CN214857305U

CN214857305U - Curette for gynecological and obstetrical operation

Info

Publication number: CN214857305U
Application number: CN202120751842.6U
Authority: CN
Inventors: 瞿向东; ***; 方俏; 盛波; 毕施施
Original assignee: Taizhou Central Hospital Taizhou University Hospital
Current assignee: Taizhou Central Hospital Taizhou University Hospital
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-26
Anticipated expiration: 2031-04-13

Abstract

The utility model provides a curette for gynecological and obstetrical operations, which belongs to the technical field of gynecological and obstetrical surgical instruments. It has solved the current inconvenient problem of human tissue of scraping of spatula and has used. This curette that gynaecology and obstetrics's operation was used, including the pipe box, pipe handle and spoon circle, spoon circle have on enclose with spoon circle integrated into one piece well core rod, well core rod wears to locate the pipe box in proper order, in the pipe handle, be provided with the rectangle cavity in the pipe handle, circular flaring groove, the end cover can be dismantled and link firmly in circular flaring groove, well core rod wears to establish the end and extends to in the rectangle cavity, well core rod wears to establish end screwed connection and has the rectangle to support the backup plate, be provided with the compression spring that the cover was established in the rectangle cavity and set up on well core rod, compression spring's one end elasticity supports to support on the step in the axial, this compression spring's other end elasticity supports to support on the backup plate at the rectangle. The utility model has the advantages of reasonable design, simply, the spoon circle has the effect of elasticity when scraping and getting human tissue, and the spoon circle is scraped and is got the convenience, and structural stability is high, convenient to use.

Description

Curette for gynecological and obstetrical operation

Technical Field

The utility model belongs to the technical field of gynaecology and obstetrics's surgical instruments, a spatula that gynaecology and obstetrics's operation was used is related to.

Background

The curette is a common instrument for induced abortion operation, and can be used for curettage. In addition, vaginal epithelial cells, leucorrhea and the like can be scraped by the spatula for clinical test analysis to provide necessary data for diagnosis.

The prior spatula and the connecting rod are generally in rigid connection, such as Chinese patent numbers: the "201920250232.0" authorization notice number is: CN209713090U a novel gynaecology and obstetrics uterine curettage device, including the handle, the tip fixedly connected with connecting rod of handle, the tip fixedly connected with connector of connecting rod, the tip of connector is provided with the spatula, the tip fixedly connected with fixed column of spatula, the spacing groove has been seted up in the outside of fixed column, the fixed orifices has been seted up to the inside of connector, the fixed column is fixed in the inside of fixed orifices.

In the structure, the spatula and the connecting rod are rigidly and fixedly connected, so that when the spatula is used, the force for scraping human tissues is relatively great, and the use is inconvenient; in addition, the spatula is relatively connected with the fixing hole of the connector through the fixing column, so that the structure stability is poor, and the service life is short.

Disclosure of Invention

The utility model aims at providing a simple structure, convenient, the structural stability is high, convenient to use's the curette that gynaecology and obstetrics's operation was used is scraped to the above-mentioned problem that exists among the prior art to the spoon circle.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a curette that gynaecology and obstetrics operation was used, includes pipe box, pipe handle and spoon circle, the spoon circle on have with spoon circle integrated into one piece well core rod, well core rod wear to locate in pipe box, pipe handle in proper order, the lower extreme of pipe box and spoon circle support and lean on the cooperation, the upper end of pipe box and the lower extreme axial of pipe handle link firmly, the upper end of pipe handle can dismantle and link firmly the end cover, a serial communication port, the pipe handle in be provided with the rectangle cavity, the lower extreme of rectangle cavity and the centre bore of pipe handle form the axial and support and lean on the step, the upper end of rectangle cavity be equipped with the circular flaring groove that forms the flaring step with rectangle cavity axial intercommunication, the end cover can dismantle and link firmly in the notch in circular flaring groove, well core rod wear to establish the end and extend to in the rectangle cavity, well core rod wear to establish the end spiral connection and have the rectangle backup plate, this rectangle backup plate's size, The shape and the cross section size adaptation of the rectangle cavity in the pipe handle, this rectangle support board and the rectangle cavity sliding fit in the pipe handle, the rectangle cavity in be provided with the compression spring of cover on well core rod, compression spring's one end elasticity support and lean on the step by the axial, this compression spring's other end elasticity supports and leans on the rectangle support board.

The spoon ring can be axially and telescopically adjusted in the pipe sleeve, and when the spoon ring axially extends outwards for a certain axial distance, the spoon ring can be rapidly and elastically retracted under the action of the elastic action of the compression spring, so that the scraping effect of the spoon ring is increased; during actual manufacturing, external threads are arranged on the outer wall of the central rod extending into the rectangular cavity, the middle position of the rectangular abutting plate is arranged in a threaded hole, the external threads of the central rod extending into the rectangular cavity are in spiral fit with the threaded hole of the rectangular abutting plate, when a large external force acts on the spoon ring to rotate the spoon ring, the spoon ring drives the central rod to rotate in the same time, the rectangular abutting plate moves downwards in the rectangular cavity in the pipe handle, and the elastic acting force of the compression spring is increased; when the spoon ring drives the central rod to rotate against time, the rectangular abutting plate moves upwards in a rectangular cavity in the pipe handle, and the elastic acting force of the compression spring is reduced; the purpose of setting like this is through adjusting the elastic force of compression spring to adjust the effort of spoon circle elasticity withdrawal, the withdrawal speed of the withdrawal spoon circle of effective control, convenient to use.

In foretell curette for gynecology and obstetrics operation, the circular flaring inslot of pipe handle be provided with circular locking piece, the intermediate position of the lower terminal surface of circular locking piece be provided with the connecting hole, the inner wall of connecting hole on be provided with the internal thread, the internal thread of the connecting hole of circular locking piece and the relative screw connection of end ability of wearing to establish of king-rod, the intermediate position of the up end of circular locking piece the rectangle arch has, the middle part position of the interior terminal surface of end cover be provided with the rectangle guide way, the protruding axial spacing grafting of rectangle in the rectangle guide way of end cover of circular locking piece. In practical application, the rectangular protrusion of the circular locking block and the rectangular guide groove of the end cover are relatively rotated and limited through shapes to be in axial guide sliding fit; the end cover can drive the circular locking block to rotate by matching the rectangular protrusion of the circular locking block and the rectangular guide groove of the end cover; the circular locking block can also be driven to rotate by rotating the spoon ring; the operation is convenient. When the end cover drives the circular locking block to rotate clockwise, the connecting hole of the circular locking block and the penetrating end of the central rod are in threaded connection to enable the circular locking block and the flaring step to be axially abutted, the central rod is locked by axial telescopic displacement in the pipe sleeve, when the end cover drives the circular locking block to rotate anticlockwise, and when the connecting hole of the circular locking block and the penetrating end of the central rod are in threaded separation, the locking of the central rod by the axial telescopic displacement in the pipe sleeve is released.

In the curette for gynecological and obstetrical operations, the size and the shape of the circular locking block are matched with the size of the cross section of the circular flaring groove of the tube handle, and the circular locking block slides up and down in the circular flaring groove of the tube handle; the size and the shape of the rectangular bulge of the circular locking block are matched with the rectangular guide groove of the end cover. The purpose of the arrangement is to reduce the manufacturing cost of the structure which relatively rotates and limits the axial guide sliding fit of the rectangular bulge of the circular locking block and the rectangular guide groove of the end cover; the shape structure of the circular locking block and the size adaptation of the cross section of the circular flaring groove of the pipe handle can effectively prevent the circular locking block from radially displacing and jumping in the circular flaring groove of the pipe handle, and the structure is stable.

In the above spatula for gynecological operation, the end cap is hemispherical, and a columnar protrusion is arranged in the middle of the hemispherical circular surface of the end cap and inserted into the circular flaring groove of the tube handle. The cylindrical protrusion and the circular flaring groove of the pipe handle have relative friction force during plugging, and the end cover is prevented from axially separating from the circular flaring groove of the pipe handle by the aid of the purpose of setting up the professional.

In the curette for gynecological and obstetrical operations, the spoon ring is in a pawpaw shape, the cross section of the spoon ring is a parallelogram, and the spoon ring is bent to form an acute angle of an inner edge of a pawpaw-shaped bottom edge and is used as a scraping opening. The purpose of the arrangement is to facilitate the convenient scraping of the spoon ring and the convenient use.

In the curette for gynecological and obstetrical operations, a rubber pad is sleeved on a central rod between the spoon ring and the pipe sleeve, two ends of the rubber pad are respectively provided with a sleeve opening part, one sleeve opening part is sleeved at the lower end of the pipe sleeve, and the other sleeve opening part is sleeved on the ring handle of the spoon ring. The spoon ring and the pipe sleeve are arranged in a telescopic manner, so that the spoon ring and the pipe sleeve are separated from each other in opposite directions and are always in the opening of the sleeve, and the use is convenient.

In the curette for gynecological and obstetrical operations, the lower end of the tube handle is provided with the insertion part protruding in the axial direction, the upper end of the tube sleeve is provided with the sleeve connection part protruding in the axial direction, and the insertion part of the tube handle and the sleeve connection part of the tube sleeve are axially and oppositely inserted and assembled. The purpose of this arrangement is to facilitate the relative axial assembly of the pipe shank and the pipe sleeve.

Compared with the prior art, the spatula for gynecological surgery has the advantages that: the spoon has the advantages of reasonable and simple structural design, elastic force effect when the spoon ring scrapes human tissues, convenience in scraping of the spoon ring, high structural stability and convenience in use.

Drawings

Fig. 1 is a schematic perspective view of the spatula for gynecological operation.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic sectional view of the spatula for gynecological operation.

Fig. 4 is an enlarged schematic view of a portion B in fig. 3.

In the figure, 1, a pipe sleeve; 2. a pipe handle; 3. a spoon ring; 4. a center pole; 5. an end cap; 6. a rectangular backup plate; 7. a compression spring; 8. a circular locking block; 9. connecting holes; 10. a rectangular protrusion; 11. a rectangular guide groove; 12. a columnar bulge; 13. a scraping port; 14. a rubber pad; 15. a sleeving opening part; 16. a plug-in part.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2, 3 and 4, the curette for gynecological and obstetrical surgery mainly comprises a pipe sleeve 1, a pipe handle 2 and a spoon ring 3, wherein a central rod 4 integrally formed with the spoon ring 3 is arranged on the spoon ring 3, the central rod 4 sequentially penetrates through the pipe sleeve 1 and the pipe handle 2, the lower end of the pipe sleeve 1 and the spoon ring 3 are abutted against and matched, the upper end of the pipe sleeve 1 and the lower end of the pipe handle 2 are axially fixedly connected, an end cover 5 is detachably and fixedly connected to the upper end of the pipe handle 2, a rectangular cavity is arranged in the pipe handle 2, the lower end of the rectangular cavity and a central hole of the pipe handle 2 form an axial abutting step, a circular flaring groove axially communicated with the rectangular cavity to form a flaring step is arranged at the upper end of the rectangular cavity, the end cover 5 is detachably and fixedly connected to a groove opening of the circular flaring groove, the penetrating end of the central rod 4 extends into the rectangular cavity, the penetrating end of the central rod 4 is spirally connected with a rectangular abutting plate 6, and the rectangular abutting plate 6 is large in size and small size, The shape of the rectangular cavity is matched with the size of the cross section of the rectangular cavity in the pipe handle 2, the rectangular abutting plate 6 is in sliding fit with the rectangular cavity in the pipe handle 2, a compression spring 7 which is sleeved on the central rod 4 is arranged in the rectangular cavity, one end of the compression spring 7 elastically abuts against the axial abutting step, and the other end of the compression spring 7 elastically abuts against the rectangular abutting plate 6; during actual manufacturing, a circular locking block 8 is arranged in a circular flaring groove of the pipe handle 2, a connecting hole 9 is arranged at the middle position of the lower end face of the circular locking block 8, an internal thread is arranged on the inner wall of the connecting hole 9, the internal thread of the connecting hole 9 of the circular locking block 8 and the penetrating end of the central rod 4 can be in relatively spiral connection, a rectangular protrusion 10 is arranged at the middle position of the upper end face of the circular locking block 8, a rectangular guide groove 11 is arranged at the middle position of the inner end face of the end cover 5, and the rectangular protrusion 10 of the circular locking block 8 is axially limited and inserted in the rectangular guide groove 11 of the end cover 5; the rectangular protrusion 10 of the circular locking block 8 and the rectangular guide groove 11 of the end cover 5 are limited to axially guide and slide fit through relative rotation by shapes; the end cover 5 can drive the circular locking block 8 to rotate through the matching of the rectangular protrusion 10 of the circular locking block 8 and the rectangular guide groove 11 of the end cover 5; the circular locking block 8 can also be driven to rotate by rotating the spoon ring 3; the operation is convenient. Specifically, the size and the shape of the circular locking block 8 are matched with the size of the cross section of the circular flaring groove of the pipe handle 2, and the circular locking block 8 slides up and down in the circular flaring groove of the pipe handle 2; the size and shape of the rectangular protrusion 10 of the circular locking block 8 are matched with the rectangular guide groove 11 of the end cover 5.

In actual manufacturing, the end cap 5 is hemispherical, a columnar protrusion 12 is arranged in the middle of the hemispherical circular surface of the end cap 5, and the columnar protrusion 12 is inserted into the circular flaring groove of the pipe handle 2; the spoon ring 3 is in a pawpaw shape, the cross section of the spoon ring 3 is in a parallelogram shape, and an acute angle of an inner edge of the bottom edge of the spoon ring 3 bent to be in the pawpaw shape is a scraping cut.

During actual manufacturing, a rubber pad 14 is sleeved on a central rod 4 between the spoon ring 3 and the pipe sleeve 1, two ends of the rubber pad 14 are respectively provided with a sleeve opening part 15, one sleeve opening part 15 is sleeved at the lower end of the pipe sleeve 1, and the other sleeve opening part 15 is sleeved on the ring handle of the spoon ring 3.

In actual manufacturing, the lower end of the pipe handle 2 is provided with an axially convex inserting part 16, the upper end of the pipe sleeve 1 is provided with an axially convex sleeving part, and the inserting part 16 of the pipe handle 2 and the sleeving part of the pipe sleeve 1 are axially oppositely inserted and assembled.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a curet that gynaecology and obstetrics's operation was used, includes pipe box (1), tube handle (2) and spoon circle (3), spoon circle (3) on have with spoon circle (3) integrated into one piece well core rod (4), well core rod (4) wear to locate in pipe box (1), tube handle (2) in proper order, the lower extreme of pipe box (1) and spoon circle (3) support and lean on the cooperation, the upper end of pipe box (1) and the lower extreme axial of tube handle (2) link firmly, the upper end of tube handle (2) can dismantle and link firmly end cover (5), its characterized in that, tube handle (2) in be provided with the rectangle cavity, the lower extreme of rectangle cavity and the centre bore of tube handle (2) form the axial and support and lean on the step, the upper end of rectangle cavity be equipped with the circular flaring groove that forms the flaring step with rectangle cavity axial intercommunication, end cover (5) can dismantle and link firmly in the notch of circular flaring groove, the end of wearing to establish of well core rod (4) extend to in the rectangle cavity, the end screwed connection that wears to establish of well core rod (4) have the rectangle to support backup plate (6), this rectangle supports the size of backup plate (6), the cross section size adaptation of the rectangle cavity in shape and the pipe handle (2), this rectangle supports the rectangle cavity sliding fit in backup plate (6) and pipe handle (2), the rectangle cavity in be provided with and establish compression spring (7) of establishing on well core rod (4), the one end elasticity of compression spring (7) support and support to lean on the step in the axial, the other end elasticity of this compression spring (7) supports and support on backup plate (6) at the rectangle.

2. The curette for gynecological and obstetrical surgery according to claim 1, characterized in that a circular locking block (8) is arranged in the circular flaring groove of the tube handle (2), a connecting hole (9) is formed in the middle of the lower end face of the circular locking block (8), an internal thread is formed in the inner wall of the connecting hole (9), the internal thread of the connecting hole (9) of the circular locking block (8) and the penetrating end of the central rod (4) can be connected in a spiral mode relatively, a rectangular protrusion (10) is arranged in the middle of the upper end face of the circular locking block (8), a rectangular guide groove (11) is formed in the middle of the inner end face of the end cover (5), and the rectangular protrusion (10) of the circular locking block (8) is axially limited to be inserted into the rectangular guide groove (11) of the end cover (5).

3. The curette for gynecological and obstetrical operations according to claim 2, characterized in that said circular locking block (8) is adapted in size and shape to the cross-sectional size of the circular flared slot of the tubular shank (2), said circular locking block (8) sliding up and down in the circular flared slot of the tubular shank (2); the size and the shape of the rectangular protrusion (10) of the circular locking block (8) are matched with those of the rectangular guide groove (11) of the end cover (5).

4. The gynecological spatula as defined in claim 3, wherein the end cap (5) is hemispherical, and a cylindrical protrusion (12) is provided at the middle of the hemispherical circular surface of the end cap (5), and the cylindrical protrusion (12) is inserted into the circular flared groove of the handle (2).

5. The curette for gynecological and obstetrical operations according to claim 1, characterized in that the spoon ring (3) is papaya-shaped, the cross section of the spoon ring (3) is parallelogram-shaped, and the acute angle of the inner edge of the bottom edge of the spoon ring (3) bent into papaya-shaped is the scraping opening (13).

6. The curette for gynecological and obstetrical operations according to claim 1 or 5, characterized in that a rubber pad (14) is sleeved on the central rod (4) between the spoon ring (3) and the tube sleeve (1), two ends of the rubber pad (14) are respectively provided with a sleeve opening portion (15), one sleeve opening portion (15) is sleeved on the lower end of the tube sleeve (1), and the other sleeve opening portion (15) is sleeved on the ring handle of the spoon ring (3).

7. The curette for gynecological and obstetrical operations according to claim 1, characterized in that the lower end of the tube handle (2) is provided with an axially convex spigot portion (16), the upper end of the tube sleeve (1) is provided with an axially convex socket portion, and the spigot portion (16) of the tube handle (2) and the socket portion of the tube sleeve (1) are axially oppositely fitted.