CN219629684U - Handle of medical instrument and medical instrument - Google Patents
Handle of medical instrument and medical instrument Download PDFInfo
- Publication number
- CN219629684U CN219629684U CN202320644922.0U CN202320644922U CN219629684U CN 219629684 U CN219629684 U CN 219629684U CN 202320644922 U CN202320644922 U CN 202320644922U CN 219629684 U CN219629684 U CN 219629684U
- Authority
- CN
- China
- Prior art keywords
- self
- locking
- rotating
- handle
- elastic
- 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
- 239000012636 effector Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000001356 surgical procedure Methods 0.000 description 4
- 238000002357 laparoscopic surgery Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003872 anastomosis Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model discloses a handle of a medical instrument and the medical instrument, which comprise a fixed part, a rotating part and a self-locking assembly, wherein the rotating part is rotationally connected with the fixed part; the self-locking group comprises a self-locking part and a first elastic part, wherein the self-locking part is connected with the fixed part and can be in operable connection with the rotating part, and is used for locking the position of the rotating part relative to the fixed part, and the first elastic part is connected between the self-locking part and the fixed part. The self-locking unlocking mechanism can be used for medical instruments, so that the medical instruments do not need to be locked by hands, and the physical consumption of doctors is reduced.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a handle of a medical instrument and the medical instrument.
Background
In minimally invasive laparoscopic surgery, a doctor needs to hold various surgical instruments to perform surgery, most of the surgical instruments are operated in a hand plate trigger mode, and the minimally invasive laparoscopic surgery is controlled only by means of hand force for a long time without a locking and unlocking device, so that the doctor has excessive operation fatigue and is unfavorable for the surgery.
Disclosure of Invention
The utility model aims to overcome the technical defects, provide a handle of a medical instrument and the medical instrument, and solve the technical problem that a self-locking unlocking mechanism for the medical instrument is lacking in the prior art.
In order to achieve the technical purpose, the technical scheme of the utility model provides a handle of a medical instrument, which comprises:
a fixing part;
the rotating part is rotationally connected with the fixed part; and
The self-locking assembly comprises a self-locking part and a first elastic part, wherein the self-locking part is connected with the fixed part and can be in operable connection with the rotating part, and is used for locking the position of the rotating part relative to the fixed part, and the first elastic part is connected between the self-locking part and the fixed part.
In one embodiment, the rotating part is formed with a plurality of first clamping parts, and the plurality of first clamping parts are arranged along the rotating direction of the rotating part; the self-locking part is provided with at least one second clamping part, and the second clamping part can be abutted with the first clamping part so as to lock the position of the rotating part relative to the fixed part.
In one embodiment, the self-locking assembly further comprises an unlocking part, wherein the unlocking part is connected with the self-locking part and is slidably connected with the fixing part, and the unlocking part is used for pushing the second clamping part to be separated from the first clamping part.
In one embodiment, the self-locking portion is rotatably connected to the fixing portion, and the first elastic portion is disposed at an end of the self-locking portion away from the rotational connection, or the first elastic portion is disposed at a rotational connection position of the self-locking portion.
In one embodiment, the self-locking assembly further includes a limiting portion, where the limiting portion is connected to the fixing portion and disposed on a motion path of the self-locking portion, and is configured to limit a rotation range of the self-locking portion.
In one embodiment, the device further comprises a second elastic part, wherein the second elastic part is connected between the rotating part and the fixed part and is used for providing elastic force for resetting after the rotating part and the fixed part rotate relatively.
In one embodiment, the plurality of first clamping portions form a ratchet structure, the second clamping portions are pawl structures, the pawl structures can be meshed with the ratchet structures to form ratchet pawl structures, and the ratchet pawl structures enable the rotating portions to move in a direction approaching to the fixing portions and lock in a direction away from the fixing portions.
In one embodiment, the fixing portion is internally provided with a containing cavity, the outer wall of the fixing portion is provided with an opening communicated with the containing cavity, the rotating portion can at least partially enter and exit the containing cavity through the opening, and the self-locking assembly is internally arranged in the containing cavity.
In one embodiment, the outer wall of the fixing portion is further provided with a bar-shaped hole communicated with the accommodating cavity, and one end of the unlocking portion, which is far away from the self-locking portion, is slidably arranged in the bar-shaped hole in a penetrating mode.
The utility model also relates to a medical instrument which comprises an end effector, a transmission piece and the handle; the end effector is in driving connection with the handle via the driving member to control the movement of the end effector via the handle.
Compared with the prior art, the utility model has the beneficial effects that: when the rotating part is required to be locked relative to the fixed part after rotating relative to the fixed part, the first elastic part drives the self-locking part to move towards the direction close to the rotating part, so that the self-locking part is connected with the rotating part, and at the moment, the self-locking part can lock the position of the rotating part relative to the fixed part, thereby realizing the locking of the rotating part relative to the fixed part after rotating; when the rotating part is required to rotate relative to the fixed part, the self-locking part is driven to be separated from the rotating part, the connection between the self-locking part and the rotating part is released, and the rotating part can rotate relative to the fixed part.
Drawings
FIG. 1 is a three-dimensional schematic view of a medical device according to an embodiment of the utility model;
FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of a medical device according to an embodiment of the present utility model;
FIG. 4 is an internal three-dimensional schematic view of a medical device according to an embodiment of the utility model;
FIG. 5 is a schematic view showing the internal structure of a medical device according to an embodiment of the present utility model;
FIG. 6 is an enlarged partial schematic view at B in FIG. 5;
FIG. 7 is a three-dimensional schematic view of a rotating portion in a handle of a medical device according to an embodiment of the present utility model;
fig. 8 is a three-dimensional schematic diagram of a self-locking portion, a second locking portion, an unlocking portion, a limiting portion, and a sleeve in a handle of a medical device according to an embodiment of the utility model.
Reference numerals illustrate:
a fixing part 1;
a housing chamber 1a;
an opening 1b;
a bar-shaped hole 1c;
a housing 11;
a fixed column 12;
a rotating section 2;
a first engaging portion 21;
a drive rack 22;
a self-locking assembly 3;
a self-locking portion 31;
a second clamping part 311;
a slope 311a;
a vertical surface 311b;
a first elastic portion 32;
an unlocking section 33;
a stopper 34;
a sleeve 35;
a second elastic portion 4;
a transmission member 5.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In minimally invasive laparoscopic surgery, a doctor needs to hold various surgical instruments to perform surgery, most surgical instruments are operated in a palm trigger mode, the trigger controls an end effector to perform clamping, flicking, anastomosis, incision and other operations through a transmission piece, a locking and unlocking device is not provided, the operation can only be controlled by hand force for a long time, and the doctor has excessive operation fatigue and is unfavorable for the surgery.
Referring to fig. 1 to 8, the present utility model provides a handle of a medical instrument having a locking function, which can lock or unlock a trigger in the handle according to need, without controlling the trigger for a long time, so that a doctor can operate conveniently.
It should be noted that the handle of the present utility model may be used with, but not limited to, medical devices, and may be used with other devices that require locking of a trigger. In the present utility model, the handle is only used for the medical apparatus as an example, and the principle of the handle applied to other types of devices is substantially the same as that applied to the medical apparatus, and is not described in detail herein.
As shown in fig. 4, the utility model provides a handle of a medical apparatus, which comprises a fixing part 1, a rotating part 2 and a self-locking assembly 3, wherein the rotating part 2 is rotatably connected with the fixing part 1; the self-locking assembly 3 comprises a self-locking part 31 and a first elastic part 32, wherein the self-locking part 31 is connected with the fixed part 1 and can be operatively connected with the rotating part 2, and is used for locking the position of the self-locking part 31 relative to the rotating part 2, and the first elastic part 32 is connected between the self-locking part 31 and the fixed part 1. It should be understood that the rotating portion 2 and the fixed portion 1 may be rotatably connected by a rotating shaft, a rotating pin, a rotating bearing, etc.; the self-locking part 31 and the rotating part 2 can be clamped, abutted, meshed and the like; the first elastic portion 32 can provide an elastic force for moving the self-locking portion 31 in a direction approaching the rotating portion 2, and is used for pushing the self-locking portion 31 to connect with the rotating portion 2.
When the rotating part 2 is required to be fixed relative to the fixed part 1 in the process of rotating relative to the fixed part 1, the first elastic part 32 drives the self-locking part 31 to move towards the direction close to the rotating part 2, so that the self-locking part 31 is connected with the rotating part 2, and at the moment, the self-locking part 31 can lock the position of the rotating part 2 relative to the fixed part 1, so that the fixed of the rotating part 2 relative to the fixed part 1 after rotation is realized; when the rotating part 2 is required to rotate relative to the fixed part 1, the self-locking part 31 is driven to be separated from the rotating part 2, and the connection between the self-locking part 31 and the rotating part 2 is released, so that the rotating part 2 can rotate relative to the fixed part 1.
As shown in fig. 4 to 6, in one of the embodiments, the rotating portion 2 is formed with a plurality of first engaging portions 21, the plurality of first engaging portions 21 being distributed along the rotating direction of the rotating portion 2; the self-locking portion 31 is formed with at least one second engaging portion 311, and the second engaging portion 311 can abut against the first engaging portion 21 to lock the position of the rotating portion 2 relative to the fixed portion 1. It should be understood that at least one first engaging portion 21 may be formed on the rotating portion 2, and a plurality of second engaging portions 311 may be formed on the self-locking portion 31, where the plurality of second engaging portions 311 are spaced apart along the rotating direction of the rotating portion 2, or spaced apart along the length direction of the rotating portion 2, and the second engaging portions 311 are in contact with the first engaging portion 21.
Through setting up a plurality of first joint portions 21 on rotating portion 2, rotating portion 2 pivoted in-process, a plurality of first joint portions 21 rotate relative self-locking portion 31, and second joint portion 311 can with relative first joint portion 21 butt in the switching for rotating portion 2 can be connected with self-locking portion 31 in the optional position in switching, in order to lock fixed portion 1 and rotating portion 2.
It should be understood that the first clamping portion 21 and the second clamping portion 311 may be a fit between a latch and a rack, a fit between a clamping block and a clamping groove, a fit between a clamping buckle and a clamping seat, or the like.
As shown in fig. 4 to 8, in one embodiment, the plurality of first clamping portions 21 form a rack, and the second clamping portion 311 is a latch provided on the self-locking portion 31, and the latch is capable of engaging with the rack.
The locking of the self-locking portion 31 with respect to the rotating portion 2 is achieved by engagement of the latch with the rack.
As shown in fig. 2, 6 and 8, in one embodiment, the self-locking assembly 3 further includes an unlocking portion 33, where the unlocking portion 33 is connected to the self-locking portion 31 and slidably connected to the fixing portion 1, so as to push the second clamping portion 311 to be separated from the first clamping portion 21.
Through setting up unblock portion 33, when needs drive the relative rotation portion 2 of auto-lock portion 31, drive the auto-lock portion 31 through unblock portion 33 and remove for second joint portion 311 separates with first joint portion 21, and after second joint portion 311 separated with first joint portion 21, rotation portion 2 can rotate relative fixed portion 1.
In one embodiment, the self-locking portion 31 is rotatably connected to the fixing portion 1, and the first elastic portion 32 is disposed at an end of the self-locking portion 31 away from the rotational connection, or the first elastic portion 32 is disposed at a rotational connection position of the self-locking portion 31. It should be understood that the self-locking portion 31 and the fixing portion 1 may be rotatably connected by a rotation shaft, a rotation pin, a rotation bearing, or the like.
By sliding the unlocking part 33, the unlocking part 33 drives the self-locking part 31 to rotate, so as to control the rotating self-locking part 31 to approach or separate from the rotating part 2.
As shown in fig. 6, in one embodiment, the self-locking assembly 3 further includes a limiting portion 34, where the limiting portion 34 is connected to the fixing portion 1 and disposed on a movement path of the self-locking portion 31, for limiting a rotation range of the self-locking portion 31.
Because the first elastic portion 32 has an elastic force for driving the self-locking portion 31 to abut against the rotating portion 2, when the rotating portion 2 and the fixing portion 1 are opened to a certain extent, the self-locking portion 31 may slide over the rotating portion 2 under the pushing of the elastic force, so that the rotating portion 2 and the fixing portion 1 cannot be folded, and the rotating portion 2 may be interfered to rotate relative to the fixing portion 1.
As shown in fig. 6, in one embodiment, the self-locking assembly 3 further includes a sleeve 35, where the sleeve 35 is connected to the self-locking portion 31 and disposed on a side of the self-locking portion 31 away from the limiting portion 34, and one end of the first elastic portion 32 is slidably inserted into the sleeve 35, and the other end is connected to the fixing portion 1. It should be appreciated that the first resilient portion 32 may be a spring, a resilient bar, a resilient block, a resilient lever, a torsion spring, or the like.
By inserting the first elastic part 32 into the sleeve 35, the connection between the first elastic part 32 and the self-locking part 31 is realized, and when the locking of the rotating part 2 and the fixed part 1 needs to be released, the self-locking part 31 is driven to move in the direction away from the rotating part 2 and the limiting part 34, and the self-locking part 31 compresses the first elastic part 32; when the rotating portion 2 is required to be fixed relative to the fixing portion 1, the pressed first elastic portion 32 drives the self-locking portion 31 to rotate in a direction approaching to the rotating portion 2, so that the second engaging portion 311 is engaged with the first engaging portion 21.
As shown in fig. 4 and 5, in one embodiment, the handle of the medical device further includes a second elastic portion 4, where the second elastic portion 4 is connected to the rotating portion 2 and the fixing portion 1, and is used to provide an elastic force for resetting after the rotating portion 2 and the fixing portion 1 rotate relatively. It should be understood that the second elastic portion 4 may be a spring, an elastic bar, an elastic block, an elastic rod, a torsion spring, or the like.
Through setting up second elastic part 4, the in-process that rotation portion 2 and fixed part 1 were closed, rotation portion 2 and fixed part 1 can compress second elastic part 4 for second elastic part 4 is in compression state, and when unlocking portion 33 promotes the direction rotation of auto-lock portion 31 towards keeping away from rotation portion 2, second joint portion 311 releases the joint with first joint portion 21, and the second elastic part 4 that is in compression state can provide rotation portion 2 and the open elastic force of fixed part 1, can promote rotation portion 2 and fixed part 1 and open, and when rotation portion 2 and fixed part 1 need open after folding, second elastic part 4 can promote rotation portion 2 and fixed part 1 and open.
As shown in fig. 6, in one embodiment, the plurality of first clamping portions 21 form a ratchet structure, the second clamping portion 311 is a pawl structure, and the pawl structure can be meshed with the ratchet structure to form a ratchet pawl structure, and the ratchet pawl structure enables the rotating portion 2 to move towards the fixed portion 1 and lock away from the fixed portion 1.
Through the above arrangement, when the rotating portion 2 is folded with the fixing portion 1, the ratchet abuts against the inclined surface 311a of the pawl structure, and can push the pawl structure to rotate in a direction away from the rotating portion 2 through the inclined surface 311a, so that the rotating portion 2 can push the second clamping portion 311 to move and rotate relative to the fixing portion 1, and the second clamping portion 311 can not interfere the rotating portion 2 to rotate relative to the fixing portion 1 in the folding process of the rotating portion 2 and the fixing portion 1.
When the rotating part 2 has a tendency to open with the fixing part 1, the teeth of the ratchet structure abut against the vertical surface 311b of the second clamping part 311, and the vertical surface 311b can block the rotation of the ratchet structure, so that the rotating part 2 and the fixing part 1 are locked in the opening direction.
As shown in fig. 5, in one embodiment, a receiving cavity 1a is formed in the fixing portion 1, an opening 1b that is communicated with the receiving cavity 1a is formed in an outer wall of the fixing portion 1, the rotating portion 2 can enter and exit the receiving cavity 1a through the opening 1b, the self-locking assembly 3 is arranged in the receiving cavity 1a, the self-locking portion 31 is rotatably connected to an inner wall of the receiving cavity 1a, and the limiting portion 34 is connected to the inner wall of the receiving cavity 1 a.
By arranging the self-locking assembly 3 inside the accommodating cavity 1a, the self-locking assembly 3 can be prevented from being exposed to the outside, and the appearance is more attractive.
As shown in fig. 2, in one embodiment, the outer wall of the fixing portion 1 is further provided with a bar-shaped hole 1c that is communicated with the accommodating cavity 1a, and one end of the unlocking portion 33, which is far away from the self-locking portion 31, is slidably disposed through the bar-shaped hole 1c. It should be understood that the bar-shaped hole 1c may be provided along the rotation direction of the self-locking portion 31 and matched with the size of the unlocking portion 33, or may be a hole body having a size larger than the unlocking portion 33.
When the locking of the self-locking part 31 and the rotating part 2 needs to be released, the unlocking part 33 is shifted outside the fixing part 1, the unlocking part 33 drives the self-locking part 31 to rotate around the rotation axis of the self-locking part 31, the rotating self-locking part 31 moves towards the direction away from the rotating part 2, the second locking part 311 is separated from the first locking part 21, and the engagement of the self-locking part 31 and the rotating part 2 is released.
As shown in fig. 1, in one embodiment, the fixing portion 1 includes two housings 11, the two housings 11 are detachably connected, a receiving cavity 1a with an opening 1b on one side is formed between the two housings 11, the rotating portion 2 can enter and exit the receiving cavity 1a through the opening 1b, and a strip-shaped hole 1c is formed in the outer wall of the housing 11. It should be understood that the detachable connection may be a detachable connection by a bolt, a detachable connection by a snap, or the like.
Before the two shells 11 are not connected, the self-locking assembly 3 is arranged in the shells 11, and then the two shells 11 are detachably connected, so that the self-locking assembly 3 is conveniently fixed in the fixing part 1.
As shown in fig. 4 and 6, in one embodiment, the fixing portion 1 further includes a fixing post 12, the fixing post 12 is connected to an inner wall of the accommodating cavity 1a, the second elastic portion 4 is a torsion spring, the torsion spring is rotatably sleeved on the fixing post 12, a straight torsion arm at one end of the torsion spring is connected to the rotating portion 2, and a straight torsion arm at the other end of the torsion spring abuts against the inner wall of the accommodating cavity 1 a.
When the rotating part 2 and the fixing part 1 are rotated and folded, the rotating part 2 and the fixing part 1 drive the two ends of the torsion spring to twist, so that the torsion spring has elastic force for providing reset of the rotating part 2 and the fixing part 1, and when the rotating part 2 and the fixing part 1 are opened, the torsion spring can provide elastic force for opening the rotating part 2 and the fixing part 1, so that the rotating part 2 and the fixing part 1 are opened under the pushing of the elastic force of the torsion spring.
The utility model also relates to a medical device comprising an end effector (not shown), a transmission member 5 and a handle as described above; the end effector is drivingly connected to the handle via a drive 5 to control movement of the end effector by the handle.
It will be appreciated that the medical device may be a needle holder, a clamp, or the like; the end effector may be a clamp, scissors, etc.; the transmission component can be a shaft transmission piece, a gear transmission piece, a rope transmission piece and the like.
Through the rotating part 2 on the operating handle, the rotating part 2 outputs kinetic energy to the transmission part 5, and the transmission part 5 transmits the kinetic energy to the end effector so as to drive the end effector to act.
In one embodiment, the rotating part 2 is further formed with a driving rack 22, and the driving rack 22 is disposed along the rotating direction of the rotating part 2 and is in driving connection with the driving member 5.
By arranging the driving rack 22, when the rotating part 2 is driven to rotate relative to the fixed part 1, the driving rack 22 is driven to rotate, and the rotating driving rack 22 drives the end effector to act through the transmission part 5 and is used for opening, closing, rotating and the like of the end effector.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.
Claims (10)
1. A handle for a medical device, comprising:
a fixing part (1);
a rotating part (2), wherein the rotating part (2) is rotatably connected with the fixed part (1); and
The self-locking assembly (3) comprises a self-locking part (31) and a first elastic part (32), wherein the self-locking part (31) is connected with the fixed part (1) and can be in operable connection with the rotating part (2) and is used for locking the position of the rotating part (2) relative to the fixed part (1), and the first elastic part (32) is connected between the self-locking part (31) and the fixed part (1).
2. The handle of a medical device according to claim 1, wherein the rotating portion (2) is formed with a plurality of first engaging portions (21), the plurality of first engaging portions (21) being distributed along a rotation direction of the rotating portion (2); the self-locking part (31) is provided with at least one second clamping part (311), and the second clamping part (311) can be abutted with the first clamping part (21) so as to lock the position of the rotating part (2) relative to the fixed part (1).
3. The handle of a medical device according to claim 2, wherein the self-locking assembly (3) further comprises an unlocking portion (33), the unlocking portion (33) being connected to the self-locking portion (31) and being slidingly connected to the fixing portion (1) for pushing the second clamping portion (311) away from the first clamping portion (21).
4. A handle of a medical device according to claim 3, characterized in that the self-locking part (31) is rotatably connected to the fixed part (1), the first elastic part (32) is arranged at an end of the self-locking part (31) remote from the rotational connection, or the first elastic part (32) is arranged at the rotational connection position of the self-locking part (31).
5. A handle of a medical device according to claim 3, wherein the self-locking assembly (3) further comprises a limiting part (34), the limiting part (34) being connected to the fixing part (1) and being arranged on the movement path of the self-locking part (31) for limiting the rotation range of the self-locking part (31).
6. A handle of a medical device according to claim 3, further comprising a second elastic portion (4), said second elastic portion (4) being connected between said rotating portion (2) and said fixed portion (1) for providing an elastic force for resetting after relative rotation of said rotating portion (2) and said fixed portion (1).
7. A handle of a medical device according to claim 2, characterized in that a plurality of the first clamping parts (21) form a ratchet structure, the second clamping parts (311) are pawl structures, the pawl structures can be meshed with the ratchet structures to form ratchet pawl structures, and the ratchet pawl structures enable the rotating parts (2) to move towards the fixed parts (1) and lock away from the fixed parts (1).
8. A handle of a medical device according to claim 3, wherein a containing cavity (1 a) is formed in the fixing portion (1), an opening (1 b) communicated with the containing cavity (1 a) is formed in the outer wall of the fixing portion (1), the rotating portion (2) can at least partially enter and exit the containing cavity (1 a) through the opening (1 b), and the self-locking assembly (3) is arranged in the containing cavity (1 a).
9. The handle of a medical device according to claim 8, wherein the outer wall of the fixing portion (1) is further provided with a bar-shaped hole (1 c) communicated with the accommodating cavity (1 a), and one end of the unlocking portion (33) away from the self-locking portion (31) is slidably arranged through the bar-shaped hole (1 c).
10. A medical device characterized by comprising an end effector, a transmission (5) and a handle according to any of claims 1 to 9; the end effector is in driving connection with the handle via the driving member (5) to control the movement of the end effector by the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320644922.0U CN219629684U (en) | 2023-03-28 | 2023-03-28 | Handle of medical instrument and medical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320644922.0U CN219629684U (en) | 2023-03-28 | 2023-03-28 | Handle of medical instrument and medical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219629684U true CN219629684U (en) | 2023-09-05 |
Family
ID=87810167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320644922.0U Active CN219629684U (en) | 2023-03-28 | 2023-03-28 | Handle of medical instrument and medical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219629684U (en) |
-
2023
- 2023-03-28 CN CN202320644922.0U patent/CN219629684U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10874394B2 (en) | Surgical instrument and drive mechanism thereof | |
| WO2018086046A1 (en) | Surgical instrument with interlocking function | |
| US8382789B2 (en) | Handle for surgical instruments | |
| US9474522B2 (en) | Jawed receiver for needle cartridge | |
| JP2020121112A (en) | Drive mechanisms for surgical instruments for use in robotic surgical systems or the like | |
| CA2902458C (en) | Power assist device for a surgical instrument | |
| EP1929962B1 (en) | Surgical needle holder for stitch suturing | |
| JPH1043189A (en) | Joint movement transmitting mechanism for surgical machine | |
| CA2482577A1 (en) | Surgical stapling instrument having multistroke firing with opening lockout | |
| CN102160813A (en) | Surgical clip applier | |
| CN219147776U (en) | Electric surgical instrument | |
| CN218528805U (en) | Platform assembly and anastomat | |
| US10772613B2 (en) | Actuation lockout for a surgical instrument | |
| CN219629684U (en) | Handle of medical instrument and medical instrument | |
| CN112006786A (en) | Medical auxiliary tool | |
| CN203970451U (en) | The safety of surgical operating instrument and surgical operating instrument | |
| CN105433999B (en) | The safeties and surgical operating instrument of surgical operating instrument | |
| WO2024017212A1 (en) | Platform assembly and stapler | |
| CN106073840B (en) | A kind of hysteroscope stapler | |
| JP2008238326A (en) | Robot hand and robot | |
| CN220309169U (en) | Multiple clamp applying push clamp positioning mechanism | |
| WO2024017215A1 (en) | Platform assembly and stapler | |
| KR102560361B1 (en) | A medical grasper for decreasing fatigue of hand | |
| WO2024017213A1 (en) | Platform assembly and stapler | |
| CN118356218A (en) | Needle-holding suture device capable of keeping closed or open state |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |