CN110200680B - Fixing and adjusting device for medical puncture needle - Google Patents
Fixing and adjusting device for medical puncture needle Download PDFInfo
- Publication number
- CN110200680B CN110200680B CN201810193740.XA CN201810193740A CN110200680B CN 110200680 B CN110200680 B CN 110200680B CN 201810193740 A CN201810193740 A CN 201810193740A CN 110200680 B CN110200680 B CN 110200680B
- Authority
- CN
- China
- Prior art keywords
- fixing
- puncture needle
- fixed frame
- adjusting device
- groove
- 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.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000741 silica gel Substances 0.000 claims abstract description 23
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 23
- 230000007704 transition Effects 0.000 claims abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 210000003141 lower extremity Anatomy 0.000 claims 1
- 238000012856 packing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 210000002615 epidermis Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000010417 needlework Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
- A61B2017/3407—Needle locating or guiding means using mechanical guide means including a base for support on the body
Abstract
The invention discloses a fixing and adjusting device for a medical puncture needle, which is a fixing and adjusting device for the puncture needle, wherein the height of one end of a guide tube is fixed, and the other end of the guide tube is adjusted in two dimensions in a plane, so that the puncture position of the puncture needle is adjusted. Simple structure, convenience and practicality. On the perpendicular angle of fixing frame of arranging in of its characterized in that pole setting one end, fixed frame is the rectangle frame, and on the pole setting other end was arranged in to the adapter sleeve, the adapter sleeve can rotate along the pole setting axis, and silica gel holds in the palm to fill in and arranges fixed frame bottom on, silica gel holds in the palm the region that fills in and four angles of fixed frame correspond to one side uplift, pass through the arc transition between two adjacent uplifts, silica gel holds in the palm to fill and be hollow structure, and inside packing has gas, and a side edge of fixed frame is arranged in to the sliding tray, the sliding tray extends along fixed frame one side edge, the sliding tray degree of depth is half of fixed frame thickness, and the rolling tray is arranged in on fixed frame.
Description
Technical Field
The invention discloses a fixing and adjusting device for a medical puncture needle, relates to a device for fixing and adjusting the puncture needle needing puncture treatment in the clinical treatment process, and belongs to the field of medical equipment. In particular to a puncture needle fixing and adjusting device which fixes the height of one end of a guide tube and adjusts the two dimensions of the other end in a plane so as to adjust the puncture position of a puncture needle.
Background
At present, in the medical treatment process, when the patient with effusion in the body is treated, the puncture is adopted for sampling and detecting the effusion, the effusion property is judged, the effusion can be directly discharged by the puncture for a large amount of effusion, the puncture needle needs to be fixed when the puncture is carried out, the puncture needle is prevented from falling off in the working process, particularly, the patient of children is easy to move, the puncture needle is easy to fall off, the existing puncture needle is fixed by adopting an adhesive tape, the needle is directly fixed on the epidermis, the fixing method is inconvenient to use, the puncture needle adopts point fixing, the accuracy of the puncture needle is poor, the deviation can occur in the working process, the deviation of the puncture needle can cause injury in the body of the patient, so that the liquid can be diffused to cause other complications, the fixing process is time-consuming and labor-consuming, the safety is poor, when the puncture position needs to be adjusted by medical personnel, the adhesive tape is needed to be removed and then transferred, and the operation is not flexible enough.
The publication No. CN105997203A discloses a novel multifunctional abdominal cavity puncture fixer for medical surgery, which comprises a sliding block, a suction plate, a sliding groove, a cross frame, a puncture fixing device, a bracket and a fixing bandage structure, wherein the suction plate is connected and arranged at the bottom of the sliding groove through the sliding block; the puncture fixing device is connected with the front part of the cross frame; the bracket is connected and arranged at two sides of the fixing bandage structure; according to the puncture fixing device, the fixing liquid for the puncture needle is only fixed in a single point, when the puncture needle is adjusted, the fixing device cannot guide and adjust the puncture of the puncture needle, and also the puncture fixing device can injure organs in a body and the like in a deviating manner when the puncture needle works, so that other complications are caused, the safety is low, and the puncture is unstable.
Disclosure of Invention
In order to improve the situation, the invention provides a fixing and adjusting device for a medical puncture needle, which is used for fixing the height of one end of a guide tube and adjusting the other end of the guide tube in two dimensions in a plane so as to adjust the puncture position of the puncture needle. Simple structure, convenience and practicality.
The invention relates to a fixing and adjusting device for a medical puncture needle, which is realized by the following steps: the invention relates to a fixing and adjusting device for a medical puncture needle, which consists of a main body fixing device and an adjusting device, wherein the main body fixing device consists of an upright rod, a connecting sleeve, a sliding groove, a silica gel supporting pad, a rolling groove and a fixing frame, one end of the upright rod is vertically arranged at one corner of the fixing frame, the fixing frame is a rectangular frame, the connecting sleeve is sleeved at the other end of the upright rod and can rotate along the axis of the upright rod, the silica gel supporting pad is arranged at the bottom of the fixing frame, the regions corresponding to the four corners of the silica gel supporting pad and the fixing frame are bulged towards one side, the adjacent bulges are in arc transition, the silica gel supporting pad is of a hollow structure, the sliding groove is filled with gas and is arranged at one side edge of the fixing frame, the sliding groove extends along one side edge of the fixing frame, the depth of the sliding groove is half of the thickness of the frame of the fixing frame, the rolling groove is arranged on the fixing frame, the rolling groove is opposite to the sliding groove and has the same length, the rolling groove penetrates through the inner side wall and the outer side wall of the fixed frame, a magnetic stripe is embedded on the lower side arm of the rolling groove, scales are arranged on the rolling groove along the groove length direction, the adjusting device consists of a connecting plate, an arc-shaped bracket, a guide pipe, a connecting rubber pad, a sliding block, a screw rod, a tray, a puncture hole, a fixed sleeve, a rubber roller, a connecting frame and a roller shaft, the sliding block is arranged in the sliding groove and is jointed with the upper side wall and the lower side wall of the sliding groove, a graphite sheet is embedded on the sliding block, the sliding block is provided with the guide groove, the rubber roller is arranged in the rolling groove and is jointed with the inner wall of the rolling groove, one end of the roller shaft is vertically arranged on the sliding block, the other side of the roller shaft penetrates through the rubber roller to extend out of the fixed frame, the fixed sleeve is sleeved on the roller shaft in a sliding way, a shaft sleeve is arranged between the roller shaft and the sliding block, the roller is overhead to be put and is scaled, and on the sliding block was arranged perpendicularly to the one end of screw rod, the other end passed fixed cover and roll groove in proper order, and extended a section distance, the swivel nut has been put between screw rod and the fixed cover, the screw rod other end is taken and is arranged in on the roll groove side arm, screw rod and roller are parallel to each other, the axle sleeve has been put between the one end of screw rod and the sliding block, and on the other end of roller was arranged in to the one end cover of link, the other end cover of link was arranged in on the screw rod other end, and the fixed sheathe in is arranged in to the tray, open at the tray middle part has the puncture hole, and fixed cover middle part position is arranged in through connecting the cushion to the one end of stand, and corresponding with the puncture hole, and arc bracket cover is arranged in on the stand, and the arc layer board is articulated mutually through connecting plate and link.
When the puncture needle is used, the fixing frame is pricked into a position through the silica gel cushion to enable the silica gel cushion to be adsorbed on the wound epidermis, then the rubber roller on the roller shaft rotates in the rolling groove and pushes the sliding block at one end to move in the sliding groove, the whole roller shaft moves in parallel in the fixing frame, one end of the roller shaft pushes one end of the screw rod to move through the sliding block, the other end of the roller shaft pushes the screw rod to move through the connecting frame, so that the screw rod moves parallel to the roller shaft, when the roller shaft moves, the fixing sleeve moves along the roller shaft synchronously with the roller shaft in the fixing frame, when the roller shaft rotates to a straight line where puncture points need to be punctured, corresponding scales on the rolling groove are recorded, then the fixing sleeve slides along the axial direction of the roller shaft through the rotating screw rod, the fixing sleeve drives the tray to move, so that the puncture holes and the puncture points on the tray coincide, when the fixing sleeve moves, one end of the guide pipe moves under the action of the connecting rubber pad, the guide pipe slides on the arc-shaped bracket, the arc-shaped bracket adjusts the inclination angle through the connecting plate to adapt to the inclination of the guide pipe, when the fixing sleeve slides along the axial direction of the roller shaft, the guide pipe drives the connecting sleeve to rotate through the connecting plate to adapt to the position of one end of the guide pipe, after the puncture hole and the puncture point are superposed, the scale on the roller shaft is recorded, then the puncture needle is pushed in along the guide pipe, the puncture needle penetrates through the puncture hole in the supporting plate along the guide pipe to enter the body of a patient, and effusion is extracted;
the connecting sleeve can rotate along the axis of the upright rod, and can be adjusted by matching with the deflection of one end of the guide tube when the position of one end of the guide tube is adjusted, so that the guide tube is prevented from being forced and twisted in the moving process to influence the guiding and fixing of the puncture needle;
the areas corresponding to the four corners of the silica gel support pad and the fixed frame are bulged towards one side, so that a supporting bulge can be formed on the body of a patient, the fixed frame is suspended in a half-hollow state, the fixed frame is prevented from being directly contacted with the patient, and the patient is not comfortable;
the two adjacent bulges are in arc transition and can be clamped with the body of a patient, so that the contact friction force between the fixing frame and the body is increased, and the deviation of the fixing frame is avoided;
the silica gel support cushion is of a hollow structure, and gas is filled in the silica gel support cushion, so that the silica gel support cushion can be attached to the body of a patient more comfortably;
the magnetic strip is embedded in the lower side arm of the rolling groove, so that the screw rod can be adsorbed, the screw rod can be tightly attached to the lower side arm of the rolling groove, and the phenomenon that the screw rod jumps and deflects when a roller shaft is adjusted is avoided;
the sliding block is embedded with the graphite sheet, so that the friction force between the sliding block and the sliding groove can be reduced, the sliding smoothness of the sliding block is increased, the synchronous movement of the two ends of the roller shaft is ensured, and the deflection caused by the difference of the speeds of the two ends of the roller shaft during movement is avoided;
the sliding block is provided with a guide groove, so that the sliding block can be ensured to move along the sliding groove, and the moving path of the sliding block is parallel to the moving path of the rubber roller;
the design of the connecting rubber cushion can ensure that one end of the guide pipe is connected with the fixed sleeve, and meanwhile, the deflection adjustment of the angle can be carried out, so that the connecting rubber cushion is suitable for different angles;
the purpose of fixing and adjusting the puncture needle is achieved.
Advantageous effects
The structure is simple, and the device is convenient and practical.
And secondly, the efficiency of adjusting the puncture needle can be improved, and the accuracy of the puncture needle is improved.
Thirdly, the comfort of the patient during puncture can be improved.
Drawings
Fig. 1 is a three-dimensional structure view of a medical puncture needle fixing and adjusting device of the present invention.
Fig. 2 is a three-dimensional structure view of a sliding block of the medical puncture needle fixing and adjusting device of the present invention.
In the attached drawings
Wherein the parts are: pole setting (1), adapter sleeve (2), connecting plate (3), arc bracket (4), stand pipe (5), connect cushion (6), sliding block (7), sliding tray (8), silica gel tray (9), screw rod (10), tray (11), puncture hole (12), fixed cover (13), rubber roll (14), link (15), roller (16), rolling groove (17), fixed frame (18), graphite block (19)
The specific implementation mode is as follows:
the invention discloses a fixing and adjusting device for a medical puncture needle, which is realized in such a way that when the fixing and adjusting device is used, a fixing frame (18) is attached to a puncture needle puncturing position through a silica gel supporting pad (9), so that the silica gel supporting pad (9) is adsorbed on the skin of a wound, then a rubber roller (14) on a roller shaft (16) rotates in a rolling groove (17) through a rotating roller shaft (16), a sliding block (7) at one end is pushed to move in a sliding groove (8), the whole roller shaft (16) moves in parallel in the fixing frame (18), one end of the roller shaft (16) pushes one end of a screw rod (10) to move through the sliding block (7), the other end of the roller shaft (16) pushes the screw rod (10) to move through a connecting frame (15), so that the screw rod (10) moves in parallel to the roller shaft (16), and when the roller shaft (16) moves, a fixing sleeve (13) moves along with the roller shaft (16) in the fixing frame (18) synchronously, when the roll shaft (16) rotates to a straight line where a puncture point needs to be located, corresponding scales are recorded on the rolling groove (17), then the fixed sleeve (13) slides axially along the roll shaft (16) through the rotating screw (10), the fixed sleeve (13) drives the tray (11) to move, the puncture hole (12) in the tray (11) is overlapped with the puncture point, when the fixed sleeve (13) moves, one end of the guide pipe (5) moves under the action of the connecting rubber pad (6), the guide pipe (5) slides on the arc-shaped bracket (4), the inclination angle of the guide pipe (5) is adjusted through the connecting plate (3) by the arc-shaped bracket (4), when the fixed sleeve (13) slides axially along the roll shaft (16), the guide pipe (5) drives the connecting sleeve (2) to rotate through the connecting plate (3) to adapt to the position of one end of the guide pipe (5), after the puncture hole (12) and the puncture point are overlapped, the scales on the roller shaft (16) are recorded, then the puncture needle is pushed in along the guide tube (5), the puncture needle passes through the puncture hole (12) on the supporting plate along the guide tube (5) and enters the body of a patient, and effusion is extracted;
the connecting sleeve (2) can rotate along the axis of the upright rod (1), and can be adjusted by matching with deflection of one end of the guide tube (5) when the position of one end of the guide tube (5) is adjusted, so that the guide tube (5) is prevented from being stressed and twisted in the moving process to influence the guiding and fixing of the puncture needle;
the areas corresponding to the four corners of the silica gel support pad (9) and the fixing frame (18) are bulged towards one side, so that a supporting bulge can be formed on the body of a patient, the fixing frame is suspended in a half-hollow state, and the fixing frame is prevented from being directly contacted with the patient, so that the patient is uncomfortable;
the two adjacent bulges are in arc transition, so that the bulges can be clamped with the body of a patient, the contact friction force between the fixing frame (18) and the body is increased, and the deviation of the fixing frame (18) is avoided;
the silica gel support pad (9) is of a hollow structure, and gas is filled in the silica gel support pad, so that the silica gel support pad (9) can be attached to the body of a patient more comfortably;
the magnetic strip is embedded in the lower side arm of the rolling groove (17) and can adsorb the screw rod (10), so that the screw rod (10) can be tightly attached to the lower side arm of the rolling groove (17), and the phenomenon that the screw rod (10) jumps and deflects when the roller shaft (16) is adjusted is avoided;
the sliding block (7) is embedded with a graphite sheet, so that the friction force between the sliding block (7) and the sliding groove (8) can be reduced, the sliding smoothness of the sliding block (7) is increased, the movement synchronization of the two ends of the roller shaft (16) is ensured, and the deflection caused by the difference of the speeds of the two ends of the roller shaft (16) during movement is avoided;
the sliding block (7) is provided with a guide groove, so that the sliding block (7) can move along the sliding groove (8), and the moving path of the sliding block (7) is parallel to the moving path of the rubber roller (14);
the design of the connecting rubber cushion (6) can ensure that one end of the guide pipe (5) is connected with the fixed sleeve (13) and can also perform deflection adjustment of an angle to adapt to different angles;
the purpose of fixing and adjusting the puncture needle is achieved.
Claims (9)
1. A fixing and adjusting device for a medical puncture needle is characterized in that: one end of a vertical rod is vertically arranged on one corner of a fixed frame, the fixed frame is a rectangular frame, a connecting sleeve is sleeved on the other end of the vertical rod, a silica gel support pad is arranged on the bottom of the fixed frame, a sliding groove is arranged on one side edge of the fixed frame, a rolling groove is arranged on the fixed frame, the rolling groove is opposite to the sliding groove and has the same length, the rolling groove penetrates through the inner side wall and the outer side wall of the fixed frame, scales are arranged on the rolling groove along the length direction of the groove, a sliding block is arranged in the sliding groove, the sliding block is attached to the upper side wall and the lower side wall of the sliding groove, a guide groove is formed in the sliding block, a rubber roller is arranged in the rolling groove and is attached to the inner wall of the rolling groove, one end of a roller shaft is vertically arranged on the sliding block, the other side of the roller shaft penetrates through the rubber roller to extend out of the fixed frame in a sliding way, a shaft sleeve is arranged between the roller shaft and the sliding block, the rubber roller shaft is fixedly arranged on the roller shaft, scales are arranged on the roller shaft, one end of a screw rod is vertically arranged on the sliding block, the other end passes fixed cover and roll groove in proper order, and extend a section distance, the swivel nut has been put between screw rod and the fixed cover, the screw rod other end is taken and is arranged in roll groove lower limb, screw rod and roller are parallel to each other, the axle sleeve has been put between the one end of screw rod and the sliding block, the one end cover of link is arranged in on the other end of roller, the other end cover of link is arranged in on the screw rod other end, the tray is arranged in on the fixed cover, the tray middle part is opened there is the puncture hole, the fixed cover middle part position is arranged in through connecting the cushion to the one end of stand, and corresponding with the puncture hole, the pipe is arranged in to the arc bracket cover, the arc layer board is articulated mutually through connecting plate and link.
2. The medical needle fixing and adjusting device as claimed in claim 1, wherein the connecting sleeve is rotatable along the shaft axis.
3. The fixing and adjusting device for the medical puncture needle according to claim 1, wherein the areas corresponding to the four corners of the silica gel pad and the fixing frame are bulged to one side.
4. A medical needle fixing adjustment device according to claim 3, wherein adjacent ridges are formed with an arcuate transition therebetween.
5. The medical puncture needle fixing and adjusting device according to claim 1, wherein the silica gel pad is hollow and filled with gas.
6. The needle fixing and adjusting device of claim 1, wherein the sliding groove extends along a side edge of the fixing frame.
7. The medical puncture needle fixing and adjusting device of claim 6, wherein the depth of the sliding groove is half of the thickness of the frame of the fixing frame.
8. The medical puncture needle fixing and adjusting device as claimed in claim 1, wherein a magnetic strip is embedded in the lower side arm of the rolling groove.
9. The medical puncture needle fixing and adjusting device according to claim 1, wherein a graphite sheet is embedded in the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810193740.XA CN110200680B (en) | 2018-02-28 | 2018-02-28 | Fixing and adjusting device for medical puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810193740.XA CN110200680B (en) | 2018-02-28 | 2018-02-28 | Fixing and adjusting device for medical puncture needle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110200680A CN110200680A (en) | 2019-09-06 |
| CN110200680B true CN110200680B (en) | 2021-11-09 |
Family
ID=67778715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810193740.XA Expired - Fee Related CN110200680B (en) | 2018-02-28 | 2018-02-28 | Fixing and adjusting device for medical puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110200680B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201157394Y (en) * | 2008-03-14 | 2008-12-03 | 韩帅 | Fixer for abdominal puncture needle |
| CN201968836U (en) * | 2011-02-23 | 2011-09-14 | 冯威健 | Puncture needle guider |
| CN202821642U (en) * | 2012-09-25 | 2013-03-27 | 王信春 | Puncture locator |
| CN202892084U (en) * | 2012-08-10 | 2013-04-24 | 张爱英 | Abdominocentesis positioner |
| CN203539416U (en) * | 2013-10-10 | 2014-04-16 | 中国人民解放军广州军区武汉总医院 | Puncture needle fixing device |
| WO2015171988A1 (en) * | 2014-05-09 | 2015-11-12 | Canon U.S.A., Inc. | Positioning apparatus |
| CN105708527A (en) * | 2016-01-27 | 2016-06-29 | 中国人民解放军第三军医大学第三附属医院 | Puncture fixing device capable of realizing three-dimensional regulation under CT guidance |
| CN205612527U (en) * | 2016-03-02 | 2016-10-05 | 中国人民解放军第四军医大学 | Special fixed regulator of pjncture needle |
| CN206167005U (en) * | 2016-08-12 | 2017-05-17 | 董玉书 | Novel epidural anesthesia location of puncturing device |
-
2018
- 2018-02-28 CN CN201810193740.XA patent/CN110200680B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201157394Y (en) * | 2008-03-14 | 2008-12-03 | 韩帅 | Fixer for abdominal puncture needle |
| CN201968836U (en) * | 2011-02-23 | 2011-09-14 | 冯威健 | Puncture needle guider |
| CN202892084U (en) * | 2012-08-10 | 2013-04-24 | 张爱英 | Abdominocentesis positioner |
| CN202821642U (en) * | 2012-09-25 | 2013-03-27 | 王信春 | Puncture locator |
| CN203539416U (en) * | 2013-10-10 | 2014-04-16 | 中国人民解放军广州军区武汉总医院 | Puncture needle fixing device |
| WO2015171988A1 (en) * | 2014-05-09 | 2015-11-12 | Canon U.S.A., Inc. | Positioning apparatus |
| CN105708527A (en) * | 2016-01-27 | 2016-06-29 | 中国人民解放军第三军医大学第三附属医院 | Puncture fixing device capable of realizing three-dimensional regulation under CT guidance |
| CN205612527U (en) * | 2016-03-02 | 2016-10-05 | 中国人民解放军第四军医大学 | Special fixed regulator of pjncture needle |
| CN206167005U (en) * | 2016-08-12 | 2017-05-17 | 董玉书 | Novel epidural anesthesia location of puncturing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110200680A (en) | 2019-09-06 |
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Granted publication date: 20211109 |