CN105011970A - Fixing device for puncture needle during operation - Google Patents

Fixing device for puncture needle during operation Download PDF

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Publication number
CN105011970A
CN105011970A CN201510312085.1A CN201510312085A CN105011970A CN 105011970 A CN105011970 A CN 105011970A CN 201510312085 A CN201510312085 A CN 201510312085A CN 105011970 A CN105011970 A CN 105011970A
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China
Prior art keywords
puncture needle
fixture
art
bar
gripper clamp
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Granted
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CN201510312085.1A
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Chinese (zh)
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CN105011970B (en
Inventor
孙龙
吴华
郭崴
魏继宏
吴婧
郭小云
赵龙
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Priority to CN201510312085.1A priority Critical patent/CN105011970B/en
Priority to CN201711298722.XA priority patent/CN107928765A/en
Publication of CN105011970A publication Critical patent/CN105011970A/en
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    • 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
    • A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
    • A61B10/02—Instruments for taking cell samples or for biopsy
    • A61B10/0233—Pointed or sharp biopsy instruments
    • 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

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention provides a fixing device for a puncture needle during an operation. The fixing device comprises a support mechanism, an adjusting mechanism and an orienting mechanism. By means of the adjusting mechanism, displacement and direction of the orienting mechanism in an X axis, a Y axis and a Z axis can be adjusted such that the position of orienting mechanism is consistent with the pre-set position of the body surface of the puncture needle. By means of the orienting mechanism and the support mechanism, the puncture needle is fixed at the pre-set position of the body surface. During the process of layer-by-layer puncture, a convenient condition of observing the position and angle of the puncture needle by means of imaging equipment is provided for operators. The fixing device for the puncture needle during the operation has following beneficial effects: during the operation, a biopsy puncture needle can be accurately fixed at the pre-set position of the body surface in order to provide the operators with the convenient condition of observing the position and angle of the puncture needle, the position and angle spacing from the pre-set sampling target on the imaging equipment.

Description

Fixture in a kind of art of puncture needle
Technical field
The present invention relates to fixture in a kind of art of puncture needle.
Background technology
Percutaneous biopsy: along with improving constantly of people's living standard, each tumor also more and more betides human body.In clinic diagnosis process, when the swollen properties of some tissues is failed to understand, inspection technology is got in many application punctures, carry out pathology qualitative, and then give further treatment, therefore Biopsy becomes some tissue tumor best approach qualitatively by obtaining suspect tissue to it.
To get inspection be very important a kind of invasive Clinics in present clinical diagnosis and treatment process in puncture, although can bring wound to patient, it is unquestionable to the importance of clinic diagnosis to get inspection, therefore at utmost to alleviate the injury of patient be that one necessarily requires.
In clinic diagnosis process, when can not determine its pathologic feature for suspicious lesions, normal employing medical image biopsy needle guide (ultrasonic, x-ray or the CT) suspicious lesions that punctures tissue, cuts a small amount of pathological tissues, determines lesion nature by pathological observation.
The confused class of present clinical biopsy needle is assorted many, but mostly all exists and get inspection cell body and amass little, and one-time puncture is got and examined the low shortcoming of success rate.Puncture needle comprises nook closing member, needle guard, also needs to be equipped with special puncture rifle simultaneously.
Get inspection process as follows:
1. puncture needle core, needle guard are correctly arranged on puncture rifle and puncture rifle is set in state to be excited.
2. guide location by medical image, determine that puncture needle enters suspicious lesions and organizes target area.
3. the target that punctures excites puncture rifle after determining.First puncture needle core enters pathological tissues, and parts of lesions tissue is in be got in inspection groove, and Puncture needle sleeve enters subsequently.In the process, the pathological tissues got in inspection groove cuts and overlaps to be stored in and gets in inspection groove by needle guard.
4. exit puncture needle, and get the pathological tissues in inspection groove.
Percutaneous puncture in treating art, percutaneous drainage, percutaneous puncture pain nerve retardance art all need CT and PET/CT location under the predetermined target spot of venipuncture, for guaranteeing safety, percutaneous puncture process all requires to take to monitor method of needle insertion in real time, or successively method of needle insertion inserting needle, because CT and PET/CT scanning all has radioactivity, real-time monitoring method of needle insertion makes surgical doctor, nurse suffers unnecessary radioactive ray dosage, mostly cancels.Mainly take at present successively method of needle insertion inserting needle puncture under CT and PET/CT Scan orientation.Puncture predetermined position skin and soft tissue first, needling length is shorter, need CT and PET/CT to scan and confirm tip position, but puncture needle cannot be fixed automatically, can be automatically crooked and topple over after leaving patient's hands, needle tip accurately cannot point to focus all the time, because patient in CT and PET/CT scanning process cannot hand-held pin all the time, otherwise can suffer excessive exposure.
Summary of the invention
Technical problem underlying to be solved by this invention is to provide fixture in a kind of art of puncture needle, in operation process, biopsy needle accurately can be fixed on body surface precalculated position, for patient to image documentation equipment observes puncture needle position and angle, the condition that preset distance sampling target position, angle are provided convenience.
In order to solve above-mentioned technical problem, the invention provides fixture in a kind of art of puncture needle, comprising: the supporting mechanism connected successively, guiding mechanism and attitude reference device; Regulate the displacement of described attitude reference device in X, Y, Z axis and direction by described guiding mechanism, make it consistent with the body surface precalculated position of puncture needle; By attitude reference device and supporting mechanism, described puncture needle is fixed on body surface precalculated position.
In a preferred embodiment: described attitude reference device comprises a plurality of gripper clamp be parallel to each other, the jaw of described gripper clamp is provided with at least one resigning hole in same position and forms puncture needle by bit port.
In a preferred embodiment: have at least one can move along the orientation of gripper clamp in described a plurality of gripper clamp be parallel to each other, thus adjust the length of described puncture needle by bit port.
In a preferred embodiment: described resigning hole is three, and aperture is different and corresponding with the puncture needle of different size.
In a preferred embodiment: described guiding mechanism comprises the horizontal turning-bar, expansion link, vertical turning-bar and the universal turning-bar that connect successively; The end of described universal turning-bar is connected with gripper clamp.
In a preferred embodiment: the end of described universal turning-bar is parallel is provided with the connector corresponding with described gripper clamp number; Described connector is removably connected with the end of universal turning-bar and gripper clamp respectively.
In a preferred embodiment: in described connector, have at least one can move along the direction of connector arrangement.
In a preferred embodiment: described connector is alligator clamp.
In a preferred embodiment: described supporting mechanism comprises support bar that one end is connected with described guiding mechanism and is located at the connecting device that the described support bar other end is connected with other supporter.
In a preferred embodiment: described connecting device comprises two pieces of clamping plate be arranged in parallel, and a spacing adjusting device; Turn clockwise described spacing adjusting device time, the spacing of described clamping plate increases; When being rotated counterclockwise described spacing adjusting device, the spacing of described clamping plate reduces.
Compared to prior art, technical scheme of the present invention possesses following beneficial effect:
1. fixture in the art of a kind of puncture needle provided by the invention, by the position of guiding mechanism adjustment attitude reference device, itself and the puncture needle body surface in art is made to subscribe position consistent, by attitude reference device and supporting mechanism, puncture needle is accurately fixed on body surface current location, therefore, regardless of paracentesis depth position, patient all can let go, puncture needle will remain desired depth and angle, can not be automatically crooked and topple over.For patient's image documentation equipment computer observes puncture needle position and angle, the condition that preset distance sampling target position, angle are provided convenience.
2. fixture in the art of a kind of puncture needle provided by the invention, attitude reference device is a plurality of gripper clamp, and by the principle of two one lines, puncture needle can be accurately fixed on current direction and deviation can not occur by a plurality of gripper clamp.
3. fixture in the art of a kind of puncture needle provided by the invention, the spacing of gripper clamp can regulate, due to puncture needle be exposed to part outside patient body along with puncture carry out shorter and shorter, the spacing of adjustment gripper clamp just can ensure when operation proceeds to any stage, can realize the clamping of puncture needle directed.
4. fixture in the art of a kind of puncture needle provided by the invention, in order to prevent the excessive puncture needle that causes of the clamp down on power of gripper clamp to puncture needle from damaging, gripper clamp being provided with hole shape of stepping down and being formed and allow bit port; Make the size of bit port corresponding with the size of puncture needle, therefore puncture needle is placed in and allows in bit port, both can realize the location to puncture needle, and turn avoid puncture needle and be subject to excessive pressure.
5. fixture in the art of a kind of puncture needle provided by the invention, resigning hole on puncture needle is a plurality of and aperture is different, different resigning holes is selected according to different puncture needles, therefore go for various puncture needle to use, or fix many root punctures pin simultaneously, guarantee to need in various transdermal therapeutic art art.
6. fixture in the art of a kind of puncture needle provided by the invention, fixture and CT and PET/CT is scanning bed is fixed by clamping device, can with CT and PET/CT scanning process in scanning bed and patient's synchronizing moving, can not displacement be produced, guarantee accuracy and safety.This fixing apparatus for puncture needle, avoids in piercing process, and the unnecessary position of puncture needle is moved, and directly reduces CT and PET/CT scanning times in paracentesis, obviously can reduce patient in paracentesis and suffer dose radiation.
7. fixture in the art of a kind of puncture needle provided by the invention, this fixing apparatus for puncture needle makes the equal high-intensity plastic product of material, can not produce radioactivity artifact in CT and PET/CT Scan orientation process, and interfering picture is observed.
8. fixture in the art of a kind of puncture needle provided by the invention, connector for connecting gripper clamp and universal rotational bar can be dismantled with gripper clamp and universal rotational bar, this connector can be designed as disposable sanitary apparatus, ensure that the wholesomeness of operation.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of fixture in the art of puncture needle in the preferred embodiment of the present invention;
Fig. 2 is the adjustment schematic diagram of fixture in the art of puncture needle in the preferred embodiment of the present invention;
Fig. 3 is the partial enlarged drawing of attitude reference device in the preferred embodiment of the present invention;
Fig. 4 is the partial enlarged drawing of guiding mechanism in the preferred embodiment of the present invention;
Fig. 5 is the partial enlarged drawing of supporting mechanism in the preferred embodiment of the present invention.
Detailed description of the invention
Hereafter the present invention will be further described in conjunction with the accompanying drawings and embodiments.
With reference to figure 1-5, fixture in a kind of art of puncture needle, comprising: the supporting mechanism 1 connected successively, guiding mechanism 2 and attitude reference device 3; Regulate the displacement of described attitude reference device 3 in X, Y, Z axis and direction by described guiding mechanism 2, make the body surface of itself and puncture needle subscribe position consistency; By attitude reference device 3 and supporting mechanism 1, described puncture needle is fixed on body surface and subscribes position.Go to observe the condition of whether accurately providing convenience site of puncture for doctor leaves sufferer.
Concrete structure is as follows:
Described attitude reference device 3 comprises two gripper clamps each and every one be parallel to each other 31, and by the principle of two one lines, puncture needle can be accurately fixed on current direction and deviation can not occur by a plurality of gripper clamp 31.Further, in order to prevent the excessive puncture needle that causes of the clamp down on power of gripper clamp to puncture needle from damaging, the jaw 311 of described gripper clamp 31 is provided with at least one resigning hole 312 in same position and forms biopsy needle by bit port.Make the size of bit port corresponding with the size of puncture needle, therefore puncture needle is placed in and allows in bit port, both can realize the location to puncture needle, and turn avoid puncture needle and be subject to excessive pressure.
Due in art, along with going deep into of puncture, the length that biopsy needle is exposed to outside patient is shorter and shorter, therefore, there is one can move along the orientation of gripper clamp 31 in described two gripper clamps be parallel to each other 31, thus adjust the length of described biopsy needle by bit port.Therefore, when operation proceeds to any stage, by adjusting the spacing of gripper clamp 31, can realize the clamping of puncture needle directed.
Due to the difference of site of puncture, the size of puncture needle is also different.Therefore, described resigning hole 312 is three, and aperture is different and corresponding with the biopsy needle of different size.So just can use by adaptive various puncture needle.
Described guiding mechanism 2 comprises the horizontal turning-bar 21, expansion link 22, vertical turning-bar 23 and the universal turning-bar 24 that connect successively; The end of described universal turning-bar 24 is connected with gripper clamp 31.
The end of described universal turning-bar 24 is parallel is provided with the connector 221 corresponding with described gripper clamp 31 number.So just can realize the dismounting of gripper clamp 31, the gripper clamp 31 different according to different surgical selection.In order to realize the adjustable interval between clamping 31, a direction that can arrange along connector 221 in described connector 221, is had at least to move.Described connector 221 is removably connected with the end of universal turning-bar 24, gripper clamp 31 respectively.Therefore, this connector 221 can be designed as disposable sanitary apparatus, ensure that the wholesomeness of operation.In the present embodiment, connector 221 is preferably alligator clamp.
In the present embodiment, horizontal turning-bar 21, expansion link 22, vertically turning-bar 23 and universal turning-bar 24 combined effect, just can realize the displacement of attitude reference device in X, Y, Z axis and direction can free adjustment.Described supporting mechanism 1 comprises the support bar 11 that one end is connected with described guiding mechanism 2 and the connecting device 12 being located at described support bar 11 other end, pass through connecting device, fixture in the art of whole puncture needle is connected with other supporter, thus it is fixing to achieve support.
Described connecting device 12 comprises two pieces of clamping plate be arranged in parallel 121, and a spacing adjusting device 122; Turn clockwise described spacing adjusting device 122 time, the spacing of described clamping plate 121 increases; When being rotated counterclockwise described spacing adjusting device 122, the spacing of described clamping plate 121 reduces.
The above; be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.

Claims (10)

1. a fixture in the art of puncture needle, is characterized in that comprising: the supporting mechanism connected successively, guiding mechanism and attitude reference device; Regulate the displacement of described attitude reference device in X, Y, Z axis and direction by described guiding mechanism, make it consistent with the body surface precalculated position of puncture needle; By attitude reference device and supporting mechanism, described puncture needle is fixed on body surface precalculated position.
2. fixture in the art of a kind of puncture needle according to claim 1, it is characterized in that: described attitude reference device comprises a plurality of gripper clamp be parallel to each other, the jaw of described gripper clamp is provided with at least one resigning hole in same position and forms puncture needle by bit port.
3. fixture in the art of a kind of puncture needle according to claim 2, is characterized in that: have at least one can move along the orientation of gripper clamp in described a plurality of gripper clamp be parallel to each other, thus adjust the length of described puncture needle by bit port.
4. fixture in the art of a kind of puncture needle according to claim 2, it is characterized in that: described resigning hole is three, and aperture is different and corresponding with the puncture needle of different size.
5. fixture in the art of a kind of puncture needle according to claim 2, is characterized in that: described guiding mechanism comprise connect successively horizontal turning-bar, expansion link, vertically turning-bar and universal turning-bar; The end of described universal turning-bar is connected with gripper clamp.
6. fixture in the art of a kind of puncture needle according to claim 5, is characterized in that: the end of described universal turning-bar is parallel is provided with the connector corresponding with described gripper clamp number; Described connector is removably connected with the end of universal turning-bar and gripper clamp respectively.
7. fixture in the art of a kind of puncture needle according to claim 6, is characterized in that: have at least one can move along the direction of connector arrangement in described connector.
8. fixture in the art of a kind of puncture needle according to claim 7, is characterized in that: described connector is alligator clamp.
9. fixture in the art of a kind of puncture needle according to any one of claim 1-8, is characterized in that: described supporting mechanism comprises support bar that one end is connected with described guiding mechanism and is located at the connecting device that the described support bar other end is connected with other supporter.
10. fixture in the art of a kind of puncture needle according to claim 9, is characterized in that: described connecting device comprises two pieces of clamping plate be arranged in parallel, and a spacing adjusting device; Turn clockwise described spacing adjusting device time, the spacing of described clamping plate increases; When being rotated counterclockwise described spacing adjusting device, the spacing of described clamping plate reduces.
CN201510312085.1A 2015-06-09 2015-06-09 Fixing device in a kind of art of puncture needle Active CN105011970B (en)

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CN201711298722.XA CN107928765A (en) 2015-06-09 2015-06-09 Fixing device in a kind of art of puncture needle

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105832385A (en) * 2016-01-07 2016-08-10 孙龙 Intraoperative sliding positioning support mechanism of puncture needle
CN106264686A (en) * 2016-10-25 2017-01-04 蒲骁麟 Universal puncture locator
CN106725898A (en) * 2016-12-14 2017-05-31 西安交通大学医学院第附属医院 It is a kind of for CT guided percutaneous needle biopsies and the device of seeds implanted Template Location
CN107361833A (en) * 2017-08-29 2017-11-21 江小兰 Laparoscope hysteroscope seal wire combines fallopian tube reconstruction system
CN107582149A (en) * 2017-10-16 2018-01-16 李静 One kind is used for CT Conducted Puncture positioners
CN108969094A (en) * 2018-08-06 2018-12-11 广州复大医疗有限公司 For the probe fixture in percutaneous irreversible electroporation ablation
CN108969093A (en) * 2018-08-06 2018-12-11 广州复大医疗有限公司 For the probe fixture in tumour ablation art
CN112763651A (en) * 2020-12-08 2021-05-07 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） Positioning puncture clamp, internal atmosphere content analyzer and testing method thereof

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CN112315593A (en) * 2020-08-26 2021-02-05 杭州市大江东医院 Universal cerebral hemorrhage minimally invasive surgery positioning device

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CN203328777U (en) * 2013-07-10 2013-12-11 深圳市开立科技有限公司 Puncture needle frame
CN103445853A (en) * 2013-08-27 2013-12-18 徐兆万 Suspension arm type odontoid guide needle sighting device
CN203597975U (en) * 2013-12-12 2014-05-21 尹璐 Needle body fixing pincers for internal medicine puncture needle
CN104842351A (en) * 2015-06-04 2015-08-19 尹中元 Bedside mechanical arm for auxiliary positioning in stereotactic biopsy
CN204839582U (en) * 2015-06-09 2015-12-09 孙龙 Fixing device in art of pjncture needle

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105832385A (en) * 2016-01-07 2016-08-10 孙龙 Intraoperative sliding positioning support mechanism of puncture needle
CN106264686A (en) * 2016-10-25 2017-01-04 蒲骁麟 Universal puncture locator
CN106725898A (en) * 2016-12-14 2017-05-31 西安交通大学医学院第附属医院 It is a kind of for CT guided percutaneous needle biopsies and the device of seeds implanted Template Location
CN107361833A (en) * 2017-08-29 2017-11-21 江小兰 Laparoscope hysteroscope seal wire combines fallopian tube reconstruction system
CN107582149A (en) * 2017-10-16 2018-01-16 李静 One kind is used for CT Conducted Puncture positioners
CN108969094A (en) * 2018-08-06 2018-12-11 广州复大医疗有限公司 For the probe fixture in percutaneous irreversible electroporation ablation
CN108969093A (en) * 2018-08-06 2018-12-11 广州复大医疗有限公司 For the probe fixture in tumour ablation art
CN108969094B (en) * 2018-08-06 2023-12-26 广州复大医疗有限公司 Probe fixing device for percutaneous irreversible electroporation ablation
CN108969093B (en) * 2018-08-06 2024-03-19 广州复大医疗有限公司 Probe fixing device used in tumor ablation
CN112763651A (en) * 2020-12-08 2021-05-07 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） Positioning puncture clamp, internal atmosphere content analyzer and testing method thereof

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