CN220360448U - Novel minimally invasive tungsten needle - Google Patents
Novel minimally invasive tungsten needle Download PDFInfo
- Publication number
- CN220360448U CN220360448U CN202321465013.7U CN202321465013U CN220360448U CN 220360448 U CN220360448 U CN 220360448U CN 202321465013 U CN202321465013 U CN 202321465013U CN 220360448 U CN220360448 U CN 220360448U
- Authority
- CN
- China
- Prior art keywords
- needle
- minimally invasive
- needle body
- shell
- sliding
- 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
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052721 tungsten Inorganic materials 0.000 title claims abstract description 22
- 239000010937 tungsten Substances 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 5
- 210000001685 thyroid gland Anatomy 0.000 abstract description 12
- 238000002324 minimally invasive surgery Methods 0.000 abstract description 6
- 238000001356 surgical procedure Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model relates to the technical field of surgical tools and discloses a novel minimally invasive tungsten needle, which comprises a placing shell, wherein a cavity extending along the axial direction of the placing shell is arranged in the placing shell, and one end of the placing shell is provided with an opening communicated with the cavity; a needle body is slidably arranged in the cavity, one end of the needle body is provided with a needle head, and the needle head of the needle body extends out of the placement shell through the opening; locking mechanisms are symmetrically arranged on the outer side of the placement shell, and the locking mechanisms are used for locking the needle body after the needle head slides out of the placement shell. The novel minimally invasive tungsten needle can adjust the exposed length of the needle head through the locking mechanism when a user performs minimally invasive surgery through the device, so that the operation can be performed better according to the actual condition of a patient, and the practicality of the device in thyroid surgery is improved.
Description
Technical Field
The utility model belongs to the technical field of surgical tools, and particularly relates to a novel minimally invasive tungsten needle.
Background
Minimally invasive surgery, which is a minimally invasive surgery by using modern medical instruments such as laparoscopes, thoracoscopes and the like and related equipment, has the advantages of small trauma, light pain and quick recovery, and is a dream of every patient needing surgery, and the minimally invasive surgery makes the dream be realized.
The thyroid total-cutting minimally invasive operation refers to that one side thyroid is completely cut, two-leaf thyroid is not completely cut, and the thyroid total-cutting minimally invasive operation is one type of thyroid resection, and the other type of thyroid total-cutting minimally invasive operation is partial cutting. All or part of the contralateral thyroid tissue is often preserved, maintaining the desired physiological function.
At present, in the use process of the existing minimally invasive tungsten needle for thyroid surgery, the needle head directly slides out from the inside of the needle tube and then reaches a preset position, so that surgical operation is performed, but the device is inconvenient to adjust the exposed length of the needle head, so that operation cannot be performed according to the actual condition of a patient, and further the limitation of the device in thyroid surgery is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the novel minimally invasive tungsten needle, through the matching arrangement of the placement shell, the placement groove, the needle body, the needle head and the locking mechanism, when a user performs minimally invasive surgery through the device, the exposed length of the needle head can be adjusted through the locking mechanism, so that the operation can be performed better according to the actual condition of a patient, and the practicability of the device in thyroid surgery is further improved.
The novel minimally invasive tungsten needle comprises a placing shell, wherein a cavity extending along the axial direction of the placing shell is arranged in the placing shell, and one end of the placing shell is provided with an opening communicated with the cavity; a needle body is slidably arranged in the cavity, one end of the needle body is provided with a needle head, and the needle head of the needle body extends out of the placing shell through the opening; locking mechanisms are symmetrically arranged on the outer side of the placement shell, and the locking mechanisms are used for locking the needle body after the needle head slides out of the placement shell.
Further, the locking mechanism comprises a sliding block, the sliding block is slidably mounted on the outer side of the placement shell, connecting assemblies are symmetrically arranged on two sides of the needle body, the sliding block is connected with the outer side wall of the needle body through the connecting assemblies, and a locking assembly is arranged in the sliding block.
Further, the locking subassembly includes the joint post, the holding tank has been seted up to the sliding block inside wall, just joint post slidable mounting in the holding tank, joint post one end fixedly connected with slide bar, the outside cover of slide bar is equipped with compression spring, compression spring's both sides respectively with the terminal surface of joint post and the inner wall fixed connection of holding tank, a plurality of joint grooves have all been seted up to the both sides wall of placing the shell, works as when the needle body slides and accomplishes, the joint post is in insert arbitrary under compression spring's the effect in the joint groove.
Further, one end of the sliding rod far away from the clamping column penetrates through the inner wall of the accommodating groove and protrudes out of the outer side of the sliding block, one end of the sliding rod is fixedly connected with a pull handle, and the outer surface of the pull handle is fixedly connected with a bracelet.
Further, the coupling assembling includes a set of draw runner that the needle body lateral wall set up, a set of logical groove has all been seted up to the both sides of placing the shell, the one end of draw runner and the lateral wall fixed connection of the needle body, and the other end of draw runner wear out logical groove and with the inside wall fixed connection of sliding block.
Further, a circular ring is adhered to one end of the placing shell, which is positioned at the opening, and an alcohol wiping ring is arranged in the circular ring.
Further, the needle body and the needle head penetrate through the circular ring and the alcohol wiping ring.
Further, the placing shell is provided with an LED lamp at one end of the circular ring.
Further, the LED lamps are arranged in a plurality, and the LED lamps are circumferentially arrayed by taking the vertical center line of the outer surface of the placing shell as the middle point.
The utility model adopting the technical scheme has the following advantages:
1. according to the utility model, through the matched arrangement of the placement shell, the placement groove, the needle body, the needle head and the locking mechanism, when a user performs minimally invasive surgery through the device, the exposed length of the needle head can be adjusted through the locking mechanism, so that the operation can be performed better according to the actual condition of a patient, and the practicability of the device in thyroid surgery is further improved.
2. According to the utility model, the sliding block and the connecting assembly are arranged, so that a user pushes the sliding block to horizontally move, and the needle body and the needle head can be driven to move.
3. According to the utility model, the accommodating groove, the clamping column, the sliding rod, the compression spring and the clamping groove are arranged, when a user needs to unlock the position of the needle body, the sliding rod is pulled outwards, so that the clamping column is separated from the clamping connection with the clamping groove and enters the accommodating groove, and meanwhile, the compression spring is extruded, and then the needle body can slide to the next position; then the user releases the sliding rod, and the clamping column is inserted into the next clamping groove under the elastic action of the compression spring, so that the sliding of the needle head and the needle body is limited.
4. According to the utility model, the pull handles and the handrings are arranged, so that when a user simultaneously opens the two handrings, the two pull handles are driven to simultaneously move outwards, and the sliding rod is driven to move, so that the sliding of the needle head and the needle body is conveniently and rapidly regulated, and the practicability in the use process is improved.
5. According to the utility model, the sliding strip and the through groove are arranged, so that a guiding effect can be achieved in the sliding process of the sliding block, and the sliding of the needle body is limited through the arrangement of the through groove, so that the needle body is prevented from completely sliding out of the placing groove.
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are used in the description of the embodiments or the prior art will be briefly described below. In all the drawings, the elements or portions are not necessarily drawn to scale;
FIG. 1 is a schematic diagram of the structure of a novel minimally invasive tungsten needle of the present utility model;
FIG. 2 is a schematic cross-sectional view of a housing for a novel minimally invasive tungsten needle of the present utility model;
FIG. 3 is a schematic cross-sectional view of a housing and slider in a novel minimally invasive tungsten needle of the present utility model;
FIG. 4 is an enlarged schematic view of the portion A in FIG. 3;
the main reference numerals are as follows:
a placing shell 1, a placing groove 2,
Needle body 31, needle head 32,
A sliding block 41, a containing groove 42, a clamping column 43, a sliding rod 44, a compression spring 45, a clamping 46, a pull handle 51, a bracelet 52,
Slide 61, through groove 62,
Ring 7, LED lamp 8.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 4, the novel minimally invasive tungsten needle comprises a placement shell 1, wherein the placement shell 1 is in cylindrical arrangement, a cavity 2 extending along the axial direction of the placement shell is formed in the placement shell 1, and an opening communicated with the cavity 2 is formed at one end of the placement shell 1; a needle body 31 is slidably arranged in the cavity 2, the left end of the needle body 31 is inserted with a needle head 32, and the needle head 32 of the needle body 31 extends out of the placing shell 1 through the opening; the outer side of the placing shell 1 is symmetrically provided with a locking mechanism, and the locking mechanism is used for locking the needle body 31 after the needle 32 slides out of the placing shell 1;
the locking mechanism comprises a sliding block 41, the sliding block 41 is arranged in an arc shape, the sliding block 41 is slidably arranged on the outer side of the placement shell 1, connecting components are symmetrically arranged on the left side and the right side of the needle body 31, the sliding block 41 is fixedly connected with the outer side wall of the needle body 31 through the connecting components, and a locking component is arranged in the sliding block 41; by arranging the sliding block 41 and the connecting component, a user pushes the sliding block 41 to horizontally move, so that the needle body 31 and the needle head 32 can be driven to move;
the locking mechanism comprises a clamping column 43, an accommodating groove 42 is formed in the inner wall of a sliding block 41, the clamping column 43 is slidably mounted in the accommodating groove 42, a sliding rod 44 is fixedly connected to the outer end of the clamping column 43, a compression spring 45 is sleeved outside the sliding rod 44, the left side and the right side of the compression spring 45 are fixedly connected with the end face of the clamping column 43 and the inner wall of the accommodating groove 42 respectively, four clamping grooves 46 are formed in the left side wall and the right side wall of a placing shell 1 respectively, and when the needle body 31 slides to be completed, the clamping column 43 is inserted into any clamping groove 46 under the action of the compression spring 45. By arranging the sliding block 41, the accommodating groove 42, the clamping post 43, the sliding rod 44, the compression spring 45 and the clamping groove 46, when a user needs to unlock the position of the needle body 31, the sliding rod 44 is pulled outwards, so that the clamping post 43 is separated from the clamping with the clamping groove 46 and enters the accommodating groove 42, and meanwhile, the compression spring 45 is extruded, and then the needle body 31 can slide to the next position; then the user releases the sliding rod 44, and the clamping column 43 is inserted into the next clamping groove 46 under the elastic action of the compression spring 45, so that the sliding of the needle head 32 and the needle body 31 is limited;
one end of the sliding rod 44 away from the clamping post 43 penetrates through the inner wall of the accommodating groove 42 and protrudes out of the sliding block 41, one end of the sliding rod 44 away from the clamping post 43 is fixedly connected with a pull handle 51, the outer surface of the pull handle 51 is fixedly connected with a bracelet 52, and the bracelet 52 can be matched with fingers of a user. Through setting the pull handles 51 and the hand rings 52, when a user simultaneously props up the two hand rings 52, the two pull handles 51 are driven to simultaneously move outwards, so that the sliding rod 44 is driven to move, and then the sliding of the needle head 32 and the needle body 31 is conveniently and rapidly regulated, and the practicability in the use process is improved;
the connecting assembly comprises a group of sliding strips 61 fixedly connected with the outer side wall of the needle body 31, a group of through grooves 62 are formed in the left side and the right side of the placing shell 1, the inner ends of the sliding strips 61 are fixedly connected with the outer side wall of the needle body 31, and the outer ends of the sliding strips 61 penetrate out of the through grooves 62 and are fixedly connected with the inner side wall of the sliding block 41. By arranging the sliding strip 61 and the through groove 62, the sliding block 41 can play a guiding role in the sliding process, and by arranging the through groove 62, the sliding of the needle body 31 is limited, so that the needle body 31 is prevented from completely sliding out of the inside of the placing groove 2;
the placing shell 1 is adhered with a circular ring 7 at one end of the opening, and an alcohol wiping ring (not shown) is arranged in the circular ring 7. The needle body 31 and the needle head 32 penetrate through the circular ring 7 and the alcohol wiping ring, and the inner diameter of the alcohol wiping ring is smaller than that of the circular ring 7, so that the needle head 32 and the needle body 31 can be conveniently disinfected;
one end of the placement shell 1, which is positioned on the circular ring 7, is provided with an LED lamp 8. The four LED lamps 8 are arranged, and the four LED lamps 8 are circumferentially arrayed with a vertical center line of the outer surface of the placement case 1 as a middle point, and are electrically connected with an external power supply through wires installed in the placement case 1 (not shown in the figure). By arranging the LED lamp 8, a better illumination effect can be provided in the operation process;
the upper surface of the outer side of the placement shell 1 is provided with a transparent observation window, so that the sliding condition of the needle head 32 and the needle body 31 can be observed conveniently.
The application method of the utility model is as follows:
in this embodiment, when in use, a user inserts two fingers into the two hand rings 52, and then applies an external force to the two fingers at the same time, so as to drive the two pull handles 51 to move outwards at the same time, and then drive the sliding rod 44 and the clamping post 43 to move, so that the clamping post 43 is separated from the clamping with the clamping groove 46 and enters the accommodating groove 42, and simultaneously compresses the compression spring 45, so that the sliding block 41 drives the needle head 32 and the needle body 31 to slide;
when the sliding of the needle head 32 and the needle body 31 is completed, the user does not apply an external force to the hand ring 52 any more, so that the sliding rod 44 and the clamping column 43 can be restored to the initial state under the elastic action of the compression spring 45, and meanwhile, the clamping column 43 is inserted into the next clamping groove 46, so that the sliding of the needle head 32 and the needle body 31 is limited, and finally, the user can conveniently perform the operation according to the actual condition of the patient.
The novel minimally invasive tungsten needle provided by the utility model is described in detail. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (9)
1. A novel minimally invasive tungsten needle, comprising: the device comprises a placement shell (1), wherein a cavity (2) extending along the axial direction of the placement shell is arranged in the placement shell (1), and an opening communicated with the cavity (2) is formed at one end of the placement shell (1); a needle body (31) is slidably mounted in the cavity (2), a needle head (32) is arranged at one end of the needle body (31), and the needle head (32) of the needle body (31) extends out of the placing shell (1) through the opening; locking mechanisms are symmetrically arranged on the outer side of the placement shell (1), and the locking mechanisms are used for locking the needle body (31) after the needle head (32) stretches out of the placement shell (1) in a sliding mode.
2. The novel minimally invasive tungsten needle of claim 1, wherein: the locking mechanism comprises a sliding block (41), the sliding block (41) is slidably mounted on the outer side of the placement shell (1), connecting components are symmetrically arranged on two sides of the needle body (31), the sliding block (41) is connected with the outer side wall of the needle body (31) through the connecting components, and a locking component is arranged in the sliding block (41).
3. The novel minimally invasive tungsten needle of claim 2, wherein: the locking assembly comprises a clamping column (43), an accommodating groove (42) is formed in the inner side wall of the sliding block (41), the clamping column (43) is slidably mounted in the accommodating groove (42), one end of the clamping column (43) is fixedly connected with a sliding rod (44), a compression spring (45) is sleeved outside the sliding rod (44), two sides of the compression spring (45) are fixedly connected with the end face of the clamping column (43) and the inner wall of the accommodating groove (42) respectively, a plurality of clamping grooves (46) are formed in two side walls of the placing shell (1), and when the needle body (31) is slidably completed, the clamping column (43) is inserted into any clamping groove (46) under the action of the compression spring (45).
4. A novel minimally invasive tungsten needle according to claim 3, wherein: one end of the sliding rod (44) far away from the clamping column (43) penetrates through the inner wall of the accommodating groove (42) and protrudes out of the sliding block (41), one end of the sliding rod (44) is fixedly connected with a pull handle (51), and the outer surface of the pull handle (51) is fixedly connected with a bracelet (52).
5. The novel minimally invasive tungsten needle of claim 2, wherein: the connecting assembly comprises a group of sliding strips (61) arranged on the outer side wall of the needle body (31), a group of through grooves (62) are formed in two sides of the placing shell (1), one end of each sliding strip (61) is fixedly connected with the outer side wall of the needle body (31), and the other end of each sliding strip (61) penetrates out of each through groove (62) and is fixedly connected with the inner side wall of each sliding block (41).
6. The novel minimally invasive tungsten needle of claim 1, wherein: one end of the placing shell (1) positioned at the opening is adhered with a circular ring (7), and an alcohol wiping ring is arranged in the circular ring (7).
7. The novel minimally invasive tungsten needle of claim 6, wherein: the needle body (31) and the needle head (32) penetrate through the circular ring (7) and the alcohol wiping ring.
8. The novel minimally invasive tungsten needle of claim 6, wherein: one end of the placement shell (1) positioned on the circular ring (7) is provided with an LED lamp (8).
9. The novel minimally invasive tungsten needle of claim 8, wherein: the LED lamps (8) are arranged in a plurality, and the LED lamps (8) are circumferentially arrayed by taking the vertical center line of the outer surface of the placing shell (1) as the middle point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321465013.7U CN220360448U (en) | 2023-06-09 | 2023-06-09 | Novel minimally invasive tungsten needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321465013.7U CN220360448U (en) | 2023-06-09 | 2023-06-09 | Novel minimally invasive tungsten needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220360448U true CN220360448U (en) | 2024-01-19 |
Family
ID=89516967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321465013.7U Active CN220360448U (en) | 2023-06-09 | 2023-06-09 | Novel minimally invasive tungsten needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220360448U (en) |
-
2023
- 2023-06-09 CN CN202321465013.7U patent/CN220360448U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2888017A (en) | Electrosurgical instrument | |
| US6238394B1 (en) | Electrosurgical handle for bipolar/unipolar electrodes | |
| IT1252234B (en) | DEVICE FOR THE SAFE PERFORMANCE OF A BIOPSY, IN PARTICULAR OSTEO-BONE MARROW | |
| CN113143452A (en) | Ablation electrode device with flushing and sucking functions | |
| CN220360448U (en) | Novel minimally invasive tungsten needle | |
| CN114948231A (en) | Double-slider electric lead screw device for single-arm coaxial surgical robot | |
| CN214434478U (en) | Quick detach mechanism, spike ware subassembly and bone surgery robot | |
| CN111358547B (en) | Transurethral minimally invasive prostate operation handle | |
| CN111227928A (en) | Injection device, snare and medical apparatus | |
| CN209018828U (en) | A kind of deep tissue suture medical instrument | |
| CN110840493B (en) | Biopsy sampler instrument | |
| CN215129761U (en) | Anti-slip hair implantation instrument | |
| CN105231980A (en) | Scrotum lumen diagnosis and electroexcision surgery integrated mirror | |
| CN210078599U (en) | A circular telegram coupling assembling for electrode slice of physiotherapy | |
| CN212118252U (en) | Automatic skin grafting subassembly of sleeve pipe micropin and skin grafting equipment thereof | |
| CN213430509U (en) | Multifunctional high-frequency cutter | |
| CN219183868U (en) | Clinical sampling device that uses of tumour surgery | |
| CN218899604U (en) | Simple suction cutter | |
| CN219940679U (en) | Small needle knife with combined structure | |
| SE542926C2 (en) | A tissue specimen collector comprising a rack arranged to move translatory within a collector housing | |
| CN209203428U (en) | Operation on tonsils knife | |
| CN220025004U (en) | Oral cavity handle without lens space optical coupling technology | |
| CN210673416U (en) | Interventional department is with safe type needle of wearing to hold | |
| CN219089398U (en) | Adjustable disposable endoscope living body sampling forceps | |
| CN220857067U (en) | Monitoring connecting wire of adaptation chamber mirror |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |