CN218552380U - Medical hand-held angularly adjustable piercing depth - Google Patents
Medical hand-held angularly adjustable piercing depth Download PDFInfo
- Publication number
- CN218552380U CN218552380U CN202220227418.6U CN202220227418U CN218552380U CN 218552380 U CN218552380 U CN 218552380U CN 202220227418 U CN202220227418 U CN 202220227418U CN 218552380 U CN218552380 U CN 218552380U
- Authority
- CN
- China
- Prior art keywords
- plate
- angularly adjustable
- circular arc
- handle
- semi
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model discloses a medical hand-held angle-adjustable puncture device, which is mainly a pistol-mounted handle device; the handle is divided into a vertical plate and a horizontal plate; an angle control mechanism is arranged at the top of the vertical plate; the upside of horizontal plate is provided with adjusts fixture, with pjncture needle swing joint, the utility model discloses simple structure, convenient and practical controls puncture angle, improves the rate of accuracy of puncture, has obviously reduced the puncture number of times, has reduced the damage to patient, reduces complication probability of production, and it is minimum to fall patient's misery.
Description
The technical field is as follows:
the utility model relates to a medical treatment field, concretely relates to medical hand-held type angularly adjustable piercing depth.
Background art:
the puncture biopsy is a common interventional operation, is minimally invasive, can perform qualitative diagnosis, and is widely applied to clinic. In the process of puncture, a doctor needs to puncture a puncture needle into a patient, and the doctor subjectively judges the needle inserting direction and the needle inserting angle completely by depending on experience without the assistance of an auxiliary device, so that the puncture needle is deviated from the needle inserting direction planned before the operation, the focus can be punctured by inserting the needle for many times, great pain is brought to the patient, and in order to reduce the pain of the patient, reduce the occurrence of complications and facilitate the operation of the doctor, the invention provides the medical handheld angle-adjustable puncture device.
The utility model has the following contents:
the utility model aims to solve the technical problem that a medical hand-held type angularly adjustable piercing depth is provided, controls the puncture angle, improves the rate of accuracy of puncture, has obviously reduced the puncture number of times, has reduced the damage to patient, reduces complication and produces the probability, falls patient's misery to minimumly.
The utility model discloses the technical problem that solve adopts following technical scheme to realize: a medical handheld angle-adjustable puncture device is mainly a handheld handle-shaped device, wherein a handle is arranged in a pistol shape;
the handle is divided into a vertical plate and a horizontal plate;
an angle control mechanism is arranged at the top of the vertical plate;
and the upper side of the horizontal plate piece is provided with an adjusting and clamping mechanism which is movably connected with the puncture needle.
Preferably, the handle is made of stainless steel.
Preferably, the angle control mechanism comprises a circular arc plate; one quarter of the arc plate is positioned at the top of the vertical plate, the right side of the vertical plate is fixedly connected with a vertical frame, the top of the vertical frame is fixedly connected with a semi-circular arc support, two ends of the semi-circular arc support are upward, and the semi-circular arc support is perpendicular to the handle;
horizontal frames are fixedly connected to the left sides of the two ends of the semicircular arc support, a frame is rotatably connected between the two groups of horizontal frames, the frame is rectangular, a semicircular arc plate is rotatably connected between the two groups of side length midpoints with shorter inner walls, and a reading gravity curved steel wire is rotatably connected between the two groups of side length midpoints with longer inner walls;
the reading gravity curved steel wire is positioned at the upper part of the semi-circular arc plate, and the semi-circular arc plate is positioned at the upper part of the quarter-circular arc plate;
the plane of the semi-circular arc plate is perpendicular to the plane of the reading gravity curved steel wire.
Preferably, the semicircular arc plate is provided with a first scale, and the quarter arc plate is provided with a second scale.
Preferably, a finger fastener is arranged on the left side of the vertical plate of the handle.
Preferably, the adjusting and clamping mechanism comprises a sliding frame and a bracket;
the utility model discloses a horizontal piece, including horizontal piece, the middle part upside swing joint of horizontal piece has the carriage, the middle part level of horizontal piece is run through and has been seted up the bar groove, the horizontal fixedly connected with of lateral wall of horizontal piece is two sets of spacing, and is two sets of spacing is parallel to each other and is located the upside and the downside in bar groove respectively, and is two sets of swing joint has the stopper between the bar groove, the bottom side of carriage is provided with first fixed knob, first fixed knob runs through bar groove and stopper screwed connection.
Preferably, the top of the left side of the horizontal plate piece is fixedly connected with a bracket, two sides of the top of the bracket are vertically and fixedly connected with side plates, and a clamping block is movably connected between the two groups of side plates; and a second fixing knob is arranged on the side plate on the left side, and one end of the second fixing knob penetrates through the clamping block and is in threaded connection with the side plate on the right side.
Preferably, the top of the front side of the bracket is vertically and fixedly connected with two groups of aiming upright rods, and the two groups of aiming upright rods are parallel to each other and have a gap between the two groups of aiming upright rods.
Preferably, both sets of the aiming uprights are set to be black.
Preferably, the rear end of the puncture needle is fixedly connected with a needle support, and the needle support is positioned on the left side of the sliding frame.
The utility model discloses a theory of operation: firstly, a puncture needle is arranged on an adjusting and clamping mechanism of a handle, a needle support at the tail end of the puncture needle is abutted against the left side of a sliding frame, a first fixing knob is unscrewed, the sliding frame slides on a horizontal plate piece of the handle, the position of the sliding frame in the horizontal direction is adjusted, the first fixing knob is screwed, and the sliding frame is positioned through a limiting block;
the front part of the puncture needle is arranged between the gaps of the two groups of aiming upright rods, and the puncture needle is clamped and fastened by the clamping block through screwing the second fixing knob so as to be fixed.
The handle is handed to the staff, the forefinger is placed in finger lock department and is strengthened its comfort level, adjust the angle of its puncture through the wrist and adjust the pjncture needle, reading gravity curved steel wire remains the weight throughout under the effect of gravity, the semicircle plate also remains the weight throughout, the position of handing-over is the ascending angular position of pjncture needle vertical direction on the first scale of semicircle plate and quarter circular arc plate under the quiescent condition, the position of handing-over is the ascending angular position of pjncture needle horizontal direction on reading gravity curved steel wire and the semicircle plate second scale, reading through first scale and second scale, adjust the puncture angle of pjncture needle, can be better accurate the focus of reacing, ensure that the pjncture needle advances the correctness of needle angle left or right, it does not have left and right deflection to advance the needle direction, it is minimum to go to with patient's misery.
The utility model has the advantages that: in the past, in the process of puncture diagnosis and treatment for patients, the needle inserting direction and the needle inserting angle of a puncture needle are artificially estimated, so that a large error exists, and the number of times of puncture is undoubtedly increased to bring unnecessary pain to the patients. The device can accurately control needle insertion in the head and foot direction and the left and right direction of a patient at the same time, accurately control the needle insertion direction in a three-dimensional space, achieve pathological change tissues, obviously reduce puncture times, reduce the damage to the patient, reduce the probability of complication generation, minimize the pain of the patient, bring good news for the majority of patients and be easy to popularize and apply.
Description of the 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 introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a side view of the handle of the present invention;
FIG. 4 is a schematic structural view of a quarter-arc plate of the present invention;
fig. 5 is a schematic structural view of a semicircular plate of the present invention;
fig. 6 is a first image of the cross section of the CT scan of the present invention;
fig. 7 is a second image of the CT scan cross section of the present invention;
wherein: 1. a handle; 101. a vertical plate member; 102. a horizontal plate member; 2. finger fasteners; 3. puncturing needle; 4. Erecting a frame; 5. a semi-circular arc bracket; 6. a horizontal frame; 7. a frame; 8. a semi-circular arc plate; 9. reading a gravity curved steel wire; 10. a needle holder; 11. a quarter arc plate; 12. a carriage; 13. a limiting strip; 14. a strip-shaped groove; 15. a limiting block; 16. a first fixed knob; 17. a bracket; 18. a side plate; 19. A clamping block; 20. a second fixed knob; 21. aiming at the vertical rod; 22. a first scale; 23. and a second scale.
The specific implementation mode is as follows:
in order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1: as shown in fig. 1 to 5, a medical hand-held angularly adjustable puncturing device comprises a handle 1 and a puncturing needle 3, wherein the handle 1 is arranged in a pistol shape;
the handle 1 is divided into a vertical plate 101 and a horizontal plate 102;
an angle control mechanism is arranged at the top of the vertical plate 101;
the upper side of the horizontal plate member 102 is provided with an adjusting and clamping mechanism which is movably connected with the puncture needle 3.
The angle control mechanism comprises an arc plate 11; the quarter-arc plate 11 is positioned at the top of the vertical plate 101, the right side of the vertical plate 101 is fixedly connected with a vertical frame 4, the top of the vertical frame 4 is fixedly connected with a semi-arc support 5, two ends of the semi-arc support 5 are upward, and the semi-arc support 5 is perpendicular to the handle 1;
the reading gravity curved steel wire 9 is positioned at the upper part of a semi-circular plate 8, and the semi-circular plate 8 is positioned at the upper part of a quarter-circular plate 11;
the plane of the semi-circular arc plate 8 is vertical to the plane of the reading gravity curved steel wire 9.
The semicircular arc plate 8 is provided with a first scale 22, and the quarter arc plate 11 is provided with a second scale 23.
The handle is handed to the staff, adjust the angle that its puncture was adjusted to the pjncture needle through the wrist, reading gravity bent shape steel wire keeps the weight all the time under the effect of gravity, the semicircle plate also keeps the weight all the time, the position of handing-over is the ascending angular position of pjncture needle vertical side on the semicircle plate under the quiescent condition on semicircle plate and the first scale of quarter circular arc plate, the position of handing-over is the ascending angular position of pjncture needle horizontal direction for on reading gravity bent shape steel wire and the semicircle plate second scale, reading through first scale and second scale, adjust the puncture angle of pjncture needle, can be better accurate the focus of reacing to, ensure that the pjncture needle advances the correctness of needle angle left or right, skew about the needle insertion direction does not have.
The adjusting and clamping mechanism comprises a sliding frame 12 and a bracket 17;
the utility model discloses a horizontal plate 102, including horizontal plate 102, two sets of spacing strips 13 of horizontal plate 102, two sets of spacing strips 13 are parallel to each other and lie in the upside and the downside of bar groove 14 respectively, and two sets of bar groove 14 is provided with stopper 15 to the middle part upside swing joint of horizontal plate 102, and two sets of spacing strips 13 are parallel to each other, and swing joint has stopper 15 between the bar groove 14, the bottom side of carriage 12 is provided with first fixed knob 16, first fixed knob 16 runs through bar groove 14 and stopper 15 screwed connection.
The top of the left side of the horizontal plate member 102 is fixedly connected with a bracket 17, two sides of the top of the bracket 17 are vertically and fixedly connected with side plates 18, and a clamping block 19 is movably connected between the two groups of side plates 18; a second fixed knob 20 is arranged on the left side plate 18, and one end of the second fixed knob 20 penetrates through the clamping block 19 and is in threaded connection with the right side plate 18.
Mounting the puncture needle on an adjusting and clamping mechanism of the handle, enabling a needle support at the tail end of the puncture needle to abut against the left side of the sliding frame, loosening the first fixing knob, enabling the sliding frame to slide on a horizontal plate piece of the handle, adjusting the position of the sliding frame in the horizontal direction, screwing the first fixing knob, and positioning the sliding frame through a limiting block;
the front part of the puncture needle is arranged between the gaps of the two groups of aiming upright rods, and the puncture needle is clamped and fastened by the clamping block through screwing the second fixing knob so as to be fixed.
The vertical fixedly connected with two sets of pole 21 that aim in front side top of bracket 17, two sets of aim pole 21 is parallel to each other and leaves the clearance between.
The rear end of the puncture needle 3 is fixedly connected with a needle holder 10, and the needle holder 10 is positioned on the left side of the sliding frame 12, so that the puncture needle can be more stable.
Example 2: as shown in fig. 1 to 5, a medical hand-held angularly adjustable puncturing device comprises a handle 1 and a puncturing needle 3, wherein the handle 1 is arranged in a pistol shape;
the handle 1 is divided into a vertical plate 101 and a horizontal plate 102;
the top of the vertical plate 101 is provided with an angle control mechanism;
the upper side of the horizontal plate member 102 is provided with an adjusting and clamping mechanism which is movably connected with the puncture needle 3.
The handle 1 is made of stainless steel, so that the whole firmness of the device is ensured.
The angle control mechanism comprises an arc plate 11; the quarter arc plate 11 is positioned at the top of the vertical plate 101, the right side of the vertical plate 101 is fixedly connected with a vertical frame 4, the top of the vertical frame 4 is fixedly connected with a semi-circular arc bracket 5, two ends of the semi-circular arc bracket 5 are upward, and the semi-circular arc bracket 5 is perpendicular to the handle 1;
the reading gravity curved steel wire 9 is positioned at the upper part of a semi-circular plate 8, and the semi-circular plate 8 is positioned at the upper part of a quarter-circular plate 11;
the plane of the semi-circular arc plate 8 is vertical to the plane of the reading gravity curved steel wire 9.
The semicircular arc plate 8 is provided with a first scale 22, and the quarter arc plate 11 is provided with a second scale 23.
The handle is handed to the staff, adjust the angle of its puncture through the wrist and adjust the pjncture needle, reading gravity curved steel wire keeps the weight throughout under the effect of gravity, the semicircle plate also keeps the weight throughout, the position of handing-over is the ascending angular position of pjncture needle vertical side on semicircle plate and the first scale of quarter circular arc plate under the quiescent condition, the position of handing-over is the ascending angular position of pjncture needle horizontal direction promptly on reading gravity curved steel wire and the semicircle plate second scale, reading through first scale and second scale, adjust the puncture angle of pjncture needle, can be better accurate the focus of reacing, ensure that the pjncture needle advances the correctness of needle angle left or right, the skew about the needle direction does not have.
The left side of the vertical plate 101 of the handle 1 is provided with the finger fasteners 2, and the forefinger is placed in finger fastener department and is strengthened its comfort level, and the better laminating human mechanics of this hand-held mode, convenient to use, better suitable operation control and aim.
The adjusting and clamping mechanism comprises a sliding frame 12 and a bracket 17;
the middle part upside swing joint of horizontal plate 102 has carriage 12, the middle part level of horizontal plate 102 runs through and has seted up bar groove 14, the horizontal fixedly connected with two sets of spacing 13 of lateral wall of horizontal plate 102, it is two sets of spacing 13 is parallel to each other and is located bar groove 14's upside and downside respectively, and is two sets of swing joint has stopper 15 between the bar groove 14, the bottom side of carriage 12 is provided with first fixed knob 16, first fixed knob 16 runs through bar groove 14 and stopper 15 screwed connection.
The top of the left side of the horizontal plate member 102 is fixedly connected with a bracket 17, two sides of the top of the bracket 17 are vertically and fixedly connected with side plates 18, and a clamping block 19 is movably connected between the two groups of side plates 18; a second fixed knob 20 is arranged on the left side edge plate 18, and one end of the second fixed knob 20 penetrates through the clamping block 19 and is in threaded connection with the right side edge plate 18.
Mounting the puncture needle on an adjusting and clamping mechanism of the handle, enabling a needle support at the tail end of the puncture needle to abut against the left side of the sliding frame, loosening the first fixing knob, enabling the sliding frame to slide on a horizontal plate piece of the handle, adjusting the position of the sliding frame in the horizontal direction, screwing the first fixing knob, and positioning the sliding frame through a limiting block;
the front part of the puncture needle is arranged between the gaps of the two groups of aiming upright rods, and the puncture needle is clamped and fastened by the clamping block through screwing the second fixing knob so as to be fixed.
The vertical fixedly connected with two sets of pole 21 that aim in front side top of bracket 17, two sets of aim pole 21 is parallel to each other and leaves the clearance between.
Two sets of standard pole setting 21 all sets up to the black, and the colour of aiming the pole setting is better striking, can make things convenient for the operator to aim, prevents that the puncture needle pricks askewly.
The rear end of the puncture needle 3 is fixedly connected with a needle holder 10, and the needle holder 10 is positioned on the left side of the sliding frame 12, so that the puncture needle can be more stable.
Example 3 actual CT scan Cross-sectional images, as shown in FIGS. 6-7
The following is CT scanning cross section image focus size is about 1cm × 1cm, 2cm × 2cm respectively, utilizes utility model's adjustable piercing depth of hand-held type angle, punctures, and the focus is punctured to the accuracy like the picture, and puncture angle error is very little. The error is less than 1 degree.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a medical hand-held type angularly adjustable piercing depth which characterized in that: the puncture needle comprises a handle (1) and a puncture needle (3), wherein the handle (1) is in a pistol shape;
the handle (1) is divided into a vertical plate (101) and a horizontal plate (102);
an angle control mechanism is arranged at the top of the vertical plate (101);
an adjusting and clamping mechanism is arranged on the upper side of the horizontal plate (102) and is movably connected with the puncture needle (3).
2. A medical hand-held angularly adjustable puncturing device as claimed in claim 1, wherein: the handle (1) is made of stainless steel.
3. The medical handheld angularly adjustable puncturing device of claim 1, wherein: the angle control mechanism comprises an arc plate (11); one quarter of the arc plate (11) is positioned at the top of the vertical plate (101), a semi-circular arc support (5) is fixedly connected to the right side of the vertical plate (101), two ends of the semi-circular arc support (5) are upward, and the semi-circular arc support (5) is perpendicular to the handle (1);
horizontal frames (6) are fixedly connected to the left sides of the two ends of the semicircular arc support (5), a frame (7) is rotatably connected between the two groups of horizontal frames (6), the frame (7) is rectangular, a semicircular arc plate (8) is rotatably connected between the two groups of middle points with shorter inner walls of the frame (7), and a reading gravity curved steel wire (9) is rotatably connected between the two groups of middle points with longer inner walls of the frame (7);
the reading gravity curved steel wire (9) is positioned at the upper part of the semi-circular arc plate (8), and the semi-circular arc plate (8) is positioned at the upper part of the quarter-circular arc plate (11);
the plane of the semi-circular arc plate (8) is vertical to the plane of the reading gravity curved steel wire (9).
4. A medical hand-held angularly adjustable puncturing device as claimed in claim 3, wherein: the semi-circular arc plate (8) is provided with a first scale (22), and the quarter-circular arc plate (11) is provided with a second scale (23).
5. A medical hand-held angularly adjustable puncturing device as claimed in claim 1, wherein: a finger buckle (2) is arranged on the left side of a vertical plate (101) of the handle (1).
6. A medical hand-held angularly adjustable puncturing device as claimed in claim 1, wherein: the adjusting and clamping mechanism comprises a sliding frame (12) and a bracket (17);
the utility model discloses a horizontal plate spare, including horizontal plate spare (102), the middle part of horizontal plate spare (102) upside swing joint have carriage (12), the middle part level of horizontal plate spare (102) runs through and has seted up bar groove (14), two sets of spacing (13) of the horizontal fixedly connected with of lateral wall of horizontal plate spare (102), two sets of spacing (13) are parallel to each other and are located upside and the downside of bar groove (14) respectively, and are two sets of swing joint has stopper (15) between bar groove (14), the bottom side of carriage (12) is provided with first fixed knob (16), first fixed knob (16) run through bar groove (14) and stopper (15) screwed connection.
7. A medical hand-held angularly adjustable puncturing device as claimed in claim 1, wherein: the top of the left side of the horizontal plate piece (102) is fixedly connected with a bracket (17), both sides of the top of the bracket (17) are vertically and fixedly connected with side plates (18), and a clamping block (19) is movably connected between the two groups of side plates (18); a second fixed knob (20) is arranged on the side plate (18) on the left side, and one end of the second fixed knob (20) penetrates through the clamping block (19) and is in threaded connection with the side plate (18) on the right side.
8. The medical hand-held angularly adjustable puncturing device of claim 7, wherein: the vertical fixedly connected with of front side top of bracket (17) is two sets of pole (21) of aiming, and is two sets of pole (21) of aiming are parallel to each other and leave the clearance between.
9. The medical hand-held angularly adjustable puncturing device of claim 8, wherein: two groups of the aiming upright rods (21) are set to be black.
10. The medical hand-held angularly adjustable puncturing device of claim 6, wherein: the rear end of the puncture needle (3) is fixedly connected with a needle holder (10), and the needle holder (10) is positioned on the left side of the sliding frame (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220227418.6U CN218552380U (en) | 2022-01-27 | 2022-01-27 | Medical hand-held angularly adjustable piercing depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220227418.6U CN218552380U (en) | 2022-01-27 | 2022-01-27 | Medical hand-held angularly adjustable piercing depth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218552380U true CN218552380U (en) | 2023-03-03 |
Family
ID=85302615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220227418.6U Active CN218552380U (en) | 2022-01-27 | 2022-01-27 | Medical hand-held angularly adjustable piercing depth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218552380U (en) |
-
2022
- 2022-01-27 CN CN202220227418.6U patent/CN218552380U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206473383U (en) | The quick servicing unit for determining puncture path in a kind of operation for spinal puncture | |
| CN208212087U (en) | A kind of percutaneous lumbar intervertebral disc puncture locator | |
| CN209269826U (en) | A kind of subcutaneous puncture guide bracket | |
| CN218552380U (en) | Medical hand-held angularly adjustable piercing depth | |
| CN2889194Y (en) | A puncture positioning guide for vertebroplasty | |
| CN114391889A (en) | Medical hand-held angularly adjustable piercing depth | |
| CN203138629U (en) | Intraspinal anesthesia puncture angle locator | |
| CN211381656U (en) | Spinal puncture positioning device | |
| CN201179064Y (en) | CT guided lower spine back puncture direction detector | |
| CN111166440A (en) | Chest puncture directional auxiliary device | |
| CN212369059U (en) | Puncture auxiliary positioning device under CT guide | |
| CN205831885U (en) | Thoracolumbar disk pedicle of vertebral arch percutaneous puncture three-dimensional guider | |
| CN116115304A (en) | Lumbar puncture auxiliary positioner and device for bypass median access | |
| CN208435736U (en) | A kind of percutaneous cervical arc root punctures guidance system and its fine regulation rod | |
| CN216876415U (en) | Adjustable fixed bolster | |
| CN111904548B (en) | External semi-automatic positioning puncture device for ultrasonic anesthesia plane | |
| CN212466020U (en) | Multifunctional neck and shoulder support for medical scanning | |
| CN211460304U (en) | Cardiothoracic surgery puncture device | |
| CN209808508U (en) | Steel plate pre-bending device for bone surgery clinical operation | |
| CN214857240U (en) | Medical handheld positioning puncture gun | |
| CN113425387A (en) | Ultrasonic-guided nerve-blocking auxiliary fixing support | |
| CN108392304B (en) | Reduction tractor for femoral neck fracture operation | |
| CN219814254U (en) | Puncture locator | |
| CN211433035U (en) | Variable angle supersound biopsy pjncture needle | |
| CN219070680U (en) | Lumbar puncture auxiliary positioner and device for bypass median access |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |