pump; 305. a liquid outlet; 306. the thread is connected with the notch; 4. bone marrow collection test tubes; 5. a wound disinfection structure; 501. a telescopic rod; 502. a sanitizer chamber; 503. a liquid spraying pipe; 504. mounting grooves; 505. filling a disinfectant into the mouth; 6. and a limiting shaft sleeve.

Detailed Description

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-2, the present invention provides a technical solution: a bone marrow extracting device with puncture point positioning function for medical bone marrow puncture comprises: the upper end of the inside of the foundation structure 1 is provided with a rotary puncture mechanism 2; the limiting shaft sleeve 6 is arranged on one side of the outer wall of the bone marrow extracting structure 3; the beating-rotating puncture mechanism 2 includes: a transmission motor 201 provided on the upper end side of the base structure 1; a driving wheel 202 arranged at the bottom of the lower end of the transmission motor 201; a driven wheel 203 engaged with the outer wall side of the driving wheel 202; a rotating pipe 204 fixed at an inner wall of the driven wheel 203; a gear fitting groove 207 opened at a joint between the outer wall of the opening pipe 204 and the driven pulley 203; a transmission chamber 208 disposed at an exterior of the drive wheel 202. The driving wheel 202, the driven wheel 203 and the revolving tube 204 form a transmission structure through the transmission motor 201, and the driving wheel 202 and the driven wheel 203 are meshed with each other. The base structure 1 comprises: a placing board 101 provided at a lower portion of the foundation structure 1; a pad plate 102 provided at the upper middle portion of the placing plate 101; a winding motor 103 disposed on one side of the outer wall of the pad plate 102; a cushion layer 104 provided at an upper end surface wall of the pad plate 102; a binding belt 105 disposed at one side of the outside of the winding motor 103; telescopic liquid rods 106 provided on both sides of the upper end of the mounting plate 101; a top plate 107 provided on the top of the upper end of the telescopic liquid rod 106; a limiting block 108 arranged at the joint of the telescopic liquid rod 106 and the top plate 107; and the non-slip pad 109 is glued to the bottom of the lower end of the placing plate 101. The placing plate 101 constitutes a hydraulic transmission structure by the telescopic liquid rod 106 and the top plate 107, and the placing plate 101 and the top plate 107 are parallel to each other. The backing plate 102 is fixedly connected with one end of the binding belt 105, and the rolling motor 103 and the other end of the binding belt 105 form a transmission structure. Beat and change puncture mechanism 2 and still include: an infusion port 206 which is opened at the inner wall of the opening pipe 204; an anesthetic chamber 205 movably fitted to the top of the upper end of the infusion port 206; and an anesthetic tank port 209 provided on the outer wall side of the anesthetic chamber 205. The anesthetic chamber 205 is movably connected with the revolving tube 204 through the infusion port 206, the revolving tube 204 and the anesthetic chamber 205 are concentrically embedded, the limb of the patient is placed on the cushion layer 104 on the backing plate 102, the winding motor 103 drives the limb of the patient, the windable binding band 105 serves as a fixing part to fix the limb of the patient, the transmission motor 201 serves as power for driving the gear to drive the revolving tube 204 to rotate, the telescopic liquid rod 106 drives the top plate 107 and the revolving tube 204 to move downwards to puncture the limb of the human body, then the anesthetic liquid flows out from the anesthetic chamber 205 through the infusion port 206 and enters the skin to perform anesthetic operation, and the revolving tube 204 has a small volume and a high rotating speed, can rapidly burst the skin and is convenient for bone marrow extraction operation.

As shown in fig. 3-5, the present invention provides a technical solution: a bone marrow extracting device with puncture point positioning function for medical bone marrow puncture is provided, which comprises a bone marrow extracting structure 3 arranged on one side of the outer wall of a rotary puncture mechanism 2; a bone marrow collecting test tube 4, which is threaded to an outer side of the bone marrow extracting structure 3; a wound disinfection structure 5 fixed to one side of the interior of the base structure 1; the bone marrow aspiration structure 3 includes: a medullary canal 301 fixedly arranged in the middle of the top end of the foundation structure 1; a main medullary canal 303 opened at the inner middle end of the medullary canal 301; a bone marrow branch duct 302 communicating with an outer side of the bone marrow main duct 303; a suction pump 304 provided on the outer wall side of the bone marrow branch delivery tube 302; a liquid outlet 305 disposed at an outer side of the marrow branch duct 302; a threaded notch 306, which opens at the inner wall of the liquid outlet 305. Medullary canal 301 is in communication with bone marrow branch canals 302 and fluid outlet 305 through bone marrow main canal 303, and medullary canal 301 is at the center of beating barrel 204. Wound disinfection structure 5 includes: an installation groove 504 opened at one side of the inside of the base structure 1; an expansion link 501 provided at an inner wall of the installation groove 504; a disinfectant chamber 502 mounted at the bottom of the lower end of the telescopic rod 501; a liquid spray pipe 503 fixed to the bottom of the lower end of the disinfectant chamber 502 in an inclined manner; a disinfectant filling opening 505 which is arranged at one side of the outside of the disinfectant chamber 502, the medullary suction pipe 301 is fixed at the center of the rotating pipe 204 and is in a fixed state, when the medullary suction pipe 301 enters the marrow, the medullary suction pipe 304 outside the device is used for sucking the marrow into the main medullary conveying pipe 303 and then conveying the marrow into the marrow collecting test tube 4 through the marrow branch conveying pipe 302, the whole marrow extracting process is completed, the marrow collecting test tube 4 is fixed at the liquid outlet 305 in an inclined thread shape, so that a doctor can conveniently collect and process the marrow, the liquid spraying pipe 503 at the other outside can make the liquid spraying pipe 503 close to the extracting position under the action of the telescopic rod 501, so as to pre-disinfect the extracting position and perform the disinfection treatment again after operation, and the inclined liquid spraying pipe 503 can be more accurately close to the extracting position, thereby ensuring the disinfection accuracy and after the extraction is completed, when the postoperative is clean, carry out disinfection treatment to straw 301, have fine convenience, doctor's working strength when reducing the marrow and drawing greatly alleviates the operation degree of difficulty.

To sum up, when the bone marrow extracting device with the puncture point positioning function is used, firstly, an operation doctor places the bone marrow extracting device on a stable plane, namely, the anti-slip mat 109 is tightly attached to the placed surface, so that the stability of the whole device is ensured during bone marrow extraction, then a marrow taking limb is placed on the arc-shaped base plate 102 and is positioned at the gap between the binding belt 105 and the base plate 102, then a winding motor 103 with the model of N20 is started, so that the winding motor 103 drives the binding belt 105 to wind, the exposure length of the binding belt 105 is reduced, the marrow taking limb is fixed, the placing stability of the limb is ensured, the deviation of the marrow taking position caused by the shaking condition in the marrow taking process is prevented, then, the telescopic rod 501 with the model of CDA2B80-600 is controlled, the disinfection liquid chamber 502 and the liquid spraying pipe 503 are driven to move from top to bottom by the lifting of the telescopic rod 501, in the moving process, the inclined liquid spraying tube 503 sprays the disinfection liquid to act on the outer wall of the beating tube 204 and the skin surface of the marrow taking position, the disinfection operation before the marrow taking is automatically completed, then the liquid spraying tube 503 is upwards retracted, then the transmission motor 201 with the model number of 60KTYZ is started, the transmission motor 201 drives the driving wheel 202 to rotate anticlockwise, so that the driven wheel 203 meshed with the driving wheel is rotated clockwise, the beating tube 204 at the inner side of the driven wheel 203 is rotated, then the telescopic liquid rod 106 is used for driving the top plate 107 and the beating tube 204 to move downwards, the limbs of a human body are punctured, the anesthesia liquid flows out from the anesthesia liquid chamber 205 through the infusion port 206, the infusion port 206 is the gap between the beating tube 204 and the marrow sucking tube 301 and enters the skin for anesthesia operation, the beating tube 204 has a small volume and a high rotating speed, and can rapidly puncture the skin, the marrow suction tube 301 penetrates through the limb to enter a marrow area after local anesthesia, then the marrow is sucked into the main marrow transmission tube 303 by the suction pump 304, then the marrow is transmitted into the liquid outlet 305 through the branch marrow transmission tube 302, then the marrow is circulated into the marrow collection test tube 4 to be collected, then the top plate 107 is moved upwards, the marrow suction tube 301 is moved out of the skin of the human body, the liquid spraying tube 503 is moved downwards again when the marrow is moved out, the marrow taking part is disinfected, then the winding motor 103 is rotated reversely to loosen the constraint belt 105, the human body is drawn out from the device, then the liquid spraying tube 503 sprays the postoperative marrow suction tube 301 to complete the disinfection treatment operation, the marrow suction and anesthesia processes are carried out simultaneously, the needle receiving times of the patient are reduced, the marrow suction operation is more convenient, the marrow taking speed is accelerated, and the pain feeling of the patient is relieved, then the bone marrow collecting test tube 4 is taken down in a rotating way, and cells in the bone marrow are analyzed and processed, so that the illness state of the patient can be more accurately analyzed.

It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims

1. A bone marrow extracting device with puncture point positioning function for medical bone marrow puncture is characterized by comprising:

the device comprises a base structure (1), wherein a rotary puncture mechanism (2) is arranged at the upper end in the base structure (1);

a bone marrow extracting structure (3) which is arranged on one side of the outer wall of the rotary puncture mechanism (2);

a bone marrow collection test tube (4) which is arranged at one side of the outside of the bone marrow extracting structure (3) in a threaded manner;

a wound disinfection structure (5) fixed to an inner side of the base structure (1);

the limiting shaft sleeve (6) is arranged on one side of the outer wall of the bone marrow extracting structure (3);

the rotary puncturing mechanism (2) comprises:

a transmission motor (201) arranged on one side of the upper end of the foundation structure (1);

the driving wheel (202) is arranged at the bottom of the lower end of the transmission motor (201);

a driven wheel (203) engaged with the outer wall side of the driving wheel (202);

a rotating pipe (204) fixed at an inner wall of the driven wheel (203);

a gear engaging groove (207) which is opened at a joint between the outer wall of the rotating pipe (204) and the driven wheel (203);

a transmission chamber (208) disposed at an exterior of the drive wheel (202).

2. The bone marrow aspiration device with puncture point positioning function for medical bone marrow puncture according to claim 1, characterized in that: the driving wheel (202), the driven wheel (203) and the revolving pipe (204) form a transmission structure through a transmission motor (201), and the driving wheel (202) is meshed with the driven wheel (203).

3. The bone marrow aspiration device with puncture point positioning function for medical bone marrow puncture according to claim 1, characterized in that: the base structure (1) comprises:

-a resting plate (101) arranged at the underside of the foundation structure (1);

a base plate (102) provided at the upper middle part of the placement plate (101);

a winding motor (103) arranged on one side of the outer wall of the backing plate (102);

a cushion layer (104) provided at an upper end surface wall of the pad plate (102);

a binding belt (105) arranged on one side of the outside of the winding motor (103);

telescopic liquid rods (106) arranged on both sides of the upper end of the placing plate (101);

a top plate (107) provided on the top of the upper end of the telescopic liquid rod (106);

a limiting block (108) arranged at the joint of the telescopic liquid rod (106) and the top plate (107);

and the non-slip mat (109) is glued to the bottom of the lower end of the placing plate (101).

4. The bone marrow extracting device with puncture point locating function for medical bone marrow puncture according to claim 3, characterized in that: the placing plate (101) forms a hydraulic transmission structure through a telescopic liquid rod (106) and a top plate (107), and the placing plate (101) is parallel to the top plate (107).

5. The bone marrow extracting device with puncture point locating function for medical bone marrow puncture according to claim 3, characterized in that: the cushion plate (102) is fixedly connected with one end of the binding belt (105), and the rolling motor (103) and the other end of the binding belt (105) form a transmission structure.

6. The bone marrow aspiration device with puncture point positioning function for medical bone marrow puncture according to claim 1, characterized in that: the rotary puncturing mechanism (2) further comprises:

the infusion port (206) is arranged on the inner wall of the turning pipe (204);

an anesthetic chamber (205) movably fitted to the top of the upper end of the infusion port (206);

and an anesthetic tank port (209) provided on the outer wall side of the anesthetic chamber (205).

7. The bone marrow aspiration device with puncture point positioning function for medical bone marrow puncture according to claim 6, characterized in that: the anesthetic chamber (205) is movably connected with the rotating pipe (204) through an infusion port (206), and the rotating pipe (204) and the anesthetic chamber (205) are embedded in a concentric circle shape.

8. The bone marrow aspiration device with puncture point positioning function for medical bone marrow puncture according to claim 1, characterized in that: the bone marrow aspiration structure (3) comprises:

the medullary suction tube (301) is fixedly arranged in the middle of the top end of the foundation structure (1);

a main marrow duct (303) which is opened at the inner middle end of the medullary suction tube (301);

a bone marrow branch duct (302) communicating with an outer side of the bone marrow main duct (303);

a suction pump (304) disposed on the outer wall side of the bone marrow branch duct (302);

a liquid outlet (305) arranged at one side of the outside of the marrow branch conveying pipe (302);

a threaded socket (306) opening at an inner wall of the liquid outlet (305).

9. The bone marrow aspiration device with puncture point positioning function for medical bone marrow puncture according to claim 8, characterized in that: the medullary sucking pipe (301) is communicated with the marrow branch conveying pipe (302) and the liquid outlet (305) through a marrow main conveying pipe (303), and the medullary sucking pipe (301) is positioned at the center of the beating and rotating pipe (204).

10. The bone marrow aspiration device with puncture point positioning function for medical bone marrow puncture according to claim 1, characterized in that: the wound disinfecting structure (5) comprises:

an installation groove (504) which is opened at one side of the interior of the foundation structure (1);

a telescopic rod (501) provided at an inner wall of the mounting groove (504);

a disinfectant chamber (502) which is mounted at the bottom of the lower end of the telescopic rod (501);

a liquid spray pipe (503) which is fixed to the bottom of the lower end of the disinfectant chamber (502) in an inclined manner;

a disinfectant filling opening (505) which is arranged at one side of the outside of the disinfectant chamber (502).